[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.1"]
[White "Bruzon Batista, Lazaro"]
[Black "Fiori, Hector"]
[Result "1-0"]
[WhiteElo "2717"]
[BlackElo "2125"]
[ECO "A60"]
[EventDate "2012.10.12"]
[PlyCount "43"]

1.d4 Nf6 2.c4 e6 3.Nc3 c5 4.d5 exd5 5.cxd5 Bd6 6.g3 O-O 7.Bg2 a6 8.Nf3 Bc7
9.d6 Ba5 10.O-O Re8 11.Nd5 Nxd5 12.Qxd5 Nc6 13.Ng5 Qf6 14.Qd3 g6 15.Ne4 
Qe6 16.Qe3 Bd8 17.Nxc5 Qxe3 18.Bxe3 Bf6 19.Rfd1 Bxb2 20.Rab1 Ba3 21.Nxb7 
Rb8 22.Bxc6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.2"]
[White "Martinez De Negri, Gonzalo"]
[Black "Granda Zuniga, Julio"]
[Result "0-1"]
[WhiteElo "2123"]
[BlackElo "2647"]
[ECO "B86"]
[EventDate "2012.10.12"]
[PlyCount "102"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bc4 Be7 7.Be3 O-O 8.Bb3 
Na6 9.g4 Nc5 10.Qf3 Bd7 11.g5 Ne8 12.h4 Nc7 13.Qg2 b5 14.h5 a5 15.a3 b4 
16.Nce2 d5 17.e5 bxa3 18.bxa3 Nb5 19.g6 Qc7 20.Nf3 Be8 21.gxh7+ Kxh7 22.
Rg1 Rg8 23.a4 Nc3 24.Ned4 N3e4 25.Rc1 Rc8 26.Qg4 Qb7 27.Kf1 Qa6+ 28.Ne2 
Kh8 29.Nd4 Bxa4 30.Bxa4 Nxa4 31.f3 Nec3 32.Kf2 Nxe2 33.Nxe2 Rc4 34.Bd4 Bc5
35.h6 g5 36.Rgd1 Qb6 37.c3 Nb2 38.Rd2 a4 39.f4 a3 40.fxg5 Qd8 41.Rg1 Be7 
42.Qf3 Bxg5 43.Rc2 Bh4+ 44.Kf1 a2 45.Rc1 Ra4 46.Ra1 Nc4 47.Qd3 Rg5 48.Nc1 
Nxe5 49.Qe3 Rxd4 50.cxd4 Qf6+ 51.Ke2 Nc4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.3"]
[White "Iturrizaga, Eduardo"]
[Black "Ferreira, Kleber Victor"]
[Result "1-0"]
[WhiteElo "2639"]
[BlackElo "2121"]
[ECO "A92"]
[EventDate "2012.10.12"]
[PlyCount "69"]

1.Nf3 f5 2.c4 Nf6 3.Nc3 d6 4.d4 e6 5.g3 Be7 6.Bg2 O-O 7.b4 Ne4 8.Bb2 a5 9.
b5 Nxc3 10.Bxc3 a4 11.O-O Nd7 12.Qc2 Qe8 13.e4 f4 14.e5 dxe5 15.dxe5 Qh5 
16.h3 g5 17.g4 Qh6 18.Rad1 Rf7 19.Rd2 Nf8 20.Qe4 Ng6 21.Rb1 Qf8 22.Rbd1 
Qh6 23.Rb1 Qf8 24.Rd3 a3 25.c5 Bxc5 26.Nxg5 Re7 27.Qc4 Re8 28.Ne4 Be7 29.
Qxc7 Nh4 30.Bb4 Qg7 31.Bxe7 Rxe7 32.Rd8+ Kf7 33.Nd6+ Kg6 34.Qc2+ Kh6 35.
Rxc8 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.4"]
[White "Restuccia, Francisco"]
[Black "Leitao, Rafael"]
[Result "0-1"]
[WhiteElo "2118"]
[BlackElo "2617"]
[ECO "B22"]
[EventDate "2012.10.12"]
[PlyCount "142"]

1.e4 c5 2.c3 Nf6 3.e5 Nd5 4.d4 cxd4 5.Qxd4 e6 6.Nf3 Nc6 7.Qe4 f5 8.Qe2 Qc7
9.g3 d6 10.exd6 Bxd6 11.Bg2 O-O 12.O-O Nf6 13.Na3 Bxa3 14.bxa3 e5 15.Re1 
e4 16.Nd4 Nxd4 17.cxd4 Be6 18.Bf4 Qf7 19.Qb5 Rac8 20.Rac1 Nd5 21.Bd6 Rfd8 
22.Be5 Nc3 23.Qb2 Na4 24.Qb4 Nb6 25.Rxc8 Rxc8 26.h4 Bxa2 27.a4 Bd5 28.a5 
Nd7 29.Bf4 Rc4 30.Qd6 Rc6 31.Qb4 Nf6 32.Bh3 Qd7 33.Be5 h6 34.Qd2 Kh7 35.
Rc1 Ng8 36.Rxc6 Bxc6 37.Qf4 Ne7 38.Bd6 g6 39.h5 Nd5 40.hxg6+ Kxg6 41.Qe5 
Qf7 42.g4 Bd7 43.gxf5+ Bxf5 44.Bg2 Nf6 45.f3 exf3 46.Bxf3 Qb3 47.Be7 Qb1+ 
48.Kg2 Qc2+ 49.Kg3 Nh5+ 50.Bxh5+ Kxh5 51.Bc5 Qd3+ 52.Kf2 a6 53.Bd6 Qd2+ 
54.Kg3 Qg5+ 55.Kf2 Bd7 56.Be7 Qxe5 57.dxe5 Kg4 58.Kg2 Be6 59.Bc5 h5 60.Be7
h4 61.Bd6 Kf4 62.Bc7 Ke4 63.Kh2 Kd5 64.Kg2 b5 65.axb6 Kc6 66.Bd8 h3+ 67.
Kg3 Kb7 68.Bg5 Kxb6 69.Kf2 a5 70.Bf4 a4 71.Bc1 Kb5 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.5"]
[White "Flores, Diego"]
[Black "Benedetti, Julio"]
[Result "1-0"]
[WhiteElo "2598"]
[BlackElo "2117"]
[ECO "E61"]
[EventDate "2012.10.12"]
[PlyCount "59"]

1.c4 Nf6 2.Nf3 g6 3.Nc3 Bg7 4.d4 d6 5.Bg5 O-O 6.e3 c5 7.Be2 Na6 8.O-O h6 
9.Bh4 g5 10.Bg3 Nh5 11.Qd2 Nxg3 12.hxg3 Nc7 13.Rfd1 cxd4 14.Nxd4 Bd7 15.
Rac1 Rb8 16.b4 a6 17.Nb3 Be6 18.Na5 Qd7 19.Bf3 b6 20.Nc6 Bxc4 21.Nd5 Nxd5 
22.Bxd5 Bxd5 23.Nxb8 Rxb8 24.Qxd5 Qa4 25.Rc7 Bf6 26.Qb3 Qb5 27.Rxd6 Qf5 
28.Qd3 Qe5 29.Rd8+ Rxd8 30.Qxd8+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.6"]
[White "San Martin Basualto, Epiro"]
[Black "Kaidanov, Gregory"]
[Result "0-1"]
[WhiteElo "2114"]
[BlackElo "2587"]
[ECO "D46"]
[EventDate "2012.10.12"]
[PlyCount "78"]

1.d4 d5 2.c4 e6 3.Nf3 Nf6 4.Nc3 c6 5.e3 Nbd7 6.Qc2 Bd6 7.Bd3 O-O 8.O-O 
dxc4 9.Bxc4 e5 10.h3 Qe7 11.Bb3 Bb8 12.dxe5 Nxe5 13.Nxe5 Bxe5 14.f4 Bxc3 
15.Qxc3 Be6 16.Qe5 Rfe8 17.Bc2 Qd8 18.Rd1 Bd5 19.Qc3 Qe7 20.b4 Be4 21.Bb3 
Bd5 22.Bc2 Rad8 23.a4 Be4 24.Bb3 Rxd1+ 25.Bxd1 Nd5 26.Qd4 Qxb4 27.Qxb4 
Nxb4 28.Bd2 a5 29.Bc3 c5 30.Bb3 Rd8 31.Rd1 Rxd1+ 32.Bxd1 f6 33.g4 b6 34.
Bb3+ Bd5 35.Bd1 Na2 36.Bb2 Kf8 37.h4 c4 38.Bd4 Be4 39.Bxb6 Nc3 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.7"]
[White "Mareco, Sandro"]
[Black "Salvatti, Diego"]
[Result "1-0"]
[WhiteElo "2581"]
[BlackElo "2112"]
[ECO "A95"]
[EventDate "2012.10.12"]
[PlyCount "65"]

1.d4 e6 2.c4 f5 3.g3 Nf6 4.Bg2 Be7 5.Nc3 O-O 6.Nf3 d5 7.O-O c6 8.Qb3 Qe8 
9.Ne5 Qh5 10.f3 Rd8 11.Be3 Nbd7 12.Rfd1 Nf8 13.Bf2 g5 14.e4 f4 15.Ne2 fxg3
16.hxg3 Ng6 17.g4 Qh6 18.cxd5 exd5 19.Ng3 Qf8 20.Be3 Ne8 21.exd5 cxd5 22.
f4 Nxe5 23.fxe5 Be6 24.Rf1 Qh6 25.Nf5 Bxf5 26.gxf5 Nc7 27.Rac1 Rac8 28.f6 
Bf8 29.Qxb7 Qh4 30.Rxc7 Rb8 31.Rg7+ Kh8 32.Qf7 Rxb2 33.Qg8# 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.8"]
[White "Vazquez Massaro, Maximiliano"]
[Black "Bacallao Alonso, Yusnel"]
[Result "0-1"]
[WhiteElo "2112"]
[BlackElo "2580"]
[ECO "D85"]
[EventDate "2012.10.12"]
[PlyCount "42"]

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Nf3 O-O 8.Be2
c5 9.Rb1 cxd4 10.cxd4 Qa5+ 11.Bd2 Qxa2 12.O-O Bg4 13.Rxb7 Bxf3 14.Bxf3 
Bxd4 15.Rb4 Nc6 16.Ra4 Qe6 17.e5 Rad8 18.Ra6 Bb6 19.Bxc6 Qxc6 20.Qe2 Qc2 
21.Rd1 Rd5 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.9"]
[White "Felgaer, Ruben"]
[Black "Baeta, Marcio Netto"]
[Result "1-0"]
[WhiteElo "2579"]
[BlackElo "2101"]
[ECO "B03"]
[EventDate "2012.10.12"]
[PlyCount "89"]

1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.c4 Nb6 5.exd6 cxd6 6.Nc3 g6 7.Be3 Bg7 8.Rc1 
O-O 9.b3 Nc6 10.Nf3 Bg4 11.d5 Ne5 12.Be2 Nxf3+ 13.Bxf3 Bxf3 14.Qxf3 Nd7 
15.O-O a6 16.Qe2 Rc8 17.Ne4 Nf6 18.Nc3 Nd7 19.Bg5 Re8 20.Ne4 Nc5 21.Rfe1 
Nxe4 22.Qxe4 Qd7 23.h4 e5 24.dxe6 Rxe6 25.Qf3 Rce8 26.Rxe6 Rxe6 27.Rd1 Qc6
28.Qd3 b5 29.cxb5 Qxb5 30.Be3 Qxd3 31.Rxd3 Bf6 32.h5 Be7 33.h6 g5 34.Rc3 
Rxh6 35.Rc6 f5 36.Rxa6 Re6 37.Kf1 Kf7 38.a4 Re4 39.Rb6 f4 40.Bd2 Ke6 41.a5
Kd7 42.a6 Kc7 43.a7 Kxb6 44.a8=Q Re5 45.Bc3 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.10"]
[White "Cervetto, Esteban"]
[Black "Ortiz Suarez, Isan Reynaldo"]
[Result "0-1"]
[WhiteElo "2100"]
[BlackElo "2579"]
[ECO "B94"]
[EventDate "2012.10.12"]
[PlyCount "92"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 Nbd7 7.Bc4 Qb6 8.Bb3 
e6 9.Qd2 Be7 10.O-O Nc5 11.Rfe1 O-O 12.h3 Qc7 13.Rad1 b5 14.a3 Bb7 15.Bxf6
Bxf6 16.Ba2 Rad8 17.Qe3 Rfe8 18.b4 Bxd4 19.Rxd4 Nd7 20.Red1 Rc8 21.Rxd6 
Ne5 22.Qb6 Qxb6 23.Rxb6 Ba8 24.f4 Ng6 25.f5 exf5 26.exf5 Nf4 27.Nd5 Ne2+ 
28.Kh2 Rxc2 29.Bb3 Rb2 30.Nc7 Nf4 31.Nxa8 Rxg2+ 32.Kh1 h5 33.Bd5 Rf2 34.
Be6 Rxa8 35.Bd7 Nxh3 36.f6 Ng5 37.Kg1 Ra2 38.Bc6 Nh3+ 39.Kf1 Rf2+ 40.Ke1 
Rxf6 41.Bxa8 Rxb6 42.Rd8+ Kh7 43.Bd5 Ng5 44.Rc8 Ne6 45.Rc6 Rxc6 46.Bxc6 g5
0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.11"]
[White "Shabalov, Alexander"]
[Black "Chiari, Arthur Gontijo"]
[Result "1/2-1/2"]
[WhiteElo "2570"]
[BlackElo "2098"]
[ECO "D97"]
[EventDate "2012.10.12"]
[PlyCount "88"]

1.c4 Nf6 2.Nc3 d5 3.d4 g6 4.Nf3 Bg7 5.Qb3 dxc4 6.Qxc4 O-O 7.e4 Nc6 8.Bf4 
Nd7 9.Rd1 Nb6 10.Qc5 Bg4 11.Nb5 Bxf3 12.gxf3 e5 13.dxe5 Qh4 14.Bg3 Qh5 15.
Be2 Nxe5 16.Qe3 Nec4 17.Qb3 c6 18.Nc3 Nxb2 19.Qxb2 Qa5 20.O-O Qxc3 21.Qb1 
Qb2 22.Qxb2 Bxb2 23.Rb1 Bd4 24.a4 Nxa4 25.Rxb7 Bb6 26.Rc1 Nc5 27.Re7 Bd8 
28.Rxa7 Rxa7 29.Rxc5 h5 30.Kg2 Bc7 31.Bh4 Bd8 32.Bg3 Bc7 33.Bh4 Bf4 34.
Rxc6 Rc7 35.Ra6 Rb8 36.Bf6 Rc5 37.Ra7 Be5 38.Bxe5 Rxe5 39.Bc4 Rf8 40.Bd5 
Rg5+ 41.Kf1 Kg7 42.h3 Re5 43.Kg2 Rfe8 44.Kg3 Rd8 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.12"]
[White "Fonseca, Luis Ernesto Serra"]
[Black "Matamoros Franco, Carlos"]
[Result "0-1"]
[WhiteElo "2096"]
[BlackElo "2534"]
[ECO "B20"]
[EventDate "2012.10.12"]
[PlyCount "58"]

1.e4 e6 2.d3 c5 3.Na3 d5 4.c3 Nc6 5.Nf3 Nf6 6.Nd2 Be7 7.Be2 Rb8 8.O-O O-O 
9.Re1 b5 10.exd5 Nxd5 11.Nxb5 Rxb5 12.c4 Rb6 13.cxd5 exd5 14.Nb3 Be6 15.
Rb1 c4 16.Na1 Bf6 17.Nc2 Qb8 18.Ne3 c3 19.b3 Nd4 20.Nc2 Rc8 21.Nxd4 Bxd4 
22.Qc2 a5 23.Be3 Bxe3 24.fxe3 d4 25.exd4 a4 26.bxa4 Rb2 27.Rxb2 cxb2 28.
Qb1 Qb4 29.Rd1 Qa3 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.13"]
[White "Hernandez Guerrero, Gilberto"]
[Black "Okamura, Milton Kasuo"]
[Result "1-0"]
[WhiteElo "2531"]
[BlackElo "2092"]
[ECO "C55"]
[EventDate "2012.10.12"]
[PlyCount "47"]

1.e4 e5 2.Bc4 Bc5 3.Nf3 Nc6 4.O-O Nf6 5.d4 Bxd4 6.Nxd4 Nxd4 7.f4 d6 8.fxe5
dxe5 9.Bg5 Qe7 10.Na3 Bd7 11.Qe1 b5 12.c3 Ne6 13.Bxe6 Qxe6 14.Bxf6 gxf6 
15.Nc2 Qb6+ 16.Kh1 f5 17.Ne3 f4 18.Nd5 Qd6 19.Qh4 f5 20.Rad1 Kf7 21.Nxf4 
Qe7 22.Qh5+ Kg8 23.Nd5 Qd8 24.Qh6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.14"]
[White "Judewicz, Alejandro"]
[Black "Hansen, Eric"]
[Result "0-1"]
[WhiteElo "2084"]
[BlackElo "2527"]
[ECO "B43"]
[EventDate "2012.10.12"]
[PlyCount "70"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Nc3 Qc7 6.Bd3 Bc5 7.Be3 Nf6 8.O-O 
d6 9.h3 e5 10.Nb3 Bxe3 11.fxe3 Be6 12.Qf3 Nbd7 13.Nd5 Bxd5 14.exd5 O-O 15.
e4 Rac8 16.Kh1 g6 17.Nc1 Qd8 18.Ne2 h5 19.Qf2 Kg7 20.Qh4 Nc5 21.Ng3 Nfxe4 
22.Nxh5+ gxh5 23.Qe1 f5 24.b4 Nxd3 25.cxd3 Ng5 26.d4 exd4 27.Qg3 Rc3 28.
Qf4 Ne4 29.Rfe1 Qf6 30.Rad1 Qe5 31.Qh4 Re3 32.Kg1 Qg3 33.Qxg3+ Nxg3 34.Kf2
Ne4+ 35.Kf1 Re8 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.15"]
[White "Cori Tello, Jorge"]
[Black "Crespo, Eugenio"]
[Result "1-0"]
[WhiteElo "2522"]
[BlackElo "2076"]
[ECO "E11"]
[EventDate "2012.10.12"]
[PlyCount "59"]

1.d4 e6 2.Nf3 d5 3.c4 Nf6 4.g3 Bb4+ 5.Bd2 Be7 6.Bg2 O-O 7.Qc2 b6 8.cxd5 
exd5 9.O-O c5 10.Rd1 Nbd7 11.Nc3 Bb7 12.dxc5 bxc5 13.Nh4 Qb6 14.Nf5 Rfe8 
15.Bg5 d4 16.Na4 Qa6 17.Bxf6 gxf6 18.Qd3 Rab8 19.Qxa6 Bxa6 20.Bc6 Bb5 21.
Bxb5 Rxb5 22.b3 Ne5 23.Rac1 Bf8 24.e3 dxe3 25.Nxe3 Bh6 26.f4 Nf3+ 27.Kf2 
Nd4 28.Nxc5 Ne6 29.Ne4 Bg7 30.Nd6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.16"]
[White "Vergara Rozas, Jose"]
[Black "Ricardi, Pablo"]
[Result "0-1"]
[WhiteElo "2076"]
[BlackElo "2505"]
[ECO "A00"]
[EventDate "2012.10.12"]
[PlyCount "0"]

0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.17"]
[White "Mekhitarian, Krikor Sevag"]
[Black "Pirola, Marcos"]
[Result "1-0"]
[WhiteElo "2503"]
[BlackElo "2070"]
[ECO "B04"]
[EventDate "2012.10.12"]
[PlyCount "119"]

1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 g6 5.Bc4 Nb6 6.Bb3 Bg7 7.O-O O-O 8.h3 Nc6 
9.Qe2 dxe5 10.dxe5 Nd4 11.Nxd4 Qxd4 12.Re1 e6 13.Nd2 Nd5 14.Nf3 Qc5 15.Qe4
h6 16.h4 a5 17.h5 Ne7 18.hxg6 fxg6 19.Qg4 Kh7 20.Be3 Qb4 21.Qxb4 axb4 22.
Bc5 Re8 23.Bxb4 Nc6 24.Bc3 Na5 25.Rad1 Nxb3 26.axb3 b5 27.Nd4 Rb8 28.Bb4 
Kg8 29.Nc6 Rb6 30.Ne7+ Kh7 31.Bc5 Ra6 32.Nxc8 Rxc8 33.Rd7 Rc6 34.Be7 Rxc2 
35.Bf6 Rg8 36.Red1 g5 37.Rf7 Kg6 38.Rdd7 Bxf6 39.Rxf6+ Kh5 40.Rh7 g4 41.
Rhxh6+ Kg5 42.Rxe6 Rxb2 43.Ref6 Rxb3 44.e6 Rb1+ 45.Kh2 Re1 46.Kg3 Rg7 47.
f4+ gxf3 48.gxf3 Re3 49.Kf2 Ra3 50.f4+ Kg4 51.Rh1 Rg3 52.Rf7 Rxf7 53.Rh4+ 
Kxh4 54.exf7 Kg4 55.f8=Q Rf3+ 56.Ke2 Rxf4 57.Qc8+ Rf5 58.Ke3 Kg5 59.Qxc7 
Kf6 60.Ke4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.18"]
[White "Lo Presti, Roberto"]
[Black "Perez Ponsa, Federico"]
[Result "0-1"]
[WhiteElo "2065"]
[BlackElo "2489"]
[ECO "B90"]
[EventDate "2012.10.12"]
[PlyCount "60"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.f3 e5 7.Nb3 Be6 8.Be3 
Nbd7 9.Qd2 Rc8 10.g4 Nb6 11.g5 Nh5 12.O-O-O Be7 13.Rg1 O-O 14.Nd5 Nxd5 15.
exd5 Bf5 16.Bd3 Qd7 17.Kb1 Bd8 18.Nc1 g6 19.Ne2 f6 20.gxf6 Bxf6 21.Bg5 Bg7
22.Ng3 Nxg3 23.Rxg3 Qc7 24.h4 Bxd3 25.Qxd3 Qb6 26.Be3 Qb4 27.c3 Qxh4 28.
Rdg1 Qc4 29.Qd2 Rxf3 30.Rg4 e4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.19"]
[White "Valerga, Diego"]
[Black "Romero, Fabian"]
[Result "1-0"]
[WhiteElo "2485"]
[BlackElo "2058"]
[ECO "C45"]
[EventDate "2012.10.12"]
[PlyCount "59"]

1.d4 Nc6 2.e4 e5 3.Nf3 exd4 4.Nxd4 Nge7 5.Nc3 Nxd4 6.Qxd4 Nc6 7.Qe3 Nb4 8.
Qe2 Be7 9.Be3 c6 10.a3 Na6 11.Qd2 Bc5 12.Bxa6 Bxe3 13.Qxe3 bxa6 14.Qc5 Qe7
15.Qd4 O-O 16.O-O-O Re8 17.f4 Qd8 18.e5 Qb6 19.Ne4 a5 20.Nd6 Re7 21.Qc3 g6
22.Rd4 Ba6 23.Ne4 Rd8 24.Rhd1 Be2 25.R1d2 Bh5 26.g4 c5 27.Rd6 Qb5 28.Rf2 
Qb7 29.Nf6+ Kf8 30.gxh5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.20"]
[White "Schuh, Astor Jose"]
[Black "Real De Azua, Ernesto"]
[Result "0-1"]
[WhiteElo "2055"]
[BlackElo "2482"]
[ECO "B57"]
[EventDate "2012.10.12"]
[PlyCount "80"]

1.e4 c5 2.Nf3 Nc6 3.Nc3 d6 4.Bc4 Nf6 5.d4 cxd4 6.Nxd4 Qb6 7.Ndb5 a6 8.Be3 
Qa5 9.b4 Nxb4 10.Nd4 Nbd5 11.Bxd5 Qxc3+ 12.Kf1 Nxd5 13.exd5 Qc4+ 14.Kg1 
Qxd5 15.c4 Qa5 16.h4 e5 17.Nb3 Qc7 18.Rc1 Be7 19.h5 Be6 20.Nd2 f5 21.Rb1 
O-O 22.h6 g6 23.Bb6 Qc6 24.Rh3 Rf7 25.Qe2 f4 26.Rh2 Bf5 27.Rb2 Bf6 28.f3 
e4 29.Nxe4 Bxe4 30.fxe4 Bxb2 31.Qxb2 Qxe4 32.Rh3 Qxc4 33.Rc3 Qe6 34.Rf3 g5
35.Rh3 Re8 36.Bd4 g4 37.Rh5 Qg6 38.Ra5 g3 39.Bc3 Qxh6 40.Rh5 Qxh5 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.21"]
[White "Hungaski, Robert"]
[Black "Conde, Adrian"]
[Result "1-0"]
[WhiteElo "2451"]
[BlackElo "2053"]
[ECO "A13"]
[EventDate "2012.10.12"]
[PlyCount "51"]

1.Nf3 Nf6 2.c4 e6 3.g3 c5 4.Bg2 Nc6 5.O-O b6 6.d4 cxd4 7.Nxd4 Bb7 8.Nb5 d6
9.Bf4 e5 10.Bg5 a6 11.N5c3 Be7 12.Bxf6 gxf6 13.Nd5 Ra7 14.Nbc3 h5 15.e3 f5
16.f4 e4 17.Rf2 h4 18.Rd2 Na5 19.Qa4+ Bc6 20.Qb4 Rb7 21.Rad1 Bf8 22.Ne2 
Bxd5 23.Rxd5 hxg3 24.Rxa5 gxh2+ 25.Kh1 d5 26.Qa4+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.22"]
[White "Monteiro, Marcos Paul de Souza"]
[Black "Slipak, Sergio"]
[Result "1/2-1/2"]
[WhiteElo "2040"]
[BlackElo "2447"]
[ECO "E11"]
[EventDate "2012.10.12"]
[PlyCount "56"]

1.d4 Nf6 2.c4 e6 3.Nf3 Bb4+ 4.Bd2 Qe7 5.a3 Bxd2+ 6.Qxd2 O-O 7.Nc3 d6 8.e3 
e5 9.Qc2 Bg4 10.dxe5 dxe5 11.Ng5 g6 12.Nge4 Nbd7 13.f3 Bf5 14.Nxf6+ Nxf6 
15.e4 Be6 16.Nd5 Qd8 17.O-O-O c6 18.Nf4 Qe7 19.Nxe6 Qxe6 20.c5 Qe7 21.Bc4 
Nd7 22.Rd6 Qg5+ 23.Rd2 b6 24.cxb6 axb6 25.Kb1 Nc5 26.Rhd1 Ra7 27.Rd6 Rc7 
28.f4 Nb7 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.23"]
[White "Tristan, Leonardo"]
[Black "Sperb, Eduardo Quintana"]
[Result "1-0"]
[WhiteElo "2442"]
[BlackElo "2040"]
[ECO "B01"]
[EventDate "2012.10.12"]
[PlyCount "43"]

1.e4 d5 2.exd5 Nf6 3.d4 Nxd5 4.c4 Nb6 5.Nf3 Bg4 6.Be2 e6 7.O-O c5 8.Bg5 f6
9.Be3 Nc6 10.Nbd2 cxd4 11.Nxd4 Bxe2 12.Nxe2 Bb4 13.Nf4 Qd7 14.Qe2 O-O 15.
Nb3 Ne5 16.Rfd1 Qc6 17.c5 Nd5 18.Nd4 Nxf4 19.Bxf4 Qd5 20.Nc2 Qxc5 21.a3 
Ba5 22.b4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.24"]
[White "Jorquera Alfaro, Mauricio"]
[Black "Roselli Mailhe, Bernardo"]
[Result "1/2-1/2"]
[WhiteElo "2036"]
[BlackElo "2430"]
[ECO "E98"]
[EventDate "2012.10.12"]
[PlyCount "84"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 
9.Ne1 Ne8 10.Be3 f5 11.f3 f4 12.Bf2 h5 13.Rc1 g5 14.c5 Kh8 15.cxd6 cxd6 
16.Qc2 Ng8 17.Nb5 Bd7 18.Qb3 g4 19.a4 a6 20.Na3 Qg5 21.Kh1 Rc8 22.Rxc8 
Bxc8 23.Nc4 Nh6 24.Nb6 Qd8 25.Nxc8 Qxc8 26.Nd3 Nf7 27.Rc1 Qd7 28.Qc4 gxf3 
29.Bxf3 Ng5 30.Ne1 Nf6 31.Bh4 Bh6 32.Bxg5 Bxg5 33.b3 Kg7 34.Qc7 Rf7 35.
Qxd7 Rxd7 36.h3 Re7 37.Rc4 Kg6 38.a5 Rh7 39.Kg1 Ne8 40.Nc2 Bd8 41.Rc8 Rd7 
42.b4 Nf6 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.25"]
[White "Barbosa, Evandro Amorim"]
[Black "Morelli, Nicolas"]
[Result "1-0"]
[WhiteElo "2427"]
[BlackElo "2036"]
[ECO "C84"]
[EventDate "2012.10.12"]
[PlyCount "77"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.d3 b5 7.Bb3 d6 8.a4 Bb7 
9.Nc3 b4 10.Ne2 O-O 11.Ng3 Bc8 12.h3 Na5 13.Ba2 Be6 14.Bb1 h6 15.d4 exd4 
16.Nxd4 c5 17.Ndf5 Nc6 18.Re1 Qc7 19.Bf4 Rfd8 20.Qd2 Bf8 21.c3 b3 22.Bd3 
Ne5 23.Bf1 Ng6 24.c4 Nxf4 25.Qxf4 Nd7 26.Nh5 g6 27.Nxh6+ Bxh6 28.Qxh6 gxh5
29.Re3 Nf8 30.f4 Qe7 31.f5 Ng6 32.Rg3 Qf8 33.Qxh5 Qg7 34.fxe6 Ra7 35.exf7+
Kf8 36.Bd3 Qd4+ 37.Kh2 Rxf7 38.e5 Qxe5 39.Bxg6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.26"]
[White "Sanchez Sandoval, Gonzalo"]
[Black "Soppe, Guillermo"]
[Result "0-1"]
[WhiteElo "2029"]
[BlackElo "2417"]
[ECO "B14"]
[EventDate "2012.10.12"]
[PlyCount "54"]

1.e4 c6 2.d4 d5 3.exd5 cxd5 4.c4 Nf6 5.Nc3 g6 6.cxd5 Bg7 7.Bb5+ Bd7 8.Qb3 
Qb6 9.Bf4 O-O 10.Bxd7 Nbxd7 11.Nf3 Qa6 12.O-O-O Nb6 13.Rhe1 Rfc8 14.Kb1 
Qa5 15.Rxe7 Rxc3 16.bxc3 Nfxd5 17.Rde1 Nxe7 18.Rxe7 Qf5+ 19.Qc2 Qxf4 20.
Rxb7 Nc4 21.Rb3 Rc8 22.Qc1 Qe4+ 23.Ka1 h6 24.Ne1 Nb6 25.Nf3 Nd5 26.Qd2 a5 
27.Kb2 a4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.27"]
[White "Cori Tello, Deysi"]
[Black "Heinecke, Victor"]
[Result "1-0"]
[WhiteElo "2411"]
[BlackElo "2025"]
[ECO "A57"]
[EventDate "2012.10.12"]
[PlyCount "85"]

1.d4 Nf6 2.Nf3 g6 3.c4 c5 4.d5 b5 5.cxb5 a6 6.b6 Qxb6 7.Nc3 d6 8.e4 Nbd7 
9.Be2 Bg7 10.O-O O-O 11.Qc2 Qb7 12.Rb1 Nb6 13.b4 c4 14.Be3 Bd7 15.a4 Rac8 
16.Bd4 Bg4 17.a5 Na8 18.b5 axb5 19.Nxb5 Qa6 20.Na7 Rc7 21.Nc6 Rxc6 22.dxc6
Qxc6 23.Bxf6 Bxf6 24.Qxc4 Qd7 25.h3 Be6 26.Qb5 Qa7 27.a6 Ba2 28.Rb4 Bc3 
29.Qb7 Qc5 30.Rb5 Qa3 31.Qxe7 Qa4 32.a7 Bg7 33.Rb8 Qc2 34.Ba6 Bc4 35.Bxc4 
Qxc4 36.Qb7 Nc7 37.Rxf8+ Bxf8 38.Qxc7 Qxc7 39.a8=Q Qc3 40.Rb1 Qc5 41.Qd5 
Qc2 42.Qb3 Qxe4 43.Qxf7+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.28"]
[White "Aberbach, Angel"]
[Black "Mahia, Gustavo"]
[Result "0-1"]
[WhiteElo "2023"]
[BlackElo "2409"]
[ECO "A00"]
[EventDate "2012.10.12"]
[PlyCount "0"]

0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.29"]
[White "Diaz Hollemaert, Nahuel"]
[Black "Evans, Pablo"]
[Result "1-0"]
[WhiteElo "2408"]
[BlackElo "2017"]
[ECO "A16"]
[EventDate "2012.10.12"]
[PlyCount "51"]

1.c4 Nf6 2.Nc3 b6 3.e4 e5 4.f4 Bb7 5.d3 h5 6.fxe5 Ng4 7.Nf3 Be7 8.Bf4 g5 
9.Bd2 c5 10.h3 Nh6 11.Nd5 Bxd5 12.cxd5 d6 13.Qa4+ Kf8 14.Bc3 g4 15.hxg4 
Nxg4 16.exd6 Qxd6 17.Bxh8 Qg3+ 18.Kd2 Qf2+ 19.Be2 Qe3+ 20.Kc3 a6 21.Rae1 
b5 22.Qa5 Nf2 23.Rxh5 Nxe4+ 24.Kc2 Ng3 25.Re5 Qh6 26.Qc7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.30"]
[White "Perez Wertheim, Rodolfo"]
[Black "Molina, Roberto Junio Brito"]
[Result "0-1"]
[WhiteElo "2015"]
[BlackElo "2400"]
[ECO "D02"]
[EventDate "2012.10.12"]
[PlyCount "78"]

1.d4 d5 2.Nf3 Nf6 3.Bf4 e6 4.e3 Bd6 5.Bg3 Bxg3 6.hxg3 Qd6 7.Nbd2 Nbd7 8.
Bd3 e5 9.dxe5 Nxe5 10.Nxe5 Qxe5 11.c3 Bg4 12.Nf3 Qe7 13.Qa4+ Bd7 14.Qf4 
O-O-O 15.O-O b6 16.Rfd1 g5 17.Qe5 Be6 18.Bf5 Nd7 19.Bxe6 fxe6 20.Qd4 c5 
21.Qa4 Kb8 22.b4 c4 23.Qc2 g4 24.Ne1 Nf6 25.f3 h5 26.e4 gxf3 27.gxf3 Qg7 
28.exd5 exd5 29.Qh2 Rdg8 30.Kf2 Qf7 31.Ke2 Ka8 32.Rd4 Qe6+ 33.Kf2 Re8 34.
Kg1 Rhf8 35.Rf4 Qe3+ 36.Qf2 Nd7 37.Ng2 Rxf4 38.Nxe3 Rxf3 39.Kg2 Rfxe3 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.31"]
[White "Zuluaga Mancilla, Cesar"]
[Black "Postolski, Javier"]
[Result "1-0"]
[WhiteElo "2394"]
[BlackElo "2006"]
[ECO "A46"]
[EventDate "2012.10.12"]
[PlyCount "81"]

1.d4 Nf6 2.Nf3 c5 3.e3 b6 4.Nbd2 Bb7 5.Bd3 d5 6.Ne5 c4 7.Be2 Nbd7 8.f4 e6 
9.Bf3 Qc7 10.c3 b5 11.Qc2 Be7 12.O-O b4 13.e4 Rb8 14.Nxd7 Nxd7 15.e5 Qb6 
16.Rf2 g6 17.g4 Bh4 18.Rg2 a5 19.Nf1 g5 20.Kh1 gxf4 21.g5 Nf8 22.Bxf4 Ng6 
23.Bd2 b3 24.axb3 cxb3 25.Qb1 Ba6 26.Ne3 Qd8 27.Ng4 Bc4 28.Nf6+ Kf8 29.Be2
Bxe2 30.Rxe2 h6 31.Qg1 Ra8 32.Rf1 hxg5 33.Bxg5 Qc8 34.Rg2 Kg7 35.Bxh4 Rxh4
36.Qf2 Qh8 37.Nd7 f5 38.exf6+ Kf7 39.Rxg6 Rxh2+ 40.Qxh2 Qxh2+ 41.Kxh2 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.32"]
[White "Santopietro, Gerardo"]
[Black "Rosito, Jorge"]
[Result "1/2-1/2"]
[WhiteElo "2006"]
[BlackElo "2387"]
[ECO "B53"]
[EventDate "2012.10.12"]
[PlyCount "40"]

1.e4 c5 2.Nf3 d6 3.d4 Nf6 4.dxc5 Qa5+ 5.Bd2 Qxc5 6.Bd3 a6 7.O-O e6 8.a4 b6
9.Ra3 Qc7 10.Rc3 Qd8 11.Qe2 Be7 12.Rd1 e5 13.Bg5 Ra7 14.Bc4 Rd7 15.Rcd3 
O-O 16.Nc3 Bb7 17.Bxf6 Bxf6 18.Bd5 Nc6 19.Bxc6 Bxc6 20.Nd5 Bxa4 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.33"]
[White "Krysa, Leandro"]
[Black "Rivas, Lucas"]
[Result "1-0"]
[WhiteElo "2381"]
[BlackElo "1987"]
[ECO "D45"]
[EventDate "2012.10.12"]
[PlyCount "87"]

1.d4 d5 2.c4 c6 3.Nc3 Nf6 4.e3 e6 5.Nf3 Nbd7 6.Qc2 Bd6 7.b3 Bb4 8.Bd2 Qc7 
9.Bd3 dxc4 10.Bxc4 e5 11.O-O O-O 12.Rae1 Bd6 13.Bd3 Re8 14.dxe5 Bxe5 15.
Nxe5 Nxe5 16.Be2 Bg4 17.f3 Bh5 18.e4 Qb6+ 19.Kh1 Rad8 20.Bf4 Bg6 21.Rc1 
Nfd7 22.Bg3 h5 23.h3 Nf6 24.Bf2 Qa5 25.Bh4 Ned7 26.Rcd1 Qc5 27.Rd2 Nf8 28.
Bf2 Qa5 29.Rfd1 Rxd2 30.Qxd2 Ne6 31.Nd5 Qxd2 32.Nxf6+ gxf6 33.Rxd2 f5 34.
exf5 Bxf5 35.Bxa7 Nf4 36.Bf1 Nd5 37.Bf2 Ra8 38.a4 Re8 39.Kh2 Bg6 40.Bd4 
Rd8 41.Bc5 Re8 42.b4 Ra8 43.Bd3 Nc3 44.a5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.34"]
[White "Palmiotto, Marco Ivan"]
[Black "Fusco, Leonardo"]
[Result "0-1"]
[WhiteElo "1985"]
[BlackElo "2379"]
[ECO "B90"]
[EventDate "2012.10.12"]
[PlyCount "101"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.f3 e5 7.Nb3 Be6 8.Nd5 
Nxd5 9.exd5 Bf5 10.Be3 Be7 11.Qd2 Nd7 12.O-O-O O-O 13.g4 Bg6 14.Bd3 Bxd3 
15.Qxd3 Bg5 16.h4 Bxe3+ 17.Qxe3 Rc8 18.Kb1 Nb6 19.g5 Nc4 20.Qf2 Qd7 21.Nd2
f6 22.Nxc4 Rxc4 23.Qe2 Rf4 24.g6 hxg6 25.h5 g5 26.Qd3 Qf5 27.Qb3 Rf7 28.
Qb6 Rd7 29.Qa7 Rxf3 30.Qb8+ Kh7 31.a3 Rf2 32.Rc1 g4 33.Ka2 g3 34.Qe8 g2 
35.Rhg1 Rc7 36.c4 b5 37.c5 Rxc5 38.Rxc5 dxc5 39.d6 Rf1 40.Qg6+ Qxg6 41.
hxg6+ Kxg6 42.d7 Rxg1 43.d8=Q Ra1+ 44.Kxa1 g1=Q+ 45.Ka2 Qd4 46.Qc8 Qc4+ 
47.Kb1 a5 48.Qa8 Qf1+ 49.Ka2 a4 50.Qe4+ Kg5 51.Qe3+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.35"]
[White "Lujan, Carolina"]
[Black "Heinecke, Lucas"]
[Result "1-0"]
[WhiteElo "2379"]
[BlackElo "1978"]
[ECO "B50"]
[EventDate "2012.10.12"]
[PlyCount "59"]

1.e4 c5 2.Nf3 d6 3.c3 Nf6 4.Bd3 Bg4 5.O-O Nc6 6.Re1 a6 7.Bf1 g6 8.h3 Bxf3 
9.Qxf3 Bg7 10.d3 O-O 11.Be3 Nd7 12.Na3 b5 13.Rac1 Nb6 14.Qd1 Na4 15.Re2 
Qa5 16.Nb1 Rfc8 17.Rec2 Rab8 18.b3 Nb6 19.b4 Qa4 20.bxc5 dxc5 21.Bxc5 b4 
22.d4 Nd7 23.cxb4 Nxb4 24.Nc3 Qa5 25.Bxb4 Rxb4 26.Nd5 Rxc2 27.Qxc2 Rxd4 
28.Nxe7+ Kf8 29.Nc6 Rd2 30.Nxa5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.36"]
[White "Bulgarini Torre, Marco"]
[Black "Julia, Ernesto"]
[Result "0-1"]
[WhiteElo "1977"]
[BlackElo "2370"]
[ECO "C47"]
[EventDate "2012.10.12"]
[PlyCount "78"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Nc3 Nxe4 5.O-O Nf6 6.Re1 Be7 7.Nxe5 Nxe5 8.
Rxe5 d6 9.Re1 d5 10.Bb3 O-O 11.d4 c6 12.Bg5 Be6 13.Qf3 Qd7 14.h3 Rae8 15.
a4 a5 16.Rad1 Bf5 17.Re5 Bg6 18.Ne2 Bd8 19.c4 dxc4 20.Rxe8 Rxe8 21.Bxc4 
Be4 22.Qb3 Bd5 23.Bxf6 Bxc4 24.Qxc4 Bxf6 25.Rd2 Rd8 26.Qc5 Qd5 27.Qb6 Rd7 
28.b3 Bd8 29.Qa7 Qxb3 30.Qc5 Qd5 31.Qc2 g6 32.g3 Bf6 33.h4 Qf5 34.Qxf5 
gxf5 35.Kg2 f4 36.g4 Bxh4 37.Nxf4 Bg5 38.Kf3 Rd6 39.Rd3 Rf6 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.37"]
[White "Santiago, Yago de Moura"]
[Black "Sampaio, Leonardo de Souza Prallon"]
[Result "1-0"]
[WhiteElo "2364"]
[BlackElo "1976"]
[ECO "B60"]
[EventDate "2012.10.12"]
[PlyCount "91"]

1.e4 c5 2.Nf3 Nc6 3.Nc3 d6 4.d4 cxd4 5.Nxd4 Nf6 6.Bg5 e5 7.Nb3 Be7 8.Bxf6 
Bxf6 9.Qf3 Be6 10.O-O-O a6 11.Kb1 O-O 12.Nd5 Bxd5 13.exd5 Nd4 14.Nxd4 exd4
15.Bd3 Re8 16.h4 g6 17.h5 Bg7 18.hxg6 hxg6 19.Qh3 Qf6 20.f4 Re3 21.Qh7+ 
Kf8 22.g4 Rf3 23.f5 g5 24.Qh2 Qe5 25.Qd2 Re3 26.f6 Bxf6 27.Rhf1 Bg7 28.Rf5
Qg3 29.Rdf1 Re7 30.a3 Rae8 31.Qxg5 Re1+ 32.Ka2 Rxf1 33.Rxf1 Qe5 34.Rf5 Qh2
35.Qc1 Qg2 36.Qf4 Kg8 37.Qxd6 Qxg4 38.Qd7 Rf8 39.Qxb7 Qg6 40.Qd7 Qb6 41.d6
Qd8 42.Rxf7 Qxd7 43.Rxd7 Be5 44.Bxa6 Rf6 45.Bc4+ Kf8 46.Rd8+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.38"]
[White "Maldonado, Federico"]
[Black "Kanefsck, Gustavo"]
[Result "0-1"]
[WhiteElo "1973"]
[BlackElo "2358"]
[ECO "D07"]
[EventDate "2012.10.12"]
[PlyCount "46"]

1.d4 d5 2.c4 Nc6 3.Nf3 Bg4 4.cxd5 Bxf3 5.gxf3 Qxd5 6.e3 e5 7.Nc3 Bb4 8.Bd2
Bxc3 9.bxc3 Nf6 10.Rg1 exd4 11.cxd4 O-O 12.Be2 Rfe8 13.Bc3 Rad8 14.Qd2 Qh5
15.O-O-O Nd5 16.Bb2 Qxh2 17.e4 Nf4 18.Bc4 Ne5 19.d5 Nxc4 20.Rxg7+ Kf8 21.
Qb4+ Nd6 22.Kb1 Ng6 23.Rg1 Qxg1+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.39"]
[White "Toth, Christian Endre"]
[Black "Meruvia Meruvia, Juan"]
[Result "1-0"]
[WhiteElo "2357"]
[BlackElo "1963"]
[ECO "A00"]
[EventDate "2012.10.12"]
[PlyCount "0"]

1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.40"]
[White "Ayala, Gustavo"]
[Black "De Dovitiis, Alejo"]
[Result "0-1"]
[WhiteElo "1955"]
[BlackElo "2348"]
[ECO "C04"]
[EventDate "2012.10.12"]
[PlyCount "64"]

1.e4 e6 2.d4 d5 3.Nd2 Nc6 4.Ngf3 Nf6 5.e5 Nd7 6.c3 f6 7.exf6 Qxf6 8.Bd3 
Bd6 9.O-O O-O 10.Qc2 h6 11.Nb3 e5 12.dxe5 Ndxe5 13.Nxe5 Nxe5 14.Be3 Nf3+ 
15.gxf3 Qh4 16.f4 Qg4+ 17.Kh1 Qf3+ 18.Kg1 Bh3 19.Bh7+ Kh8 20.Qg6 Rf6 21.
Qg3 Qxg3+ 22.fxg3 Bxf1 23.Rxf1 Kxh7 24.Nd4 Re8 25.Re1 c5 26.Nc2 Rfe6 27.
Kf2 Bf8 28.b4 d4 29.cxd4 cxb4 30.d5 Ra6 31.Ra1 b3 32.axb3 Rc8 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.41"]
[White "Della Morte, German"]
[Black "Fiora, Emilio"]
[Result "0-1"]
[WhiteElo "2346"]
[BlackElo "1954"]
[ECO "B35"]
[EventDate "2012.10.12"]
[PlyCount "80"]

1.e4 c5 2.Nc3 Nc6 3.Nf3 g6 4.d4 cxd4 5.Nxd4 Bg7 6.Be3 d6 7.Bc4 Nf6 8.h3 
O-O 9.Bb3 a6 10.O-O Bd7 11.Re1 Qc7 12.f4 b5 13.Nf3 e6 14.Qd3 Rad8 15.a4 b4
16.Na2 Bc8 17.c3 bxc3 18.Nxc3 Qb7 19.Ra3 Nb4 20.Qb1 Bd7 21.a5 Bc6 22.Bb6 
Rc8 23.Bd1 Qe7 24.Be2 Nh5 25.Rb3 d5 26.f5 Nf4 27.Bf1 Bb7 28.Be3 dxe4 29.
Nxe4 gxf5 30.Ng3 Nxh3+ 31.gxh3 Bxf3 32.Bf2 Bd5 33.Nxf5 Qg5+ 34.Rg3 Qxf5 
35.Bd4 f6 36.Qxf5 exf5 37.Re7 Rf7 38.Bxf6 Rxe7 39.Bxe7 Kf7 40.Bg5 Bd4+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.42"]
[White "Sepulveda Perez, Jorge Eduardo"]
[Black "Fabian, Gaston"]
[Result "0-1"]
[WhiteElo "1953"]
[BlackElo "2344"]
[ECO "D95"]
[EventDate "2012.10.12"]
[PlyCount "84"]

1.d4 Nf6 2.Nf3 g6 3.c4 Bg7 4.Nc3 d5 5.e3 O-O 6.Qb3 e6 7.Bd3 Nc6 8.cxd5 
exd5 9.O-O Ne7 10.Bd2 b6 11.Rac1 c5 12.Qd1 c4 13.Bb1 Nf5 14.b3 Nd6 15.Re1 
b5 16.bxc4 bxc4 17.Ne5 Be6 18.Na4 Nfe4 19.Bb4 a5 20.Ba3 Re8 21.Nc5 Nxc5 
22.Bxc5 Nb7 23.Ba3 Qc7 24.Nf3 Nd8 25.Bc2 Nc6 26.Rb1 Nb4 27.Ba4 Reb8 28.Qe2
Bf5 29.Ra1 Bd3 30.Qd1 c3 31.Bxb4 axb4 32.Bb3 Bc4 33.Qc2 Ra3 34.Reb1 Rba8 
35.Ne1 Bxb3 36.Rxb3 Qc4 37.Rxa3 Rxa3 38.h3 Bf8 39.g3 Qa6 40.Nd3 b3 41.Qxc3
bxa2 42.Ne5 Rxc3 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.43"]
[White "Fulgenzi, Ernesto"]
[Black "Cortes Orihuela, Javier"]
[Result "1/2-1/2"]
[WhiteElo "2344"]
[BlackElo "1948"]
[ECO "B70"]
[EventDate "2012.10.12"]
[PlyCount "75"]

1.e4 c5 2.Nf3 d6 3.Nc3 Nf6 4.d4 cxd4 5.Nxd4 g6 6.Be2 Bg7 7.O-O Nc6 8.Nb3 
O-O 9.Bg5 Be6 10.Kh1 Rc8 11.f4 a5 12.a4 Nd7 13.f5 Bxb3 14.cxb3 Nc5 15.Bc4 
Kh8 16.Qe1 Ne5 17.Nd5 f6 18.Be3 Nxc4 19.bxc4 e6 20.fxe6 Nxe6 21.b3 Nc5 22.
Bxc5 Rxc5 23.Rd1 Qe8 24.Qh4 Qe6 25.Rf3 g5 26.Qf2 b5 27.cxb5 Rfc8 28.h3 Rc2
29.Qe3 g4 30.Nf4 Qd7 31.hxg4 Qxg4 32.Rdf1 Bh6 33.Rg3 Qh4+ 34.Rh3 Qg5 35.
Rg3 Qh4+ 36.Rh3 Qg5 37.Rg3 Qh4+ 38.Rh3 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.44"]
[White "Epelboin, Matias"]
[Black "Gemy, Jose Daniel"]
[Result "0-1"]
[WhiteElo "1941"]
[BlackElo "2333"]
[ECO "C07"]
[EventDate "2012.10.12"]
[PlyCount "122"]

1.e4 e6 2.d4 d5 3.Nd2 c5 4.exd5 Qxd5 5.Ngf3 cxd4 6.Bc4 Qd6 7.O-O Nf6 8.Nb3
Nc6 9.Nbxd4 Nxd4 10.Qxd4 Bd7 11.Bf4 Qxd4 12.Nxd4 Nh5 13.Be3 a6 14.Nf3 Rc8 
15.Bd3 Bc5 16.Bd2 Bd6 17.g3 Nf6 18.Rae1 Ke7 19.Ne5 Bb5 20.Bxb5 axb5 21.c3 
Nd5 22.a3 Nb6 23.Nf3 Na4 24.Bc1 Rhd8 25.Nd4 Rc5 26.Rd1 Rd5 27.Nc2 Bc5 28.
Rxd5 Rxd5 29.Nb4 Bxb4 30.axb4 Rd3 31.Re1 Kd6 32.Kf1 f6 33.Ke2 Rd5 34.Rd1 
g5 35.Rxd5+ Kxd5 36.Kd3 Nb6 37.b3 g4 38.Be3 Nd7 39.c4+ Kc6 40.Bd4 e5 41.
Bc3 f5 42.Ke3 bxc4 43.bxc4 b5 44.c5 Kd5 45.f3 h5 46.fxg4 hxg4 47.Kd3 Nf6 
48.Bd2 Nd7 49.Be1 Nb8 50.Bd2 Nc6 51.Be1 Nd4 52.Ke3 Nf3 53.Bd2 Nxh2 54.Kf2 
Nf3 55.Bc3 Nd4 56.Ke3 f4+ 57.gxf4 exf4+ 58.Kf2 g3+ 59.Kg2 f3+ 60.Kf1 g2+ 
61.Kf2 Ne2 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.45"]
[White "Leiva, Giuseppe"]
[Black "Lopez Miller, Indalecio"]
[Result "1-0"]
[WhiteElo "2321"]
[BlackElo "1940"]
[ECO "A39"]
[EventDate "2012.10.12"]
[PlyCount "111"]

1.Nf3 Nf6 2.c4 c5 3.Nc3 Nc6 4.g3 g6 5.Bg2 Bg7 6.O-O O-O 7.d4 cxd4 8.Nxd4 
Nxd4 9.Qxd4 d6 10.b3 d5 11.Qh4 Be6 12.Rd1 Qa5 13.cxd5 Nxd5 14.Nxd5 Bxa1 
15.Nxe7+ Kh8 16.Bg5 Bg7 17.Bxb7 Rae8 18.Bc6 Rb8 19.Ba4 Qc3 20.Qe4 Rb4 21.
Qe3 Rb7 22.Qxc3 Bxc3 23.Nd5 Bxd5 24.Rxd5 Kg7 25.Kg2 Bf6 26.Be3 Rd8 27.Ra5 
Bd4 28.Bf4 Bb6 29.Ra6 Re7 30.Bb5 Rd5 31.a4 Rxb5 32.axb5 Rxe2 33.Be3 Bxe3 
34.Kf3 Rb2 35.fxe3 Rxb3 36.Ra5 Rb4 37.Ke2 Rb2+ 38.Kd3 Rxh2 39.Rxa7 Rb2 40.
Kc4 h5 41.Kc5 Rb3 42.b6 Rxe3 43.Ra4 Re8 44.b7 Rb8 45.Kc6 f5 46.Kc7 Rf8 47.
b8=Q Rxb8 48.Kxb8 Kf6 49.Kc7 Ke5 50.Rh4 g5 51.Rxh5 g4 52.Rh1 f4 53.Re1+ 
Kf5 54.Rf1 Ke4 55.Rxf4+ Ke3 56.Rxg4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.46"]
[White "Ortiz, Jorge"]
[Black "Abdalla, Luiz Guilherme Aurelli"]
[Result "0-1"]
[WhiteElo "1932"]
[BlackElo "2316"]
[ECO "B80"]
[EventDate "2012.10.12"]
[PlyCount "120"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bb5+ Nbd7 7.O-O a6 8.Be2 
b5 9.a3 Bb7 10.f3 Be7 11.Kh1 O-O 12.Be3 Rc8 13.Qe1 Ne5 14.Nb3 Qc7 15.Qf2 
d5 16.Bb6 Qb8 17.Ba7 Qa8 18.Bd4 Nc4 19.e5 Nd7 20.Bxc4 dxc4 21.Na5 Bd5 22.
Rad1 Nc5 23.Nxd5 Qxd5 24.Bxc5 Qxc5 25.Qxc5 Bxc5 26.Nb7 g5 27.Nd6 Rcd8 28.
Nb7 Rc8 29.Nd6 Rcd8 30.Nb7 Rxd1 31.Rxd1 Rc8 32.g3 Be3 33.Kg2 Rc7 34.Nd6 
Rd7 35.c3 Bc5 36.f4 g4 37.h3 h5 38.hxg4 hxg4 39.Kf1 Kf8 40.Ke2 f5 41.Rd2 
Ke7 42.Nc8+ Kd8 43.Nd6 Bxd6 44.exd6 Kc8 45.a4 Kb7 46.axb5 axb5 47.b3 cxb3 
48.Rb2 Rxd6 49.Rxb3 Kc6 50.Rb4 Kc5 51.Rb3 Ra6 52.Rb2 Ra1 53.Kf2 Rc1 54.Re2
Rxc3 55.Rxe6 Kb4 56.Re5 Rc5 57.Ke3 Rxe5+ 58.fxe5 Kc5 59.Kf4 b4 60.Kxf5 b3 
0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.47"]
[White "Estrada Nieto, Julian"]
[Black "Brizzi, Victor Emmanuel"]
[Result "1-0"]
[WhiteElo "2310"]
[BlackElo "1930"]
[ECO "B27"]
[EventDate "2012.10.12"]
[PlyCount "22"]

1.e4 c5 2.Nf3 g6 3.c3 Bg7 4.d4 cxd4 5.cxd4 d5 6.e5 Bg4 7.Qa4+ Nc6 8.Bb5 
Qc7 9.O-O Nh6 10.Nbd2 O-O 11.b3 Bc8 {Ilegible} 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.48"]
[White "Bianchi, Augusto"]
[Black "Vasta, Eduardo"]
[Result "1-0"]
[WhiteElo "1903"]
[BlackElo "2307"]
[ECO "C45"]
[EventDate "2012.10.12"]
[PlyCount "77"]

1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Bc5 5.Be3 Qf6 6.Nb5 Bxe3 7.fxe3 Qd8 8.
Qg4 g6 9.Qf4 d6 10.Bc4 Ne5 11.O-O Qe7 12.N1c3 Be6 13.Bxe6 fxe6 14.Nxc7+ 
Qxc7 15.Qf8+ Kd7 16.Qxa8 Qc8 17.Qxc8+ Kxc8 18.Rf8+ Kc7 19.Nb5+ Kc6 20.Nd4+
Kd7 21.Raf1 Ke7 22.Rb8 Nd7 23.Rxb7 Nf6 24.Rxf6 Kxf6 25.Rxd7 Ke5 26.Kf2 
Kxe4 27.Rxd6 e5 28.Nf3 Rc8 29.c4 Kf5 30.b3 g5 31.Rd7 g4 32.Nd2 h5 33.Rxa7 
Rd8 34.e4+ Kg5 35.Ke3 Kh4 36.c5 Rg8 37.c6 Rg6 38.c7 Rc6 39.Nc4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.49"]
[White "Reis, Renan do Carmo"]
[Black "Arias, Juan Cruz"]
[Result "1/2-1/2"]
[WhiteElo "2306"]
[BlackElo "1899"]
[ECO "C11"]
[EventDate "2012.10.12"]
[PlyCount "68"]

1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.e5 Nfd7 5.f4 c5 6.Nf3 Nc6 7.Be3 cxd4 8.Nxd4 
Bc5 9.Qd2 a6 10.O-O-O O-O 11.Qf2 Qe7 12.Bd3 f6 13.exf6 Nxf6 14.Nxc6 Bxe3+ 
15.Qxe3 bxc6 16.Rhe1 Rb8 17.b3 Bd7 18.Kb1 c5 19.Qe5 c4 20.Bf5 cxb3 21.axb3
Qa3 22.Bxe6+ Bxe6 23.Qxe6+ Kh8 24.Qe3 Rfc8 25.Nxd5 Ne4 26.Rd3 Rxc2 27.Kxc2
Qa2+ 28.Kc1 Qa1+ 29.Kc2 Qa2+ 30.Kd1 Nf2+ 31.Kc1 Qa1+ 32.Kc2 Rc8+ 33.Rc3 
Qa2+ 34.Kc1 Qa1+ 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.50"]
[White "Espindola, Juan Carlos"]
[Black "Pichot, Alan"]
[Result "0-1"]
[WhiteElo "1891"]
[BlackElo "2300"]
[ECO "A48"]
[EventDate "2012.10.12"]
[PlyCount "80"]

1.d4 Nf6 2.Nf3 g6 3.Bf4 Bg7 4.e3 O-O 5.h3 d6 6.Nbd2 Nfd7 7.c3 e5 8.Bh2 Nc6
9.Bb5 Re8 10.O-O Qe7 11.d5 Nd8 12.Bxd7 Bxd7 13.a4 f5 14.Kh1 g5 15.Ng1 Qf7 
16.e4 f4 17.f3 h5 18.g3 fxg3 19.Bxg3 Bh6 20.Rf2 Kh7 21.Qe2 Rg8 22.b3 Qf6 
23.Raf1 Nf7 24.Nc4 Nh8 25.Nb2 Ng6 26.Nd3 Raf8 27.c4 Rg7 28.c5 Nf4 29.Bxf4 
gxf4 30.Rg2 Rxg2 31.Qxg2 Rg8 32.Qh2 c6 33.Rf2 cxd5 34.Rg2 dxe4 35.Rxg8 
exd3 36.Rb8 Bc6 37.Qd2 Qg6 38.Qa5 e4 39.Qc7+ Bg7 40.Rxb7 exf3 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.51"]
[White "Nina Campos, Miguel Angel"]
[Black "Bilbao, Guillermo"]
[Result "1-0"]
[WhiteElo "2298"]
[BlackElo "1890"]
[ECO "D03"]
[EventDate "2012.10.12"]
[PlyCount "53"]

1.d4 Nf6 2.Nf3 d5 3.Bg5 e6 4.e3 Be7 5.Bd3 O-O 6.Nbd2 b6 7.Qe2 c5 8.c3 Nbd7
9.O-O Bb7 10.Rad1 Ne4 11.Bf4 f5 12.h3 g5 13.Bh2 c4 14.Bxe4 fxe4 15.Ne5 
Nxe5 16.Bxe5 Bd6 17.Bxd6 Qxd6 18.f3 exf3 19.Nxf3 Rf5 20.g4 Rf6 21.Kg2 h6 
22.Ne5 Raf8 23.Rxf6 Rxf6 24.Rh1 Qe7 25.h4 Qh7 26.hxg5 Qe4+ 27.Kg3 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.52"]
[White "Elias, Roberto"]
[Black "Paiva, Pedro Henrique de"]
[Result "1-0"]
[WhiteElo "1885"]
[BlackElo "2289"]
[ECO "D81"]
[EventDate "2012.10.12"]
[PlyCount "57"]

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Qb3 dxc4 5.Qxc4 Be6 6.Qa4+ c6 7.Nf3 Bg7 8.e4 
O-O 9.Be2 a5 10.a3 b5 11.Qc2 a4 12.Bf4 Nbd7 13.O-O Bb3 14.Qd2 Qb6 15.Bd1 
Bc4 16.Re1 Rfd8 17.Be2 Bb3 18.Bd1 Bc4 19.Be2 Bb3 20.Bd3 Be6 21.Ng5 Nf8 22.
Be3 Bc4 23.Be2 Bb3 24.Bd1 Bxd1 25.Qxd1 Qa5 26.Qd2 h6 27.Nf3 c5 28.Qd3 b4 
29.Nb5 {Ilegible} 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.53"]
[White "Supi, Luis Paulo"]
[Black "Freitas, Julio Eimard de"]
[Result "1-0"]
[WhiteElo "2287"]
[BlackElo "1882"]
[ECO "B51"]
[EventDate "2012.10.12"]
[PlyCount "55"]

1.e4 c5 2.Nf3 d6 3.Bb5+ Nc6 4.O-O Bd7 5.Re1 e6 6.c3 g6 7.d4 Qb6 8.Na3 Nf6 
9.d5 Ne5 10.Nxe5 Bxb5 11.Bg5 Be7 12.Qf3 O-O 13.Bxf6 Bxf6 14.Qxf6 dxe5 15.
c4 Bd7 16.Qxe5 Rfe8 17.Qc3 Rac8 18.Nc2 Qc7 19.e5 b5 20.d6 Qb7 21.b3 Red8 
22.cxb5 Bxb5 23.Ne3 Qc6 24.Ng4 f5 25.exf6 Qxd6 26.f7+ Kf8 27.Qh8+ Ke7 28.
Qf6+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.54"]
[White "Alvarez, Agustin"]
[Black "Leskovar, Matias"]
[Result "0-1"]
[WhiteElo "1863"]
[BlackElo "2283"]
[ECO "A13"]
[EventDate "2012.10.12"]
[PlyCount "52"]

1.Nf3 Nf6 2.c4 e6 3.g3 d5 4.b3 Be7 5.Bg2 c5 6.O-O Nc6 7.d3 O-O 8.Na3 b6 9.
Bd2 Bb7 10.Nc2 Qc7 11.a3 Rfd8 12.Qc1 Rac8 13.Qb2 Ng4 14.Rab1 Bf6 15.Qa2 
Nge5 16.Rfc1 Nxf3+ 17.Bxf3 Ne5 18.Bg2 dxc4 19.bxc4 Bxg2 20.Kxg2 Qc6+ 21.
Kh3 g5 22.f3 h5 23.Ne3 Nxf3 24.exf3 Qxf3 25.Rf1 g4+ 26.Nxg4 hxg4# 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.55"]
[White "Tokman, Ariel"]
[Black "Curotto, Nicolas"]
[Result "1-0"]
[WhiteElo "2283"]
[BlackElo "1859"]
[ECO "A25"]
[EventDate "2012.10.12"]
[PlyCount "89"]

1.c4 e5 2.g3 Nc6 3.Bg2 g6 4.Nc3 Bg7 5.e3 d6 6.Nge2 f5 7.O-O Nf6 8.Rb1 O-O 
9.d3 Be6 10.Nd5 Qd7 11.b4 h6 12.b5 Nd8 13.Qc2 g5 14.f4 exf4 15.exf4 g4 16.
Bb2 c6 17.bxc6 bxc6 18.Nxf6+ Bxf6 19.Bxf6 Rxf6 20.Qc3 Qg7 21.Nd4 Bd7 22.
Rfe1 Rf7 23.Nb5 Qxc3 24.Nxc3 Rc8 25.c5 d5 26.d4 Ne6 27.Ne2 Re8 28.Kf2 Bc8 
29.Nc1 Rfe7 30.Rb4 Ba6 31.Bf1 Bxf1 32.Kxf1 Ng7 33.Re5 Rxe5 34.fxe5 Ne6 35.
Ne2 Re7 36.Kf2 Kf7 37.Ke3 Ng5 38.Rb8 Rc7 39.a4 a6 40.a5 Ne6 41.Rb6 Ra7 42.
Rxc6 Rb7 43.Rb6 Rxb6 44.axb6 Nd8 45.Nf4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.56"]
[White "Villegas, Franco"]
[Black "Paveto, Kevin"]
[Result "0-1"]
[WhiteElo "1852"]
[BlackElo "2282"]
[ECO "C54"]
[EventDate "2012.10.12"]
[PlyCount "94"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d3 Bc5 5.c3 d6 6.Bb3 Bb6 7.Nbd2 Ne7 8.Nf1 
Ng6 9.Ng3 h6 10.h3 d5 11.exd5 Nxd5 12.O-O O-O 13.Re1 c6 14.d4 exd4 15.Nxd4
Qf6 16.Ne4 Qh4 17.Nf3 Qd8 18.c4 Ndf4 19.Bxf4 Nxf4 20.c5 Ba5 21.Qxd8 Rxd8 
22.Red1 Be6 23.Nd6 Rab8 24.Ne5 Nd5 25.f4 Bb4 26.Nd3 Bxc5+ 27.Nxc5 Rxd6 28.
Rd4 b6 29.Ne4 Rd7 30.Bxd5 Rxd5 31.Rxd5 Bxd5 32.Nc3 Be6 33.Rd1 b5 34.b3 a5 
35.Rd6 Rc8 36.g4 g6 37.Ne4 Kg7 38.Kf2 c5 39.Rd1 c4 40.f5 gxf5 41.gxf5 Bxf5
42.Nd6 Rc5 43.Ke3 Bxh3 44.bxc4 bxc4 45.Kd4 Rg5 46.Kxc4 Be6+ 47.Kc3 Bxa2 
0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.57"]
[White "Teixeira, Ricardo da Silva"]
[Black "Hernandez Amura, Gilberto"]
[Result "1/2-1/2"]
[WhiteElo "2276"]
[BlackElo "1851"]
[ECO "E92"]
[EventDate "2012.10.12"]
[PlyCount "110"]

1.d4 Nf6 2.Nf3 g6 3.c4 Bg7 4.Nc3 O-O 5.e4 d6 6.Be2 e5 7.dxe5 dxe5 8.Qxd8 
Rxd8 9.Bg5 Re8 10.Nd5 Nxd5 11.cxd5 c6 12.Bc4 Bd7 13.O-O-O cxd5 14.Bxd5 Bc6
15.Kb1 b6 16.Rd2 Bxd5 17.Rxd5 Na6 18.Be3 f5 19.Rhd1 f4 20.Bc1 Nc5 21.Nd2 
Rad8 22.f3 Rxd5 23.exd5 Rd8 24.Ne4 Ne6 25.b3 Nd4 26.d6 h6 27.Bb2 Kf7 28.
Bxd4 exd4 29.Rc1 Ke6 30.Rc7 Rd7 31.Rxd7 Kxd7 32.Kc2 a6 33.Kd3 Kc6 34.Kc4 
Be5 35.a4 b5+ 36.axb5+ axb5+ 37.Kd3 Bg7 38.Nf2 Kxd6 39.Ke4 g5 40.h4 gxh4 
41.Nd3 Bf6 42.Nxf4 Bh8 43.Nd3 Bf6 44.f4 Ke6 45.f5+ Kd6 46.b4 Bg7 47.Nf4 
Be5 48.Nd3 Bf6 49.Ne1 Bg7 50.Nf3 d3 51.Kxd3 Kd5 52.Nxh4 Ke5 53.Nf3+ Kxf5 
54.Nd4+ Kg4 55.Nxb5 Bf8 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.58"]
[White "Speranza, Mariano"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "0-1"]
[WhiteElo "1851"]
[BlackElo "2276"]
[ECO "C47"]
[EventDate "2012.10.12"]
[PlyCount "36"]

1.e4 e5 2.Nf3 Nf6 3.Nc3 Nc6 4.Bc4 Nxe4 5.Nxe4 d5 6.Bxd5 Qxd5 7.Nc3 Qd8 8.
d3 Be7 9.Be3 O-O 10.Qd2 f5 11.Bg5 Be6 12.O-O-O b5 13.Rde1 b4 14.Nd1 Bf6 
15.Nxe5 Bxg5 16.f4 Nxe5 17.Rxe5 Qd4 18.g3 Qxe5 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.59"]
[White "Sabas, Jorge"]
[Black "Saitta, Jorge"]
[Result "1-0"]
[WhiteElo "2274"]
[BlackElo "1847"]
[ECO "E54"]
[EventDate "2012.10.12"]
[PlyCount "85"]

1.d4 Nf6 2.c4 e6 3.Nf3 d5 4.Nc3 Bb4 5.e3 O-O 6.Bd3 c5 7.O-O dxc4 8.Bxc4 
cxd4 9.exd4 Bxc3 10.bxc3 Qc7 11.Qe2 Nd5 12.Bd2 b6 13.Bd3 Bb7 14.Qe4 Nf6 
15.Qh4 Nbd7 16.Rfe1 Rfe8 17.Ne5 g6 18.Bb5 a6 19.Bxd7 Nxd7 20.Nxf7 Qc6 21.
f3 h5 22.Ne5 Nxe5 23.Rxe5 Qd7 24.Qg3 Kh7 25.Rae1 b5 26.Qf4 Kg8 27.Qh6 Qg7 
28.Qe3 Bd5 29.a3 Rac8 30.Rg5 Rf8 31.Qd3 Rf6 32.Rg3 Kh8 33.Bg5 Rf5 34.Qe3 
Kh7 35.Rh3 Kg8 36.Bf4 Qf7 37.Be5 Rf8 38.Rg3 Kh7 39.Ra1 Qe7 40.Rh3 R8f7 41.
f4 h4 42.g4 Rxe5 43.Qxe5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.60"]
[White "Brizzi, Milagros Tatiana"]
[Black "Feliciano Ebert, Vanessa"]
[Result "0-1"]
[WhiteElo "1839"]
[BlackElo "2268"]
[ECO "B07"]
[EventDate "2012.10.12"]
[PlyCount "46"]

1.e4 d6 2.d4 Nf6 3.Bd3 g6 4.Nf3 Bg7 5.O-O O-O 6.Qe2 Nc6 7.c3 e5 8.h3 Nh5 
9.Be3 Qe8 10.dxe5 dxe5 11.Bc4 Ne7 12.Na3 c6 13.Rfd1 Kh8 14.g4 Nf4 15.Bxf4 
exf4 16.Qd2 f5 17.gxf5 gxf5 18.Qxf4 fxe4 19.Qxe4 Bxh3 20.Re1 Qh5 21.Nh2 
Qg5+ 22.Kh1 Rf4 23.Qxf4 Qg2# 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.61"]
[White "Cerda Albornoz, Guillermo"]
[Black "March, Diego"]
[Result "1-0"]
[WhiteElo "2267"]
[BlackElo "1822"]
[ECO "B34"]
[EventDate "2012.10.12"]
[PlyCount "67"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.Nc3 Bg7 6.Nde2 Nf6 7.h3 O-O 8.g4 
d6 9.Bg2 Rb8 10.Be3 b6 11.Qd2 Na5 12.b3 Bb7 13.Rd1 Qc7 14.O-O Rbc8 15.Bh6 
Rfd8 16.Bxg7 Kxg7 17.Rc1 e6 18.g5 Ne8 19.Nb5 Qd7 20.c4 Nc6 21.Rcd1 a6 22.
Nbc3 Qc7 23.h4 Ne7 24.Bh3 Rb8 25.Nf4 Bc8 26.a4 e5 27.Nfd5 Nxd5 28.Nxd5 Qb7
29.Bg2 Nc7 30.Nf6 Ne6 31.f4 Nxf4 32.Rxf4 exf4 33.Qc3 Be6 34.e5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.62"]
[White "Figar, Nicolas"]
[Black "Viana, Dirceu"]
[Result "0-1"]
[WhiteElo "1802"]
[BlackElo "2275"]
[ECO "C76"]
[EventDate "2012.10.12"]
[PlyCount "38"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 g6 4.O-O Bg7 5.c3 a6 6.Ba4 d6 7.Re1 Bd7 8.d4 b5 9.
Bb3 Nf6 10.Bd5 O-O 11.Bg5 h6 12.Bxf6 Qxf6 13.dxe5 dxe5 14.Nbd2 Rfd8 15.Qc2
Rab8 16.a4 Ne7 17.Nb3 c6 18.axb5 axb5 19.Ra6 Bc8 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.63"]
[White "Espinoza Palomino, Willyam"]
[Black "Oliveira, Francemir Barra de"]
[Result "1-0"]
[WhiteElo "2265"]
[BlackElo "1799"]
[ECO "C65"]
[EventDate "2012.10.12"]
[PlyCount "61"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.d3 Bc5 5.O-O Nd4 6.Nxd4 exd4 7.f4 c6 8.Ba4 
d6 9.Nd2 O-O 10.Nf3 Ng4 11.h3 Nf6 12.Bd2 Kh8 13.Be1 Ne8 14.Bh4 Qc7 15.Bb3 
Be6 16.Bf2 Qb6 17.f5 Bxb3 18.axb3 Nf6 19.Ra4 Rg8 20.Nxd4 a5 21.c3 g5 22.
fxg6 Rxg6 23.b4 Rag8 24.bxc5 Rxg2+ 25.Kh1 dxc5 26.Qf3 R8g6 27.Nf5 Qc7 28.
Bg3 R2xg3 29.Nxg3 b5 30.Raa1 Qd7 31.Nf5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.64"]
[White "Morales, Guillermo"]
[Black "Santos, Haroldo Cunha dos"]
[Result "0-1"]
[WhiteElo "1779"]
[BlackElo "2263"]
[ECO "D04"]
[EventDate "2012.10.12"]
[PlyCount "80"]

1.d4 d5 2.Nf3 Nf6 3.e3 c5 4.c3 Qb6 5.Bd3 Bg4 6.Nbd2 Nc6 7.O-O e6 8.Re1 Be7
9.Qa4 O-O 10.Bb5 Bd6 11.Bxc6 bxc6 12.Ne5 cxd4 13.exd4 Rfc8 14.Ndf3 Bf5 15.
Qb3 Qa6 16.a3 c5 17.Be3 Rab8 18.Qa2 c4 19.Bg5 Ne4 20.g4 Bxe5 21.gxf5 Nxg5 
22.Nxg5 Bf6 23.Nf3 exf5 24.Qb1 g6 25.Qc2 Qd6 26.Qd2 Re8 27.Rxe8+ Rxe8 28.
Re1 Re4 29.Rxe4 fxe4 30.Ne5 Bxe5 31.dxe5 Qxe5 32.Qc2 e3 33.Qe2 exf2+ 34.
Qxf2 Qg5+ 35.Kh1 Qe7 36.Kg2 h5 37.Kg1 h4 38.Kf1 Kg7 39.Kg2 Qe4+ 40.Kf1 a6 
0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.65"]
[White "Cuevas, Alex"]
[Black "Besso, Javier Alejandro"]
[Result "1-0"]
[WhiteElo "2263"]
[BlackElo "1751"]
[ECO "A10"]
[EventDate "2012.10.12"]
[PlyCount "33"]

1.c4 f5 2.Nc3 Nf6 3.d3 e6 4.e4 fxe4 5.dxe4 e5 6.Be2 Be7 7.Bh5+ g6 8.Bf3 
O-O 9.Bh6 Re8 10.h4 c6 11.h5 d5 12.Qb3 g5 13.cxd5 cxd5 14.exd5 Kh8 15.d6 
Bxd6 16.Qf7 Qe7 17.Bg7# 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.66"]
[White "Mendez, Nicolas"]
[Black "Perez Gormaz, Matias"]
[Result "0-1"]
[WhiteElo "1744"]
[BlackElo "2261"]
[ECO "A10"]
[EventDate "2012.10.12"]
[PlyCount "156"]

1.c4 b6 2.Nc3 Bb7 3.d4 e6 4.Nf3 Bb4 5.Qb3 Be7 6.e4 d6 7.Be2 Nd7 8.Bf4 Ngf6
9.Qc2 O-O 10.e5 Ne8 11.h4 f5 12.O-O-O dxe5 13.dxe5 Qc8 14.Ng5 Nc5 15.Bf3 
a6 16.b4 Bxf3 17.gxf3 Nb7 18.Nd5 exd5 19.cxd5 Bxb4 20.Qb3 Bd6 21.exd6 
cxd6+ 22.Kb1 Na5 23.Qe3 Nc7 24.Ne6 Nc4 25.Qe2 Nb5 26.Rc1 Rf7 27.Ka1 Nba3 
28.Bxd6 Qd7 29.Bxa3 Nxa3 30.Qd3 Qa4 31.Qb3 Qxb3 32.axb3 Rd7 33.Rhg1 Nb5 
34.Rc6 Rb8 35.Kb2 Re8 36.Nf4 Nd4 37.Rxb6 Nxf3 38.Rd1 Nxh4 39.Rxa6 Ng6 40.
Ra4 Nxf4 41.Rxf4 Re5 42.Rfd4 Kf7 43.f4 Re2+ 44.Kc3 h6 45.Kd3 Rb2 46.Kc3 
Re2 47.Kd3 Re8 48.b4 g5 49.fxg5 hxg5 50.Kc4 Rc8+ 51.Kb5 Rd6 52.Rc4 Rcd8 
53.Rc7+ Kf6 54.Rc6 Ke5 55.Rxd6 Kxd6 56.Kc4 Rc8+ 57.Kd4 Rb8 58.Kc4 f4 59.
Rg1 Rg8 60.Kd4 g4 61.Ke4 f3 62.Rf1 Rb8 63.Kf4 Rxb4+ 64.Kg3 Kxd5 65.Ra1 Re4
66.Ra5+ Kd4 67.Ra3 Kc4 68.Ra1 Kd3 69.Rh1 Kd2 70.Ra1 Ke2 71.Rb1 Rd4 72.Rh1 
Rd3 73.Ra1 Rd1 74.Ra2+ Ke1 75.Rb2 Kf1 76.Rb4 f2 77.Rxg4 Rd3+ 78.Kh2 Ke2 
0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.67"]
[White "Tobares, Leandro"]
[Black "Besso, Guadalupe"]
[Result "1-0"]
[WhiteElo "2261"]
[BlackElo "1730"]
[ECO "D76"]
[EventDate "2012.10.12"]
[PlyCount "67"]

1.Nf3 Nf6 2.g3 g6 3.Bg2 Bg7 4.c4 O-O 5.d4 d5 6.cxd5 Nxd5 7.O-O Nb6 8.Nc3 
c6 9.Qc2 N8d7 10.Rd1 Nf6 11.e4 Bg4 12.h3 Bxf3 13.Bxf3 Rc8 14.Kg2 Qd7 15.a4
Rfd8 16.a5 Na8 17.Be3 Qe8 18.Qb3 Qd7 19.Rac1 Qc7 20.e5 Ne8 21.e6 f5 22.Nd5
Rxd5 23.Bxd5 Qxa5 24.Bf3 Nd6 25.Bf4 Nb5 26.d5 Nb6 27.d6 Nd4 28.Rxd4 Bxd4 
29.d7 Rf8 30.Bc7 Bxf2 31.d8=Q Rxd8 32.Bxd8 Bd4 33.Rd1 Qe5 34.Bxe7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.68"]
[White "Bidigaray, Marcio"]
[Black "Barea, Luis"]
[Result "1/2-1/2"]
[WhiteElo "1715"]
[BlackElo "2245"]
[ECO "C42"]
[EventDate "2012.10.12"]
[PlyCount "20"]

1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.Qe2 Qe7 6.d3 Nf6 7.Nc3 Bg4 8.
Qxe7+ Bxe7 9.Be2 Nc6 10.Bf4 Nb4 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.69"]
[White "Mellano, Santiago"]
[Black "Zalimben, Maria Luz"]
[Result "1-0"]
[WhiteElo "2242"]
[BlackElo "1714"]
[ECO "B08"]
[EventDate "2012.10.12"]
[PlyCount "39"]

1.d4 Nf6 2.Nf3 g6 3.Nc3 Bg7 4.e4 d6 5.Be3 O-O 6.Qd2 Nbd7 7.Bh6 c5 8.Bxg7 
Kxg7 9.e5 dxe5 10.dxe5 Ng4 11.Qf4 Nh6 12.O-O-O Qa5 13.h4 Nf5 14.h5 Qb4 15.
Ne4 Nb6 16.a3 Qa4 17.g4 Nd4 18.Nxd4 cxd4 19.hxg6 fxg6 20.Rxh7+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.70"]
[White "Beron, Ricardo"]
[Black "Tapie Amione, Pablo Adib"]
[Result "0-1"]
[WhiteElo "1703"]
[BlackElo "2240"]
[ECO "A37"]
[EventDate "2012.10.12"]
[PlyCount "60"]

1.Nf3 c5 2.c4 Nc6 3.Nc3 e5 4.d3 g6 5.g3 Bg7 6.Bg2 d6 7.O-O Nge7 8.e4 O-O 
9.Rb1 h6 10.a3 a5 11.Qd2 f5 12.b3 f4 13.Bb2 g5 14.h3 Nd4 15.Nxd4 cxd4 16.
Nd5 f3 17.Bh1 Bxh3 18.Rfc1 Be6 19.b4 Kh7 20.b5 Kg6 21.a4 h5 22.Rc2 Bh6 23.
Bc1 Ng8 24.Qd1 g4 25.c5 h4 26.Kh2 hxg3+ 27.Kxg3 Bxd5 28.Bxh6 Nxh6 29.exd5 
Rf4 30.c6 Qh4+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.71"]
[White "Rioseco Pinochet, Fernan"]
[Black "Maggiori, Luciano"]
[Result "1/2-1/2"]
[WhiteElo "2236"]
[BlackElo "1700"]
[ECO "E05"]
[EventDate "2012.10.12"]
[PlyCount "77"]

1.d4 e6 2.c4 d5 3.Nc3 Be7 4.Nf3 Nf6 5.g3 O-O 6.Bg2 dxc4 7.O-O c5 8.dxc5 
Bxc5 9.Qa4 Nc6 10.Qxc4 Qe7 11.Bg5 h6 12.Bxf6 gxf6 13.Qh4 Kg7 14.Rac1 f5 
15.Qh5 Rd8 16.e4 Qf6 17.Ne2 Be7 18.Nf4 Bd6 19.exf5 Qxf5 20.Qxf5 exf5 21.
Rc4 Ne5 22.Rd4 Nxf3+ 23.Bxf3 Bc7 24.Rxd8 Bxd8 25.Rd1 Bc7 26.b3 Rb8 27.Re1 
Bxf4 28.gxf4 Be6 29.Rc1 Rc8 30.Rxc8 Bxc8 31.Kf1 Kf8 32.Ke2 Ke7 33.Kd3 Kd6 
34.Kd4 b6 35.Bd5 f6 36.b4 Ba6 37.a4 Bc8 38.a5 Ba6 39.Bb3 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.72"]
[White "Romero Kries, Mario Andres"]
[Black "Batista, Gerson Peres"]
[Result "1/2-1/2"]
[WhiteElo "1645"]
[BlackElo "2233"]
[ECO "A38"]
[EventDate "2012.10.12"]
[PlyCount "68"]

1.c4 c5 2.g3 Nc6 3.Bg2 g6 4.Nc3 Bg7 5.Nf3 Nf6 6.e3 O-O 7.O-O d6 8.d4 Bg4 
9.h3 Bxf3 10.Bxf3 Nd7 11.Bxc6 bxc6 12.b3 cxd4 13.exd4 c5 14.Be3 Rc8 15.Ne2
Qa5 16.a4 Rc7 17.Rb1 Rb8 18.Qd3 Rcb7 19.f4 cxd4 20.Nxd4 Bxd4 21.Bxd4 Nc5 
22.Bxc5 Qxc5+ 23.Kh2 a6 24.h4 Rd7 25.Qf3 h5 26.Rfd1 Rbd8 27.Rd3 d5 28.Rbd1
d4 29.Qe4 a5 30.Rg1 Kg7 31.Re1 Kg8 32.Kg2 Rb8 33.Qe5 Qc6+ 34.Kf2 Qb6 
1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.73"]
[White "Bouwman, Marcelo Wanderley"]
[Black "Aguero Arce, Matias"]
[Result "1-0"]
[WhiteElo "2233"]
[BlackElo "1633"]
[ECO "B83"]
[EventDate "2012.10.12"]
[PlyCount "61"]

1.e4 c5 2.Nf3 Nc6 3.Nc3 d6 4.d4 cxd4 5.Nxd4 Nf6 6.Be2 e6 7.Be3 Be7 8.O-O 
O-O 9.f4 e5 10.Nb3 a6 11.a4 Re8 12.f5 Bf8 13.a5 Nb4 14.Bg5 Bd7 15.Kh1 Bc6 
16.Bf3 h6 17.Bh4 Be7 18.Qd2 Kh7 19.Bxf6 gxf6 20.Bh5 Rf8 21.Rf3 Rg8 22.Bxf7
Rg4 23.Rh3 Bf8 24.Qe2 Rg5 25.Rd1 Qc7 26.Bg6+ Kh8 27.Qc4 b5 28.axb6 Qxb6 
29.Qf7 Qb7 30.Qxf6+ Bg7 31.Qxg5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.74"]
[White "Desanzo, Juan Carlos"]
[Black "Anino, Sergio"]
[Result "0-1"]
[WhiteElo "1604"]
[BlackElo "2226"]
[ECO "D13"]
[EventDate "2012.10.12"]
[PlyCount "40"]

1.d4 Nf6 2.c4 c6 3.Nc3 d5 4.Nf3 a6 5.cxd5 cxd5 6.Bg5 Ne4 7.Bf4 Nxc3 8.bxc3
Nc6 9.e3 Bf5 10.a4 e6 11.Ne5 Rc8 12.g4 Be4 13.f3 Nxe5 14.fxe4 Ng6 15.Rc1 
Nxf4 16.exf4 Qh4+ 17.Kd2 Qf2+ 18.Kd3 dxe4+ 19.Kxe4 Bd6 20.Qf3 f5+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.75"]
[White "Assumpcao, Roberto"]
[Black "Caceres Recalde, Gonzalo"]
[Result "1-0"]
[WhiteElo "2218"]
[BlackElo "1582"]
[ECO "B74"]
[EventDate "2012.10.12"]
[PlyCount "59"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be2 Bg7 7.O-O Nc6 8.Nb3 
O-O 9.Be3 Be6 10.f4 Qc8 11.h3 a6 12.Bf3 b5 13.Qd2 Rd8 14.Nd5 Bxd5 15.exd5 
Nb8 16.Rfe1 Qc7 17.a4 Nbd7 18.a5 Rac8 19.Nd4 Nb8 20.c3 Nfd7 21.Bf2 Nc5 22.
f5 Bxd4 23.Bxd4 Nb3 24.Qh6 Nxd4 25.cxd4 Qc2 26.Be4 Qxb2 27.Rad1 Rc4 28.
fxg6 hxg6 29.Bxg6 fxg6 30.Rxe7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.76"]
[White "Nicosia, Mariano"]
[Black "Zuriel, Marisa"]
[Result "0-1"]
[WhiteElo "1562"]
[BlackElo "2217"]
[ECO "B50"]
[EventDate "2012.10.12"]
[PlyCount "70"]

1.e4 c5 2.Nf3 d6 3.Bc4 e6 4.d3 Nc6 5.Nc3 Nf6 6.Bg5 Be7 7.a3 a6 8.O-O h6 9.
Bh4 O-O 10.Ne2 d5 11.exd5 exd5 12.Bb3 Bg4 13.Nd2 g5 14.Bg3 b5 15.f4 Nd4 
16.Rf2 c4 17.dxc4 dxc4 18.Ba2 Nxe2+ 19.Rxe2 Bc5+ 20.Kf1 Bxe2+ 21.Qxe2 Re8 
22.Qd1 Nd5 23.Bf2 Bxf2 24.Kxf2 Qb6+ 25.Kg3 gxf4+ 26.Kh3 Re3+ 27.g3 Nf6 28.
Kh4 fxg3 29.c3 Qd6 30.Nf3 Qf4+ 31.Kh3 Rxf3 32.Kg2 Rf2+ 33.Kg1 gxh2+ 34.Kh1
Qe4+ 35.Qf3 Qxf3# 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.77"]
[White "Arias, Juan Carlos"]
[Black "Ezcurra, Mariano"]
[Result "1-0"]
[WhiteElo "2215"]
[BlackElo "1560"]
[ECO "E90"]
[EventDate "2012.10.12"]
[PlyCount "83"]

1.d4 Nf6 2.Nf3 d6 3.c4 g6 4.Nc3 Bg7 5.e4 Nbd7 6.e5 dxe5 7.dxe5 Ng4 8.e6 
Nde5 9.Qxd8+ Kxd8 10.Nxe5 Nxe5 11.exf7 Nxf7 12.Be3 Ke8 13.Nb5 Bxb2 14.Rd1 
Rb8 15.Bxa7 c6 16.Nc7+ Kf8 17.Bxb8 Bg4 18.Be2 Bc3+ 19.Kf1 Bf5 20.g4 Be4 
21.Ne6+ Ke8 22.f3 Bc2 23.Nc7+ Kf8 24.Rc1 Ba5 25.Rxc2 Bxc7 26.Bxc7 Kg7 27.
Kf2 Rc8 28.Ba5 Ng5 29.Bc3+ Kf7 30.Rd1 Nh3+ 31.Ke3 g5 32.Be5 Ke6 33.Bg3 Rf8
34.Bd3 h6 35.Bf5+ Kf6 36.Rd7 e6 37.Rd6 Ra8 38.Rxe6+ Kf7 39.Rxh6 Ra3+ 40.
Ke4 Ng1 41.Rd2 Kg7 42.Be5+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.78"]
[White "Farias, Sergio Luiz Cardoso"]
[Black "Ferro, Ezequiel"]
[Result "0-1"]
[WhiteElo "1524"]
[BlackElo "2214"]
[ECO "B13"]
[EventDate "2012.10.12"]
[PlyCount "87"]

1.e4 c6 2.d4 d5 3.exd5 cxd5 4.Nf3 Nf6 5.c3 g6 6.Be2 Bg7 7.O-O O-O 8.Bf4 
Nh5 9.Qc1 Nxf4 10.Qxf4 Qb6 11.Qc1 Nc6 12.Na3 Bd7 13.Nc2 Rac8 14.Rd1 Bf5 
15.Bd3 Bg4 16.Be2 Rfd8 17.Kf1 a5 18.h3 Bf5 19.Bd3 Bxd3+ 20.Rxd3 Qb5 21.
Nfe1 e5 22.Kg1 exd4 23.Na3 Qb6 24.Rb1 dxc3 25.bxc3 Qc7 26.Nf3 Nb4 27.cxb4 
Qxc1+ 28.Rxc1 Rxc1+ 29.Kh2 axb4 30.Nb5 Rc2 31.Rd2 Rxd2 32.Nxd2 Ra8 33.Nb3 
Rxa2 34.Kg3 Ra3 35.Nxa3 bxa3 36.Nc1 b5 37.Na2 Bf8 38.Kf3 b4 39.Nc1 Bh6 40.
Nb3 a2 41.Ke2 Bg7 42.Kd3 a1=Q 43.Nxa1 Bxa1 44.Kc2 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.79"]
[White "Caceres Vasquez, Sergio"]
[Black "Acosta, Lautaro Gaston"]
[Result "1-0"]
[WhiteElo "2213"]
[ECO "A94"]
[EventDate "2012.10.12"]
[PlyCount "43"]

1.d4 f5 2.g3 e6 3.Bg2 Nf6 4.Nf3 Be7 5.O-O O-O 6.c4 c6 7.b3 d5 8.Ba3 Bxa3 
9.Nxa3 Ne4 10.Nc2 Nd7 11.Nce1 Ndf6 12.Nd3 Bd7 13.Qc2 b6 14.Nfe5 Rc8 15.f3 
Nd6 16.c5 Nb5 17.e3 bxc5 18.Nxc5 Re8 19.Rac1 Re7 20.Ncxd7 Nxd7 21.Nxc6 Nd6
22.Nxd8 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.80"]
[White "Areco, Antonio"]
[Black "Gascon Del Nogal, Jose Rafael"]
[Result "0-1"]
[BlackElo "2206"]
[ECO "A01"]
[EventDate "2012.10.12"]
[PlyCount "46"]

1.b3 e5 2.Bb2 Nc6 3.e3 d5 4.Bb5 Bd6 5.f4 f6 6.Qh5+ g6 7.Qh4 exf4 8.Nf3 Bd7
9.Bxc6 Bxc6 10.O-O Qe7 11.exf4 O-O-O 12.Re1 Qg7 13.Nd4 Bd7 14.Ne6 Bxe6 15.
Rxe6 Bc5+ 16.Kh1 Qf7 17.Qe1 Kd7 18.Re2 Nh6 19.Nc3 Rhe8 20.Qf1 c6 21.Rae1 
Nf5 22.Nd1 Qf8 23.Rxe8 Ng3+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.81"]
[White "Paniagua Chnelik, Sebastian"]
[Black "Bustos, Pedro"]
[Result "1-0"]
[WhiteElo "2204"]
[ECO "A01"]
[EventDate "2012.10.12"]
[PlyCount "65"]

1.b3 Nf6 2.Bb2 d6 3.e3 Nbd7 4.f4 g6 5.g4 Bg7 6.g5 Nh5 7.d4 O-O 8.Ne2 b5 9.
Bg2 Rb8 10.Ng3 Bb7 11.Bxb7 Rxb7 12.Nxh5 gxh5 13.Nd2 c5 14.Qf3 Rc7 15.O-O-O
Qc8 16.dxc5 Bxb2+ 17.Kxb2 Nxc5 18.Rc1 Qg4 19.Qd5 Qe6 20.Qd4 a5 21.c4 b4 
22.e4 Rd8 23.Rce1 Rcd7 24.Nf3 Qg6 25.Kc2 Qg7 26.Qe3 e6 27.f5 exf5 28.exf5 
Kf8 29.Nd4 Qe5 30.Qd2 Qg7 31.Rhf1 Re8 32.Ne6+ fxe6 33.fxe6+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.82"]
[White "Cordono, Carlos"]
[Black "Miranda Junior, Roberto Calheiros"]
[Result "0-1"]
[BlackElo "2200"]
[ECO "B32"]
[EventDate "2012.10.12"]
[PlyCount "44"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 e5 5.Nb5 a6 6.Nd6+ Bxd6 7.Qxd6 Qf6 8.
Qd2 Qg6 9.f3 Nge7 10.a4 Nd4 11.Ra3 O-O 12.c3 Ndc6 13.b4 d5 14.b5 Na5 15.c4
Nxc4 16.Bxc4 dxc4 17.Rc3 Be6 18.Ba3 Rfd8 19.Qc2 Qg5 20.h4 Qg3+ 21.Kf1 Ng6 
22.Bc5 Nf4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.83"]
[White "Andrade, Roberto Luiz Costa"]
[Black "Derbes, Jose Maria"]
[Result "1-0"]
[WhiteElo "2187"]
[ECO "B32"]
[EventDate "2012.10.12"]
[PlyCount "57"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 e5 5.Nb5 a6 6.Nd6+ Bxd6 7.Qxd6 Qf6 8.
Qd1 Qg6 9.Nc3 Nge7 10.h4 h5 11.Bg5 d5 12.exd5 Nd4 13.Bxe7 Kxe7 14.d6+ Qxd6
15.Bd3 Bf5 16.Bxf5 Nxf5 17.Qf3 Nd4 18.Qxb7+ Ke6 19.O-O-O Rhb8 20.Qe4 Qb4 
21.Qd5+ Kf6 22.Ne4+ Kg6 23.Qd6+ Qxd6 24.Nxd6 Rb6 25.Nc4 Re6 26.Nxe5+ Rxe5 
27.Rxd4 Rae8 28.c4 Re2 29.Rd2 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.84"]
[White "Etchevest, Marcelo"]
[Black "Arcos Facio, Mateo"]
[Result "1/2-1/2"]
[WhiteElo "1744"]
[BlackElo "2174"]
[ECO "B06"]
[EventDate "2012.10.12"]
[PlyCount "34"]

1.d4 g6 2.e4 Bg7 3.Bc4 d6 4.Nf3 Nf6 5.e5 dxe5 6.Nxe5 O-O 7.Nd2 Qxd4 8.Qe2 
e6 9.Ndf3 Qe4 10.Be3 Nfd7 11.Nxf7 Rxf7 12.Ng5 Qxg2 13.O-O-O Ne5 14.Rhg1 
Qxh2 15.Rh1 Qg2 16.Rhg1 Qh2 17.Rh1 Qg2 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.85"]
[White "Toniutti, Ezio"]
[Black "Heller, Eduardo"]
[Result "1-0"]
[WhiteElo "2162"]
[ECO "D35"]
[EventDate "2012.10.12"]
[PlyCount "45"]

1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.cxd5 exd5 5.Bg5 Bb4 6.e3 Nbd7 7.Bd3 h6 8.Bh4 
O-O 9.Ne2 a6 10.O-O b5 11.Nxd5 Bd6 12.f4 Bb7 13.Nxf6+ Nxf6 14.e4 Be7 15.
Bxf6 Bxf6 16.Bc2 c5 17.d5 Bxb2 18.Rb1 Ba3 19.Ng3 Bc8 20.e5 f6 21.e6 Bb7 
22.Qd3 Bb4 23.Qh7# 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.86"]
[White "Horst, Rodrigo"]
[Black "Caceres Recalde, Fernando"]
[Result "0-1"]
[BlackElo "2159"]
[ECO "A16"]
[EventDate "2012.10.12"]
[PlyCount "112"]

1.c4 Nf6 2.Nc3 g6 3.e4 d6 4.h3 Bg7 5.g3 O-O 6.Bg2 e5 7.Nge2 Be6 8.d3 c6 9.
O-O Ne8 10.b3 f5 11.f4 Qb6+ 12.Kh2 Nd7 13.Bd2 Nef6 14.Rb1 Rae8 15.Na4 Qc7 
16.Nac3 a6 17.Be3 h6 18.Qd2 Kh7 19.Rbd1 c5 20.Rf2 Rf7 21.Rdf1 Rfe7 22.Nd5 
Bxd5 23.cxd5 exf4 24.Nxf4 Nf8 25.Rc1 g5 26.Ne2 fxe4 27.d4 Nxd5 28.dxc5 
Nxe3 29.Qxe3 d5 30.Rd1 Qe5 31.Nd4 Rd7 32.Rf5 Qe7 33.c6 bxc6 34.Nxc6 Qe6 
35.Rxf8 Rxf8 36.Nd4 Qe5 37.Qe2 Rf6 38.a3 Re7 39.Qe3 h5 40.Kh1 g4 41.h4 Bh6
42.Qe1 Rd6 43.Kh2 e3 44.Qb4 Rf6 45.Qc3 Rf2 46.Qd3+ Qe4 47.Qxe4+ Rxe4 48.
Kg1 Rd2 49.Bxe4+ dxe4 50.Rc1 Rxd4 51.Rc7+ Kg8 52.Kf1 Rd1+ 53.Ke2 Rd2+ 54.
Ke1 Bg7 55.b4 Be5 56.Rc8+ Kf7 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.87"]
[White "Fiori, Alberto Nicolas"]
[Black "Gerez, Ariel"]
[Result "1-0"]
[WhiteElo "2159"]
[ECO "B08"]
[EventDate "2012.10.12"]
[PlyCount "36"]

1.Nf3 Nf6 2.d4 d6 3.Nc3 g6 4.e4 Bg7 5.h3 O-O 6.Be3 Nfd7 7.Be2 e5 8.O-O Nc6
9.Qd2 a6 10.a4 exd4 11.Nxd4 Nxd4 12.Bxd4 Nf6 13.Rad1 Be6 14.f4 Qd7 15.f5 
gxf5 16.exf5 Bxf5 17.Qf4 Bxc2 18.Bxf6 Bxd1 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.88"]
[White "Krumrick, Ezequiel Arturo"]
[Black "Souza Neves, Andrey"]
[Result "0-1"]
[BlackElo "2147"]
[ECO "A46"]
[EventDate "2012.10.12"]
[PlyCount "102"]

1.d4 Nf6 2.Nf3 e6 3.Bf4 c5 4.c3 Nc6 5.e3 Be7 6.h3 O-O 7.Nbd2 b6 8.Be2 Bb7 
9.O-O d5 10.Ne5 Nd7 11.Nxc6 Bxc6 12.Bd3 Re8 13.e4 cxd4 14.cxd4 dxe4 15.
Bxe4 Bxe4 16.Nxe4 Nf6 17.Nc3 a6 18.a3 b5 19.b4 Nd5 20.Nxd5 Qxd5 21.Rc1 a5 
22.Qd2 axb4 23.axb4 Ra4 24.Rb1 h6 25.Rfc1 Rd8 26.Rd1 Rc8 27.Re1 Rc4 28.Re5
Qxd4 29.Qxd4 Rxd4 30.Be3 Rd5 31.Rxd5 exd5 32.Bc5 Kf8 33.Kf1 Bxc5 34.bxc5 
b4 35.Re1 b3 36.Rb1 Rb4 37.Ke2 Ke7 38.Kd2 d4 39.Re1+ Kd7 40.Kc1 Kc8 41.Re7
Rb7 42.Rxb7 Kxb7 43.Kb2 Kc6 44.Kxb3 Kxc5 45.Kc2 Kc4 46.g3 g5 47.f3 d3+ 48.
Kd2 Kd4 49.h4 gxh4 50.gxh4 h5 51.f4 f5 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.89"]
[White "Mackeprang, Luis"]
[Black "Lescano, Ramon"]
[Result "0-1"]
[WhiteElo "2145"]
[ECO "C02"]
[EventDate "2012.10.12"]
[PlyCount "68"]

1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Nc6 5.Nf3 Qb6 6.Bd3 Bd7 7.dxc5 Bxc5 8.O-O Qc7
9.b4 Bb6 10.Bf4 Nge7 11.Na3 a6 12.Rc1 Qb8 13.b5 Na5 14.Ng5 Bc5 15.Nc2 Bxb5
16.Bxh7 Rxh7 17.Nxh7 Bxf1 18.Kxf1 Ng6 19.Bg3 Be7 20.Qg4 Qc8 21.Nd4 Qc4+ 
22.Kg1 Nc6 23.Rf1 O-O-O 24.Ng5 Bxg5 25.Qxg5 Nxd4 26.cxd4 Qxd4 27.h4 Kd7 
28.h5 Ne7 29.Qxg7 Rg8 30.Qxf7 Rxg3 31.Rc1 Qxe5 32.fxg3 Qe3+ 33.Kh2 Qxc1 
34.Qf6 Nf5 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.90"]
[White "Malvicino, Juan Carlos"]
[Black "Pineiro, Dario"]
[Result "0-1"]
[BlackElo "2141"]
[ECO "A87"]
[EventDate "2012.10.12"]
[PlyCount "54"]

1.c4 f5 2.Nc3 Nf6 3.Nf3 d6 4.d4 g6 5.g3 Bg7 6.Bg2 O-O 7.O-O Qe8 8.Bf4 h6 
9.Rb1 g5 10.Bc1 e5 11.dxe5 dxe5 12.Nd5 Na6 13.Nxf6+ Bxf6 14.Qd5+ Kg7 15.
Qd2 f4 16.e4 Be6 17.b3 g4 18.Ne1 Rd8 19.Qc3 f3 20.Bh1 Qc6 21.Nxf3 gxf3 22.
Qxf3 Kh7 23.Be3 Bg5 24.Qh5 Bxe3 25.fxe3 Qc5 26.Qe2 Nb4 27.Bf3 Nxa2 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.91"]
[White "Arango, Andres Mauricio"]
[Black "Mateu, Pedro"]
[Result "1-0"]
[WhiteElo "2140"]
[ECO "B34"]
[EventDate "2012.10.12"]
[PlyCount "135"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Nxc6 dxc6 7.Qxd8+ Kxd8 
8.Bc4 Ke8 9.e5 Ng4 10.f4 h5 11.Ne4 Bf5 12.Ng5 e6 13.h3 Nh6 14.Bb3 Bc5 15.
Ke2 Ke7 16.Be3 Bxe3 17.Kxe3 Rhd8 18.Rad1 Rxd1 19.Rxd1 Rd8 20.Rxd8 Kxd8 21.
Nh7 Ke7 22.Nf6 h4 23.Nh7 c5 24.c4 Bb1 25.Ng5 Nf5+ 26.Kd2 Nd4 27.Ke3 a5 28.
Nf3 Nf5+ 29.Kf2 Be4 30.Nd2 Bc6 31.Bc2 Nd4 32.Be4 b6 33.Bxc6 Nxc6 34.a3 Nd4
35.Ne4 Nf5 36.Kf3 Kd7 37.Ng5 Ke7 38.Nh7 Nd4+ 39.Ke3 Nf5+ 40.Kd3 Nd4 41.Ng5
Nf5 42.Nf3 Kd7 43.Kc3 Ng3 44.Nxh4 Ne2+ 45.Kd3 Nxf4+ 46.Ke4 Ne2 47.Nf3 Ng3+
48.Kf4 Ne2+ 49.Ke3 Ng3 50.Ng5 Ke7 51.Ne4 Nf5+ 52.Kf4 Nd4 53.Nd6 f6 54.Nc8+
Kf7 55.exf6 Kxf6 56.Nxb6 e5+ 57.Ke4 Ke6 58.Na4 Nb3 59.h4 Kd6 60.g4 Nd2+ 
61.Kd3 Nf3 62.h5 gxh5 63.gxh5 Ng5 64.Nc3 Nh3 65.Ne4+ Kc6 66.h6 Nf4+ 67.Ke3
Ng6 68.Kf3 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.92"]
[White "Minelli, Fausto"]
[Black "Borja Avila, Raul"]
[Result "0-1"]
[BlackElo "2140"]
[ECO "A20"]
[EventDate "2012.10.12"]
[PlyCount "18"]

1.g3 e5 2.Bg2 Nf6 3.c4 Bc5 4.Nc3 c6 5.e4 d6 6.h3 a6 7.a4 a5 8.d3 Qb6 9.Qe2
Na6 {Ilegible} 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.93"]
[White "Leon Calderon, Jonathan"]
[Black "Moyses Sobrinho, Elias"]
[Result "1-0"]
[WhiteElo "2139"]
[ECO "B02"]
[EventDate "2012.10.12"]
[PlyCount "53"]

1.e4 Nf6 2.e5 Nd5 3.c4 Nb6 4.a4 a5 5.c5 Nd5 6.Nc3 Nxc3 7.bxc3 d5 8.d4 g6 
9.Bd3 Bg7 10.Ne2 O-O 11.h4 b6 12.h5 bxc5 13.Nf4 Bf5 14.Bxf5 gxf5 15.h6 
Bxe5 16.dxe5 d4 17.Qf3 Kh8 18.Qxa8 dxc3 19.Qf3 Qd4 20.Qe3 Nc6 21.Qxd4 cxd4
22.Nd3 Nb4 23.Ke2 Rd8 24.Ba3 c5 25.Nxc5 d3+ 26.Nxd3 Rxd3 27.Rad1 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.94"]
[White "Siccardi, Pablo Daniel"]
[Black "Fernandez, Maria Florencia"]
[Result "0-1"]
[BlackElo "2138"]
[ECO "B76"]
[EventDate "2012.10.12"]
[PlyCount "42"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O 8.Qd2 
Nc6 9.g4 Be6 10.O-O-O Nxd4 11.Bxd4 a6 12.h4 b5 13.Nd5 Bxd5 14.exd5 Rc8 15.
h5 Qc7 16.hxg6 fxg6 17.g5 Ne4 18.fxe4 Bxd4 19.c3 Be5 20.Rh4 b4 21.c4 Rxf1 
0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.95"]
[White "Santagada, Hector Ricardo"]
[Black "Gaitan, Juan Manuel"]
[Result "0-1"]
[WhiteElo "1941"]
[BlackElo "2266"]
[ECO "A00"]
[EventDate "2012.10.12"]
[PlyCount "0"]

0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.96"]
[White "Burgin, Dario"]
[Black "Perez, Maximiliano"]
[Result "0-1"]
[WhiteElo "1774"]
[BlackElo "2264"]
[ECO "A00"]
[EventDate "2012.10.12"]
[PlyCount "0"]

0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.97"]
[White "Duran, Melissa"]
[Black "Freitas, Rames Fialho de"]
[Result "0-1"]
[ECO "C02"]
[EventDate "2012.10.12"]
[PlyCount "46"]

1.e4 e6 2.Nf3 d5 3.e5 c5 4.d4 cxd4 5.Nxd4 Nc6 6.Bb5 Bd7 7.O-O Nxe5 8.Bf4 
Ng6 9.Bxd7+ Qxd7 10.Bg3 Nf6 11.Re1 Be7 12.Nc3 O-O 13.Be5 Nxe5 14.Rxe5 Rac8
15.Ndb5 a6 16.Na7 Rc4 17.Qd2 b5 18.b3 Rc7 19.a4 Bb4 20.Re3 d4 21.axb5 dxe3
22.Qxe3 Bxc3 23.Rxa6 Qd1+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.98"]
[White "Martinez Romero, Martin"]
[Black "Contreras Rodriguez, Henry"]
[Result "1/2-1/2"]
[WhiteElo "2368"]
[BlackElo "2220"]
[ECO "A00"]
[EventDate "2012.10.12"]
[PlyCount "0"]

1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.99"]
[White "Avila, Pedro Andres"]
[Black "Pardo Agudelo, Alejandro"]
[Result "1/2-1/2"]
[WhiteElo "2145"]
[BlackElo "2181"]
[ECO "A00"]
[EventDate "2012.10.12"]
[PlyCount "0"]

1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.100"]
[White "Argote Heredia, Valentina"]
[Black "Baquero, Yuri Paola"]
[Result "1/2-1/2"]
[WhiteElo "1856"]
[BlackElo "1870"]
[ECO "A00"]
[EventDate "2012.10.12"]
[PlyCount "0"]

1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.12"]
[Round "1.101"]
[White "Perez Velazco, Daniela"]
[Black "Rodriguez, Carolina"]
[Result "1/2-1/2"]
[WhiteElo "1465"]
[BlackElo "1776"]
[ECO "A00"]
[EventDate "2012.10.12"]
[PlyCount "0"]

1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.1"]
[White "Leskovar, Matias"]
[Black "Bruzon Batista, Lazaro"]
[Result "0-1"]
[WhiteElo "2283"]
[BlackElo "2717"]
[ECO "E14"]
[EventDate "2012.10.12"]
[PlyCount "137"]

1.d4 e6 2.Nf3 c5 3.e3 Nf6 4.c4 b6 5.Nc3 cxd4 6.exd4 Bb7 7.Bd3 Be7 8.O-O d5
9.cxd5 Nxd5 10.Bb5+ Bc6 11.Qa4 Qd7 12.Ne5 Nxc3 13.Qc2 Qd5 14.Bxc6+ Nxc6 
15.Nxc6 Qxc6 16.bxc3 Rc8 17.Bd2 O-O 18.Qb3 Rfd8 19.Rfe1 Rd5 20.Re2 Rb5 21.
Qd1 Qc4 22.a4 Rb2 23.Re5 a6 24.Be1 Bd6 25.Re3 g6 26.g3 Ra2 27.Rxa2 Qxa2 
28.Re2 Qa3 29.Qb1 Qxa4 30.Qxb6 Qc4 31.Rc2 Rc6 32.Qa5 h5 33.Rb2 Bc7 34.Qa2 
Qd3 35.Qb1 Qf3 36.h4 e5 37.Rb3 Qd5 38.Rb4 exd4 39.cxd4 Re6 40.Bd2 Re2 41.
Qd3 Re8 42.Qc4 Qxc4 43.Rxc4 Bb6 44.Bc3 Rd8 45.Kf1 Kf8 46.Ke2 Ke8 47.Kd3 
Kd7 48.Rb4 Kc6 49.Ra4 Ra8 50.Kc4 a5 51.Bd2 Rd8 52.Be3 Bc7 53.Bd2 Rd5 54.
Ra2 Rf5 55.Be3 f6 56.Rd2 Rd5 57.Re2 Rb5 58.Rc2 Bd6 59.Bd2 a4 60.Bc3 a3 61.
Rd2 Rf5 62.d5+ Kd7 63.f4 g5 64.hxg5 fxg5 65.Bb4 gxf4 66.Bxd6 Kxd6 67.gxf4 
Rxf4+ 68.Kb3 Rf3+ 69.Ka2 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.2"]
[White "Granda Zuniga, Julio"]
[Black "Supi, Luis Paulo"]
[Result "1-0"]
[WhiteElo "2647"]
[BlackElo "2287"]
[ECO "E92"]
[EventDate "2012.10.12"]
[PlyCount "87"]

1.Nf3 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.d4 O-O 6.Be2 e5 7.d5 a5 8.Bg5 h6 9.
Bh4 Na6 10.Nd2 Qe8 11.O-O Bd7 12.Kh1 Nh7 13.b3 h5 14.f3 Bh6 15.a3 Be3 16.
Ra2 f5 17.exf5 gxf5 18.Re1 Qg6 19.Bd3 Qh6 20.Nf1 Bg5 21.Bf2 h4 22.Qb1 h3 
23.g3 Qg7 24.Nb5 Be7 25.Rae2 Rf7 26.b4 axb4 27.axb4 Ng5 28.Nd2 e4 29.fxe4 
fxe4 30.Nxe4 Nf3 31.Rc1 Ne5 32.Bd4 Bg4 33.Rf2 Rxf2 34.Nxf2 Qf7 35.Bf1 Bg5 
36.Rc3 Bf3+ 37.Kg1 Bd2 38.Bxh3 Qf6 39.Bxe5 dxe5 40.Rxf3 Qxf3 41.Qg6+ Kf8 
42.Bf5 e4 43.Nd4 Qe3 44.Be6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.3"]
[White "Paveto, Kevin"]
[Black "Iturrizaga, Eduardo"]
[Result "0-1"]
[WhiteElo "2282"]
[BlackElo "2639"]
[ECO "B44"]
[EventDate "2012.10.12"]
[PlyCount "60"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nxc6 bxc6 6.Bd3 Nf6 7.Nd2 e5 8.O-O
Bc5 9.Nc4 d6 10.Qe1 Be6 11.b4 Bxc4 12.Bxc4 Bb6 13.Kh1 O-O 14.f4 Qe7 15.Bb3
Rad8 16.Bb2 Bd4 17.c3 Bb6 18.Qh4 Be3 19.fxe5 Qxe5 20.Bc2 Bg5 21.Qh3 Nxe4 
22.Rf5 g6 23.Bxe4 gxf5 24.Bxf5 h6 25.Rf1 Rfe8 26.Bd3 Re6 27.Bf5 Qe2 28.Bd3
Qxb2 29.Qf5 Bf6 30.Qh7+ Kf8 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.4"]
[White "Leitao, Rafael"]
[Black "Tokman, Ariel"]
[Result "1-0"]
[WhiteElo "2617"]
[BlackElo "2283"]
[ECO "A54"]
[EventDate "2012.10.12"]
[PlyCount "67"]

1.d4 Nf6 2.c4 d6 3.Nf3 Nbd7 4.Nc3 e5 5.g3 c6 6.Bg2 Be7 7.O-O O-O 8.Qc2 Re8
9.Rd1 Qc7 10.Rb1 Bf8 11.b4 h6 12.c5 d5 13.Nxe5 Nxe5 14.Bf4 Nfg4 15.e4 g5 
16.Bxe5 Nxe5 17.exd5 Ng4 18.dxc6 bxc6 19.b5 Bd7 20.h3 Nf6 21.bxc6 Bxc6 22.
d5 Bxc5 23.dxc6 Bb6 24.Na4 Ba5 25.Nc5 Bb6 26.Na4 Ba5 27.Rb7 Qe5 28.Qc4 Bc7
29.Rd7 Nxd7 30.cxd7 Qe1+ 31.Qf1 Qa5 32.dxe8=R+ Rxe8 33.Qc4 Re7 34.Nc3 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.5"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Flores, Diego"]
[Result "1/2-1/2"]
[WhiteElo "2276"]
[BlackElo "2598"]
[ECO "A41"]
[EventDate "2012.10.12"]
[PlyCount "65"]

1.d4 d6 2.c4 e5 3.dxe5 dxe5 4.Qxd8+ Kxd8 5.Nf3 f6 6.Nc3 Be6 7.e3 Nd7 8.Be2
c6 9.O-O Kc7 10.Rd1 Bb4 11.Bd2 a5 12.Rac1 Bxc3 13.Bxc3 Nh6 14.Nd2 Nc5 15.
Nb3 Nxb3 16.axb3 c5 17.Rd2 b6 18.h3 Nf7 19.f4 exf4 20.exf4 Rad8 21.Re1 
Rxd2 22.Bxd2 Re8 23.Bd3 Rd8 24.Re3 f5 25.Bc3 g6 26.Be2 Re8 27.g4 Bd7 28.
Rxe8 Bxe8 29.gxf5 gxf5 30.Bd3 Nd6 31.Be5 Bg6 32.Kf2 Kd7 33.Ke3 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.6"]
[White "Kaidanov, Gregory"]
[Black "Sabas, Jorge"]
[Result "0-1"]
[WhiteElo "2587"]
[BlackElo "2274"]
[ECO "E73"]
[EventDate "2012.10.12"]
[PlyCount "112"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Bg5 h6 7.Be3 c5 8.dxc5 Qa5 
9.Bd2 Qxc5 10.Nf3 Bg4 11.Be3 Qa5 12.O-O Nc6 13.Rc1 Rfc8 14.b3 Nd7 15.Qd2 
Nc5 16.Bxh6 Bxc3 17.Qxc3 Qxc3 18.Rxc3 Nxe4 19.Rcc1 Nc5 20.h3 Bf5 21.Rfd1 
a5 22.g4 Be6 23.Nd4 Bd7 24.Be3 Nxd4 25.Bxd4 Bc6 26.h4 Ne6 27.Be3 Kg7 28.
Kh2 f5 29.gxf5 gxf5 30.Rg1+ Kf6 31.Bd2 Rh8 32.h5 Nd4 33.Bc3 e5 34.Rg6+ Kf7
35.Bxd4 exd4 36.Rcg1 Rae8 37.Bd1 Re6 38.Rxe6 Kxe6 39.Rg6+ Ke5 40.Kg3 d3 
41.f4+ Kd4 42.Rxd6+ Ke3 43.h6 Rg8+ 44.Kh4 Be4 45.h7 Rh8 46.Rd7 Kxf4 47.Bh5
Ke3 48.Bg6 d2 49.Kg5 Bd3 50.Re7+ Kf2 51.Bh5 f4 52.Rd7 Ke3 53.Re7+ Be4 54.
Bg6 d1=Q 55.Rxe4+ Kf2 56.Rxf4+ Kg3 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.7"]
[White "Viana, Dirceu"]
[Black "Mareco, Sandro"]
[Result "0-1"]
[WhiteElo "2275"]
[BlackElo "2581"]
[ECO "D03"]
[EventDate "2012.10.12"]
[PlyCount "160"]

1.d4 Nf6 2.Nf3 g6 3.Bg5 Bg7 4.Nbd2 d5 5.e3 O-O 6.c3 b6 7.Be2 c5 8.O-O Nc6 
9.a4 h6 10.Bh4 g5 11.Bg3 Nh5 12.Qb1 Nxg3 13.hxg3 Qd6 14.Rd1 cxd4 15.Nxd4 
Rb8 16.Nf5 Bxf5 17.Qxf5 e6 18.Qb1 Qc7 19.Nb3 Qc8 20.Nd4 Ne5 21.e4 Rd8 22.
exd5 Rxd5 23.Nb5 Rxd1+ 24.Qxd1 a6 25.Nd4 Nc4 26.Qb3 Na5 27.Qa2 Bxd4 28.
cxd4 Qc2 29.Bxa6 Ra8 30.b4 Qxa2 31.Rxa2 Rxa6 32.bxa5 Rxa5 33.Rb2 Rxa4 34.
Rxb6 Rxd4 35.f3 h5 36.Rb5 Rd5 37.Rb4 Kg7 38.Rb2 Rd4 39.Kf2 Kg6 40.Ra2 Rb4 
41.Rc2 e5 42.Ra2 f6 43.Ra8 Kf5 44.Rh8 h4 45.gxh4 Rxh4 46.Ra8 Rb4 47.Ra6 g4
48.Kg3 Kg5 49.Ra5 Rb3 50.Rc5 Rd3 51.Ra5 Re3 52.Kf2 Rd3 53.Kg3 Rd2 54.Rb5 
Re2 55.Rb8 f5 56.Rg8+ Kf6 57.fxg4 f4+ 58.Kf3 Re3+ 59.Kf2 Rg3 60.Ra8 Rxg4 
61.Ra6+ Kf5 62.Ra5 Rg3 63.Rb5 Rc3 64.Ra5 Rd3 65.Rb5 Ke4 66.Rb4+ Rd4 67.Rb5
Rd2+ 68.Kf1 Kd4 69.Rb3 e4 70.Ra3 Rc2 71.Rb3 e3 72.Rb4+ Kd3 73.Rb3+ Kd2 74.
Rb1 Ra2 75.Re1 Kd3 76.Rd1+ Ke4 77.Rb1 f3 78.Rb4+ Kd3 79.gxf3 Ra1+ 80.Kg2 
e2 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.8"]
[White "Bacallao Alonso, Yusnel"]
[Black "Cerda Albornoz, Guillermo"]
[Result "1-0"]
[WhiteElo "2580"]
[BlackElo "2267"]
[ECO "D37"]
[EventDate "2012.10.12"]
[PlyCount "117"]

1.Nf3 Nf6 2.c4 e6 3.Nc3 d5 4.d4 h6 5.Qc2 Bb4 6.a3 Bxc3+ 7.Qxc3 Ne4 8.Qc2 
O-O 9.e3 Nd7 10.Bd3 f5 11.b3 c6 12.Bb2 a6 13.Rc1 Qe8 14.O-O Qh5 15.Be2 Qg6
16.Ne1 Qg5 17.Nd3 Qe7 18.f3 Ng5 19.a4 Nf7 20.Rfe1 Nf6 21.a5 g5 22.Nc5 Qc7 
23.Qc3 Nd6 24.Bd3 Qg7 25.Re2 Rf7 26.Qb4 Qf8 27.Ba3 Nde8 28.Rf1 Qd6 29.Qe1 
Nd7 30.Qa1 Nxc5 31.Bxc5 Qd8 32.e4 Ng7 33.exd5 cxd5 34.Rfe1 Bd7 35.cxd5 
exd5 36.Re5 Bc6 37.b4 Qc7 38.R1e2 Re8 39.Qe1 Rxe5 40.Rxe5 Qd7 41.f4 Nh5 
42.fxg5 hxg5 43.g4 Ng7 44.Qe3 Bb5 45.Bc2 fxg4 46.Bg6 Rf1+ 47.Kg2 Qd8 48.
Re7 Qf8 49.Re8 Qxe8 50.Bxe8 Rf3 51.Qxg5 Bf1+ 52.Kg1 Bh3 53.Qxd5+ Kh8 54.
Qxf3 gxf3 55.Bf7 Ne6 56.Kf2 Ng5 57.Bd5 Bg2 58.Bxb7 Nh3+ 59.Kg3 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.9"]
[White "Feliciano Ebert, Vanessa"]
[Black "Felgaer, Ruben"]
[Result "0-1"]
[WhiteElo "2268"]
[BlackElo "2579"]
[ECO "B07"]
[EventDate "2012.10.12"]
[PlyCount "52"]

1.d4 d6 2.e4 Nf6 3.f3 c5 4.d5 e6 5.c4 b5 6.cxb5 exd5 7.exd5 Be7 8.Ne2 O-O 
9.Nec3 Bb7 10.Bc4 a6 11.O-O Nfd7 12.Bf4 Nb6 13.Na3 Bf6 14.Qd3 axb5 15.
Naxb5 Nxc4 16.Qxc4 Ba6 17.a4 Nd7 18.Bxd6 Bd4+ 19.Kh1 Nb6 20.Qb3 Bxc3 21.
Bxf8 Bb4 22.Bxg7 Kxg7 23.f4 Qd7 24.f5 Kh8 25.Qg3 f6 26.Nc7 Rg8 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.10"]
[White "Ortiz Suarez, Isan Reynaldo"]
[Black "Gaitan, Juan Manuel"]
[Result "1-0"]
[WhiteElo "2579"]
[BlackElo "2266"]
[ECO "B78"]
[EventDate "2012.10.12"]
[PlyCount "73"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O 8.Qd2 
Nc6 9.Bc4 Bd7 10.h4 Rc8 11.Bb3 h5 12.O-O-O Ne5 13.Kb1 Nc4 14.Bxc4 Rxc4 15.
Nde2 b5 16.b3 Rc7 17.Bd4 Bc6 18.Nd5 Bxd5 19.exd5 Qc8 20.Nc3 a6 21.g4 hxg4 
22.h5 Nxh5 23.Bxg7 Nxg7 24.Ne4 f6 25.Rdg1 Qf5 26.Rxg4 Rfc8 27.Qh6 g5 28.
Rg2 Kf7 29.Re1 b4 30.Qh1 Qxd5 31.f4 g4 32.Rxg4 Qf5 33.Qh3 Ne6 34.Reg1 Rc5 
35.Nxc5 Rxc5 36.Qg2 Nxf4 37.Rxf4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.11"]
[White "Matamoros Franco, Carlos"]
[Black "Espinoza Palomino, Willyam"]
[Result "1-0"]
[WhiteElo "2534"]
[BlackElo "2265"]
[ECO "E17"]
[EventDate "2012.10.12"]
[PlyCount "75"]

1.Nf3 Nf6 2.c4 b6 3.g3 Bb7 4.Bg2 e6 5.O-O Be7 6.d4 O-O 7.Re1 d5 8.cxd5 
exd5 9.Nc3 c5 10.dxc5 bxc5 11.Qb3 Qb6 12.Ne5 Rd8 13.Rd1 Qxb3 14.axb3 Ne4 
15.Nc4 dxc4 16.Rxd8+ Bxd8 17.Nxe4 Nd7 18.bxc4 a5 19.Be3 Rb8 20.Bf4 Ra8 21.
Bd6 Bb6 22.Nxc5 Nxc5 23.Bxc5 Bxc5 24.Bxb7 Ra7 25.Bc6 Kf8 26.b3 Ke7 27.Kg2 
Rc7 28.Bb5 Bb4 29.Rd1 f5 30.h3 Bd6 31.f4 Bc5 32.g4 Bd6 33.Kf3 g6 34.Rd5 
Rc5 35.Rxc5 Bxc5 36.e4 fxg4+ 37.hxg4 g5 38.fxg5 {tiempo} 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.12"]
[White "Santos, Haroldo Cunha dos"]
[Black "Hernandez Guerrero, Gilberto"]
[Result "0-1"]
[WhiteElo "2263"]
[BlackElo "2531"]
[ECO "A48"]
[EventDate "2012.10.12"]
[PlyCount "76"]

1.d4 Nf6 2.Nf3 g6 3.Bf4 Bg7 4.e3 O-O 5.Be2 d6 6.O-O Nbd7 7.c3 Qe8 8.h3 e5 
9.Bh2 Qe7 10.Na3 a6 11.Nc4 e4 12.Nfd2 Re8 13.a4 Nf8 14.Qb3 Ne6 15.Qa3 h5 
16.Bxd6 cxd6 17.Nxd6 Rd8 18.N6xe4 Qc7 19.Nxf6+ Bxf6 20.Nc4 Ng5 21.Qb4 Be6 
22.f4 Ne4 23.Qb6 Qe7 24.Ne5 h4 25.Rfd1 Rac8 26.Bf3 Bf5 27.Rac1 Bg7 28.Qb3 
Rc7 29.c4 Kh7 30.Ng4 g5 31.fxg5 Nxg5 32.Bd5 Re8 33.Re1 Qd6 34.Rf1 Bxg4 35.
hxg4 Qg3 36.Rce1 Nh3+ 37.Kh1 Nf2+ 38.Kg1 Nxg4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.13"]
[White "Hansen, Eric"]
[Black "Perez, Maximiliano"]
[Result "1-0"]
[WhiteElo "2527"]
[BlackElo "2264"]
[ECO "B92"]
[EventDate "2012.10.12"]
[PlyCount "95"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 e5 7.Nb3 Be7 8.O-O 
O-O 9.a4 Be6 10.Bf3 Nbd7 11.Re1 Rc8 12.Nd2 Qa5 13.Nf1 b5 14.Bd2 b4 15.Na2 
d5 16.exd5 Bxd5 17.Bxd5 Nxd5 18.c3 bxc3 19.Nxc3 N5f6 20.Ne3 Bb4 21.Nc2 Be7
22.Ne3 Bb4 23.Re2 Rfe8 24.Ncd5 Nxd5 25.Nxd5 Qxd5 26.Bxb4 Qb7 27.Bc3 Rc5 
28.h3 Rd5 29.Qc2 Nc5 30.Rd1 f6 31.Red2 Rxd2 32.Bxd2 Ne6 33.Be3 Rc8 34.Qf5 
Re8 35.Rd2 Qb4 36.Qc2 Nd4 37.Qd1 Rd8 38.f4 Re8 39.fxe5 fxe5 40.Rf2 Rd8 41.
Qh5 e4 42.Qf7+ Kh8 43.Rd2 Rg8 44.Qd7 Nb3 45.Rd1 Na5 46.Bd4 Nc4 47.Bxg7+ 
Rxg7 48.Qd8+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.14"]
[White "Perez Gormaz, Matias"]
[Black "Cori Tello, Jorge"]
[Result "1/2-1/2"]
[WhiteElo "2261"]
[BlackElo "2522"]
[ECO "C18"]
[EventDate "2012.10.12"]
[PlyCount "33"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Qc7 7.Qg4 f5 8.Qg3 Ne7
9.Qxg7 Rg8 10.Qxh7 cxd4 11.Kd1 Nbc6 12.Nf3 Nxe5 13.Bg5 N5g6 14.cxd4 Rh8 
15.Qg7 Rg8 16.Qh7 Rh8 17.Qg7 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.15"]
[White "Ricardi, Pablo"]
[Black "Cuevas, Alex"]
[Result "1-0"]
[WhiteElo "2505"]
[BlackElo "2263"]
[ECO "A17"]
[EventDate "2012.10.12"]
[PlyCount "55"]

1.Nf3 Nf6 2.c4 b6 3.g3 Bb7 4.Bg2 e6 5.O-O Be7 6.Nc3 O-O 7.Qc2 d6 8.d4 c5 
9.d5 exd5 10.Ng5 g6 11.cxd5 Na6 12.f4 b5 13.e4 Nd7 14.h4 Bf6 15.Nxb5 Nb4 
16.Qd1 Qb6 17.Nc3 Ba6 18.Rf3 Nd3 19.e5 dxe5 20.Rxd3 Bxd3 21.Qxd3 exf4 22.
Kh1 Ne5 23.Qf1 fxg3 24.d6 Bxg5 25.Bxg5 Qxd6 26.Ne4 Qd4 27.Bf6 Qd5 28.Qf4 
1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.16"]
[White "Tapie Amione, Pablo Adib"]
[Black "Mekhitarian, Krikor Sevag"]
[Result "0-1"]
[WhiteElo "2240"]
[BlackElo "2503"]
[ECO "B81"]
[EventDate "2012.10.12"]
[PlyCount "76"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.g4 h6 7.Bg2 Nc6 8.h3 a6 
9.O-O Bd7 10.b3 Be7 11.Bb2 O-O 12.Qd2 Rc8 13.Rad1 Qc7 14.Rfe1 Nxd4 15.Qxd4
b5 16.Rd2 Rfe8 17.Nd1 Bc6 18.Ne3 Qb7 19.Nf1 e5 20.Qd3 Nd7 21.c3 Nc5 22.Qb1
Ne6 23.Ne3 g6 24.Nd5 Bxd5 25.Rxd5 Nf4 26.Rd2 Qb6 27.Qd1 Bh4 28.Re3 Re6 29.
Bf1 Rf6 30.Rf3 Rc6 31.c4 bxc4 32.Bxc4 Bxf2+ 33.Rdxf2 Nxh3+ 34.Kg2 Nxf2 35.
Qd5 Nxg4 36.Rxf6 Ne3+ 37.Kh3 Nxd5 38.Bxd5 Qe3+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.17"]
[White "Perez Ponsa, Federico"]
[Black "Tobares, Leandro"]
[Result "1/2-1/2"]
[WhiteElo "2489"]
[BlackElo "2261"]
[ECO "B63"]
[EventDate "2012.10.12"]
[PlyCount "146"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bg5 e6 7.Qd2 Be7 8.O-O-O
Nxd4 9.Qxd4 O-O 10.h4 Qa5 11.Kb1 Rd8 12.Qd2 Qc7 13.Nb5 Qb6 14.f3 a6 15.Be3
Qc6 16.Nd4 Qc7 17.g4 e5 18.Nf5 Bxf5 19.gxf5 d5 20.Bd3 dxe4 21.fxe4 Nxe4 
22.Qg2 Nf6 23.Rdg1 Ne8 24.h5 Rd6 25.h6 g6 26.fxg6 fxg6 27.Qe4 Rc6 28.Qd5+ 
Kh8 29.Rf1 Nf6 30.Qf7 Rg8 31.Bg5 Nd5 32.Bd2 Nf4 33.Bxf4 exf4 34.Rxf4 Bg5 
35.Rff1 Qxf7 36.Rxf7 b5 37.a3 Re6 38.Ra7 Rge8 39.Rf1 Be3 40.Rb7 Bxh6 41.
Rff7 Bf8 42.Rxh7+ Kg8 43.a4 R8e7 44.Rhxe7 Bxe7 45.axb5 axb5 46.Rxb5 Kg7 
47.b4 g5 48.Kb2 Re3 49.Rf5 Bxb4 50.Rxg5+ Kf6 51.Rg6+ Ke7 52.Kb3 Be1 53.Kc4
Re6 54.Rg5 Kd6 55.Rd5+ Kc7 56.Rh5 Bf2 57.Kb3 Rf6 58.c4 Rf3 59.Rd5 Kb6 60.
Rb5+ Kc6 61.Kc2 Rf4 62.Rh5 Rf6 63.Be4+ Kb6 64.Rb5+ Ka6 65.Kd3 Bb6 66.Rb1 
Bc5 67.Bb7+ Ka7 68.Bd5 Rb6 69.Rh1 Rb3+ 70.Ke4 Re3+ 71.Kf5 Kb6 72.Kf4 Re8 
73.Rh6+ Ka5 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.18"]
[White "Anino, Sergio"]
[Black "Valerga, Diego"]
[Result "0-1"]
[WhiteElo "2226"]
[BlackElo "2485"]
[ECO "D36"]
[EventDate "2012.10.12"]
[PlyCount "82"]

1.d4 d5 2.c4 e6 3.Nc3 c6 4.Nf3 Nf6 5.cxd5 exd5 6.Bg5 Be7 7.Qc2 g6 8.e3 Bf5
9.Bd3 Bxd3 10.Qxd3 O-O 11.O-O Nbd7 12.h3 Re8 13.Bf4 Nb6 14.Ne5 Nfd7 15.b3 
Nf8 16.Qd2 Ne6 17.Bh2 Bd6 18.Nd3 Bxh2+ 19.Kxh2 Nc8 20.Na4 Nd6 21.Nac5 Ng5 
22.Ne5 Qe7 23.Rae1 Rad8 24.Qc2 f6 25.Nf3 Nxf3+ 26.gxf3 Qc7 27.f4 Nf5 28.
Rg1 Kh8 29.Rg4 Nxd4 30.Qd1 Nf5 31.Qa1 Qf7 32.Reg1 b6 33.Nd3 d4 34.exd4 
Rxd4 35.Ne1 Re2 36.R1g2 Qd5 37.Qc3 Kg7 38.h4 Rd1 39.Nc2 Rd3 40.Qb2 Nd4 41.
Qa3 Nf3+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.19"]
[White "Real De Azua, Ernesto"]
[Black "Mellano, Santiago"]
[Result "1/2-1/2"]
[WhiteElo "2482"]
[BlackElo "2242"]
[ECO "A90"]
[EventDate "2012.10.12"]
[PlyCount "45"]

1.d4 e6 2.c4 f5 3.Nf3 Nf6 4.g3 c6 5.Bg2 d5 6.O-O Bd6 7.b3 Qe7 8.Bb2 b6 9.
Qc2 Bb7 10.Nbd2 O-O 11.Ne5 a5 12.Rfc1 Na6 13.Ndf3 Rac8 14.e3 Ne4 15.a3 c5 
16.Qe2 Qe8 17.Rab1 cxd4 18.exd4 Qe7 19.Ra1 Nb8 20.Qe3 Rc7 21.cxd5 Rxc1+ 
22.Rxc1 exd5 23.a4 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.20"]
[White "Zuriel, Marisa"]
[Black "Hungaski, Robert"]
[Result "0-1"]
[WhiteElo "2217"]
[BlackElo "2451"]
[ECO "C10"]
[EventDate "2012.10.12"]
[PlyCount "107"]

1.e4 e6 2.d4 d5 3.Nc3 Nc6 4.Nf3 Nf6 5.exd5 exd5 6.Bg5 Be7 7.Bb5 O-O 8.Bxc6
bxc6 9.O-O h6 10.Bh4 g5 11.Bg3 Ne4 12.Nxe4 dxe4 13.Ne5 Qe8 14.Qe2 Bd6 15.
Qc4 Be6 16.Qxc6 f5 17.Qxe8 Rfxe8 18.f4 c5 19.c3 cxd4 20.cxd4 Rac8 21.a3 
Rc2 22.Rf2 Rec8 23.Raf1 e3 24.Rxc2 Rxc2 25.Re1 Bd5 26.Rxe3 Rxg2+ 27.Kf1 
Rxb2 28.Re2 Rb3 29.Rc2 Bb7 30.a4 Rb4 31.fxg5 hxg5 32.Nc6 Rb1+ 33.Be1 Ba6+ 
34.Kf2 Bd3 35.Rc3 Be4 36.Ne5 Rb2+ 37.Ke3 Rxh2 38.Rc8+ Kg7 39.Rd8 Ba3 40.
Bd2 Bb1 41.Nc4 Be7 42.Rd7 Kf6 43.Rxa7 f4+ 44.Kf3 Bd3 45.Nb6 Rh3+ 46.Kf2 
Be4 47.Nd7+ Ke6 48.Nc5+ Bxc5 49.dxc5 Rh2+ 50.Ke1 f3 51.Ra6+ Kf5 52.Rd6 g4 
53.c6 g3 54.c7 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.21"]
[White "Ferro, Ezequiel"]
[Black "Tristan, Leonardo"]
[Result "0-1"]
[WhiteElo "2214"]
[BlackElo "2442"]
[ECO "E46"]
[EventDate "2012.10.12"]
[PlyCount "59"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Ne2 Re8 6.a3 Bf8 7.d5 d6 8.g3 Nbd7 
9.dxe6 Rxe6 10.Bg2 Ne5 11.b3 Re8 12.O-O g6 13.h3 Bg7 14.Ra2 a5 15.Rd2 Nfd7
16.f4 Nc6 17.e4 Nc5 18.e5 a4 19.Nxa4 Nxa4 20.bxa4 Qe7 21.exd6 cxd6 22.Rf3 
Na5 23.Qc2 Bf5 24.Qa2 Rac8 25.Nd4 Rxc4 26.Nxf5 Rxc1+ 27.Kh2 gxf5 28.Qd5 
Nc4 29.Rdd3 Rc2 30.Qb5 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.22"]
[White "Gascon Del Nogal, Jose Rafael"]
[Black "Barbosa, Evandro Amorim"]
[Result "1-0"]
[WhiteElo "2206"]
[BlackElo "2427"]
[ECO "B81"]
[EventDate "2012.10.12"]
[PlyCount "147"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.g4 h6 7.h4 e5 8.Bb5+ Bd7 
9.Bxd7+ Qxd7 10.Nf5 Nc6 11.f3 O-O-O 12.Be3 g6 13.Ng3 Bg7 14.h5 Kb8 15.hxg6
fxg6 16.Nd5 Qf7 17.O-O h5 18.Kg2 hxg4 19.fxg4 Qe6 20.Nxf6 Bxf6 21.Qd5 Qe7 
22.g5 Bxg5 23.Rf7 Bxe3 24.Rxe7 Nxe7 25.Qe6 Nc8 26.Rh1 Rxh1 27.Nxh1 g5 28.
Nf2 Bxf2 29.Kxf2 Rf8+ 30.Ke3 Rf4 31.c4 g4 32.c5 Kc7 33.cxd6+ Nxd6 34.Qd5 
Rxe4+ 35.Kf2 Rf4+ 36.Kg2 e4 37.Qc5+ Kd7 38.Qxa7 Rf3 39.Qd4 Ke6 40.Qb6 Rd3 
41.a4 Ke5 42.Qc5+ Kf4 43.Qf2+ Kg5 44.Qc5+ Nf5 45.Qb5 Rd2+ 46.Kf1 g3 47.
Qxb7 e3 48.Qb8 Rd1+ 49.Ke2 g2 50.Qg8+ Kf4 51.Kxd1 Ng3 52.Qf8+ Nf5 53.Qg8 
Ng3 54.Qf7+ Nf5 55.Qg6 Ng3 56.Qd6+ Kg4 57.Qd4+ Kf3 58.Qd5+ Ne4 59.Qf5+ Kg3
60.Qg6+ Kf2 61.Qg4 g1=Q+ 62.Qxg1+ Kxg1 63.Ke2 Nd6 64.a5 Kg2 65.a6 Nb5 66.
Kxe3 Kg3 67.b4 Kg4 68.Kd3 Kf5 69.Kc4 Nc7 70.b5 Ke6 71.a7 Na8 72.Kc5 Kd7 
73.b6 Kc8 74.Kc6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.23"]
[White "Soppe, Guillermo"]
[Black "Bouwman, Marcelo Wanderley"]
[Result "1-0"]
[WhiteElo "2417"]
[BlackElo "2233"]
[ECO "A90"]
[EventDate "2012.10.12"]
[PlyCount "65"]

1.Nf3 e6 2.d4 f5 3.g3 Nf6 4.Bg2 d5 5.O-O Bd6 6.c4 c6 7.Qc2 O-O 8.Ne5 Nbd7 
9.Nd3 Qe7 10.Bf4 Bxf4 11.Nxf4 b6 12.cxd5 Nxd5 13.Bxd5 cxd5 14.Qc6 Rb8 15.
Qxe6+ Qxe6 16.Nxe6 Re8 17.Nf4 g5 18.Nxd5 Rxe2 19.Nbc3 Rxb2 20.Rfe1 Bb7 21.
Re7 Nf8 22.Rae1 Rc2 23.Nf6+ Kh8 24.Nb5 Rc6 25.Rf7 a6 26.Nc7 Rxf6 27.Rxf6 
Be4 28.f3 Bxf3 29.Rxf5 g4 30.Re8 Rxe8 31.Nxe8 Kg8 32.Rf6 Nd7 33.Rd6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.24"]
[White "Miranda Junior, Roberto Calheiros"]
[Black "Cori Tello, Deysi"]
[Result "0-1"]
[WhiteElo "2200"]
[BlackElo "2411"]
[ECO "C12"]
[EventDate "2012.10.12"]
[PlyCount "46"]

1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Bb4 5.e5 h6 6.Bd2 Bxc3 7.bxc3 Ne4 8.Bd3 
Nxd2 9.Qxd2 b6 10.Nf3 Ba6 11.Bxa6 Nxa6 12.a4 O-O 13.O-O c5 14.Rfe1 Rc8 15.
Qd3 Nb8 16.a5 bxa5 17.dxc5 Nd7 18.Nd4 Nxc5 19.Qb5 a4 20.Re3 Qc7 21.Qe2 Ne4
22.Nb5 Qb6 23.Rxa4 a6 {Tiempo} 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.25"]
[White "Mahia, Gustavo"]
[Black "Assumpcao, Roberto"]
[Result "0-1"]
[WhiteElo "2409"]
[BlackElo "2218"]
[ECO "D55"]
[EventDate "2012.10.12"]
[PlyCount "48"]

1.d4 Nf6 2.Bg5 e6 3.Nf3 d5 4.e3 Be7 5.c4 O-O 6.Nc3 h6 7.Bxf6 Bxf6 8.Qc2 c5
9.dxc5 Qa5 10.cxd5 exd5 11.O-O-O Be6 12.Nd4 Qxc5 13.Be2 Nc6 14.Nb3 Qb6 15.
Na4 Qd8 16.Nac5 Rc8 17.Kb1 b6 18.Nxe6 fxe6 19.Qg6 Ne5 20.Qg3 Qe7 21.f4 Nc4
22.Bxc4 dxc4 23.Nd4 c3 24.Qf2 e5 {Tiempo} 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.26"]
[White "Caceres Recalde, Fernando"]
[Black "Diaz Hollemaert, Nahuel"]
[Result "1/2-1/2"]
[WhiteElo "2159"]
[BlackElo "2408"]
[ECO "B30"]
[EventDate "2012.10.12"]
[PlyCount "57"]

1.e4 c5 2.Nf3 Nc6 3.Nc3 Nf6 4.g3 e5 5.Bg2 d6 6.d3 h6 7.O-O g6 8.Nd2 Bg7 9.
Nc4 O-O 10.Ne3 Nd4 11.f4 exf4 12.gxf4 Nh5 13.Ncd5 Be6 14.c3 Nc6 15.f5 Bxd5
16.Nxd5 Nf6 17.fxg6 fxg6 18.Nxf6+ Rxf6 19.Qb3+ Kh8 20.Rxf6 Qxf6 21.Qxb7 
Rf8 22.Be3 Ne5 23.Rf1 Qh4 24.Rxf8+ Bxf8 25.Bf2 Qf4 26.Bg3 Qe3+ 27.Bf2 Qf4 
28.Bg3 Qe3+ 29.Bf2 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.27"]
[White "Molina, Roberto Junio Brito"]
[Black "Arias, Juan Carlos"]
[Result "1-0"]
[WhiteElo "2400"]
[BlackElo "2215"]
[ECO "A90"]
[EventDate "2012.10.12"]
[PlyCount "73"]

1.d4 d5 2.c4 e6 3.Nc3 f5 4.Nf3 Nf6 5.g3 c6 6.Bg2 Bd6 7.O-O O-O 8.b3 Ne4 9.
Bb2 b6 10.e3 Bb7 11.Qe2 Nd7 12.Rac1 Qe7 13.Rfd1 Rfc8 14.Nd2 Nxc3 15.Bxc3 
a5 16.f3 c5 17.a4 Rc7 18.Bb2 Rac8 19.Re1 Re8 20.Qd3 Qf7 21.Ba3 e5 22.cxd5 
exd4 23.exd4 Rxe1+ 24.Rxe1 Bxd5 25.Bf1 Rc8 26.Nc4 Bf8 27.Qd1 cxd4 28.Bxf8 
Qxf8 29.Qxd4 Qc5 30.Qxc5 Rxc5 31.Re7 Nf6 32.Kf2 Bf7 33.Rb7 g5 34.Rxb6 Kg7 
35.Rb7 Kf8 36.Ra7 g4 37.Rxa5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.28"]
[White "Souza Neves, Andrey"]
[Black "Zuluaga Mancilla, Cesar"]
[Result "0-1"]
[WhiteElo "2147"]
[BlackElo "2394"]
[ECO "B28"]
[EventDate "2012.10.12"]
[PlyCount "54"]

1.e4 c5 2.Nf3 a6 3.c3 Nf6 4.e5 Nd5 5.g3 e6 6.Bg2 Nc6 7.O-O d6 8.d4 cxd4 9.
cxd4 b5 10.exd6 Bxd6 11.Nc3 Nce7 12.Ne4 Bb7 13.Bd2 Rc8 14.Ba5 Bc7 15.Bxc7 
Nxc7 16.Nc5 Bd5 17.Re1 O-O 18.Qd3 Nc6 19.Red1 a5 20.Ne5 Bxg2 21.Kxg2 Qd5+ 
22.Qe4 Nxe5 23.dxe5 Qxc5 24.Rac1 Qa7 25.Qc6 Qa8 26.Qxa8 Nxa8 27.Rxc8 Rxc8 
0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.29"]
[White "Pineiro, Dario"]
[Black "Krysa, Leandro"]
[Result "1/2-1/2"]
[WhiteElo "2141"]
[BlackElo "2381"]
[ECO "A15"]
[EventDate "2012.10.12"]
[PlyCount "46"]

1.c4 Nf6 2.g3 g6 3.Bg2 d5 4.Nf3 Bg7 5.O-O c6 6.d3 O-O 7.Na3 a5 8.Rb1 a4 9.
b4 axb3 10.axb3 Bg4 11.Bb2 Nbd7 12.Nc2 Qb8 13.Ra1 Re8 14.Ne5 Nxe5 15.Rxa8 
Qxa8 16.Bxe5 dxc4 17.bxc4 Qa5 18.d4 Qc3 19.Ne3 Bh6 20.Nxg4 Nxg4 21.Qd3 
Qxd3 22.exd3 Rd8 23.Rb1 Nxe5 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.30"]
[White "Fusco, Leonardo"]
[Black "Caceres Vasquez, Sergio"]
[Result "1-0"]
[WhiteElo "2379"]
[BlackElo "2213"]
[ECO "B94"]
[EventDate "2012.10.12"]
[PlyCount "114"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 Nbd7 7.f4 Qc7 8.Qf3 
b5 9.O-O-O Bb7 10.Bd3 Rc8 11.Rhe1 e6 12.Qh3 Be7 13.Nd5 Nxd5 14.exd5 Bxd5 
15.Nxe6 Bxe6 16.Bxe7 Bxh3 17.Bxd6+ Be6 18.Bxc7 Rxc7 19.f5 Nc5 20.fxe6 Nxe6
21.a4 bxa4 22.Bxa6 O-O 23.Bb5 Nc5 24.c4 f6 25.Kc2 Rb8 26.Rd5 Kf7 27.Kc3 g6
28.g4 Rbc8 29.Kb4 Kf8 30.Rf1 Ke7 31.Re1+ Kf7 32.h3 Kf8 33.Re3 Kf7 34.Rd4 
Rb8 35.Rd6 Kg7 36.Rf3 Rf8 37.Rc6 Rxc6 38.Bxc6 Ne6 39.Bd5 Rb8+ 40.Kc3 Ng5 
41.Rd3 f5 42.gxf5 gxf5 43.Bc6 Kf6 44.b4 Ne4+ 45.Bxe4 fxe4 46.Rd1 Ke5 47.b5
Rg8 48.c5 e3 49.Kc4 Rg2 50.b6 Rc2+ 51.Kb5 e2 52.Rd8 e1=Q 53.Re8+ Kd5 54.
Rxe1 Rb2+ 55.Ka6 Kxc5 56.Rc1+ Kd6 57.b7 Ra2 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.31"]
[White "Borja Avila, Raul"]
[Black "Lujan, Carolina"]
[Result "0-1"]
[WhiteElo "2140"]
[BlackElo "2379"]
[ECO "B23"]
[EventDate "2012.10.12"]
[PlyCount "80"]

1.Nc3 c5 2.e4 a6 3.g3 b5 4.Bg2 Bb7 5.Nh3 e6 6.Nf4 b4 7.Nce2 Nf6 8.d3 Qc7 
9.b3 d5 10.exd5 e5 11.Nh3 Bxd5 12.f3 Qb7 13.Ng5 h6 14.Ne4 Be7 15.Bb2 Nbd7 
16.Qd2 Nh7 17.Qe3 O-O 18.h4 f5 19.Nd2 Rae8 20.O-O-O a5 21.Rhg1 a4 22.Kb1 
axb3 23.cxb3 Bf6 24.Nc4 Qa6 25.Qf2 Ra8 26.Nc1 Qc6 27.Ne3 Be6 28.f4 e4 29.
dxe4 fxe4 30.Qc2 Bxb2 31.Bxe4 Bxc1 32.Rxc1 Qa6 33.Bxh7+ Kh8 34.Bd3 Qa7 35.
Rge1 Nf6 36.Qe2 Rfd8 37.f5 Bd5 38.Rf1 Re8 39.Rf4 Bf7 40.g4 c4 {Ilegible} 
0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.32"]
[White "Julia, Ernesto"]
[Black "Paniagua Chnelik, Sebastian"]
[Result "1-0"]
[WhiteElo "2370"]
[BlackElo "2204"]
[ECO "A07"]
[EventDate "2012.10.12"]
[PlyCount "81"]

1.Nf3 Nf6 2.g3 d5 3.Bg2 c6 4.b3 Bg4 5.Ba3 Nbd7 6.O-O Bxf3 7.Bxf3 e5 8.Bb2 
e4 9.Bg2 Bc5 10.e3 Qe7 11.a3 Qe6 12.d3 h5 13.Nd2 h4 14.Qe2 hxg3 15.hxg3 
O-O-O 16.dxe4 Nxe4 17.Nxe4 dxe4 18.Bxg7 Rh7 19.Bb2 f5 20.Rfd1 Ne5 21.Rxd8+
Kxd8 22.Rd1+ Rd7 23.Rxd7+ Kxd7 24.Bxe5 Qxe5 25.b4 Be7 26.Bh3 Qa1+ 27.Kg2 
Qxa3 28.b5 Qc5 29.bxc6+ bxc6 30.Qh5 Ke6 31.Qg6+ Bf6 32.Qe8+ Be7 33.Qg6+ 
Bf6 34.Qg8+ Ke5 35.Qc8 Kd6 36.Bxf5 Qd5 37.Qb8+ Ke7 38.Qxa7+ Kf8 39.Qh7 Qe5
40.Bxe4 c5 41.c4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.33"]
[White "Fernandez, Maria Florencia"]
[Black "Santiago, Yago de Moura"]
[Result "1/2-1/2"]
[WhiteElo "2138"]
[BlackElo "2364"]
[ECO "D45"]
[EventDate "2012.10.12"]
[PlyCount "70"]

1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.Qc2 Nbd7 6.e3 Bd6 7.g4 h6 8.Rg1 b5 9.
cxb5 c5 10.h4 Bb7 11.g5 hxg5 12.hxg5 Ne4 13.Bd3 cxd4 14.Nxe4 dxe4 15.Bxe4 
d3 16.Qc4 Bxe4 17.Qxe4 Nc5 18.Qc6+ Kf8 19.Nd4 Rc8 20.Qf3 e5 21.g6 Qd7 22.
Nc6 e4 23.Rh1 Rxh1+ 24.Qxh1 fxg6 25.b4 Qg4 26.f3 Bg3+ 27.Kd2 exf3 28.bxc5 
f2 29.Kxd3 Qf5+ 30.Ke2 Qg4+ 31.Kd3 Qf5+ 32.Ke2 Rxc6 33.bxc6 Qg4+ 34.Kd3 
Qf5+ 35.Ke2 Qg4+ 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.34"]
[White "Kanefsck, Gustavo"]
[Black "Andrade, Roberto Luiz Costa"]
[Result "1-0"]
[WhiteElo "2358"]
[BlackElo "2187"]
[ECO "D11"]
[EventDate "2012.10.12"]
[PlyCount "72"]

1.d4 d5 2.Nf3 Nf6 3.c4 c6 4.Qc2 g6 5.e3 Bf5 6.Bd3 Bg7 7.Nc3 O-O 8.O-O Nbd7
9.e4 dxe4 10.Nxe4 Nxe4 11.Bxe4 Bxe4 12.Qxe4 Nf6 13.Qh4 Qa5 14.Re1 Rfe8 15.
Bg5 Qb4 16.b3 Qc3 17.Rad1 a5 18.Re3 Qc2 19.Rd2 Qf5 20.Re5 Qd7 21.Rde2 a4 
22.h3 axb3 23.axb3 h5 24.R5e3 Rad8 25.Bf4 Ra8 26.Bg3 Ra1+ 27.Kh2 Rd1 28.
Qg5 Bf8 29.Be5 Nh7 30.Qg3 Ra8 31.Re1 Raa1 32.Rxd1 Rxd1 33.Nh4 Bh6 34.Nxg6 
Bxe3 35.Nf4+ Kf8 36.fxe3 f6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.35"]
[White "Toth, Christian Endre"]
[Black "Toniutti, Ezio"]
[Result "1/2-1/2"]
[WhiteElo "2357"]
[BlackElo "2162"]
[ECO "D10"]
[EventDate "2012.10.12"]
[PlyCount "56"]

1.d4 d5 2.c4 c6 3.Nc3 Nf6 4.cxd5 cxd5 5.Bf4 Nc6 6.e3 a6 7.Bd3 g6 8.h3 Bg7 
9.Nf3 O-O 10.O-O b5 11.Rc1 Bb7 12.Ne5 Nd7 13.Nxc6 Bxc6 14.Na4 e5 15.dxe5 
Rc8 16.Nc5 Nxe5 17.Be2 d4 18.Bxe5 Bxe5 19.e4 Qh4 20.Nd3 Bb8 21.Bg4 Rc7 22.
Nc5 Ba8 23.Nxa6 Rxc1 24.Qxc1 h5 25.Bf3 Bxe4 26.Bxe4 Qxe4 27.Re1 Qd5 28.
Nxb8 Rxb8 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.36"]
[White "De Dovitiis, Alejo"]
[Black "Fiori, Alberto Nicolas"]
[Result "1/2-1/2"]
[WhiteElo "2348"]
[BlackElo "2159"]
[ECO "A06"]
[EventDate "2012.10.12"]
[PlyCount "198"]

1.Nf3 c5 2.b3 d5 3.e3 Nc6 4.Bb5 Qc7 5.Bb2 a6 6.Bxc6+ Qxc6 7.O-O Nf6 8.d3 
g6 9.c4 dxc4 10.bxc4 Bg7 11.Ne5 Qc7 12.Qa4+ Nd7 13.Nxd7 Bxb2 14.Nb6+ Bd7 
15.Qb3 Bxa1 16.Nxa8 Qd6 17.Nd2 Bg7 18.Ne4 Qc6 19.Nb6 Bf5 20.Ng3 Bxd3 21.
Rd1 Bc2 22.Qxc2 Qxb6 23.Qa4+ Qc6 24.Qxc6+ bxc6 25.Ne4 O-O 26.Nxc5 Rb8 27.
Kf1 Bc3 28.Rc1 Bf6 29.Nb3 Kf8 30.Ke2 Ke8 31.Kd3 h5 32.c5 Be5 33.Kc4 Bc7 
34.Rd1 a5 35.f4 a4 36.Nd4 Rb2 37.Nxc6 Rxa2 38.Kb5 a3 39.Nb4 Rb2 40.Ra1 
Rxg2 41.Kc6 Bd8 42.Rxa3 Rxh2 43.Ra8 Rb2 44.Nd5 e6 45.Nb6 h4 46.Nc4 Rg2 47.
Nd6+ Ke7 48.Ra7+ Kf8 49.Nxf7 Be7 50.Nd6 h3 51.Ra1 Re2 52.Kd7 h2 53.Rh1 Rc2
54.Kxe6 Rxc5 55.Rxh2 Rc6 56.Rh8+ Kg7 57.Kd7 Rc3 58.Re8 Bxd6 59.Kxd6 Kf7 
60.Re5 Rd3+ 61.Kc5 Kf6 62.Kc4 Ra3 63.Kd4 Ra4+ 64.Kd3 Ra3+ 65.Ke4 Ra4+ 66.
Kf3 Ra3 67.Rd5 Rb3 68.Ke4 Rb6 69.Rg5 Rb4+ 70.Kd3 Rb3+ 71.Kd4 Rb4+ 72.Kc3 
Re4 73.Kd3 Ra4 74.Rc5 Ra3+ 75.Kd4 Ra1 76.e4 Rd1+ 77.Ke3 Re1+ 78.Kd3 Rf1 
79.Rc6+ Kf7 80.Ke3 Re1+ 81.Kd4 Ra1 82.Kd5 Ra5+ 83.Rc5 Ra7 84.e5 Rd7+ 85.
Ke4 Rd1 86.Rc7+ Ke6 87.Rg7 Rg1 88.Kf3 Rf1+ 89.Ke3 Rg1 90.Kf2 Rg4 91.Kf3 
Rg1 92.Ra7 Rf1+ 93.Ke3 Rg1 94.Ra6+ Ke7 95.Kf2 Rg4 96.Kf3 Rg1 97.Ra2 Ke6 
98.Rg2 Rxg2 99.Kxg2 g5 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.37"]
[White "Fabian, Gaston"]
[Black "Arango, Andres Mauricio"]
[Result "1-0"]
[WhiteElo "2344"]
[BlackElo "2140"]
[ECO "D44"]
[EventDate "2012.10.12"]
[PlyCount "141"]

1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 e6 5.Bg5 dxc4 6.e4 b5 7.e5 h6 8.Bh4 g5 9.
Nxg5 hxg5 10.Bxg5 Nbd7 11.g3 Qb6 12.exf6 Bb7 13.Bg2 c5 14.d5 O-O-O 15.O-O 
b4 16.Na4 Qa6 17.a3 Bxd5 18.Bxd5 Ne5 19.axb4 Rxd5 20.Qe2 cxb4 21.Nc3 Qc6 
22.Bf4 Nd3 23.Nxd5 Qxd5 24.Be3 Bc5 25.Ra5 Qe4 26.Rxc5+ Nxc5 27.Rc1 Nd3 28.
Qc2 c3 29.Rd1 Nc5 30.Qxe4 Nxe4 31.f3 Nxf6 32.bxc3 bxc3 33.Bxa7 Nd5 34.Bd4 
Rg8 35.Rc1 Kd7 36.Bxc3 Rb8 37.Be5 Rb3 38.f4 Rd3 39.Ba1 Rd2 40.Bc3 Rd3 41.
Be1 Ke7 42.Ra1 Kf6 43.Bf2 Kg6 44.Ra2 Nc3 45.Rc2 Ne4 46.Kg2 Nxf2 47.Rxf2 
Rb3 48.g4 Ra3 49.Rf3 Ra1 50.Re3 Rb1 51.h4 Rb4 52.Kg3 Rb1 53.h5+ Kh6 54.Kh4
Rh1+ 55.Rh3 Rf1 56.g5+ Kh7 57.Kg4 Rg1+ 58.Kf3 Re1 59.Rh2 Rb1 60.Ke4 Rb4+ 
61.Ke5 Rb5+ 62.Kd6 Rf5 63.Rh4 Kg7 64.Ke7 e5 65.h6+ Kh7 66.fxe5 Rxe5+ 67.
Kf6 Rb5 68.Re4 Kg8 69.Re8+ Kh7 70.Rf8 Rxg5 71.Kxg5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.38"]
[White "Gemy, Jose Daniel"]
[Black "Leon Calderon, Jonathan"]
[Result "1-0"]
[WhiteElo "2333"]
[BlackElo "2139"]
[ECO "A00"]
[EventDate "2012.10.12"]
[PlyCount "0"]

1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.39"]
[White "Fiora, Emilio"]
[Black "Leiva, Giuseppe"]
[Result "1/2-1/2"]
[WhiteElo "1954"]
[BlackElo "2321"]
[ECO "B86"]
[EventDate "2012.10.12"]
[PlyCount "119"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bc4 e6 7.Bb3 Nbd7 8.O-O 
Nc5 9.Qf3 Qc7 10.Bg5 Be7 11.Rad1 O-O 12.Rfe1 b5 13.Qe2 b4 14.Na4 Ncxe4 15.
Bxf6 Nxf6 16.Nf5 Re8 17.Nxe7+ Rxe7 18.Qd2 Rd7 19.Qxb4 Rb8 20.Qd4 Qa5 21.c4
Rd8 22.Re5 Qc7 23.Rg5 h6 24.Rg3 e5 25.Qh4 Kf8 26.Nc3 Be6 27.Ne4 Nxe4 28.
Qxe4 f5 29.Qe2 a5 30.Rc3 Qc5 31.h3 g6 32.Qd2 Kg7 33.Qc1 Rb7 34.Ba4 g5 35.
Bb5 Bf7 36.a4 e4 37.Qd2 Re7 38.Rg3 Ra7 39.Rxg5+ Bg6 40.Rg3 Qe5 41.Qd4 Qxd4
42.Rxd4 Kf6 43.Rc3 Raa8 44.f3 Rac8 45.g4 Rc5 46.Kf2 Ke5 47.Rd1 fxg4 48.
hxg4 d5 49.fxe4 Rf8+ 50.Ke2 Bxe4 51.Rh3 Rf6 52.Ke3 Kd6 53.Kd4 Rc8 54.cxd5 
Bf3 55.Rf1 Rcf8 56.Rg3 Bxd5 57.Rf5 Be6 58.Rxf6 Rxf6 59.g5 Rg6 60.Rc3 
1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.40"]
[White "Abdalla, Luiz Guilherme Aurelli"]
[Black "Bianchi, Augusto"]
[Result "1-0"]
[WhiteElo "2316"]
[BlackElo "1903"]
[ECO "A58"]
[EventDate "2012.10.12"]
[PlyCount "83"]

1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.bxa6 Bxa6 6.Nc3 d6 7.Nf3 g6 8.g3 Bg7 
9.Bg2 Nfd7 10.O-O Nb6 11.Nd2 N8d7 12.Re1 O-O 13.Qc2 Ra7 14.b3 e5 15.e4 f5 
16.a4 fxe4 17.Ndxe4 Nf6 18.Bg5 Qb8 19.Bxf6 Bxf6 20.Bh3 Bc8 21.Bxc8 Nxc8 
22.Nb5 Raf7 23.Re2 Bd8 24.Qd2 Kg7 25.Kg2 h6 26.Rb1 Rd7 27.Qc3 Qa8 28.Rd1 
Ba5 29.Qb2 g5 30.Nbxd6 Rxd6 31.Nxd6 Nxd6 32.Rxe5 Kg8 33.Qc2 Rf6 34.Qxc5 
Nf7 35.Re2 Bb6 36.Qc3 Qd8 37.b4 g4 38.a5 Bc7 39.Qd4 h5 40.Rde1 Kg7 41.Re4 
Qd7 42.Re7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.41"]
[White "Freitas, Rames Fialho de"]
[Black "Estrada Nieto, Julian"]
[Result "0-1"]
[BlackElo "2310"]
[ECO "A01"]
[EventDate "2012.10.12"]
[PlyCount "68"]

1.b3 d5 2.Bb2 Bg4 3.h3 Bh5 4.d3 f6 5.Nd2 e5 6.Ngf3 Bd6 7.e4 c6 8.Be2 Ne7 
9.Nh4 Bf7 10.c3 Nd7 11.Qc2 Qb6 12.Nhf3 Ng6 13.g3 Be6 14.Nf1 a5 15.Ne3 a4 
16.c4 d4 17.Nf5 Bxf5 18.exf5 Ne7 19.g4 axb3 20.Qxb3 Qa5+ 21.Kf1 Nc5 22.Qc2
O-O 23.Nd2 g6 24.Ne4 Qc7 25.Nxc5 Bxc5 26.fxg6 Nxg6 27.Bc1 Nh4 28.Qd2 Ba3 
29.Bxa3 Rxa3 30.Qh6 Ng6 31.Rg1 Rfa8 32.Bf3 Rxa2 33.Rxa2 Rxa2 34.Rg3 Qa5 
0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.42"]
[White "Pichot, Alan"]
[Black "Elias, Roberto"]
[Result "1-0"]
[WhiteElo "2300"]
[BlackElo "1885"]
[ECO "B32"]
[EventDate "2012.10.12"]
[PlyCount "49"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 e5 5.Nb5 d6 6.c4 Be7 7.N1c3 a6 8.Na3 
Nf6 9.Bd3 O-O 10.O-O Nd7 11.Nc2 Rb8 12.b4 b5 13.cxb5 axb5 14.Nxb5 Ba6 15.
Nxd6 Bxd3 16.Qxd3 Nxb4 17.Nxb4 Rxb4 18.Nf5 Rb6 19.Nxe7+ Qxe7 20.Ba3 Nc5 
21.Qd5 Rc8 22.Rfc1 Rbc6 23.Rab1 Qa7 24.Rxc5 Rxc5 25.Bxc5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.43"]
[White "Lescano, Ramon"]
[Black "Nina Campos, Miguel Angel"]
[Result "0-1"]
[BlackElo "2298"]
[ECO "E98"]
[EventDate "2012.10.12"]
[PlyCount "64"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 
9.Ne1 Nd7 10.Rb1 f5 11.b4 Nf6 12.f3 f4 13.c5 g5 14.Nd3 h5 15.Nf2 Kh7 16.a4
Neg8 17.Ba3 Nh6 18.h3 Rg8 19.Nd3 g4 20.hxg4 hxg4 21.fxg4 Nfxg4 22.Qe1 Ne3 
23.Bc1 Nxf1 24.Qxf1 Bf6 25.Rb3 Bh4 26.Nxf4 exf4 27.Bxf4 Bh3 28.Bf3 Qf6 29.
Ne2 Raf8 30.Kh1 Bg4 31.Qb1 Qg6 32.Bxg4 Qxg4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.44"]
[White "Cortes Orihuela, Javier"]
[Black "Shabalov, Alexander"]
[Result "0-1"]
[WhiteElo "1948"]
[BlackElo "2570"]
[ECO "A37"]
[EventDate "2012.10.12"]
[PlyCount "72"]

1.Nf3 c5 2.g3 g6 3.Bg2 Bg7 4.O-O Nc6 5.d3 d6 6.c4 e5 7.Nc3 Nge7 8.Bg5 f6 
9.Be3 O-O 10.a3 Bg4 11.Rb1 Rc8 12.Ne1 h6 13.b4 b6 14.bxc5 dxc5 15.Nc2 Kh7 
16.Bd2 Qd7 17.Ne3 Bh3 18.Qa4 Bxg2 19.Kxg2 f5 20.Ned5 Rf7 21.f3 Rcf8 22.Qb5
Nc8 23.a4 Nd6 24.Qb2 e4 25.f4 Re8 26.Rfe1 Qb7 27.Qb3 Re6 28.dxe4 Na5 29.
Qa2 Ndxc4 30.Rec1 Rxe4 31.Kf1 Bxc3 32.Nxc3 Rd4 33.Rc2 Qh1+ 34.Kf2 Qxh2+ 
35.Kf3 g5 36.fxg5 Ne5+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.45"]
[White "Slipak, Sergio"]
[Black "Jorquera Alfaro, Mauricio"]
[Result "1-0"]
[WhiteElo "2447"]
[BlackElo "2036"]
[ECO "D37"]
[EventDate "2012.10.12"]
[PlyCount "139"]

1.d4 Nf6 2.Nf3 e6 3.c4 Be7 4.Nc3 d5 5.Bf4 c6 6.e3 Nbd7 7.h3 O-O 8.Qc2 Re8 
9.Rd1 Qa5 10.a3 h6 11.Bd3 dxc4 12.Bxc4 b5 13.Bd3 Bb7 14.O-O a6 15.b4 Qb6 
16.e4 a5 17.Qb2 axb4 18.axb4 Qa7 19.e5 Nd5 20.Nxd5 exd5 21.Ra1 Qb6 22.Qd2 
Nf8 23.Nh2 Rxa1 24.Rxa1 Ne6 25.Be3 Bg5 26.Bc2 Bxe3 27.fxe3 Ng5 28.h4 Ne4 
29.Bxe4 dxe4 30.Qc2 Qd8 31.Qxe4 Qe7 32.Ra7 Ra8 33.Rxa8+ Bxa8 34.Qb1 Qxh4 
35.Qa2 Qd8 36.Qa7 Qe8 37.Nf3 Kh7 38.Nd2 c5 39.bxc5 b4 40.e4 b3 41.Qa3 Qb5 
42.Qxb3 Qe2 43.Nf3 Bxe4 44.Qxf7 Qd1+ 45.Kh2 Bxf3 46.gxf3 Qe2+ 47.Kg3 Qe1+ 
48.Kg4 Qg1+ 49.Kf5 Qxd4 50.Qg6+ Kg8 51.Qd6 Qh4 52.c6 Qh3+ 53.Ke4 Qh4+ 54.
Kd5 Qf4 55.Qd8+ Kh7 56.c7 Qxf3+ 57.Kd6 Qa3+ 58.Ke6 Qh3+ 59.Ke7 Qh4+ 60.Kd7
Qd4+ 61.Kc8 Qxe5 62.Qd3+ Kg8 63.Kd7 Kf7 64.Qc4+ Kf6 65.Qc6+ Kf7 66.Qf3+ 
Kg6 67.c8=Q Qb5+ 68.Ke6 Qb6+ 69.Kd5 Qb5+ 70.Qc5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.46"]
[White "Roselli Mailhe, Bernardo"]
[Black "Monteiro, Marcos Paul de Souza"]
[Result "1-0"]
[WhiteElo "2430"]
[BlackElo "2040"]
[ECO "D11"]
[EventDate "2012.10.12"]
[PlyCount "49"]

1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.e3 dxc4 5.Bxc4 Bf5 6.Qb3 e6 7.Qxb7 Nbd7 8.Nc3 
Rb8 9.Qxc6 Rb6 10.Qa4 Rb4 11.Qa6 Be7 12.Bb3 Qb8 13.Qe2 O-O 14.O-O e5 15.e4
exd4 16.exf5 dxc3 17.Qxe7 Re8 18.Bxf7+ Kh8 19.Bxe8 Re4 20.Qf7 Rxe8 21.bxc3
Ne5 22.Nxe5 Qxe5 23.h3 h6 24.Be3 Qxc3 25.Rad1 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.47"]
[White "Rosito, Jorge"]
[Black "Argote Heredia, Valentina"]
[Result "1-0"]
[WhiteElo "2387"]
[BlackElo "1856"]
[ECO "B84"]
[EventDate "2012.10.12"]
[PlyCount "55"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be3 e6 7.Be2 Nbd7 8.f4 b5
9.Bf3 Bb7 10.e5 Bxf3 11.Qxf3 dxe5 12.Nc6 Qc8 13.fxe5 b4 14.exf6 bxc3 15.
fxg7 Bxg7 16.O-O Rf8 17.bxc3 a5 18.Na7 Ne5 19.Qe4 Rxa7 20.Bxa7 Qxc3 21.
Rad1 Qc7 22.Qa4+ Ke7 23.Qa3+ Ke8 24.Bc5 Rg8 25.Kh1 Qc6 26.Rd6 Qb5 27.Rfd1 
Bf6 28.Rb6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.48"]
[White "Chiari, Arthur Gontijo"]
[Black "Martinez Romero, Martin"]
[Result "0-1"]
[WhiteElo "2098"]
[BlackElo "2368"]
[ECO "B90"]
[EventDate "2012.10.12"]
[PlyCount "76"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Qf3 e6 7.g4 Nc6 8.Nxc6 
bxc6 9.g5 Nd7 10.Bf4 Ne5 11.Qg3 Ng6 12.Be3 d5 13.h4 Bd6 14.f4 Qc7 15.Ne2 
dxe4 16.Bg2 e5 17.O-O exf4 18.Nxf4 O-O 19.h5 Nxf4 20.Bxf4 Bxf4 21.Qxf4 
Qxf4 22.Rxf4 Rb8 23.Bxe4 Rxb2 24.a4 Be6 25.Ra3 c5 26.Bd3 Rb4 27.Rf2 a5 28.
Rg2 Rd8 29.g6 hxg6 30.hxg6 fxg6 31.Rxg6 Kf7 32.Rg5 Rd5 33.Rxd5 Bxd5 34.Bb5
Rg4+ 35.Kf1 Re4 36.Kg1 g5 37.Rc3 c4 38.Rg3 g4 {Ilegible} 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.49"]
[White "Arias, Juan Cruz"]
[Black "Fulgenzi, Ernesto"]
[Result "1/2-1/2"]
[WhiteElo "1899"]
[BlackElo "2344"]
[ECO "B26"]
[EventDate "2012.10.12"]
[PlyCount "35"]

1.e4 g6 2.Nc3 Bg7 3.g3 c5 4.Bg2 Nc6 5.d3 e6 6.Be3 d6 7.Qd2 h6 8.Nge2 Nd4 
9.Rd1 Ne7 10.b4 e5 11.bxc5 dxc5 12.O-O b6 13.f4 exf4 14.Nxf4 O-O 15.Nfd5 
Nxd5 16.Nxd5 h5 17.e5 Bh3 18.Bg5 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.50"]
[White "Hernandez Amura, Gilberto"]
[Black "Reis, Renan do Carmo"]
[Result "1/2-1/2"]
[WhiteElo "1851"]
[BlackElo "2306"]
[ECO "C77"]
[EventDate "2012.10.12"]
[PlyCount "149"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.d3 b5 6.Bb3 Bc5 7.Nc3 d6 8.Bg5 h6 
9.Bxf6 Qxf6 10.Nd5 Qd8 11.c3 O-O 12.Qd2 Be6 13.O-O Kh8 14.d4 Ba7 15.dxe5 
dxe5 16.h3 f5 17.exf5 Bxf5 18.Rae1 e4 19.Nd4 Bxd4 20.cxd4 Be6 21.Nf4 Bxb3 
22.axb3 Nxd4 23.Qe3 Qd6 24.Ng6+ Qxg6 25.Qxd4 Rae8 26.Re3 Rf6 27.Rfe1 Rd6 
28.Qc3 c6 29.Qc2 Rd3 30.f3 Red8 31.Rxe4 Rxf3 32.Re8+ Rxe8 33.Qxg6 Rxe1+ 
34.Kh2 Rf6 35.Qg4 Ree6 36.h4 Kg8 37.Qd1 Rd6 38.Qe1 Rfe6 39.Qg3 Rd2 40.Qb8+
Kh7 41.Qf4 Rde2 42.Kh3 Rf6 43.Qd4 Rfe6 44.Qf4 R2e4 45.Qf5+ Kg8 46.g3 R4e5 
47.Qd3 Rd5 48.Qf3 h5 49.Qf4 Rde5 50.Qd4 Re3 51.Qd8+ Kh7 52.Qd1 Kg6 53.Qc2+
Kf6 54.Qd1 g6 55.Qd8+ Kf5 56.Qd4 g5 57.Qc5+ R3e5 58.Qf8+ Rf6 59.Qc8+ Ke4 
60.hxg5 Rxg5 61.Qe8+ Kf3 62.Kh4 Rg4+ 63.Kxh5 Rxg3 64.Qd7 Rfg6 65.Qd3+ Kf2 
66.Qd2+ Kf1 67.Qd1+ Kg2 68.Qe2+ Kg1 69.Qe1+ Kh2 70.Qf2+ Kh3 71.Qf1+ Rg2 
72.Qh1+ Rh2 73.Qf3+ Rg3 74.Qf1+ Rhg2 75.Qh1+ 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.51"]
[White "Baquero, Yuri Paola"]
[Black "Teixeira, Ricardo da Silva"]
[Result "0-1"]
[WhiteElo "1780"]
[BlackElo "2276"]
[ECO "A96"]
[EventDate "2012.10.12"]
[PlyCount "96"]

1.d4 e6 2.c4 f5 3.g3 Nf6 4.Bg2 Be7 5.Nf3 O-O 6.O-O d6 7.Nc3 Ne4 8.Qc2 Nxc3
9.Qxc3 a5 10.Be3 Bf6 11.Qd2 Nd7 12.Bg5 Qe8 13.Rfe1 h6 14.Bxf6 Nxf6 15.Qc2 
e5 16.d5 b6 17.e3 Qh5 18.h4 g5 19.Qd1 Bd7 20.Rc1 Rae8 21.b3 Re7 22.hxg5 
hxg5 23.Nd2 Ng4 24.Nf1 Rh7 25.f3 Nf6 26.Kf2 e4 27.Nd2 exf3 28.Qxf3 Ne4+ 
29.Ke2 Nxg3+ 30.Kd3 Qxf3 31.Nxf3 Ne4 32.Kc2 Kg7 33.Rh1 Rfh8 34.Rxh7+ Rxh7 
35.Rh1 Rxh1 36.Bxh1 Kf6 37.Nd4 Ng3 38.Bg2 g4 39.Kd2 Ke5 40.Ne2 Nxe2 41.
Kxe2 f4 42.exf4+ Kxf4 43.Kf2 Bf5 44.a3 Bc2 45.b4 axb4 46.axb4 Bd3 47.Bf1 
Bxf1 48.Kxf1 Ke3 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.52"]
[White "Barea, Luis"]
[Black "Santopietro, Gerardo"]
[Result "1/2-1/2"]
[WhiteElo "2245"]
[BlackElo "2006"]
[ECO "D35"]
[EventDate "2012.10.12"]
[PlyCount "75"]

1.d4 d5 2.c4 e6 3.Nf3 Nf6 4.Nc3 c6 5.Bg5 Nbd7 6.cxd5 exd5 7.e3 Be7 8.Bd3 
Ne4 9.Bxe7 Qxe7 10.Qc2 Ng5 11.Nxg5 Qxg5 12.h4 Qxg2 13.O-O-O Qf3 14.e4 dxe4
15.Nxe4 Qf4+ 16.Kb1 Nf6 17.Ng5 Be6 18.Nxe6 fxe6 19.Qb3 O-O-O 20.Qxe6+ Kb8 
21.Qe5+ Qxe5 22.dxe5 Ng4 23.Bf5 Nxe5 24.Rxd8+ Rxd8 25.Bxh7 Rd2 26.f4 Nc4 
27.b3 Na3+ 28.Ka1 Rf2 29.Rg1 Nb5 30.Rxg7 Nc3 31.Bb1 Rf1 32.Kb2 Nxb1 33.h5 
Rxf4 34.h6 Rh4 35.h7 Nd2 36.Rg8+ Kc7 37.h8=Q Rxh8 38.Rxh8 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.53"]
[White "Rodriguez, Carolina"]
[Black "Rioseco Pinochet, Fernan"]
[Result "0-1"]
[WhiteElo "1776"]
[BlackElo "2236"]
[ECO "B56"]
[EventDate "2012.10.12"]
[PlyCount "64"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.g3 Qb6 7.Nb3 g6 8.Bg2 
Bg7 9.O-O O-O 10.Be3 Qc7 11.Nb5 Qb8 12.h3 Bd7 13.N5d4 Ne5 14.f4 Nc4 15.Bc1
Qc7 16.c3 e5 17.fxe5 dxe5 18.Nc2 Bb5 19.Rf2 a5 20.Nd2 Rad8 21.Qe1 Nh5 22.
Kh2 f5 23.Nxc4 Bxc4 24.exf5 gxf5 25.Bf3 Nxg3 26.Kxg3 e4+ 27.Bf4 Be5 28.Be2
Bxf4+ 29.Rxf4 Kh8 30.Qf2 Bxe2 31.Nd4 Rg8+ 32.Kh2 Qxf4+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.54"]
[White "Batista, Gerson Peres"]
[Black "Etchevest, Marcelo"]
[Result "1-0"]
[WhiteElo "2233"]
[BlackElo "1744"]
[ECO "B22"]
[EventDate "2012.10.12"]
[PlyCount "67"]

1.e4 c5 2.c3 Nf6 3.e5 Nd5 4.d4 cxd4 5.Nf3 Nc6 6.cxd4 d6 7.Bc4 dxe5 8.Nxe5 
e6 9.O-O Be7 10.Bb5 Bd7 11.Nxd7 Qxd7 12.Nc3 O-O 13.Qf3 Rfd8 14.Rd1 Rac8 
15.Be3 a6 16.Bd3 Ncb4 17.Nxd5 Nxd5 18.a3 Nf6 19.Rac1 Qd5 20.Qe2 Bd6 21.h3 
Bb8 22.Rc5 Qd6 23.g3 Ba7 24.Bf4 Qd7 25.Rxc8 Rxc8 26.Be5 Qe7 27.Qf3 Nd5 28.
Be4 f6 29.Bf4 Nxf4 30.Qxf4 Bxd4 31.Rxd4 e5 32.Bd5+ Kf8 33.Qg4 Rc2 34.Rc4 
1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.55"]
[White "Contreras Rodriguez, Henry"]
[Black "Bidigaray, Marcio"]
[Result "1-0"]
[WhiteElo "2220"]
[BlackElo "1715"]
[ECO "C51"]
[EventDate "2012.10.12"]
[PlyCount "51"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Be7 6.Qb3 Na5 7.Bxf7+ Kf8 8.Qa4
d6 9.Bxg8 Rxg8 10.Qxa5 b6 11.Qa4 Bd7 12.Qb3 Qe8 13.d3 Qg6 14.O-O Bg4 15.
Nbd2 Bh3 16.Ne1 Bh4 17.d4 Ke7 18.c4 Rgf8 19.Qxh3 Bf6 20.Nd3 a5 21.f4 exf4 
22.Nf3 Kd8 23.Nxf4 Qxe4 24.Ne6+ Ke7 25.Re1 Bxd4+ 26.Nexd4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.56"]
[White "Pardo Agudelo, Alejandro"]
[Black "Romero Kries, Mario Andres"]
[Result "1-0"]
[WhiteElo "2181"]
[BlackElo "1645"]
[ECO "C88"]
[EventDate "2012.10.12"]
[PlyCount "71"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 b5 5.Bb3 Nf6 6.O-O Be7 7.Re1 d6 8.c3 Na5 
9.Bc2 c5 10.d4 Qc7 11.a4 O-O 12.axb5 c4 13.bxa6 Bxa6 14.d5 Rfb8 15.Nbd2 
Qc5 16.h3 Bd8 17.Nf1 Qb6 18.Ra2 Nd7 19.Be3 Nc5 20.Ng3 Qc7 21.Qe2 Ncb3 22.
Ng5 h6 23.Nf3 Bf6 24.Nh2 Bc8 25.Ng4 Qe7 26.Ra4 Bd7 27.Rb4 Qd8 28.Bxb3 cxb3
29.Nxf6+ Qxf6 30.Bb6 Nb7 31.Bc7 Bc8 32.Bxb8 Rxb8 33.Ra1 Qe7 34.Qc4 Qd7 35.
Ra7 Kh8 36.Qc6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.57"]
[White "Arcos Facio, Mateo"]
[Black "Perez Velazco, Daniela"]
[Result "1-0"]
[WhiteElo "2174"]
[BlackElo "1465"]
[ECO "B78"]
[EventDate "2012.10.12"]
[PlyCount "49"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 Nc6 8.Qd2 
O-O 9.Bc4 Bd7 10.O-O-O Rc8 11.Bb3 Ne5 12.Kb1 Re8 13.h4 h5 14.g4 hxg4 15.h5
Nxh5 16.Rdg1 Nf6 17.Bh6 Bh8 18.f4 Nc6 19.Nde2 Qa5 20.f5 Nxe4 21.Nxe4 Qxd2 
22.fxg6 Qxh6 23.Rxh6 Kg7 24.Rgh1 f5 25.Rh7+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.58"]
[White "Maggiori, Luciano"]
[Black "Avila, Pedro Andres"]
[Result "1-0"]
[WhiteElo "1700"]
[BlackElo "2145"]
[ECO "B25"]
[EventDate "2012.10.12"]
[PlyCount "52"]

1.e4 c5 2.Nc3 d6 3.g3 Nc6 4.Bg2 g6 5.d3 Bg7 6.f4 e6 7.Nf3 Nge7 8.O-O Rb8 
9.Be3 Nd4 10.Rb1 O-O 11.Ne2 Nxf3+ 12.Rxf3 Qa5 13.a3 b5 14.d4 Qc7 15.c3 a5 
16.Qd2 Bd7 17.g4 f5 18.gxf5 exf5 19.e5 Rfd8 20.Qc2 cxd4 21.Qb3+ Kh8 22.
Nxd4 dxe5 23.Ne6 Qc6 24.Nxd8 Rxd8 25.Rd1 Rf8 26.Rf2 e4 {Ilegible} 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.59"]
[White "Brizzi, Victor Emmanuel"]
[Black "Della Morte, German"]
[Result "1-0"]
[WhiteElo "1930"]
[BlackElo "2346"]
[ECO "B23"]
[EventDate "2012.10.12"]
[PlyCount "123"]

1.e4 c5 2.Nc3 Nc6 3.f4 g6 4.Nf3 Bg7 5.Bb5 Nd4 6.O-O Nxb5 7.Nxb5 Nf6 8.Nc3 
d5 9.d3 O-O 10.Qe2 dxe4 11.dxe4 b6 12.Rd1 Qc7 13.e5 Nh5 14.Nd5 Qb7 15.Ng5 
f6 16.exf6 exf6 17.Ne4 f5 18.Nd6 Qa6 19.c4 Bd7 20.Qf3 Rab8 21.Rd3 b5 22.
Nc7 Qa5 23.Ncxb5 Qe1+ 24.Qf1 Qxf1+ 25.Kxf1 a6 26.Nc3 Bd4 27.Nd5 Ba4 28.Be3
Bxe3 29.Rxe3 Rfd8 30.b3 Rxd6 31.bxa4 Kg7 32.Rae1 Rd7 33.Rb3 Rxb3 34.axb3 
Kf7 35.g3 Ng7 36.Ke2 Ne6 37.Kd3 a5 38.Rb1 Rb7 39.Kc3 h6 40.Rb2 g5 41.Ne3 
Kf6 42.Nd5+ Kg6 43.Rd2 Nd4 44.Rxd4 cxd4+ 45.Kxd4 Rxb3 46.c5 Kf7 47.Ke5 
gxf4 48.gxf4 Rh3 49.c6 Rxh2 50.c7 Rc2 51.Kd6 h5 52.Ne3 Rc1 53.Nxf5 h4 54.
Nxh4 Rd1+ 55.Kc6 Rc1+ 56.Kd7 Rd1+ 57.Kc8 Ra1 58.Nf3 Ke7 59.Ne5 Rb1 60.Nc6+
Ke8 61.Nd8 Rf1 62.Kb8 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.60"]
[White "Vasta, Eduardo"]
[Black "Espindola, Juan Carlos"]
[Result "0-1"]
[WhiteElo "2307"]
[BlackElo "1891"]
[ECO "B07"]
[EventDate "2012.10.12"]
[PlyCount "152"]

1.e4 d6 2.Nc3 c6 3.f4 Nf6 4.Nf3 Bg4 5.h3 Bxf3 6.Qxf3 e5 7.Bc4 b5 8.Bb3 a5 
9.a4 b4 10.Ne2 Qb6 11.d3 Nbd7 12.Be3 Qc7 13.O-O Nc5 14.Bxc5 dxc5 15.f5 h5 
16.g3 Qd6 17.c3 Rb8 18.Bc4 Be7 19.Rad1 Nd7 20.Kg2 Qh6 21.cxb4 cxb4 22.b3 
Bc5 23.d4 exd4 24.e5 Nxe5 25.Qe4 Qe3 26.Qc2 h4 27.g4 Rd8 28.Bd3 Bd6 29.Nf4
Qg3+ 30.Kh1 O-O 31.Qg2 Qxg2+ 32.Nxg2 Nxd3 33.Rxd3 Bg3 34.Rc1 Rd6 35.Rc5 
Re8 36.Rxa5 Re2 37.Rc5 Rf2 38.Kg1 Rb2 39.Rc1 Ra2 40.Rcd1 Rd5 41.R1d2 Rxd2 
42.Rxd2 Rc5 43.Kf1 Rc3 44.Rxd4 Rc1+ 45.Ke2 Rc2+ 46.Kd3 Rxg2 47.Rxb4 Bh2 
48.a5 Rg3+ 49.Ke2 Bg1 50.Kf1 Be3 51.a6 Rxh3 52.Rb7 Rg3 53.a7 Bxa7 54.Rxa7 
Rxb3 55.Ra4 f6 56.Rc4 Rg3 57.Kf2 Kh7 58.Rxc6 Rxg4 59.Kf3 Rg3+ 60.Kf4 Rg1 
61.Rc3 Rd1 62.Kg4 Rd4+ 63.Kf3 Kh6 64.Rc7 h3 65.Kg3 Rd3+ 66.Kg4 h2 67.Rc8 
Kh7 68.Rc1 Kg8 69.Rh1 Rd2 70.Kg3 Kh7 71.Kg4 Kh6 72.Kf4 Kh5 73.Ra1 g5+ 74.
fxg6 Kxg6 75.Kg4 f5+ 76.Kg3 Kg5 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.61"]
[White "Paiva, Pedro Henrique de"]
[Black "Bigoria Escobedo, Raul"]
[Result "1-0"]
[WhiteElo "2289"]
[BlackElo "1868"]
[ECO "B33"]
[EventDate "2012.10.12"]
[PlyCount "71"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Ndb5 d6 7.Bf4 e5 8.Bg5 
a6 9.Na3 b5 10.Bxf6 gxf6 11.Nd5 f5 12.exf5 Bxf5 13.c3 Bg7 14.Nc2 O-O 15.a4
bxa4 16.Nce3 Be6 17.Qxa4 Ne7 18.Bc4 a5 19.O-O Kh8 20.b4 Nxd5 21.Bxd5 Bxd5 
22.Nxd5 axb4 23.Qxa8 Qxa8 24.Rxa8 Rxa8 25.cxb4 Rb8 26.Rc1 Bf8 27.Rb1 Kg7 
28.b5 Kg6 29.b6 Rb7 30.Ra1 Bg7 31.Ra7 Rb8 32.b7 Bf6 33.Nc7 Bd8 34.Na6 Bb6 
35.Nxb8 Bxa7 36.Nc6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.62"]
[White "Lingua, Alejo"]
[Black "Alvarez, Agustin"]
[Result "1-0"]
[WhiteElo "2232"]
[BlackElo "1863"]
[ECO "A04"]
[EventDate "2012.10.12"]
[PlyCount "88"]

1.e4 c5 2.Nf3 e6 3.d3 Nc6 4.g3 g6 5.Bg2 Bg7 6.O-O Nge7 7.c3 d5 8.exd5 exd5
9.Be3 d4 10.cxd4 cxd4 11.Bf4 O-O 12.Na3 Be6 13.Qd2 Re8 14.Ng5 Nd5 15.Nxe6 
Rxe6 16.Bg5 Qd7 17.Bh3 f5 18.Bg2 Rae8 19.Qd1 Kh8 20.Qb3 Ndb4 21.Bd2 Bf8 
22.Rab1 a5 23.Nb5 Re2 24.Bf4 Ne5 25.Bxe5+ R2xe5 26.a4 b6 27.Rbc1 Bc5 28.
Na3 Qe7 29.Nc4 Re6 30.Bf3 Rc8 31.Qd1 Qe8 32.Kg2 Bf8 33.Kg1 Bh6 34.Ra1 Qe7 
35.Bg2 Qc5 36.Qf3 Re7 37.Na3 Nc2 38.Nxc2 Qxc2 39.Qd5 Qxd3 40.Qd6 Rec7 41.
Qd5 Rc2 42.Rad1 Rd2 43.Qd7 Rf8 44.Rxd2 Qxd2 {Ilegible} 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.63"]
[White "Bilbao, Guillermo"]
[Black "Mackeprang, Luis"]
[Result "0-1"]
[WhiteElo "1890"]
[BlackElo "2145"]
[ECO "B90"]
[EventDate "2012.10.12"]
[PlyCount "74"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.f3 e6 7.Bg5 Be7 8.Qd2 Qc7
9.O-O-O Nbd7 10.g4 b5 11.Bxf6 Nxf6 12.g5 Nd7 13.Bh3 b4 14.Nce2 Nc5 15.Kb1 
Rb8 16.Nb3 O-O 17.Ng3 Rd8 18.Qe3 Bb7 19.Nxc5 Qxc5 20.Qxc5 dxc5 21.f4 Bd6 
22.Rdf1 Bc7 23.Rf2 c4 24.Kc1 Rd4 25.Rd1 Rbd8 26.Rxd4 Rxd4 27.Bg2 c3 28.b3 
Rd2 29.Rxd2 Bxf4 30.Kd1 Bxd2 31.h4 h6 32.gxh6 gxh6 33.Ke2 a5 34.Kd3 Be1 
35.Nf1 Ba6+ 36.Kd4 Bf2+ 37.Ke5 Bd3 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.64"]
[White "Fiori, Hector"]
[Black "Villegas, Franco"]
[Result "1-0"]
[WhiteElo "2125"]
[BlackElo "1852"]
[ECO "C12"]
[EventDate "2012.10.12"]
[PlyCount "107"]

1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Bb4 5.e5 h6 6.Bd2 Bxc3 7.bxc3 Ne4 8.Qg4 g6
9.Bd3 Nxd2 10.Kxd2 c5 11.h4 Nc6 12.Nf3 Qa5 13.Qf4 cxd4 14.Nxd4 Nxd4 15.
Qxd4 b6 16.h5 g5 17.Rh3 Ba6 18.Rf3 Rc8 19.Rf6 Bxd3 20.cxd3 Ke7 21.a4 Rc7 
22.Ra3 Kf8 23.Rb3 Qc5 24.Qxc5+ Rxc5 25.Rb5 Kg7 26.f4 gxf4 27.Rxf4 Rhc8 28.
Rg4+ Kh7 29.Rxc5 bxc5 30.Kc2 a5 31.Rf4 Kg7 32.g4 Rf8 33.Rf6 Rg8 34.Kd2 Rh8
35.Rf1 Rb8 36.Kc2 Rb7 37.Rf6 Kh7 38.Rf4 Kg7 39.Rf2 Kh7 40.Rg2 Rb8 41.Rf2 
Kg7 42.Rf1 d4 43.Rf4 dxc3 44.Rc4 Rb4 45.Kxc3 f5 46.gxf5 exf5 47.Rxc5 Rxa4 
48.Rc7+ Kg8 49.e6 Ra1 50.Kd2 Kf8 51.d4 Ra2+ 52.Ke3 Ra3+ 53.Kf4 Rd3 54.Ke5 
1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.65"]
[White "Freitas, Julio Eimard de"]
[Black "Martinez De Negri, Gonzalo"]
[Result "0-1"]
[WhiteElo "1882"]
[BlackElo "2123"]
[ECO "A48"]
[EventDate "2012.10.12"]
[PlyCount "58"]

1.d4 Nf6 2.Nf3 g6 3.b3 Bg7 4.Bb2 O-O 5.e3 d5 6.Be2 Ne4 7.Nbd2 c5 8.O-O Nc6
9.h3 Qa5 10.Nxe4 dxe4 11.Nd2 cxd4 12.Bxd4 Nxd4 13.exd4 Bxd4 14.Nxe4 Bxa1 
15.Qxa1 Bf5 16.Bd3 h5 17.Qc1 Bxe4 18.Bxe4 Rab8 19.Qh6 Qe5 20.Bxg6 fxg6 21.
Qxg6+ Qg7 22.Qxh5 e5 23.Re1 Rf6 24.Qd1 Rbf8 25.Re4 Rg6 26.Qd5+ Qf7 27.Qd2 
Rxg2+ 28.Kxg2 Qf3+ 29.Kg1 Qxe4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.66"]
[White "Ferreira, Kleber Victor"]
[Black "Speranza, Mariano"]
[Result "0-1"]
[WhiteElo "2121"]
[BlackElo "1851"]
[ECO "C26"]
[EventDate "2012.10.12"]
[PlyCount "66"]

1.e4 e5 2.Nc3 Nf6 3.Bc4 Be7 4.d3 d6 5.f4 Nbd7 6.Nf3 O-O 7.O-O c6 8.Bb3 Qc7
9.Kh1 Nc5 10.Qe1 a5 11.d4 exd4 12.Nxd4 Nxb3 13.axb3 Re8 14.Qg3 Bf8 15.Re1 
Bd7 16.Bd2 b5 17.Qf3 b4 18.Nd1 c5 19.e5 dxe5 20.fxe5 Ng4 21.Nf5 Nxe5 22.
Qf4 Bxf5 23.Qxf5 Ra6 24.Ne3 Rae6 25.Qf2 Bd6 26.Rf1 Ng6 27.h3 Qb7 28.Rxa5 
Nf4 29.Nc4 Nxh3 30.Qf3 Qxf3 31.gxf3 Bb8 32.Rxc5 Re2 33.Rb5 Rh2# 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.67"]
[White "Curotto, Nicolas"]
[Black "Restuccia, Francisco"]
[Result "0-1"]
[WhiteElo "1859"]
[BlackElo "2118"]
[ECO "B29"]
[EventDate "2012.10.12"]
[PlyCount "133"]

1.e4 c5 2.Nf3 Nf6 3.Nc3 d5 4.exd5 Nxd5 5.Bb5+ Bd7 6.Bxd7+ Qxd7 7.Nxd5 Qxd5
8.O-O Nc6 9.d3 e6 10.Re1 Be7 11.Qe2 Nd4 12.Nxd4 cxd4 13.Qe4 Qxe4 14.Rxe4 
Bf6 15.Bd2 Rc8 16.Rc1 Rc6 17.c3 dxc3 18.bxc3 Kd7 19.Rb4 Kc8 20.d4 Rd8 21.
Rcb1 b6 22.a4 e5 23.Be3 Rxc3 24.dxe5 Bxe5 25.a5 bxa5 26.Rb5 Bc7 27.Bxa7 
Rcd3 28.g3 Rd1+ 29.Kg2 Rxb1 30.Rxb1 Rd6 31.Bc5 Rc6 32.Bd4 f6 33.Kf3 Ra6 
34.Ke4 a4 35.Ra1 a3 36.Ra2 Bd6 37.Kd5 Kd7 38.h4 Ra5+ 39.Kc4 Kc6 40.Bc3 Ra8
41.Bd2 Ra4+ 42.Kb3 Kb5 43.Bc3 Bc5 44.Be1 Rd4 45.Rc2 Rd3+ 46.Ka2 Bd4 47.f4 
Rd1 48.Bc3 Bc5 49.g4 Rf1 50.Bd2 Rf2 51.Kb3 Bb4 52.Bc1 Rxc2 53.Kxc2 Kc4 54.
g5 f5 55.h5 g6 56.h6 Kd4 57.Kb3 Bd6 58.Bd2 Ke4 59.Bc3 Kxf4 60.Bf6 Kg4 61.
Kc2 f4 62.Kd1 Kf5 63.Kc2 f3 64.Bd4 Kxg5 65.Be3+ Bf4 66.Bf2 Kxh6 67.Kb3 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.68"]
[White "Benedetti, Julio"]
[Black "Brizzi, Milagros Tatiana"]
[Result "1-0"]
[WhiteElo "2117"]
[BlackElo "1839"]
[ECO "B22"]
[EventDate "2012.10.12"]
[PlyCount "89"]

1.e4 c5 2.c3 e6 3.Nf3 Nf6 4.e5 Nd5 5.d4 cxd4 6.Qxd4 Nc6 7.Qg4 f5 8.Qg3 Qc7
9.Na3 f4 10.Bxf4 Bxa3 11.bxa3 Nxf4 12.Qxf4 Qa5 13.Rc1 Rf8 14.Qe3 b6 15.Bd3
Ba6 16.O-O Bxd3 17.Qxd3 Nxe5 18.Nxe5 Qxe5 19.Qxh7 O-O-O 20.Qd3 Rh8 21.h3 
g5 22.c4 d6 23.Rfe1 Qf4 24.Rcd1 e5 25.Qd5 Kb8 26.a4 Rhf8 27.Rd2 Kc7 28.a5 
Qf7 29.Qd3 Qf6 30.a4 Ra8 31.Re3 bxa5 32.Qd5 Rfb8 33.Qxa5+ Rb6 34.c5 dxc5 
35.Qxc5+ Rc6 36.Qa5+ Kb7 37.Rxe5 Rc1+ 38.Kh2 Rac8 39.Rd7+ R8c7 40.Qd5+ Rc6
41.Rxc7+ Kxc7 42.Rf5 Qb2 43.Rf7+ Kb6 44.Qxg5 a5 45.Qd8+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.69"]
[White "Saitta, Jorge"]
[Black "San Martin Basualto, Epiro"]
[Result "0-1"]
[WhiteElo "1847"]
[BlackElo "2114"]
[ECO "C02"]
[EventDate "2012.10.12"]
[PlyCount "80"]

1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Nc6 5.Nf3 Bd7 6.Be2 f6 7.O-O fxe5 8.Nxe5 Nxe5
9.dxe5 Qc7 10.f4 Ne7 11.Na3 a6 12.c4 d4 13.Bd3 g6 14.Bd2 O-O-O 15.b4 cxb4 
16.Bxb4 Nf5 17.Qd2 Bxb4 18.Qxb4 Ne3 19.Rf2 g5 20.c5 gxf4 21.Qxd4 Bc6 22.
Qc3 Qd7 23.Bf1 Qd4 24.Qxd4 Rxd4 25.Rc1 Rhd8 26.Nc4 Rd1 27.Rxd1 Rxd1 28.
Nd6+ Kc7 29.Rxf4 Bxg2 30.Kf2 Rxf1+ 31.Kxe3 Rxf4 32.Kxf4 Kc6 33.Ne8 Kxc5 
34.Nf6 h6 35.Ng4 h5 36.Nf6 h4 37.Kg4 h3 38.Kf4 b5 39.Ng4 a5 40.Ne3 b4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.70"]
[White "Salvatti, Diego"]
[Black "Figar, Nicolas"]
[Result "1-0"]
[WhiteElo "2112"]
[BlackElo "1802"]
[ECO "A05"]
[EventDate "2012.10.12"]
[PlyCount "107"]

1.Nf3 Nf6 2.b4 a5 3.b5 d6 4.Bb2 e5 5.a4 Nbd7 6.e3 g6 7.d4 e4 8.Nfd2 Bg7 9.
Be2 Qe7 10.c4 O-O 11.O-O b6 12.Nb3 Bb7 13.Qc2 Ne8 14.Nc3 f5 15.Nd5 Bxd5 
16.cxd5 Ndf6 17.Nd2 Bh6 18.g3 Ng7 19.Bc1 Rae8 20.Ra3 Ng4 21.h3 Nf6 22.Re1 
f4 23.exf4 Nf5 24.Qc4 e3 25.Nf1 exf2+ 26.Kxf2 Bg7 27.Bb2 Rf7 28.Raa1 Qd7 
29.Bf3 Rfe7 30.Bc3 Rxe1 31.Rxe1 Rxe1 32.Kxe1 Kf7 33.Qe2 Qe7 34.Qxe7+ Kxe7 
35.Kd2 Nh5 36.Bxh5 gxh5 37.Kd3 Bf6 38.Ke4 Ng7 39.Ne3 Kf7 40.Nc4 Kg6 41.Ne3
Be7 42.Be1 Ne8 43.g4 hxg4 44.hxg4 Nf6+ 45.Kf3 h5 46.g5 Ne8 47.Bh4 Ng7 48.
Ke4 Kf7 49.f5 Bf8 50.g6+ Kg8 51.f6 Be7 52.fxe7 Ne8 53.Nc4 Nf6+ 54.Bxf6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.71"]
[White "March, Diego"]
[Black "Vazquez Massaro, Maximiliano"]
[Result "0-1"]
[WhiteElo "1822"]
[BlackElo "2112"]
[ECO "E42"]
[EventDate "2012.10.12"]
[PlyCount "76"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 c5 5.Ne2 cxd4 6.exd4 O-O 7.a3 Be7 8.Nf4 d5
9.cxd5 Nxd5 10.Nfxd5 exd5 11.Be2 Nc6 12.Bf3 Be6 13.O-O Rc8 14.Re1 Bf6 15.
Be3 Na5 16.Rc1 Nc4 17.Qe2 Qd7 18.Qc2 Rc6 19.Be2 Bf5 20.Qa4 Nxb2 21.Qb5 Nc4
22.Qxd5 Nxe3 23.Qxd7 Bxd7 24.fxe3 Rfc8 25.Na2 Rc2 26.Rxc2 Rxc2 27.Nb4 Rc3 
28.Bf3 Bh4 29.g3 Bg5 30.Kf2 b5 31.h4 Be7 32.Ra1 a5 33.Nd5 Rc2+ 34.Kg1 Bd6 
35.Nf4 h6 36.a4 b4 37.Bd1 Rd2 38.Kf1 g5 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.72"]
[White "Baeta, Marcio Netto"]
[Black "Morales, Guillermo"]
[Result "1-0"]
[WhiteElo "2101"]
[BlackElo "1779"]
[ECO "B01"]
[EventDate "2012.10.12"]
[PlyCount "83"]

1.e4 d5 2.exd5 Qxd5 3.Nf3 c6 4.c4 Qd6 5.d4 Nf6 6.Be2 Bf5 7.Nc3 e6 8.Ne5 
Nbd7 9.g4 Bg6 10.Bf4 Nxe5 11.Bxe5 Qb4 12.Qd2 Nd7 13.Bc7 Nb6 14.b3 Be7 15.
h4 h6 16.c5 Nd5 17.Nxd5 Qxd2+ 18.Kxd2 exd5 19.Bd3 Bxd3 20.Kxd3 Kd7 21.Rae1
Rae8 22.Be5 f6 23.Bg3 Bd8 24.h5 Ba5 25.b4 Bd8 26.a4 a6 27.f3 Bc7 28.Bxc7 
Kxc7 29.Re3 Kd7 30.Rhe1 Rxe3+ 31.Rxe3 Re8 32.Rxe8 Kxe8 33.Ke3 Kf7 34.Kf4 
g6 35.hxg6+ Kxg6 36.a5 f5 37.gxf5+ Kf6 38.Kg4 h5+ 39.Kf4 h4 40.Kg4 h3 41.
Kxh3 Kxf5 42.Kg3 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.73"]
[White "Oliveira, Francemir Barra de"]
[Black "Cervetto, Esteban"]
[Result "0-1"]
[WhiteElo "1799"]
[BlackElo "2100"]
[ECO "C21"]
[EventDate "2012.10.12"]
[PlyCount "48"]

1.e4 e5 2.d4 exd4 3.c3 d5 4.exd5 Qxd5 5.Nf3 Nc6 6.b3 Bg4 7.Bc4 Qe4+ 8.Be2 
O-O-O 9.Nbd2 Qe8 10.cxd4 Bb4 11.O-O Bc3 12.Rb1 Bf5 13.Rb2 Nxd4 14.Nxd4 
Rxd4 15.Re1 Qd7 16.Rc2 Bxc2 17.Qxc2 Bxd2 18.Bxd2 Rxd2 19.Bg4 Qxg4 20.Qxd2 
Nf6 21.h3 Qd7 22.Qb4 Rd8 23.Qc5 b6 24.Qg5 Qd2 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.74"]
[White "Besso, Javier Alejandro"]
[Black "Fonseca, Luis Ernesto Serra"]
[Result "1-0"]
[WhiteElo "1751"]
[BlackElo "2096"]
[ECO "E76"]
[EventDate "2012.10.12"]
[PlyCount "139"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f4 O-O 6.Nf3 c5 7.d5 e6 8.dxe6 fxe6 
9.Bd3 a6 10.O-O Nc6 11.h3 Nh5 12.Ne2 Bh6 13.g3 e5 14.f5 Bxc1 15.Rxc1 Nd4 
16.Nfxd4 cxd4 17.c5 gxf5 18.exf5 d5 19.Kh2 Ng7 20.g4 e4 21.Bb1 d3 22.Ng3 
Bd7 23.Qb3 d2 24.Qxd5+ Be6 25.Qxd8 Raxd8 26.Rcd1 Bc4 27.Rf4 Bd3 28.Bxd3 
exd3 29.Rxd2 Ne6 30.Rc4 Ng5 31.Kg2 Rfe8 32.h4 Nf7 33.Ne4 Ne5 34.Rb4 Kh8 
35.Nd6 Re7 36.f6 Rc7 37.Re4 Rxd6 38.Rxe5 Rxf6 39.Rxd3 Rcf7 40.Rd8+ Kg7 41.
Rg5+ Rg6 42.Rxg6+ hxg6 43.g5 a5 44.Ra8 Rd7 45.Rxa5 Rd2+ 46.Kf3 Rxb2 47.Ra7
Kf8 48.Ke4 Ke7 49.c6 Kd6 50.cxb7 Rb4+ 51.Kf3 Kc7 52.a4 Kb8 53.Ra6 Rxh4 54.
Rxg6 Kxb7 55.a5 Kc7 56.Re6 Kd7 57.Re4 Rh1 58.Kg4 Ra1 59.Re5 Kd6 60.Rf5 Ke7
61.Kh5 Ra2 62.Kg6 Ra1 63.Kg7 Ra2 64.g6 Ra1 65.Rf7+ Ke8 66.Ra7 Ra2 67.a6 
Ra1 68.Ra8+ Ke7 69.a7 Ra2 70.Rf8 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.75"]
[White "Okamura, Milton Kasuo"]
[Black "Mendez, Nicolas"]
[Result "1-0"]
[WhiteElo "2092"]
[BlackElo "1744"]
[ECO "A87"]
[EventDate "2012.10.12"]
[PlyCount "61"]

1.d4 f5 2.Nf3 g6 3.g3 Bg7 4.Bg2 Nf6 5.O-O O-O 6.c4 c5 7.d5 Re8 8.Bf4 Qb6 
9.Qc2 e6 10.Nc3 exd5 11.cxd5 d6 12.Nd2 Qa6 13.Qd3 Qxd3 14.exd3 Rd8 15.Nc4 
Ne8 16.Nb5 Bf8 17.Rfe1 Kf7 18.Rxe8 Kxe8 19.Nc7+ Kd7 20.Nxa8 b5 21.Na5 Ba6 
22.b4 c4 23.dxc4 bxc4 24.a4 Bg7 25.Rc1 c3 26.b5 Rc8 27.Be3 c2 28.Nc6 Bb7 
29.Bxa7 Bxa8 30.Nxb8+ Ke8 31.Nc6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.76"]
[White "Besso, Guadalupe"]
[Black "Judewicz, Alejandro"]
[Result "1/2-1/2"]
[WhiteElo "1730"]
[BlackElo "2084"]
[ECO "D87"]
[EventDate "2012.10.12"]
[PlyCount "57"]

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 c5 8.Be3 
O-O 9.Ne2 Nc6 10.Rc1 Na5 11.Bd3 c4 12.Bb1 Bg4 13.f3 Bd7 14.h4 e5 15.h5 Bf6
16.hxg6 hxg6 17.Qd2 Re8 18.f4 exf4 19.Bxf4 Bg4 20.Ng3 Bh4 21.Qf2 Qf6 22.
O-O g5 23.Be3 Qxf2+ 24.Bxf2 Nc6 25.Kh2 Ne7 26.Be3 f5 27.exf5 Nxf5 28.Nxf5 
Bxf5 29.Bg1 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.77"]
[White "Crespo, Eugenio"]
[Black "Bigoria Escobedo, Luis"]
[Result "1-0"]
[WhiteElo "2076"]
[BlackElo "1716"]
[ECO "B00"]
[EventDate "2012.10.12"]
[PlyCount "57"]

1.e4 e6 2.d4 b6 3.Bd3 Be7 4.f4 Bb7 5.Nf3 Nf6 6.Nbd2 d5 7.e5 Ne4 8.O-O c5 
9.c3 c4 10.Bc2 O-O 11.Nxe4 dxe4 12.Nd2 e3 13.Nxc4 Ba6 14.Bd3 Nc6 15.Nxe3 
Bxd3 16.Qxd3 Qd7 17.Qe4 Rad8 18.f5 exf5 19.Nxf5 f6 20.Qxc6 Qxc6 21.Nxe7+ 
Kh8 22.Nxc6 Rc8 23.Nxa7 Rc7 24.Nb5 Re7 25.Bf4 Rd7 26.e6 Rd5 27.Nc7 Rf5 28.
e7 g6 29.exf8=Q# 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.78"]
[White "Pirola, Marcos"]
[Black "Beron, Ricardo"]
[Result "1-0"]
[WhiteElo "2070"]
[BlackElo "1703"]
[ECO "A39"]
[EventDate "2012.10.12"]
[PlyCount "83"]

1.Nf3 Nf6 2.c4 g6 3.g3 Bg7 4.Bg2 O-O 5.O-O c5 6.Nc3 Nc6 7.d4 cxd4 8.Nxd4 
Nxd4 9.Qxd4 a6 10.e4 d6 11.Rd1 Ng4 12.Qd2 Bh6 13.Qe2 Bxc1 14.Raxc1 Qa5 15.
Nd5 Re8 16.b4 Qd8 17.c5 Nf6 18.Nxf6+ exf6 19.Rxd6 Qe7 20.Qb2 Qe5 21.Qxe5 
fxe5 22.Bf1 Be6 23.Bc4 Bxc4 24.Rxc4 Red8 25.Rd5 f6 26.Rc2 Kf7 27.Rcd2 Ke7 
28.Kf1 Rxd5 29.exd5 Kd7 30.Ke2 Rc8 31.Kd3 f5 32.Re2 Re8 33.a4 g5 34.b5 e4+
35.Kd4 axb5 36.axb5 b6 37.c6+ Kd6 38.f3 Re5 39.fxe4 fxe4 40.Ke3 Kxd5 41.c7
Re8 42.Rd2+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.79"]
[White "Zalimben, Maria Luz"]
[Black "Lo Presti, Roberto"]
[Result "1-0"]
[WhiteElo "1714"]
[BlackElo "2065"]
[ECO "E32"]
[EventDate "2012.10.12"]
[PlyCount "79"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 O-O 5.Nf3 b6 6.a3 Bxc3+ 7.Qxc3 Bb7 8.e3 
Ne4 9.Qc2 d6 10.Bd3 f5 11.O-O Nd7 12.b4 c5 13.Bb2 Qe8 14.Rad1 Qh5 15.Be2 
Qh6 16.dxc5 bxc5 17.Qa4 Ndf6 18.Qb3 Rf7 19.bxc5 Nxc5 20.Qc2 Nfe4 21.Nd4 e5
22.Nb5 Bc6 23.Bc1 a6 24.f3 axb5 25.cxb5 Bb7 26.fxe4 Bxe4 27.Qc4 Ra4 28.Qa2
d5 29.Rxd5 Bxd5 30.Qxd5 Ne6 31.Bc4 Rxc4 32.Qxc4 Rc7 33.Qd3 e4 34.Qb3 f4 
35.exf4 Kf8 36.Qb4+ Kg8 37.Qxe4 Rc8 38.Re1 Nc7 39.Qc4+ Kh8 40.Qxc7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.80"]
[White "Romero, Fabian"]
[Black "Prado, Hamilton Mesquita do"]
[Result "1-0"]
[WhiteElo "2058"]
[BlackElo "1669"]
[ECO "D02"]
[EventDate "2012.10.12"]
[PlyCount "50"]

1.d4 d5 2.Nf3 Nf6 3.Bf4 Bf5 4.h3 a6 5.e3 h6 6.c3 e6 7.Qb3 Ra7 8.Nbd2 c5 9.
c4 Nc6 10.Be2 dxc4 11.Nxc4 b5 12.Nce5 Nxe5 13.Nxe5 Qa5+ 14.Kf1 Ra8 15.g4 
Be4 16.f3 Bb7 17.Nc4 Qd8 18.dxc5 Bxc5 19.Rd1 Bd5 20.e4 bxc4 21.Qa4+ Qd7 
22.Qxd7+ Nxd7 23.exd5 e5 24.Bg3 Rg8 25.Rd2 Bd4 {ilegible} 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.81"]
[White "Aguero Arce, Matias"]
[Black "Schuh, Astor Jose"]
[Result "0-1"]
[WhiteElo "1633"]
[BlackElo "2055"]
[ECO "D93"]
[EventDate "2012.10.12"]
[PlyCount "146"]

1.d4 d5 2.Nf3 Nf6 3.c4 c6 4.Nc3 g6 5.Bf4 Bg7 6.e3 O-O 7.Bd3 Nbd7 8.O-O Qa5
9.Qa4 Qxa4 10.Nxa4 dxc4 11.Be2 Nd5 12.Bg3 b5 13.Nc3 Nxc3 14.bxc3 Nb6 15.
Ne5 Bb7 16.Bf3 Rac8 17.Bg4 e6 18.Rfb1 Ba8 19.a4 Nxa4 20.Rxa4 bxa4 21.Ra1 
Bxe5 22.Bxe5 Rfd8 23.Rxa4 Rd7 24.Rxc4 Rb7 25.h3 f5 26.Bf3 Rb5 27.Ra4 a5 
28.c4 Rb1+ 29.Kh2 c5 30.Rxa5 Bxf3 31.gxf3 cxd4 32.exd4 Rxc4 33.Ra8+ Kf7 
34.Ra7+ Ke8 35.Ra8+ Kd7 36.Ra7+ Kd8 37.Rxh7 Rcc1 38.Rh8+ Kd7 39.Rh7+ Kc6 
40.Rc7+ Kd5 41.Rd7+ Kc4 42.Rd6 g5 43.Rc6+ Kd3 44.Rxc1 Rxc1 45.Bf6 Rf1 46.
Bxg5 Kxd4 47.Be3+ Ke5 48.f4+ Ke4 49.Kg2 Re1 50.h4 Rd1 51.h5 Rd7 52.Kh3 Rg7
53.Kh4 Rg4+ 54.Kh3 Kf3 55.Bd4 Kxf4 56.Be3+ Ke5 57.f3 Rc4 58.Bg5 Rc7 59.Kh4
Rf7 60.f4+ Ke4 61.h6 e5 62.fxe5 Kxe5 63.Kh5 f4 64.Kg6 Ke6 65.Bxf4 Rxf4 66.
h7 Rg4+ 67.Kh5 Rg2 68.Kh6 Kf7 69.h8=N+ Kf6 70.Kh7 Rg3 71.Ng6 Rxg6 72.Kh8 
Kf7 73.Kh7 Re6 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.82"]
[White "Conde, Adrian"]
[Black "Desanzo, Juan Carlos"]
[Result "1-0"]
[WhiteElo "2053"]
[BlackElo "1604"]
[ECO "B22"]
[EventDate "2012.10.12"]
[PlyCount "35"]

1.e4 c5 2.c3 Nc6 3.d4 cxd4 4.cxd4 Nf6 5.Nc3 e5 6.d5 Nd4 7.Nf3 Nxf3+ 8.Qxf3
Qb6 9.Be2 Bb4 10.O-O Bxc3 11.bxc3 d6 12.Qg3 g6 13.Qh4 Ng8 14.Ba3 Qc7 15.
Rab1 b6 16.f4 Qe7 17.Qxe7+ Kxe7 18.fxe5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.83"]
[White "Sperb, Eduardo Quintana"]
[Black "Nicosia, Mariano"]
[Result "1-0"]
[WhiteElo "2040"]
[BlackElo "1562"]
[ECO "A81"]
[EventDate "2012.10.12"]
[PlyCount "47"]

1.d4 f5 2.g3 Nf6 3.Bg2 d5 4.Nh3 e6 5.O-O c6 6.b3 Be7 7.c4 O-O 8.Nd2 Nbd7 
9.Nf4 Ne4 10.Nxe4 fxe4 11.Nxe6 Qe8 12.Nc7 Qf7 13.Nxa8 Bd6 14.cxd5 Qxd5 15.
f3 exf3 16.Rxf3 Rxf3 17.Bxf3 Qf7 18.e4 Qg6 19.e5 Bb8 20.Be3 Qf7 21.Qe2 Qe6
22.Rf1 b6 23.Qc4 Qxc4 24.bxc4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.84"]
[White "Morelli, Nicolas"]
[Black "Farias, Sergio Luiz Cardoso"]
[Result "1-0"]
[WhiteElo "2036"]
[BlackElo "1524"]
[ECO "C41"]
[EventDate "2012.10.12"]
[PlyCount "87"]

1.e4 e5 2.Nf3 d6 3.Nc3 Bg4 4.h3 Bh5 5.g4 Bg6 6.d4 Nd7 7.Bc4 Be7 8.h4 h5 9.
g5 c6 10.a4 a5 11.Qe2 Qb6 12.O-O exd4 13.Nxd4 Ne5 14.Nf5 Bxf5 15.exf5 Qd4 
16.Bb3 Qxh4 17.f4 Qg4+ 18.Qg2 Qxg2+ 19.Kxg2 Nd7 20.Bd2 d5 21.Rfe1 O-O-O 
22.Ne2 b6 23.Nd4 Kc7 24.c3 Bd6 25.Bc2 Nc5 26.b4 axb4 27.cxb4 Na6 28.Rab1 
Ne7 29.Bd3 Nb8 30.g6 Rdf8 31.Kh1 Nd7 32.a5 Nc8 33.Rec1 Na7 34.axb6+ Kxb6 
35.Ra1 Nb8 36.f6 Rhg8 37.fxg7 Rxg7 38.Nf5 Rxg6 39.Be3+ d4 40.Bxd4+ Kc7 41.
Rxa7+ Kc8 42.Nxd6+ Rxd6 43.Bf5+ Nd7 44.Bxd7+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.85"]
[White "Caceres Recalde, Gonzalo"]
[Black "Sanchez Sandoval, Gonzalo"]
[Result "0-1"]
[WhiteElo "1582"]
[BlackElo "2029"]
[ECO "B56"]
[EventDate "2012.10.12"]
[PlyCount "39"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Nf3 a6 7.Be2 e6 8.Bg5 
Be7 9.O-O Qc7 10.Qd2 O-O 11.Rad1 Re8 12.Qf4 b5 13.Rd3 b4 14.Na4 e5 15.Qe3 
Be6 16.Bxf6 Bxf6 17.Rfd1 Nd4 18.c3 Nxe2+ 19.Qxe2 b3 20.R1d2 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.86"]
[White "Heinecke, Victor"]
[Black "Areco, Antonio"]
[Result "1-0"]
[WhiteElo "2025"]
[ECO "B01"]
[EventDate "2012.10.12"]
[PlyCount "109"]

1.e4 d5 2.exd5 Qxd5 3.Nc3 Qd6 4.d4 Nf6 5.Nf3 Bg4 6.Be2 a6 7.O-O Nc6 8.Be3 
O-O-O 9.Ng5 Be6 10.Nxe6 Qxe6 11.Bf3 Qd7 12.d5 Ne5 13.Be2 Nxd5 14.Nxd5 Qxd5
15.Qxd5 Rxd5 16.c4 Rd8 17.b4 e6 18.c5 Be7 19.a4 Rd5 20.f4 Nd3 21.Bf3 Nxb4 
22.Bxd5 Nxd5 23.Bd4 Rd8 24.Kh1 g6 25.g3 Nb4 26.Rad1 c6 27.Bg1 Nd3 28.Kg2 
Rd5 29.h3 Nxc5 30.Rxd5 exd5 31.Bxc5 Bxc5 32.f5 g5 33.Kf3 Kd7 34.Kg4 Be3 
35.h4 gxh4 36.gxh4 d4 37.h5 h6 38.Kf3 c5 39.Ke4 Kd6 40.Rb1 Kc6 41.a5 c4 
42.Rb6+ Kc5 43.Rxb7 f6 44.Rb6 Bd2 45.Rxf6 d3 46.Rxa6 Bg5 47.Rb6 d2 48.Rb1 
Bf6 49.Ke3 Bg5+ 50.Ke2 Kd4 51.Kd1 Kd3 52.Rb7 Bf6 53.a6 c3 54.Rc7 Be5 55.
Rxc3+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.87"]
[White "Aberbach, Angel"]
[Black "Cordono, Carlos"]
[Result "0-1"]
[WhiteElo "2023"]
[ECO "A00"]
[EventDate "2012.10.12"]
[PlyCount "0"]

0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.88"]
[White "Evans, Pablo"]
[Black "Duran, Melissa"]
[Result "1-0"]
[WhiteElo "2017"]
[ECO "C44"]
[EventDate "2012.10.12"]
[PlyCount "83"]

1.e4 e5 2.Nf3 Nc6 3.d4 d6 4.dxe5 dxe5 5.Qxd8+ Nxd8 6.Nxe5 Nf6 7.Bd3 b6 8.
Bb5+ Bd7 9.Nxd7 Nxd7 10.Be3 c6 11.Be2 Ne6 12.Bg4 Rd8 13.Nd2 Ne5 14.Bxe6 
fxe6 15.h3 Bc5 16.Bxc5 bxc5 17.f4 Ng6 18.g3 O-O 19.O-O-O e5 20.f5 Ne7 21.
Nb3 c4 22.Nc5 Rb8 23.Nd7 g6 24.Nxb8 Rxb8 25.Rd7 Nc8 26.Rhd1 gxf5 27.exf5 
Nb6 28.Rd8+ Rxd8 29.Rxd8+ Kf7 30.g4 h6 31.Rd6 c5 32.Rxh6 e4 33.g5 Nd5 34.
Rh7+ Ke8 35.Kd2 e3+ 36.Ke2 a5 37.h4 c3 38.bxc3 Nxc3+ 39.Kxe3 Nxa2 40.g6 
Kf8 41.f6 Nc3 42.Rh8# 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.89"]
[White "Ezcurra, Mariano"]
[Black "Perez Wertheim, Rodolfo"]
[Result "1-0"]
[WhiteElo "1560"]
[BlackElo "2015"]
[ECO "A17"]
[EventDate "2012.10.12"]
[PlyCount "30"]

1.c4 Nf6 2.Nc3 e6 3.g3 d5 4.cxd5 exd5 5.Bg2 c6 6.e3 Bd6 7.Nge2 O-O 8.O-O 
Nbd7 9.d4 Re8 10.Bd2 Nf8 11.Re1 Bf5 12.Rc1 Ng6 13.a3 h5 14.h4 Ng4 15.Nf4 
Nxh4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.90"]
[White "Postolski, Javier"]
[Black "Horst, Rodrigo"]
[Result "1/2-1/2"]
[WhiteElo "2006"]
[ECO "B07"]
[EventDate "2012.10.12"]
[PlyCount "49"]

1.e4 d6 2.d4 c6 3.Nf3 Nd7 4.c4 b6 5.Nc3 a6 6.Be2 Bb7 7.O-O h6 8.Qc2 g5 9.
d5 e5 10.Be3 g4 11.Nd2 h5 12.f4 Bh6 13.g3 Ngf6 14.Rf2 Qe7 15.b4 h4 16.Nf1 
Nf8 17.gxh4 g3 18.Rg2 gxh2+ 19.Rxh2 Rg8+ 20.Kh1 Ng4 21.Bxg4 Rxg4 22.Rg2 
Rxg2 23.Qxg2 O-O-O 24.Qg4+ Kb8 25.Bf2 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.91"]
[White "Rivas, Lucas"]
[Black "Krumrick, Ezequiel Arturo"]
[Result "1-0"]
[WhiteElo "1987"]
[ECO "A32"]
[EventDate "2012.10.12"]
[PlyCount "57"]

1.d4 e6 2.Nf3 c5 3.c4 cxd4 4.Nxd4 a6 5.g3 Nf6 6.Nc3 Qc7 7.b3 Nc6 8.Bg2 Bb4
9.Bb2 O-O 10.O-O Be7 11.Qd2 d6 12.Rac1 Nxd4 13.Qxd4 Bd7 14.Rfd1 e5 15.Qe3 
Bc6 16.Nd5 Bxd5 17.cxd5 Qb6 18.Rc4 Rac8 19.Rdc1 Rxc4 20.Rxc4 Qa5 21.a3 Nd7
22.b4 Qb6 23.Bc1 f5 24.Qd3 Qd8 25.Qc2 a5 26.Rc7 b6 27.Qc6 Nb8 28.Qb7 Bf6 
29.Qxb6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.92"]
[White "Acosta, Lautaro Gaston"]
[Black "Palmiotto, Marco Ivan"]
[Result "0-1"]
[BlackElo "1985"]
[ECO "D80"]
[EventDate "2012.10.12"]
[PlyCount "54"]

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Bg5 Ne4 5.Bf4 Nxc3 6.bxc3 Bg7 7.e3 c5 8.Nf3 
O-O 9.Be2 Qa5 10.Qb3 cxd4 11.exd4 Nc6 12.O-O dxc4 13.Qxc4 Be6 14.Qd3 Rad8 
15.Rfb1 Bf5 16.Qd2 Bxb1 17.Rxb1 a6 18.Rxb7 e5 19.Bh6 exd4 20.Bxg7 Kxg7 21.
Ng5 Qe5 22.f4 Qf6 23.cxd4 Nxd4 24.Qb2 h6 25.Nf3 Nxe2+ 26.Qxe2 Qxf4 27.Qxa6
Qe3+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.93"]
[White "Heinecke, Lucas"]
[Black "Malvicino, Juan Carlos"]
[Result "1-0"]
[WhiteElo "1978"]
[ECO "A09"]
[EventDate "2012.10.12"]
[PlyCount "73"]

1.Nf3 d5 2.c4 d4 3.g3 f6 4.Bg2 e5 5.d3 Bd6 6.O-O Ne7 7.Nbd2 c6 8.Ne4 Bc7 
9.b4 O-O 10.Nc5 Bd6 11.Ne4 Bxb4 12.Qb3 Na6 13.Ne1 Kh8 14.Nc2 Ba5 15.Ba3 
Bc7 16.e3 f5 17.Ng5 h6 18.Nf3 dxe3 19.fxe3 Bd6 20.Rab1 Bxa3 21.Qxa3 Ng6 
22.Bh3 f4 23.Bxc8 Qxc8 24.Kg2 c5 25.Qb2 fxe3 26.Nxe3 Nb4 27.Qe2 b6 28.a3 
Nc6 29.Nd5 Nd4 30.Qe4 Nxf3 31.Rxf3 Rxf3 32.Qxf3 Qc6 33.Qe4 Re8 34.Re1 Ne7 
35.Qxe5 Qg6 36.Nxe7 Qxd3 37.Ng6+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.94"]
[White "Bustos, Pedro"]
[Black "Bulgarini Torre, Marco"]
[Result "0-1"]
[BlackElo "1977"]
[ECO "D50"]
[EventDate "2012.10.12"]
[PlyCount "48"]

1.d4 Nf6 2.c4 e6 3.Nc3 d5 4.Bg5 c5 5.cxd5 cxd4 6.Qxd4 Be7 7.e4 Nc6 8.Qd1 
exd5 9.exd5 Nxd5 10.Bxe7 Qxe7+ 11.Qe2 Nxc3 12.Qxe7+ Nxe7 13.bxc3 O-O 14.
Nf3 Nd5 15.c4 Re8+ 16.Kd2 Nb6 17.Be2 Be6 18.Rac1 Rac8 19.Rhe1 Red8+ 20.Ke3
Nxc4+ 21.Bxc4 Bxc4 22.a3 Rd3+ 23.Kf4 Rxa3 24.Kg3 b5 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.95"]
[White "Sampaio, Leonardo de Souza Prallon"]
[Black "Minelli, Fausto"]
[Result "1-0"]
[WhiteElo "1976"]
[ECO "A05"]
[EventDate "2012.10.12"]
[PlyCount "80"]

1.Nf3 Nf6 2.g3 g6 3.Bg2 Bg7 4.O-O O-O 5.d3 d5 6.Nbd2 c6 7.e4 dxe4 8.dxe4 
Qc7 9.c3 b6 10.Re1 e5 11.Bf1 Re8 12.Nc4 Bf8 13.Qc2 Nbd7 14.b3 b5 15.Ncd2 
Qb6 16.Bg2 Ng4 17.Nf1 Bc5 18.Be3 Nxe3 19.Nxe3 Nf6 20.Rad1 Ng4 21.Nxg4 Bxg4
22.b4 Bf8 23.h3 Bxf3 24.Bxf3 Rad8 25.Re3 a5 26.a3 c5 27.bxa5 Qxa5 28.c4 
Rxd1+ 29.Bxd1 b4 30.a4 Rd8 31.Rd3 Rd4 32.Kg2 Rxe4 33.Rd5 Rd4 34.Rxe5 Qd8 
35.Bf3 Rd2 36.Qb3 Rd3 37.Qb1 Rc3 38.Bd5 Qa5 39.Re4 Kg7 40.Qa1 f6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.96"]
[White "Derbes, Jose Maria"]
[Black "Maldonado, Federico"]
[Result "1/2-1/2"]
[BlackElo "1973"]
[ECO "B02"]
[EventDate "2012.10.12"]
[PlyCount "40"]

1.e4 Nf6 2.Nc3 d5 3.exd5 Nxd5 4.Nxd5 Qxd5 5.d4 Nc6 6.Be3 e6 7.Nf3 Be7 8.
Be2 O-O 9.O-O b6 10.c4 Qd6 11.Qd2 Bf6 12.Rad1 Bb7 13.Bf4 Qd7 14.Ne5 Bxe5 
15.dxe5 Qxd2 16.Rxd2 Rfd8 17.Rfd1 Kf8 18.Bf3 Ke7 19.Bxc6 Rxd2 20.Rxd2 Bxc6
1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.97"]
[White "Gerez, Ariel"]
[Black "Ayala, Gustavo"]
[Result "0-1"]
[BlackElo "1955"]
[ECO "A62"]
[EventDate "2012.10.12"]
[PlyCount "90"]

1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.Nf3 g6 7.g3 Bg7 8.Bg2 O-O 
9.O-O Re8 10.Bf4 Nh5 11.Bg5 Qa5 12.Qd2 b5 13.a4 b4 14.Nb5 Qb6 15.Bf4 Bf8 
16.Be3 Nd7 17.Qd3 a6 18.g4 Nhf6 19.g5 Ng4 20.Nfd4 cxd4 21.Bxd4 Nc5 22.Qc4 
Bg7 23.Rac1 Bxd4 24.Nxd4 Ne5 25.Qc2 Bb7 26.e3 Rac8 27.Ra1 Ne6 28.Qd1 Nxg5 
29.f4 Nc4 30.fxg5 Nxe3 31.Qd3 Nxf1 32.Rxf1 a5 33.Kh1 Ba6 34.Nb5 Bxb5 35.
axb5 Rb8 36.Qf3 Rf8 37.Qf6 Qc5 38.h4 Rxb5 39.h5 gxh5 40.Rf4 Qc1+ 41.Kh2 b3
42.Be4 Rb4 43.Kh3 Qe3+ 44.Kh4 Rxe4 45.Rg4 Rxg4+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.98"]
[White "Heller, Eduardo"]
[Black "Sepulveda Perez, Jorge Eduardo"]
[Result "0-1"]
[BlackElo "1953"]
[ECO "A48"]
[EventDate "2012.10.12"]
[PlyCount "54"]

1.d4 Nf6 2.Nf3 g6 3.e3 Bg7 4.Nc3 d5 5.Bd2 O-O 6.h3 Re8 7.Bd3 Nbd7 8.O-O e5
9.e4 exd4 10.Nxd4 dxe4 11.Bc4 Ne5 12.Bxf7+ Nxf7 13.Bg5 Nxg5 14.Qd2 Nh5 15.
Nce2 c5 16.Nb3 Qf6 17.f4 Nxh3+ 18.gxh3 Bxh3 19.Rf2 e3 20.Qd5+ Be6 21.Qxb7 
exf2+ 22.Kxf2 Qh4+ 23.Kg1 Bh3 24.Qd5+ Kh8 25.Qf3 Bg4 26.Qg2 Bxe2 27.Nd2 
Bd4+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.99"]
[White "Mateu, Pedro"]
[Black "Epelboin, Matias"]
[Result "1-0"]
[BlackElo "1941"]
[ECO "C50"]
[EventDate "2012.10.12"]
[PlyCount "41"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 g6 4.d4 exd4 5.O-O Bg7 6.c3 dxc3 7.Nxc3 Nge7 8.Re1
d6 9.Nd5 O-O 10.Bg5 h6 11.Bh4 Be6 12.Qd2 Kh7 13.Rac1 Qd7 14.Nf6+ Bxf6 15.
Bxf6 Bxc4 16.Rxc4 Qe6 17.Ng5+ hxg5 18.Qxg5 Nf5 19.Re3 Ng7 20.Rh3+ Nh5 21.
Rxh5+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.100"]
[White "Lopez Miller, Indalecio"]
[Black "Siccardi, Pablo Daniel"]
[Result "1-0"]
[WhiteElo "1940"]
[ECO "C03"]
[EventDate "2012.10.12"]
[PlyCount "51"]

1.e4 e6 2.d4 d5 3.Nd2 Be7 4.c3 Nf6 5.e5 Nfd7 6.Bd3 c5 7.Ne2 b6 8.O-O Ba6 
9.Bxa6 Nxa6 10.f4 g6 11.Ng3 Nc7 12.a4 a5 13.b3 Qc8 14.Ba3 b5 15.dxc5 Nxc5 
16.Bxc5 Bxc5+ 17.Kh1 Qb7 18.axb5 Qxb5 19.c4 Qd7 20.cxd5 Nxd5 21.Nc4 Bb4 
22.Ne4 O-O 23.Nb6 Qb7 24.Nxa8 Ne3 25.Qf3 Nxf1 26.Nf6+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.13"]
[Round "2.101"]
[White "Moyses Sobrinho, Elias"]
[Black "Ortiz, Jorge"]
[Result "0-1"]
[BlackElo "1932"]
[ECO "D45"]
[EventDate "2012.10.12"]
[PlyCount "42"]

1.Nf3 d5 2.d4 c6 3.e3 Nf6 4.c4 e6 5.Nc3 Bb4 6.a3 Bxc3+ 7.bxc3 O-O 8.cxd5 
exd5 9.Bd3 Bg4 10.h3 Bh5 11.g4 Bg6 12.Ne5 Bxd3 13.Qxd3 Ne4 14.c4 Qh4 15.
Ra2 f5 16.cxd5 cxd5 17.Qb5 Nc3 18.Qxb7 Nxa2 19.Qxd5+ Kh8 20.Qxa8 fxg4 21.
hxg4 Qxf2+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.1"]
[White "Bruzon Batista, Lazaro"]
[Black "Soppe, Guillermo"]
[Result "1-0"]
[WhiteElo "2717"]
[BlackElo "2417"]
[ECO "B04"]
[EventDate "2012.10.12"]
[PlyCount "61"]

1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 g6 5.Bc4 c6 6.O-O Bg7 7.h3 O-O 8.Bb3 dxe5 
9.dxe5 Na6 10.c3 Bf5 11.Qd4 f6 12.Re1 Kh8 13.Na3 Nb6 14.Qh4 Nc5 15.Bh6 
Nxb3 16.axb3 Qc7 17.Re2 Rad8 18.Rae1 Nc8 19.Bxg7+ Kxg7 20.Nd4 fxe5 21.Rxe5
Qd6 22.g4 c5 23.Ndb5 Qf6 24.Qxf6+ exf6 25.Rxc5 Bd3 26.Nd4 Kg8 27.Ne6 Rfe8 
28.Re3 b6 29.Nxd8 Rxe3 30.Rxc8 Re1+ 31.Kg2 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.2"]
[White "Cori Tello, Deysi"]
[Black "Granda Zuniga, Julio"]
[Result "0-1"]
[WhiteElo "2411"]
[BlackElo "2647"]
[ECO "D46"]
[EventDate "2012.10.12"]
[PlyCount "64"]

1.d4 d5 2.Nf3 Nf6 3.c4 c6 4.Nc3 e6 5.e3 Nbd7 6.Qc2 Bd6 7.Bd3 O-O 8.O-O Qe7
9.c5 Bc7 10.e4 dxe4 11.Nxe4 h6 12.Re1 Rd8 13.Ng3 Nd5 14.Qe2 N7f6 15.Ne5 
Nb4 16.Bc4 Rxd4 17.Nf5 Qxc5 18.Nxd4 Qxd4 19.Nf3 Qd6 20.Be3 e5 21.Rac1 Nbd5
22.Bxd5 Qxd5 23.Rcd1 Qe6 24.Qc2 Nd5 25.Bc1 Bd7 26.Qb3 Rb8 27.Qc4 Re8 28.
Qh4 e4 29.Nd4 Qg6 30.a3 Re5 31.h3 e3 32.fxe3 Rh5 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.3"]
[White "Iturrizaga, Eduardo"]
[Black "Molina, Roberto Junio Brito"]
[Result "1-0"]
[WhiteElo "2639"]
[BlackElo "2400"]
[ECO "D37"]
[EventDate "2012.10.12"]
[PlyCount "103"]

1.c4 e6 2.Nc3 d5 3.d4 Be7 4.Nf3 Nf6 5.Bf4 O-O 6.e3 Nbd7 7.Qc2 c5 8.Rd1 Qa5
9.Nd2 cxd4 10.exd4 dxc4 11.Nxc4 Qd8 12.Bd3 Nb6 13.Nxb6 Qxb6 14.O-O Bd7 15.
d5 Kh8 16.Qe2 Rae8 17.Bb1 exd5 18.Nxd5 Bb5 19.Qc2 Qc6 20.Qxc6 bxc6 21.Nxe7
Bxf1 22.Rxf1 Rxe7 23.Bd6 Rfe8 24.Bxe7 Rxe7 25.Bd3 Rd7 26.Bc4 Rd2 27.Bxf7 
Rxb2 28.Rc1 g6 29.h3 Ne4 30.Rxc6 Nxf2 31.Rc8+ Kg7 32.Rc7 a5 33.Bb3+ Kh6 
34.Bc2 Nxh3+ 35.gxh3 Rxa2 36.Bb3 Rb2 37.Bg8 a4 38.Rxh7+ Kg5 39.Ra7 Kh4 40.
Be6 Kg3 41.Kf1 Rf2+ 42.Ke1 Rf4 43.Kd2 Re4 44.Bg4 g5 45.Ra5 Kh4 46.Kd3 Rb4 
47.Ke3 Rb3+ 48.Ke4 a3 49.Kf5 Rc3 50.Ra8 Rc5+ 51.Kf6 Rb5 52.Be6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.4"]
[White "Zuluaga Mancilla, Cesar"]
[Black "Leitao, Rafael"]
[Result "0-1"]
[WhiteElo "2394"]
[BlackElo "2617"]
[ECO "A47"]
[EventDate "2012.10.12"]
[PlyCount "104"]

1.d4 Nf6 2.Nf3 e6 3.Bf4 b6 4.e3 Bb7 5.h3 Be7 6.Nbd2 O-O 7.Bd3 c5 8.c3 Nc6 
9.O-O d5 10.Ne5 Nxe5 11.Bxe5 c4 12.Bc2 b5 13.Re1 Ne4 14.Nxe4 dxe4 15.Qb1 
f6 16.Bh2 f5 17.a4 a6 18.b4 Bd6 19.Bxd6 Qxd6 20.axb5 axb5 21.Qb2 Rxa1 22.
Rxa1 f4 23.Qc1 f3 24.g3 e5 25.Ra7 Qb6 26.Qa1 exd4 27.cxd4 Rc8 28.d5 c3 29.
d6 Bd5 30.Qa6 Qxa6 31.Rxa6 Kf7 32.d7 Rd8 33.Rd6 Ba8 34.Ra6 Bd5 35.Ra3 Rxd7
36.Rxc3 Ra7 37.Rc5 Ra1+ 38.Kh2 Rf1 39.Rxd5 Rxf2+ 40.Kh1 Rxc2 41.Rxb5 Re2 
42.Kg1 Rxe3 43.Kf1 Rb3 44.g4 Ke6 45.Kf2 Rb2+ 46.Ke3 Re2+ 47.Kd4 f2 48.Rf5 
e3 49.b5 Re1 50.b6 f1=Q 51.b7 Rd1+ 52.Kc5 Rc1+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.5"]
[White "Mareco, Sandro"]
[Black "Fusco, Leonardo"]
[Result "1-0"]
[WhiteElo "2581"]
[BlackElo "2379"]
[ECO "A16"]
[EventDate "2012.10.12"]
[PlyCount "24"]

1.Nf3 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.Qb3 Nb6 6.d4 Bg7 7.Bf4 Be6 8.Qc2 
Nc6 9.Rd1 Nb4 10.Qb1 N4d5 11.Be5 Bxe5 12.dxe5 Qd7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.6"]
[White "Lujan, Carolina"]
[Black "Bacallao Alonso, Yusnel"]
[Result "0-1"]
[WhiteElo "2379"]
[BlackElo "2580"]
[ECO "C41"]
[EventDate "2012.10.12"]
[PlyCount "142"]

1.e4 e5 2.Nf3 d6 3.d4 exd4 4.Nxd4 Nf6 5.Nc3 Be7 6.Bf4 O-O 7.Qd2 Nc6 8.
O-O-O Nxd4 9.Qxd4 a6 10.e5 dxe5 11.Qxd8 Bxd8 12.Bxe5 Re8 13.f3 b5 14.Bg3 
Bb7 15.Bd3 c5 16.Rhe1 Ba5 17.Rxe8+ Rxe8 18.Bh4 c4 19.Bf5 Re5 20.Bxf6 gxf6 
21.Be4 Bc8 22.Rd5 h5 23.Rxe5 fxe5 24.Nd5 Bd8 25.f4 exf4 26.Nxf4 h4 27.c3 
Kg7 28.Kd2 Kf6 29.Ke3 Ke5 30.Ba8 Bg4 31.g3 Bb6+ 32.Kd2 Bg1 33.Ne2 Bxh2 34.
gxh4 f5 35.Bb7 a5 36.Ba6 Kd5 37.Bxb5 Be5 38.Ke3 Bf6 39.Nf4+ Kc5 40.Ba6 
Bxh4 41.Ne6+ Kd5 42.Nf4+ Kd6 43.Ng2 Bg5+ 44.Kf2 f4 45.Bxc4 f3 46.Ne3 Bh4+ 
47.Kg1 Bd7 48.a4 Ke5 49.Bb5 Be6 50.b4 Kf4 51.Nf1 axb4 52.cxb4 Be1 53.a5 
Bd5 54.Kh2 Bxb4 55.a6 Bd6 56.Kg1 Bc5+ 57.Kh2 Kg4 58.Nd2 f2 59.Be2+ Kh4 60.
Bf3 f1=Q 61.Nxf1 Bxf3 62.Nd2 Bd5 63.a7 Bxa7 64.Nf1 Be6 65.Nd2 Be3 66.Nf3+ 
Kg4 67.Ne5+ Kf4 68.Nc6 Bc5 69.Nb8 Ke5 70.Nc6+ Kd6 71.Nd8 Bd5 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.7"]
[White "Felgaer, Ruben"]
[Black "Julia, Ernesto"]
[Result "0-1"]
[WhiteElo "2579"]
[BlackElo "2370"]
[ECO "C91"]
[EventDate "2012.10.12"]
[PlyCount "110"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 
9.d4 Bg4 10.Be3 Re8 11.h3 Bh5 12.Nbd2 Bf8 13.g4 Bg6 14.Bg5 Na5 15.Bc2 h6 
16.Bh4 h5 17.b4 Nc6 18.d5 Nb8 19.a4 hxg4 20.hxg4 Nbd7 21.Nh2 Qc8 22.c4 c6 
23.axb5 axb5 24.Rxa8 Qxa8 25.dxc6 Qxc6 26.cxb5 Qc3 27.Re3 Qxb4 28.Rb3 Qc5 
29.Nhf1 Rb8 30.Bd3 Qd4 31.Bxf6 Nxf6 32.Ne3 Nd7 33.Nc2 Qb6 34.Nc4 Qc5 35.
N4e3 Qc8 36.Nb4 Nc5 37.Nc6 Nxb3 38.Qxb3 Rb7 39.Qd5 Be7 40.f3 Bg5 41.Nc4 
Qa8 42.Bf1 Qa2 43.Nb4 Qa7+ 44.Kg2 Bf4 45.Qc6 Rb8 46.Na6 Rf8 47.Qxd6 Rc8 
48.Bd3 Kh7 49.Nb6 Rc1 50.Qd8 f6 51.Qb8 Qe7 52.Nd5 Qa3 53.Nxf4 exf4 54.Qxf4
Qb2+ 55.Kh3 Rh1+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.8"]
[White "Gemy, Jose Daniel"]
[Black "Ortiz Suarez, Isan Reynaldo"]
[Result "0-1"]
[WhiteElo "2333"]
[BlackElo "2579"]
[ECO "A37"]
[EventDate "2012.10.12"]
[PlyCount "70"]

1.Nf3 c5 2.c4 Nc6 3.Nc3 g6 4.g3 Bg7 5.Bg2 d6 6.O-O e6 7.e3 Nge7 8.d4 O-O 
9.a3 b6 10.Re1 Bb7 11.Rb1 Rc8 12.b3 Na5 13.Bb2 cxd4 14.exd4 d5 15.c5 Nf5 
16.g4 Nh4 17.Nxh4 Qxh4 18.Nb5 Ba6 19.Nxa7 Ra8 20.cxb6 Qd8 21.b4 Nc4 22.Nc6
Qxb6 23.Ne5 Nxb2 24.Rxb2 Bb5 25.Re3 Rfc8 26.h4 Rc7 27.Kh2 Rac8 28.Qd2 f6 
29.Nf3 Qd6+ 30.Kg1 e5 31.dxe5 fxe5 32.Ng5 e4 33.Rb1 Rc2 34.Nxe4 Qe5 35.f4 
Qd4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.9"]
[White "Estrada Nieto, Julian"]
[Black "Matamoros Franco, Carlos"]
[Result "1/2-1/2"]
[WhiteElo "2310"]
[BlackElo "2534"]
[ECO "C04"]
[EventDate "2012.10.12"]
[PlyCount "53"]

1.e4 e6 2.d4 d5 3.Nd2 Nc6 4.Ngf3 Nf6 5.e5 Nd7 6.Bb5 a6 7.Bxc6 bxc6 8.c4 
dxc4 9.Nxc4 Nb6 10.Qc2 Nxc4 11.Qxc4 Qd5 12.Qxd5 cxd5 13.Be3 Rb8 14.b3 Ba3 
15.O-O a5 16.Bc1 Bb4 17.Bd2 Bxd2 18.Nxd2 Rb4 19.Rfc1 Kd7 20.Rc5 Bb7 21.
Rac1 c6 22.Rxa5 Rxd4 23.Nf3 Rb4 24.Ne1 Rd4 25.Nf3 Rb4 26.Ne1 Rd4 27.Nf3 
1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.10"]
[White "Hernandez Guerrero, Gilberto"]
[Black "Kanefsck, Gustavo"]
[Result "1/2-1/2"]
[WhiteElo "2531"]
[BlackElo "2358"]
[ECO "B18"]
[EventDate "2012.10.12"]
[PlyCount "53"]

1.e4 c6 2.d4 d5 3.Nd2 dxe4 4.Nxe4 Bf5 5.Nc5 Qb6 6.Nf3 e6 7.Nd3 Nf6 8.Be2 
Be7 9.O-O Nbd7 10.c4 O-O 11.c5 Qd8 12.Bf4 Qc8 13.Qb3 Rd8 14.Rfd1 Be4 15.h3
Nf8 16.Nde5 Ng6 17.Bh2 Bd5 18.Qc2 Nxe5 19.Nxe5 g6 20.b4 Nd7 21.Nc4 Bxc4 
22.Qxc4 a6 23.a4 Nf6 24.Bf3 Nd5 25.b5 axb5 26.axb5 Bf6 27.bxc6 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.11"]
[White "Nina Campos, Miguel Angel"]
[Black "Hansen, Eric"]
[Result "1/2-1/2"]
[WhiteElo "2298"]
[BlackElo "2527"]
[ECO "D02"]
[EventDate "2012.10.12"]
[PlyCount "89"]

1.Nf3 Nf6 2.g3 g6 3.Bg2 Bg7 4.O-O O-O 5.d4 d5 6.b3 a5 7.c4 a4 8.Bb2 c6 9.
cxd5 Nxd5 10.e4 Nc7 11.bxa4 Bg4 12.e5 Nd7 13.Nc3 Nb6 14.h3 Be6 15.Ng5 Bc4 
16.Re1 Ne6 17.Nxe6 Bxe6 18.Ba3 Qd7 19.Bb4 Rfd8 20.a5 Nc4 21.Na4 Qxd4 22.
Bxe7 Qxd1 23.Raxd1 Re8 24.Bb4 Bf8 25.a3 Nxa3 26.Bxf8 Kxf8 27.Nc5 Re7 28.a6
bxa6 29.Bxc6 Rc8 30.Nxe6+ fxe6 31.Rc1 Rec7 32.Rc3 Nb5 33.Rf3+ Ke7 34.Bxb5 
axb5 35.Rb3 Rc1 36.Kf1 Rxe1+ 37.Kxe1 Rc5 38.f4 Kd7 39.Ke2 Kc6 40.Kd3 Rc4 
41.Ra3 Kb6 42.Ra8 Rc7 43.Rb8+ Ka6 44.g4 Ka5 45.Ra8+ 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.12"]
[White "Sabas, Jorge"]
[Black "Ricardi, Pablo"]
[Result "1/2-1/2"]
[WhiteElo "2274"]
[BlackElo "2505"]
[ECO "D85"]
[EventDate "2012.10.12"]
[PlyCount "74"]

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.Bd2 Nb6 6.Bg5 Bg7 7.e3 O-O 8.Nf3 
Nc6 9.Be2 h6 10.Bf4 Be6 11.h3 Nd5 12.Bh2 Nxc3 13.bxc3 Na5 14.O-O c5 15.Ne5
Rc8 16.Bg4 Bxg4 17.Qxg4 cxd4 18.cxd4 Nc4 19.Nxc4 Rxc4 20.Rfc1 b5 21.Rxc4 
bxc4 22.Rc1 Qd5 23.Bg3 e6 24.Qd1 Rc8 25.Qa4 a5 26.f3 e5 27.e4 Qxd4+ 28.Bf2
Qd3 29.Qb5 h5 30.Qa6 Rb8 31.Rxc4 Rb1+ 32.Kh2 Kh7 33.Rc6 Qd2 34.Qa7 Qxa2 
35.Rc7 Kg8 36.Rc8+ Kh7 37.Rc7 Kg8 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.13"]
[White "Mekhitarian, Krikor Sevag"]
[Black "Fabian, Gaston"]
[Result "1-0"]
[WhiteElo "2503"]
[BlackElo "2344"]
[ECO "C67"]
[EventDate "2012.10.12"]
[PlyCount "57"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 5.d4 Nd6 6.Bxc6 dxc6 7.dxe5 Nf5 8.
Qxd8+ Kxd8 9.Rd1+ Ke8 10.Nc3 Be6 11.Ng5 Bc8 12.b3 b6 13.Nge4 Be7 14.Bb2 
Be6 15.Ne2 Rd8 16.Nf4 Bc8 17.Nh5 Rxd1+ 18.Rxd1 Rg8 19.Re1 Be6 20.f4 Bd5 
21.g4 Bxe4 22.Rxe4 Bc5+ 23.Kg2 Ne3+ 24.Kf3 Nd5 25.c4 g6 26.Ng3 Nb4 27.Re2 
Be7 28.Ne4 Nd3 29.Nf6+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.14"]
[White "Valerga, Diego"]
[Black "Abdalla, Luiz Guilherme Aurelli"]
[Result "1-0"]
[WhiteElo "2485"]
[BlackElo "2316"]
[ECO "D30"]
[EventDate "2012.10.12"]
[PlyCount "53"]

1.d4 d5 2.c4 e6 3.Nf3 c6 4.Qc2 Nf6 5.Bg5 Qa5+ 6.Bd2 Bb4 7.e3 Bxd2+ 8.Nbxd2
Nbd7 9.Be2 O-O 10.O-O Re8 11.Rfe1 Qc7 12.Rac1 h6 13.cxd5 exd5 14.b4 a6 15.
a4 Qb6 16.b5 axb5 17.axb5 cxb5 18.Qb3 Ra5 19.Rb1 Ne4 20.Nxe4 dxe4 21.Nd2 
Ra7 22.Bxb5 Qd8 23.Rec1 Ra8 24.Qc2 Qe7 25.Qc7 Ra2 26.Nc4 Nf6 27.Nd6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.15"]
[White "Hungaski, Robert"]
[Black "Pichot, Alan"]
[Result "1-0"]
[WhiteElo "2451"]
[BlackElo "2300"]
[ECO "E90"]
[EventDate "2012.10.12"]
[PlyCount "79"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.h3 e5 7.d5 a5 8.Bg5 Na6 9.
g4 Nc5 10.Nd2 h6 11.Be3 Ne8 12.h4 f5 13.gxf5 gxf5 14.Qe2 Nf6 15.Bxc5 dxc5 
16.Bh3 c6 17.O-O-O cxd5 18.cxd5 b5 19.Qxb5 fxe4 20.Qc6 Bxh3 21.Rxh3 Rb8 
22.a3 e3 23.fxe3 Rb6 24.Qa4 e4 25.Nc4 Rb7 26.Rg3 Nh5 27.Rg2 Kh8 28.Qc6 Rc7
29.Qb6 Qc8 30.Qg6 Qh3 31.d6 Rd7 32.Qg4 Qf3 33.Nxe4 Qf7 34.Nxc5 Nf6 35.Qe6 
Rc8 36.Qxf7 Rxf7 37.b4 axb4 38.axb4 Nd7 39.Rc2 Ra8 40.Na5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.16"]
[White "Tristan, Leonardo"]
[Black "Gascon Del Nogal, Jose Rafael"]
[Result "1-0"]
[WhiteElo "2442"]
[BlackElo "2206"]
[ECO "D10"]
[EventDate "2012.10.12"]
[PlyCount "83"]

1.d4 d5 2.c4 c6 3.cxd5 cxd5 4.Nc3 Nf6 5.Bf4 a6 6.e3 Nc6 7.Rc1 Bf5 8.Nf3 e6
9.Qb3 Bd6 10.Ne5 O-O 11.Be2 Bxe5 12.dxe5 Nd7 13.Qxb7 Ncxe5 14.Qb4 Nd3+ 15.
Bxd3 Bxd3 16.Qd4 Bb5 17.Bd6 Re8 18.Nxb5 axb5 19.a3 Rc8 20.O-O Rc4 21.Rxc4 
bxc4 22.e4 Qb6 23.Qxb6 Nxb6 24.e5 Na4 25.Rb1 Rc8 26.Kf1 h5 27.Ke2 c3 28.b3
Nb2 29.Ke3 c2 30.Rc1 Nd1+ 31.Kd2 Nxf2 32.Rxc2 Ne4+ 33.Kd3 Nxd6 34.exd6 Rd8
35.b4 Kf8 36.b5 Ke8 37.a4 Ra8 38.Rc7 Rxa4 39.b6 e5 40.Re7+ Kf8 41.Rxe5 Ra8
42.d7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.17"]
[White "Assumpcao, Roberto"]
[Black "Perez Ponsa, Federico"]
[Result "0-1"]
[WhiteElo "2218"]
[BlackElo "2489"]
[ECO "B92"]
[EventDate "2012.10.12"]
[PlyCount "90"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 e5 7.Nb3 Be7 8.Be3 
O-O 9.g4 Be6 10.g5 Nfd7 11.Qd2 a5 12.a4 Nb6 13.h4 Nc6 14.h5 Nb4 15.f4 exf4
16.Bxf4 d5 17.O-O-O dxe4 18.Qxd8 Rfxd8 19.Nd4 N4d5 20.Nxe6 fxe6 21.Nxd5 
Nxd5 22.Bd2 e3 23.Be1 Bxg5 24.Bg3 Nf4 25.Bxf4 Bxf4 26.Rd3 Rxd3 27.Bxd3 g6 
28.hxg6 hxg6 29.Kd1 Rd8 30.Ke2 Kg7 31.Rg1 g5 32.Rh1 Kf6 33.Rh7 b6 34.Rh6+ 
Ke5 35.b3 Kd4 36.Rxe6 Rh8 37.Re4+ Kc3 38.Rc4+ Kb2 39.Rc6 Rh2+ 40.Kf3 Rf2+ 
41.Kg4 Rg2+ 42.Kf3 Rg3+ 43.Ke2 g4 44.Be4 Rh3 45.Kf1 e2+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.18"]
[White "Flores, Diego"]
[Black "Perez Gormaz, Matias"]
[Result "1-0"]
[WhiteElo "2598"]
[BlackElo "2261"]
[ECO "D34"]
[EventDate "2012.10.12"]
[PlyCount "61"]

1.c4 e6 2.Nf3 d5 3.g3 c5 4.Bg2 Nc6 5.O-O Nf6 6.cxd5 exd5 7.d4 Be7 8.Nc3 
O-O 9.dxc5 Bxc5 10.Nd2 Be6 11.Nb3 Be7 12.Be3 Qd7 13.Nc5 Bxc5 14.Bxc5 Rfe8 
15.Bd4 Ne4 16.Nxe4 dxe4 17.Bc3 Qxd1 18.Rfxd1 Bc4 19.Kf1 f5 20.Rd7 Re7 21.
Rad1 Rxd7 22.Rxd7 Rd8 23.Rxg7+ Kf8 24.f4 Nb4 25.Rg5 Nc2 26.Rxf5+ Ke8 27.
Re5+ Kf7 28.Rxe4 Bxa2 29.Re5 b6 30.Kf2 Rd7 31.Be4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.19"]
[White "Shabalov, Alexander"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "1-0"]
[WhiteElo "2570"]
[BlackElo "2276"]
[ECO "D37"]
[EventDate "2012.10.12"]
[PlyCount "57"]

1.c4 e6 2.Nf3 d5 3.d4 Nf6 4.Nc3 Be7 5.Bf4 O-O 6.a3 b6 7.cxd5 Nxd5 8.Nxd5 
exd5 9.g3 c5 10.Bg2 Nc6 11.O-O Re8 12.dxc5 Bf6 13.Qc2 Ba6 14.Rfe1 bxc5 15.
Qxc5 Qb6 16.Rac1 Na5 17.Qxd5 Rad8 18.Qh5 g6 19.Qh6 Bg7 20.Qh4 Rd7 21.b4 
Nc4 22.Bh6 Nxa3 23.Ng5 Rd4 24.Qh3 Bf6 25.Bc6 Rxe2 26.Nxh7 Qxc6 27.Rxe2 
Qxc1+ 28.Bxc1 Rd1+ 29.Kg2 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.20"]
[White "Cori Tello, Jorge"]
[Black "Batista, Gerson Peres"]
[Result "1-0"]
[WhiteElo "2522"]
[BlackElo "2233"]
[ECO "A40"]
[EventDate "2012.10.12"]
[PlyCount "79"]

1.d4 g6 2.c4 Bg7 3.Nc3 c5 4.e3 Nf6 5.Nf3 O-O 6.Be2 cxd4 7.Nxd4 Nc6 8.O-O 
d6 9.a3 Bd7 10.b3 Rc8 11.Bb2 a6 12.Rc1 Qa5 13.b4 Qg5 14.Nf3 Qh6 15.Na4 Be6
16.Nb6 Rcd8 17.Nd4 Nxd4 18.Bxd4 Nd7 19.Bf3 Nxb6 20.Bxb6 Rd7 21.Bd5 g5 22.
Qd3 Be5 23.g3 Bh3 24.Rfe1 Qg7 25.Bg2 Bxg2 26.Kxg2 Qg6 27.Red1 Rc8 28.a4 
Qxd3 29.Rxd3 d5 30.f4 gxf4 31.gxf4 Bb8 32.Kf3 e6 33.Rg1+ Kf8 34.cxd5 Rxd5 
35.Rxd5 exd5 36.Bc5+ Ke8 37.Rg5 Rd8 38.Bb6 Rd6 39.Rg8+ Kd7 40.Bc5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.21"]
[White "Tobares, Leandro"]
[Black "Real De Azua, Ernesto"]
[Result "0-1"]
[WhiteElo "2261"]
[BlackElo "2482"]
[ECO "A24"]
[EventDate "2012.10.12"]
[PlyCount "120"]

1.c4 Nf6 2.Nc3 g6 3.g3 Bg7 4.Bg2 O-O 5.e3 d6 6.Nge2 e5 7.O-O Re8 8.d3 c6 
9.e4 a6 10.h3 b5 11.a3 Nbd7 12.f4 exf4 13.cxb5 f3 14.Bxf3 Qb6+ 15.Kg2 axb5
16.Bg5 h6 17.Bf4 Ne5 18.Qd2 b4 19.Nd1 bxa3 20.Rxa3 Rxa3 21.bxa3 Ba6 22.Nc1
d5 23.exd5 Nxf3 24.Rxf3 Nxd5 25.Ne2 g5 26.Be3 Qb3 27.Bc5 Bc8 28.Nf2 Be6 
29.Ne4 Rd8 30.Nc1 Qb8 31.Qf2 f5 32.Nd2 g4 33.Rxf5 Bxf5 34.Qxf5 Qb2 35.Nb3 
gxh3+ 36.Kxh3 Qf6 37.Qxf6 Nxf6 38.d4 Bf8 39.Bxf8 Rxf8 40.Na5 Rc8 41.Ndc4 
Nd5 42.Kg4 c5 43.dxc5 Rxc5 44.Kf3 Nb6 45.Nxb6 Rxa5 46.a4 Ra6 47.Nd5 Rxa4 
48.Nf4 Kg7 49.Kg4 Ra5 50.Ne6+ Kf6 51.Nf4 Rg5+ 52.Kh4 Kf5 53.Nd5 Ke4 54.
Nf6+ Kf3 55.Nh5 Rg6 56.Kh3 Rg4 57.Kh2 Rg5 58.Nf4 Rxg3 59.Nh3 Rg2+ 60.Kh1 
Rb2 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.22"]
[White "Mellano, Santiago"]
[Black "Slipak, Sergio"]
[Result "0-1"]
[WhiteElo "2242"]
[BlackElo "2447"]
[ECO "E18"]
[EventDate "2012.10.12"]
[PlyCount "104"]

1.Nf3 Nf6 2.c4 e6 3.g3 b6 4.Bg2 Bb7 5.O-O Be7 6.d4 O-O 7.Nc3 Na6 8.Qa4 Qc8
9.Ne5 Bxg2 10.Kxg2 Qb7+ 11.Kg1 Nb8 12.Rd1 d6 13.Nd3 c5 14.d5 exd5 15.cxd5 
a6 16.Nf4 b5 17.Qc2 Nbd7 18.b3 Rfe8 19.f3 Ne5 20.Kg2 Rac8 21.e4 Bd8 22.Nd3
Nfd7 23.Nxe5 Nxe5 24.Bf4 Bf6 25.Rab1 Qe7 26.Rbc1 h5 27.Bxe5 Bxe5 28.Ne2 g6
29.Re1 a5 30.Qd3 Qd7 31.f4 Bg7 32.Ng1 a4 33.Nf3 axb3 34.axb3 Ra8 35.Re2 
Ra3 36.e5 c4 37.Qe4 f5 38.Qc2 Rxb3 39.Rd1 Ra3 40.e6 Qb7 41.Nh4 Rc3 42.Qb2 
Rb3 43.Qa2 Kh7 44.Kh3 Ra8 45.Qxa8 Qxa8 46.e7 Qe8 47.Re6 Rd3 48.Rde1 Rxd5 
49.R1e2 b4 50.Ra2 b3 51.Ra7 b2 52.Nxg6 b1=Q 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.23"]
[White "Rioseco Pinochet, Fernan"]
[Black "Roselli Mailhe, Bernardo"]
[Result "0-1"]
[WhiteElo "2236"]
[BlackElo "2430"]
[ECO "E89"]
[EventDate "2012.10.12"]
[PlyCount "62"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Nge2 c6 7.Be3 Nbd7 8.Qd2 e5 
9.d5 cxd5 10.cxd5 a6 11.g4 h5 12.h3 Nh7 13.O-O-O h4 14.Rg1 b5 15.Kb1 Nb6 
16.Nc1 b4 17.Qf2 Rb8 18.N3e2 Nc4 19.Nd3 Bd7 20.Bc1 b3 21.a3 Qc7 22.Ka1 Bb5
23.Nb4 a5 24.Nc6 Bxc6 25.dxc6 Qxc6 26.Qe1 Rfe8 27.Rd3 Nxa3 28.bxa3 b2+ 29.
Bxb2 Rxb2 30.Nc3 Rc2 31.Nb1 Qb6 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.24"]
[White "Diaz Hollemaert, Nahuel"]
[Black "Contreras Rodriguez, Henry"]
[Result "1-0"]
[WhiteElo "2408"]
[BlackElo "2220"]
[ECO "E62"]
[EventDate "2012.10.12"]
[PlyCount "51"]

1.c4 Nf6 2.Nc3 g6 3.g3 Bg7 4.Bg2 O-O 5.d4 d6 6.Nf3 c6 7.O-O Qa5 8.h3 Be6 
9.Nd2 Qa6 10.b3 d5 11.Rb1 Rd8 12.e3 Nbd7 13.Re1 Bf5 14.e4 dxe4 15.g4 e3 
16.gxf5 exd2 17.Bxd2 Nf8 18.d5 cxd5 19.cxd5 Rd7 20.Qf3 Rad8 21.Bf1 Qa3 22.
b4 Rc8 23.Rb3 Rxc3 24.Qxc3 Qa4 25.Ra3 Nxd5 26.Qxg7+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.25"]
[White "Pardo Agudelo, Alejandro"]
[Black "Rosito, Jorge"]
[Result "1/2-1/2"]
[WhiteElo "2181"]
[BlackElo "2387"]
[ECO "A47"]
[EventDate "2012.10.12"]
[PlyCount "26"]

1.d4 Nf6 2.Nf3 e6 3.e3 b6 4.Bd3 Bb7 5.Nbd2 d5 6.O-O Bd6 7.Ne5 O-O 8.b3 
Nbd7 9.f4 Ne4 10.Nxe4 dxe4 11.Bc4 Qe7 12.Bb2 Rad8 13.Qe2 f6 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.26"]
[White "Krysa, Leandro"]
[Black "Arcos Facio, Mateo"]
[Result "1-0"]
[WhiteElo "2381"]
[BlackElo "2174"]
[ECO "E68"]
[EventDate "2012.10.12"]
[PlyCount "53"]

1.d4 g6 2.c4 Bg7 3.Nf3 Nf6 4.g3 O-O 5.Bg2 d6 6.O-O Nbd7 7.Nc3 e5 8.e4 exd4
9.Nxd4 Re8 10.h3 Nc5 11.Re1 Bd7 12.Kh2 h6 13.Rb1 a5 14.f4 c6 15.b3 d5 16.
cxd5 cxd5 17.exd5 Rxe1 18.Qxe1 Nxd5 19.Nxd5 Bxd4 20.Be3 Nd3 21.Qd2 Bxe3 
22.Qxe3 Nb4 23.Ne7+ Kh7 24.Rd1 Qc7 25.a3 Nc6 26.Nd5 Qd6 27.Qc3 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.27"]
[White "Martinez Romero, Martin"]
[Black "Caceres Recalde, Fernando"]
[Result "1-0"]
[WhiteElo "2368"]
[BlackElo "2159"]
[ECO "B87"]
[EventDate "2012.10.12"]
[PlyCount "109"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bc4 e6 7.O-O b5 8.Bb3 
Nbd7 9.Re1 Bb7 10.Bg5 h6 11.Bh4 Nc5 12.Bd5 Qc7 13.Bxb7 Qxb7 14.Bxf6 gxf6 
15.b4 Nd7 16.Qh5 Qc7 17.Re3 Qc4 18.Rd1 Rg8 19.f4 Rc8 20.a3 Nb6 21.Nd5 Nxd5
22.exd5 e5 23.fxe5 dxe5 24.Qf5 Rg5 25.Qxf6 Qxd5 26.Rd2 Qd6 27.Qf2 Qe7 28.
Nf3 Rf5 29.Qg3 Qa7 30.Nd4 Rg5 31.Rxe5+ Be7 32.Rxg5 Bxg5 33.Qe5+ Kf8 34.
Qh8+ Ke7 35.Re2+ Kd7 36.Qe5 Qb6 37.Kh1 Qf6 38.Qd5+ Kc7 39.Nf3 Rd8 40.Qc5+ 
Kb7 41.Re1 Rc8 42.Qd5+ Kb8 43.Ne5 Qf2 44.Nd3 Qd2 45.Qd6+ Ka7 46.Qd4+ Kb7 
47.Re7+ Bxe7 48.Nc5+ Rxc5 49.Qxd2 Re5 50.h3 h5 51.Qd7+ Kb8 52.Qe8+ Kc7 53.
Qxf7 h4 54.Kg1 Kd6 55.c4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.28"]
[White "Santiago, Yago de Moura"]
[Black "Pineiro, Dario"]
[Result "1/2-1/2"]
[WhiteElo "2364"]
[BlackElo "2141"]
[ECO "A04"]
[EventDate "2012.10.12"]
[PlyCount "104"]

1.Nf3 f5 2.d3 Nf6 3.e4 d6 4.exf5 Bxf5 5.d4 e6 6.Bd3 Bxd3 7.Qxd3 Nc6 8.Qb3 
Qc8 9.O-O d5 10.c4 Bd6 11.Nc3 dxc4 12.Qxc4 O-O 13.Re1 Qd7 14.Qxe6+ Qxe6 
15.Rxe6 Rae8 16.Rxe8 Rxe8 17.Bg5 Kf7 18.Kf1 Nb4 19.Bxf6 gxf6 20.Rd1 Rd8 
21.Nh4 c6 22.Nf5 Bf8 23.Ke2 Nd5 24.Ne4 Kg6 25.g4 h5 26.Kf3 Nc7 27.Nh4+ Kh6
28.Nxf6 Kg5 29.Nxh5 Kxh4 30.Ng3 Ne6 31.Nf5+ Kh3 32.Rd3 Kxh2 33.Rd1 Ng5+ 
34.Kf4 Nh3+ 35.Ke5 Nxf2 36.Rd2 Kg1 37.g5 Bb4 38.Rc2 Rg8 39.Kf4 Nh3+ 40.Ke3
Re8+ 41.Kf3 Nxg5+ 42.Kg4 Ne4 43.a3 Be1 44.d5 Nf6+ 45.Kf3 Re5 46.Rg2+ Kf1 
47.Rg5 Nxd5 48.Rh5 Kg1 49.Rg5+ Kf1 50.Rh5 Kg1 51.Rg5+ Kf1 52.Rh5 Kg1 
1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.29"]
[White "Fiori, Alberto Nicolas"]
[Black "Toth, Christian Endre"]
[Result "0-1"]
[WhiteElo "2159"]
[BlackElo "2357"]
[ECO "B74"]
[EventDate "2012.10.12"]
[PlyCount "54"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Be2 g6 7.Be3 Bg7 8.Nb3 
O-O 9.O-O a6 10.f4 b5 11.Bf3 Bb7 12.Qd2 Nd7 13.Qf2 Na5 14.Nxa5 Qxa5 15.e5 
Bxf3 16.Qxf3 dxe5 17.f5 Nf6 18.fxg6 hxg6 19.Qb7 Qb4 20.Rxf6 Bxf6 21.Nd5 
Qxb2 22.Rf1 Qxc2 23.Rxf6 exf6 24.Nxf6+ Kg7 25.Qe7 Qb1+ 26.Kf2 Qxa2+ 27.Kg3
Qe6 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.30"]
[White "Toniutti, Ezio"]
[Black "De Dovitiis, Alejo"]
[Result "1/2-1/2"]
[WhiteElo "2162"]
[BlackElo "2348"]
[ECO "A54"]
[EventDate "2012.10.12"]
[PlyCount "79"]

1.d4 Nf6 2.c4 d6 3.g3 Nbd7 4.Bg2 e5 5.Nf3 Be7 6.O-O O-O 7.Nc3 c6 8.b3 Re8 
9.d5 cxd5 10.cxd5 a6 11.Ne1 b5 12.Nd3 Bb7 13.Bb2 Rc8 14.Rc1 Qb6 15.Rc2 a5 
16.e4 b4 17.Na4 Qb5 18.Rxc8 Rxc8 19.Re1 Ba6 20.Bf1 Qb8 21.Bc1 Ne8 22.Ndb2 
Bxf1 23.Rxf1 f5 24.Nc4 fxe4 25.Nxa5 Qb5 26.Nc6 Rxc6 27.dxc6 Qxc6 28.Qg4 d5
29.Bg5 Ndf6 30.Bxf6 Nxf6 31.Qf5 Nd7 32.Re1 g6 33.Qg4 Kg7 34.Qe2 Nf8 35.Qe3
Ne6 36.Qb6 Qd7 37.Rc1 Ng5 38.Rc7 Qh3 39.Rxe7+ Kh6 40.Qe3 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.31"]
[White "Leiva, Giuseppe"]
[Black "Fernandez, Maria Florencia"]
[Result "0-1"]
[WhiteElo "2321"]
[BlackElo "2138"]
[ECO "E63"]
[EventDate "2012.10.12"]
[PlyCount "80"]

1.d4 Nf6 2.Nf3 g6 3.c4 Bg7 4.g3 O-O 5.Bg2 d6 6.O-O Nc6 7.Nc3 a6 8.Qc2 Rb8 
9.Rd1 Bd7 10.e4 b5 11.c5 b4 12.Nd5 Ne8 13.Be3 e6 14.Nf4 Nxd4 15.Bxd4 Bxd4 
16.Nxd4 e5 17.Nfe2 exd4 18.Nxd4 Qg5 19.Rac1 a5 20.f4 Qe7 21.cxd6 cxd6 22.
Nc6 Bxc6 23.Qxc6 Qa7+ 24.Kh1 Rb7 25.Qd5 Rc7 26.Rxc7 Qxc7 27.h3 Qc2 28.Rd2 
Qb1+ 29.Kh2 a4 30.Qc4 Ng7 31.Qxb4 Qxa2 32.Rxd6 Ne6 33.Ra6 Rd8 34.Rxa4 Qb1 
35.Qc3 Qd1 36.Ra7 Qe2 37.Qf6 Rf8 38.Qe5 Qf2 39.Rb7 Nd4 40.Kh1 Ne2 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.32"]
[White "Teixeira, Ricardo da Silva"]
[Black "Fiora, Emilio"]
[Result "0-1"]
[WhiteElo "2276"]
[BlackElo "1954"]
[ECO "D12"]
[EventDate "2012.10.12"]
[PlyCount "81"]

1.d4 d5 2.Nf3 Bf5 3.c4 e6 4.e3 c6 5.Nc3 Nf6 6.Bd3 Bg6 7.O-O Bd6 8.Ne5 Bxe5
9.dxe5 Ne4 10.cxd5 Nxc3 11.bxc3 Bxd3 12.Qxd3 Qxd5 13.Qb1 b6 14.f4 Qc5 15.
Qb3 Na6 16.c4 O-O-O 17.Ba3 Qa5 18.Bd6 Nc5 19.Qc2 Nb7 20.c5 Nxc5 21.Rfc1 
Rd7 22.Rab1 Rhd8 23.Qxh7 Qd2 24.Bxc5 bxc5 25.Qe4 Rd5 26.Rc2 Qa5 27.h3 Kc7 
28.Kh2 Rd2 29.Rcb2 Rxb2 30.Rxb2 Rd2 31.Rc2 Rxc2 32.Qxc2 Qb4 33.Qd3 c4 34.
Qd4 Qa3 35.Qxc4 Qxe3 36.Qb4 c5 37.Qa5+ Kc6 38.g3 Qf2+ 39.Kh1 Qxg3 40.Qa6+ 
Kd5 41.Qd6+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.33"]
[White "Kaidanov, Gregory"]
[Black "Maggiori, Luciano"]
[Result "1-0"]
[WhiteElo "2587"]
[BlackElo "1700"]
[ECO "E05"]
[EventDate "2012.10.12"]
[PlyCount "69"]

1.d4 e6 2.c4 d5 3.Nf3 Nf6 4.g3 Be7 5.Bg2 O-O 6.O-O dxc4 7.Qc2 a6 8.Qxc4 b5
9.Qc2 Bb7 10.Bd2 Nc6 11.e3 Nb4 12.Bxb4 Bxb4 13.a3 Bd6 14.Nbd2 Rc8 15.Nb3 
Be4 16.Qc3 Bd5 17.Nc5 Bxc5 18.dxc5 c6 19.Rad1 Qe7 20.Ne5 Bxg2 21.Kxg2 Nd5 
22.Qc2 Qc7 23.Nf3 Rfd8 24.Rd2 Rd7 25.e4 Nf6 26.Rxd7 Qxd7 27.Rd1 Qe7 28.Ne5
g6 29.Rd6 Qb7 30.Qd3 Kf8 31.Nd7+ Nxd7 32.Rxd7 Qb8 33.Qf3 f5 34.Qc3 e5 35.
Qb3 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.34"]
[White "Barbosa, Evandro Amorim"]
[Black "Salvatti, Diego"]
[Result "1-0"]
[WhiteElo "2427"]
[BlackElo "2112"]
[ECO "C43"]
[EventDate "2012.10.12"]
[PlyCount "35"]

1.e4 e5 2.Nf3 Nf6 3.d4 Nxe4 4.Bd3 d5 5.dxe5 Be7 6.O-O O-O 7.Nc3 Nxc3 8.
bxc3 c5 9.Bf4 Nc6 10.Qd2 Bg4 11.Rab1 Qd7 12.Rfe1 Rad8 13.Ng5 h6 14.Nh7 
Rfe8 15.Bxh6 c4 16.Bxg7 cxd3 17.Qh6 f6 18.Bxf6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.35"]
[White "San Martin Basualto, Epiro"]
[Black "Mahia, Gustavo"]
[Result "0-1"]
[WhiteElo "2114"]
[BlackElo "2409"]
[ECO "A08"]
[EventDate "2012.10.12"]
[PlyCount "90"]

1.e4 e6 2.d3 d5 3.Nd2 c5 4.Ngf3 Nc6 5.g3 g6 6.Bg2 Bg7 7.O-O Nge7 8.Re1 O-O
9.exd5 Nxd5 10.Nb3 b6 11.c3 Bb7 12.d4 cxd4 13.Nbxd4 Nxd4 14.Nxd4 Qd7 15.
Qb3 Bxd4 16.cxd4 Ne7 17.Bxb7 Qxb7 18.Bg5 Nd5 19.h4 h5 20.Rac1 Rac8 21.Qf3 
Rxc1 22.Rxc1 Rc8 23.Qa3 Rxc1+ 24.Bxc1 Kg7 25.Qd6 Qc7 26.Bf4 Qxd6 27.Bxd6 
f6 28.f3 Ne3 29.Bb4 Nf5 30.Be1 Nxd4 31.Kf2 Kf7 32.g4 e5 33.Bc3 Nb5 34.Bb4 
Ke6 35.Ke3 Kd5 36.Be7 f5 37.gxh5 gxh5 38.f4 e4 39.Bf6 Nc7 40.Be5 Ne6 41.
Bb8 a6 42.Be5 b5 43.Bf6 Nc5 44.Bh8 Nd3 45.Bc3 Nc1 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.36"]
[White "Della Morte, German"]
[Black "Baeta, Marcio Netto"]
[Result "1-0"]
[WhiteElo "2346"]
[BlackElo "2101"]
[ECO "C41"]
[EventDate "2012.10.12"]
[PlyCount "83"]

1.e4 e5 2.Nf3 d6 3.d4 Nd7 4.Bc4 Be7 5.dxe5 Nxe5 6.Nxe5 dxe5 7.Qh5 Qd6 8.
Qxf7+ Kd8 9.Qxg7 Qf6 10.Qxf6 Nxf6 11.f3 h5 12.h4 c6 13.a4 b6 14.Bg5 Bd7 
15.Nc3 Nh7 16.Bxe7+ Kxe7 17.Rd1 Nf6 18.Rd2 a6 19.Bb3 b5 20.Ke2 Rh7 21.Rhd1
Rg7 22.Ke3 b4 23.Ne2 a5 24.Nc1 Be8 25.Nd3 Nd7 26.Bc4 Ra7 27.Rg1 Kf6 28.g4 
Bf7 29.g5+ Ke7 30.Bxf7 Kxf7 31.Rf1 Kg8 32.f4 exf4+ 33.Nxf4 Ne5 34.Rd8+ Kh7
35.Nxh5 Ng4+ 36.Ke2 Rge7 37.Rf4 Kg6 38.Rh8 Rh7 39.Rxh7 Rxh7 40.Nf6 Nxf6 
41.Rxf6+ Kg7 42.Rh6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.37"]
[White "Fulgenzi, Ernesto"]
[Black "Okamura, Milton Kasuo"]
[Result "1-0"]
[WhiteElo "2344"]
[BlackElo "2092"]
[ECO "C45"]
[EventDate "2012.10.12"]
[PlyCount "53"]

1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Bc5 5.Nb3 Bb4+ 6.Nc3 Nf6 7.Bd3 d5 8.
exd5 Nxd5 9.O-O Bxc3 10.bxc3 O-O 11.Qh5 Nf6 12.Qh4 Ne5 13.Ba3 Re8 14.Rad1 
Nxd3 15.Rxd3 Bd7 16.Nc5 Qc8 17.Rg3 Bg4 18.h3 b6 19.Nd3 h5 20.hxg4 hxg4 21.
c4 Re4 22.Bb2 Qe6 23.Bxf6 Qxf6 24.Qxf6 gxf6 25.f3 Rxc4 26.Rxg4+ Rxg4 27.
fxg4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.38"]
[White "Reis, Renan do Carmo"]
[Black "Crespo, Eugenio"]
[Result "1-0"]
[WhiteElo "2306"]
[BlackElo "2076"]
[ECO "C10"]
[EventDate "2012.10.12"]
[PlyCount "45"]

1.e4 e6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 5.Nf3 Ngf6 6.Bd3 c5 7.c3 cxd4 8.cxd4
Nxe4 9.Bxe4 Nf6 10.Bc2 Be7 11.O-O Bd7 12.Ne5 Bb5 13.Re1 O-O 14.a4 Ba6 15.
Re3 Qb6 16.Rb3 Qa5 17.Bg5 h6 18.Bxh6 gxh6 19.Rg3+ Kh8 20.Qc1 Ng8 21.Rxg8+ 
Kxg8 22.Qxh6 f5 23.Qxe6+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.39"]
[White "Vazquez Massaro, Maximiliano"]
[Black "Paiva, Pedro Henrique de"]
[Result "1/2-1/2"]
[WhiteElo "2112"]
[BlackElo "2289"]
[ECO "E64"]
[EventDate "2012.10.12"]
[PlyCount "72"]

1.d4 Nf6 2.c4 g6 3.Nf3 Bg7 4.g3 O-O 5.Nc3 c5 6.d5 d6 7.Bg2 Na6 8.O-O Rb8 
9.e4 Nc7 10.Qe2 b5 11.cxb5 a6 12.b6 Rxb6 13.Rd1 Nb5 14.Nxb5 axb5 15.e5 Nd7
16.Bf4 Qc7 17.e6 fxe6 18.Qxe6+ Rf7 19.Qe2 h6 20.h4 Nf6 21.Rac1 Qa7 22.b4 
Ra6 23.bxc5 Rxa2 24.Qxb5 Ne4 25.Be3 dxc5 26.Nd2 Bd7 27.Qc4 Nxd2 28.Rxd2 
Rxd2 29.Bxd2 Bd4 30.Be3 Qa4 31.Qxa4 Bxa4 32.Bxd4 cxd4 33.Rc4 Bb3 34.Rxd4 
Rf6 35.Be4 Rd6 36.Rd3 Bc4 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.40"]
[White "Supi, Luis Paulo"]
[Black "Pirola, Marcos"]
[Result "1-0"]
[WhiteElo "2287"]
[BlackElo "2070"]
[ECO "B04"]
[EventDate "2012.10.12"]
[PlyCount "65"]

1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 dxe5 5.Nxe5 c6 6.Bc4 Nd7 7.Nf3 g6 8.O-O 
Bg7 9.h3 O-O 10.Re1 Re8 11.Bb3 Qc7 12.c4 N5b6 13.Nc3 Nf6 14.Ne5 Be6 15.Bf4
Qd8 16.Qd3 Nfd7 17.Rad1 Nxe5 18.Bxe5 Bxe5 19.Rxe5 Nd7 20.Re3 Nf6 21.d5 
cxd5 22.cxd5 Bf5 23.Qe2 a6 24.Re1 Kf8 25.g4 Bc8 26.Qd2 Qd6 27.Qd4 Kg8 28.
Rf3 Nd7 29.Ne4 Qb8 30.d6 e6 31.Rxf7 Kxf7 32.Ng5+ Kg8 33.Rxe6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.41"]
[White "Cervetto, Esteban"]
[Black "Leskovar, Matias"]
[Result "1/2-1/2"]
[WhiteElo "2100"]
[BlackElo "2283"]
[ECO "C60"]
[EventDate "2012.10.12"]
[PlyCount "87"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 Nge7 4.d4 exd4 5.Nxd4 g6 6.Nc3 Bg7 7.Nxc6 Nxc6 8.
O-O O-O 9.Be3 a6 10.Bxc6 dxc6 11.Qxd8 Rxd8 12.Rfd1 Be6 13.a3 f5 14.Bg5 
Rxd1+ 15.Rxd1 fxe4 16.Bf4 Rc8 17.Nxe4 Bf5 18.Nc3 b5 19.Rd2 a5 20.Kf1 Be6 
21.Ke1 b4 22.axb4 axb4 23.Na4 Ra8 24.b3 c5 25.Nxc5 Bc3 26.Nxe6 Re8 27.Kd1 
Bxd2 28.Kxd2 Rxe6 29.Bxc7 Ra6 30.Bf4 Kf7 31.Kd3 Ke6 32.Kc4 Rc6+ 33.Kxb4 
Rxc2 34.Be3 Kd5 35.Kb5 Rb2 36.b4 Rb1 37.h4 Ra1 38.Kb6 Rb1 39.Bc5 h6 40.Kc7
g5 41.hxg5 hxg5 42.Kd7 g4 43.g3 Re1 44.Be3 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.42"]
[White "Tokman, Ariel"]
[Black "Romero, Fabian"]
[Result "1-0"]
[WhiteElo "2283"]
[BlackElo "2058"]
[ECO "A13"]
[EventDate "2012.10.12"]
[PlyCount "115"]

1.c4 e6 2.Nf3 Nf6 3.e3 d5 4.b3 Be7 5.Bb2 O-O 6.Be2 b6 7.O-O Bb7 8.Nc3 c5 
9.cxd5 exd5 10.d4 Nc6 11.Rc1 Rc8 12.Qd3 c4 13.bxc4 Nb4 14.Qf5 g6 15.Qf4 
dxc4 16.e4 Nh5 17.Qe3 Re8 18.a3 Nd3 19.Bxd3 cxd3 20.Qxd3 Nf4 21.Qe3 Bg5 
22.Kh1 Rxc3 23.Qxc3 Ne2 24.Qc4 Bxc1 25.Bxc1 Nxc1 26.Ne5 Qe7 27.Rxc1 Rc8 
28.Qf1 Rxc1 29.Qxc1 Bxe4 30.Qc4 Kg7 31.f3 Bf5 32.Qc3 f6 33.Nc6 Qe2 34.Qc1 
Bc2 35.Nxa7 Bd1 36.h3 Bc2 37.Kh2 h5 38.h4 Qd3 39.Nc6 Ba4 40.Nd8 Qc2 41.Qf4
Bb3 42.Nb7 Bd5 43.Nd6 Qc6 44.Ne4 Kf7 45.Nf2 Ke7 46.Kg3 Qd6 47.Qxd6+ Kxd6 
48.Ne4+ Ke6 49.Kf4 Bc4 50.Nc3 Kd6 51.g4 hxg4 52.fxg4 Bf7 53.Ke4 Be6 54.h5 
f5+ 55.gxf5 Bxf5+ 56.Kf4 Ke6 57.h6 Kf7 58.Kg5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.43"]
[White "Schuh, Astor Jose"]
[Black "Paveto, Kevin"]
[Result "0-1"]
[WhiteElo "2055"]
[BlackElo "2282"]
[ECO "B01"]
[EventDate "2012.10.12"]
[PlyCount "128"]

1.e4 d5 2.exd5 Qxd5 3.Nc3 Qa5 4.d4 Nf6 5.Nf3 Bg4 6.Be2 Nc6 7.O-O O-O-O 8.
Bf4 Bxf3 9.Bxf3 Nxd4 10.Be3 Nxf3+ 11.Qxf3 e6 12.a4 a6 13.b4 Bxb4 14.Rab1 
c6 15.Ne4 Nxe4 16.Qxe4 Bd6 17.Bb6 Qh5 18.g3 Rd7 19.Rb3 Qf5 20.Qe2 h5 21.
Rfb1 h4 22.g4 Qe5 23.Qxe5 Bxe5 24.Be3 Rhd8 25.Kg2 h3+ 26.Kxh3 Rh8+ 27.Kg2 
Rxh2+ 28.Kf3 f5 29.gxf5 exf5 30.Re1 Bc7 31.Re2 g5 32.Bxg5 Rg7 33.Bf4 Rh3+ 
34.Bg3 Bxg3 35.fxg3 Rgxg3+ 36.Kf4 Rxb3 37.cxb3 Rxb3 38.Kxf5 Rb4 39.Ra2 Kc7
40.a5 c5 41.Ke5 Kc6 42.Ra3 Rb1 43.Ke4 Kb5 44.Kd3 Kb4 45.Ra2 Rb3+ 46.Kc2 
Ra3 47.Rb2+ Kc4 48.Rxb7 Rxa5 49.Rb6 Ra2+ 50.Kb1 Ra4 51.Kc2 a5 52.Ra6 Kb5 
53.Ra8 Rh4 54.Rb8+ Kc4 55.Ra8 Rh2+ 56.Kb1 a4 57.Ka1 Kb3 58.Rb8+ Kc3 59.Rb7
c4 60.Ra7 Kc2 61.Rb7 c3 62.Rc7 Kb3 63.Rb7+ Ka3 64.Kb1 Rb2+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.44"]
[White "Conde, Adrian"]
[Black "Viana, Dirceu"]
[Result "0-1"]
[WhiteElo "2053"]
[BlackElo "2275"]
[ECO "D25"]
[EventDate "2012.10.12"]
[PlyCount "54"]

1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 Bg4 5.Bxc4 e6 6.Nc3 a6 7.a4 Nc6 8.O-O Bd6
9.h3 Bh5 10.Be2 O-O 11.e4 Bxf3 12.Bxf3 Nxd4 13.Bg5 h6 14.Bh4 Be5 15.Be2 g5
16.Bg3 Qd6 17.h4 Kg7 18.hxg5 hxg5 19.Qc1 Bf4 20.Bxf4 gxf4 21.Rd1 c5 22.g3 
e5 23.Ra3 Rad8 24.Bc4 Rg8 25.Kf1 Qd7 26.Ne2 Qh3+ 27.Kg1 Rh8 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.45"]
[White "Sperb, Eduardo Quintana"]
[Black "Feliciano Ebert, Vanessa"]
[Result "1/2-1/2"]
[WhiteElo "2040"]
[BlackElo "2268"]
[ECO "B07"]
[EventDate "2012.10.12"]
[PlyCount "138"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Bg5 Bg7 5.f3 h6 6.Be3 c6 7.Qd2 b5 8.Nge2 Nbd7 
9.a3 Nb6 10.b3 a6 11.a4 Bb7 12.Ng3 h5 13.h4 O-O 14.Bd3 Qc7 15.O-O b4 16.
Nce2 c5 17.d5 Rfe8 18.Rac1 c4 19.bxc4 Nxc4 20.Bxc4 Qxc4 21.a5 Rac8 22.Rb1 
Qxc2 23.Qxc2 Rxc2 24.Rxb4 Bc8 25.Rfb1 Ra2 26.Bb6 e6 27.dxe6 Bxe6 28.Nd4 
Bd7 29.Bc7 Rc8 30.Rb8 Rxb8 31.Rxb8+ Kh7 32.Nge2 Ba4 33.Rb4 Ne8 34.Bb6 Bd7 
35.Nc3 Ra1+ 36.Kf2 Bf6 37.g3 Bh3 38.Nd5 Ra2+ 39.Ke3 Ra3+ 40.Nb3 Be5 41.f4 
Bg7 42.Bd8 Be6 43.Kf2 Bxd5 44.exd5 Nf6 45.Bxf6 Bxf6 46.Kf3 Bc3 47.Rb7 Bxa5
48.Rxf7+ Kg8 49.Rb7 Be1 50.f5 gxf5 51.Kf4 a5 52.Kxf5 a4 53.Nd4 Rxg3 54.Ne6
a3 55.Ng5 a2 56.Rb8+ Kg7 57.Rb7+ Kf8 58.Rb8+ Ke7 59.Rb7+ Kd8 60.Nf7+ Ke8 
61.Nxd6+ Kf8 62.Ra7 Rg2 63.Ne4 Bxh4 64.d6 Rb2 65.Kg6 Bd8 66.Ra8 Rg2+ 67.
Kxh5 Kf7 68.Ra7+ Ke6 69.Nc3 Kxd6 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.46"]
[White "Cerda Albornoz, Guillermo"]
[Black "Morelli, Nicolas"]
[Result "1-0"]
[WhiteElo "2267"]
[BlackElo "2036"]
[ECO "C55"]
[EventDate "2012.10.12"]
[PlyCount "53"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d3 h6 5.Qe2 d6 6.c3 Be7 7.Bb3 Bg4 8.h3 Bh5 
9.Nbd2 Qd7 10.a4 a5 11.Nf1 Nd8 12.Ng3 Bxf3 13.Qxf3 g6 14.Be3 Ne6 15.Rd1 
Nc5 16.Bxc5 dxc5 17.O-O O-O 18.d4 cxd4 19.cxd4 exd4 20.e5 Nh7 21.e6 fxe6 
22.Qe4 Rf6 23.Rxd4 Bd6 24.Qe3 g5 25.Ne4 Rg6 26.Qd3 Rd8 27.Nxd6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.47"]
[White "Gaitan, Juan Manuel"]
[Black "Heinecke, Victor"]
[Result "1-0"]
[WhiteElo "2266"]
[BlackElo "2025"]
[ECO "A59"]
[EventDate "2012.10.12"]
[PlyCount "65"]

1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.bxa6 g6 6.Nc3 Bxa6 7.e4 Bxf1 8.Kxf1 
d6 9.g3 Bg7 10.Kg2 O-O 11.Nf3 Nbd7 12.Qe2 Ra7 13.a4 Qa8 14.Ra3 Rb8 15.Rd1 
Ne8 16.Bg5 Nb6 17.Rda1 h6 18.Be3 Nc7 19.Nd2 Na6 20.a5 Nd7 21.Nc4 Qb7 22.
Bc1 Nb4 23.a6 Qc7 24.Ra5 Qc8 25.Nb5 Rxa6 26.Rxa6 Nxa6 27.Nbxd6 exd6 28.
Nxd6 Qd8 29.Rxa6 Nb6 30.Bf4 g5 31.Nxf7 Kxf7 32.Bxb8 Qxb8 33.Qb5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.48"]
[White "Espinoza Palomino, Willyam"]
[Black "Evans, Pablo"]
[Result "1-0"]
[WhiteElo "2265"]
[BlackElo "2017"]
[ECO "B00"]
[EventDate "2012.10.12"]
[PlyCount "70"]

1.e4 b6 2.d4 Bb7 3.Nc3 e6 4.a3 Nf6 5.Bd3 d6 6.Nf3 Nbd7 7.Qe2 e5 8.Bg5 Be7 
9.Rd1 h6 10.Bc1 O-O 11.dxe5 dxe5 12.O-O Re8 13.Bc4 Bd6 14.Nh4 Nc5 15.f3 
Ne6 16.Nf5 Nd4 17.Nxd4 exd4 18.Nb5 Bc5 19.Qd3 Nd7 20.b4 Ne5 21.Qb3 a6 22.
bxc5 axb5 23.Bxb5 Re6 24.Be2 Ra7 25.f4 Nc6 26.cxb6 cxb6 27.Bf3 Na5 28.Qb4 
Bc6 29.Rfe1 Nc4 30.e5 Qh4 31.Rxd4 Rc7 32.g3 Rg6 33.Bg2 Qe7 34.Qxe7 Rxe7 
35.Rd8+ Kh7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.49"]
[White "Perez, Maximiliano"]
[Black "Rivas, Lucas"]
[Result "1-0"]
[WhiteElo "2264"]
[BlackElo "1987"]
[ECO "C47"]
[EventDate "2012.10.12"]
[PlyCount "47"]

1.e4 e5 2.Nf3 Nf6 3.Nc3 Nc6 4.d4 exd4 5.Nxd4 Bb4 6.Nxc6 Bxc3+ 7.bxc3 bxc6 
8.Bd3 d6 9.O-O Nd7 10.f4 O-O 11.Be3 Re8 12.Qf3 Qe7 13.Rae1 a5 14.e5 d5 15.
c4 Nc5 16.f5 Nxd3 17.cxd3 Rb8 18.Qg3 Qf8 19.Kh1 Ba6 20.cxd5 cxd5 21.Rc1 
Bxd3 22.Bc5 Qxc5 23.Rxc5 Bxf1 24.f6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.50"]
[White "Cuevas, Alex"]
[Black "Heinecke, Lucas"]
[Result "1/2-1/2"]
[WhiteElo "2263"]
[BlackElo "1978"]
[ECO "A36"]
[EventDate "2012.10.12"]
[PlyCount "61"]

1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.e3 e5 6.Nge2 Nge7 7.O-O d6 8.h3 Be6 
9.Nd5 Rb8 10.d3 b5 11.Nec3 a6 12.Rb1 Qd7 13.Kh2 O-O 14.b3 bxc4 15.dxc4 Bf5
16.Ra1 Nb4 17.Bb2 Bd3 18.Nxe7+ Qxe7 19.Nd5 Qe6 20.Rg1 e4 21.Nf4 Qe7 22.
Bxg7 Kxg7 23.a3 Nc2 24.Ra2 Rxb3 25.Rxc2 Bxc2 26.Qxc2 Rfb8 27.Rd1 Rb2 28.
Qxe4 Qxe4 29.Bxe4 Rxf2+ 30.Kg1 Ra2 31.Rxd6 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.51"]
[White "Sanchez Sandoval, Gonzalo"]
[Black "Santos, Haroldo Cunha dos"]
[Result "0-1"]
[WhiteElo "2029"]
[BlackElo "2263"]
[ECO "C66"]
[EventDate "2012.10.12"]
[PlyCount "74"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 d6 4.d4 Bd7 5.O-O Nf6 6.Nc3 exd4 7.Nxd4 Be7 8.Be2 
O-O 9.f4 Re8 10.Bf3 Bf8 11.Nb3 a5 12.a4 Be6 13.Kh1 Bc4 14.Re1 g6 15.Be3 
Bxb3 16.cxb3 Bg7 17.g4 Nd7 18.g5 Nb4 19.Re2 Qe7 20.Qg1 Rad8 21.Rd1 b6 22.
f5 Ne5 23.f6 Qd7 24.Rf1 Nxf3 25.Rxf3 Bf8 26.Qg3 Qe6 27.Qh4 Qxb3 28.Rh3 h5 
29.gxh6 Kh7 30.Rg3 Qc4 31.Kg1 d5 32.b3 Qc6 33.exd5 Rxd5 34.Ne4 Rde5 35.
Ng5+ Rxg5 36.Qxg5 Bd6 37.Rh3 Rd8 {Ilegible} 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.52"]
[White "Palmiotto, Marco Ivan"]
[Black "Barea, Luis"]
[Result "1-0"]
[WhiteElo "1985"]
[BlackElo "2245"]
[ECO "A08"]
[EventDate "2012.10.12"]
[PlyCount "91"]

1.e4 e6 2.d3 d5 3.Nd2 c5 4.Ngf3 Nc6 5.g3 Bd6 6.Bg2 Nge7 7.O-O b6 8.Re1 Bb7
9.Qe2 O-O 10.e5 Bc7 11.c3 a5 12.Nf1 Ng6 13.d4 Ba6 14.Qd1 b5 15.h4 h6 16.h5
Nge7 17.dxc5 Qb8 18.Bf4 b4 19.g4 Qb5 20.Ng3 bxc3 21.bxc3 Qd3 22.Qc1 f6 23.
Rd1 Qh7 24.exf6 Bxf4 25.Qxf4 Rxf6 26.Qe3 Raf8 27.Rd2 Kh8 28.Nh4 Bc4 29.Re1
g5 30.Nf3 Qf7 31.Nd4 e5 32.Ndf5 Nxf5 33.Nxf5 Qe6 34.Rb2 Rxf5 35.gxf5 Qxf5 
36.Bh3 Qf7 37.Bg4 d4 38.cxd4 exd4 39.Qg3 d3 40.Rb6 Bd5 41.Rd1 Qf4 42.Rxd3 
Qc1+ 43.Rd1 Qxc5 44.Qe3 Qc4 45.Be2 Qxa2 46.Rxc6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.53"]
[White "Santopietro, Gerardo"]
[Black "Tapie Amione, Pablo Adib"]
[Result "1/2-1/2"]
[WhiteElo "2006"]
[BlackElo "2240"]
[ECO "B30"]
[EventDate "2012.10.12"]
[PlyCount "50"]

1.e4 c5 2.Nf3 Nc6 3.Nc3 e5 4.Bc4 Be7 5.d3 d6 6.h3 Nf6 7.Be3 Be6 8.Nd5 Bxd5
9.exd5 b5 10.Bxb5 Qa5+ 11.Qd2 Qxb5 12.c4 Qa6 13.dxc6 Qxc6 14.b4 cxb4 15.
Qxb4 O-O 16.Rb1 Qc8 17.O-O Qf5 18.Qb7 Rfe8 19.Rb3 d5 20.cxd5 Rad8 21.d4 
exd4 22.Nxd4 Qxd5 23.Qxd5 Nxd5 24.Nc6 Nxe3 25.Rxe3 Kf8 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.54"]
[White "Bouwman, Marcelo Wanderley"]
[Black "Sampaio, Leonardo de Souza Prallon"]
[Result "1-0"]
[WhiteElo "2233"]
[BlackElo "1976"]
[ECO "B09"]
[EventDate "2012.10.12"]
[PlyCount "75"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 Bg7 5.Nf3 c6 6.Bd3 Bg4 7.Be3 b5 8.O-O b4 9.
Ne2 O-O 10.Kh1 Nbd7 11.c4 bxc3 12.bxc3 c5 13.Qe1 Qc8 14.Nd2 Nb6 15.f5 Na4 
16.Rc1 Nb2 17.Bb1 Qa6 18.Nf4 cxd4 19.cxd4 g5 20.Nh3 h6 21.Qg3 Be2 22.Rfe1 
Nd3 23.Bxd3 Bxd3 24.Nf2 Bb5 25.h4 Nh5 26.Qg4 Nf6 27.Qg3 Nh5 28.Qf3 Nf6 29.
hxg5 hxg5 30.Bxg5 Rfe8 31.Qg3 Kf8 32.Ng4 Nxg4 33.Qxg4 d5 34.e5 f6 35.Bf4 
fxe5 36.dxe5 Bh6 37.e6 Bxf4 38.Qg6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.55"]
[White "Bulgarini Torre, Marco"]
[Black "Lingua, Alejo"]
[Result "0-1"]
[WhiteElo "1977"]
[BlackElo "2232"]
[ECO "B23"]
[EventDate "2012.10.12"]
[PlyCount "45"]

1.e4 c5 2.Nc3 a6 3.g3 b5 4.Bg2 Bb7 5.d3 e6 6.Nh3 d6 7.O-O Nf6 8.f4 Nc6 9.
g4 h5 10.g5 Ng4 11.g6 f6 12.Nf2 Nxf2 13.Rxf2 Qc7 14.Bh3 Bc8 15.Be3 Bd7 16.
a3 Ne7 17.f5 exf5 18.exf5 O-O-O 19.Ne4 Nd5 20.Bd2 Nb6 21.Bf4 Nd5 22.Nd2 
Nb6 23.Qe1 {Ilegible} 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.56"]
[White "Ayala, Gustavo"]
[Black "Anino, Sergio"]
[Result "0-1"]
[WhiteElo "1955"]
[BlackElo "2226"]
[ECO "C54"]
[EventDate "2012.10.12"]
[PlyCount "80"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Nf6 5.d4 exd4 6.cxd4 Bb4+ 7.Nc3 Nxe4 8.
O-O Bxc3 9.d5 Ne5 10.Qe2 O-O 11.Nxe5 Bxe5 12.Qxe4 d6 13.f4 Bf6 14.Bd3 g6 
15.f5 Re8 16.Qf4 g5 17.Qg4 h6 18.Kh1 Kg7 19.Bd2 c5 20.Rae1 Rh8 21.Bc3 Bd7 
22.Bxf6+ Qxf6 23.Qg3 Rhf8 24.Re7 Rad8 25.h4 Kh8 26.Rfe1 Rg8 27.h5 Kg7 28.
Qf3 Rge8 29.Rxe8 Rxe8 30.Rxe8 Bxe8 31.Qe2 Qe5 32.Qxe5+ dxe5 33.g4 f6 34.
Be4 Kf8 35.Kg2 Ke7 36.d6+ Kxd6 37.Bd3 Kd5 38.Kf3 Kd4 39.Ke2 Bc6 40.Bc2 b5 
0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.57"]
[White "Sepulveda Perez, Jorge Eduardo"]
[Black "Zuriel, Marisa"]
[Result "0-1"]
[WhiteElo "1953"]
[BlackElo "2217"]
[ECO "B50"]
[EventDate "2012.10.12"]
[PlyCount "80"]

1.e4 c5 2.Nf3 d6 3.c3 Nf6 4.d3 Nc6 5.g3 g6 6.Bg2 Bg7 7.O-O O-O 8.Nbd2 Rb8 
9.Ng5 Qc7 10.f4 b5 11.Ndf3 b4 12.c4 a5 13.Nh3 Ng4 14.Nf2 Nd4 15.Nxg4 Bxg4 
16.Rb1 a4 17.Be3 b3 18.a3 Nc2 19.Bc1 Qd7 20.Qd2 h6 21.Ne1 Bd4+ 22.Kh1 Be3 
23.Qc3 Be2 24.Nxc2 bxc2 25.Qxc2 Bxf1 26.Bxe3 Bxg2+ 27.Kxg2 Rb3 28.f5 gxf5 
29.Bxh6 Rfb8 30.Bd2 fxe4 31.dxe4 Qb7 32.Bc3 Rxc3 33.Qe2 f5 34.Qh5 Qxe4+ 
35.Kh3 Qg4+ 36.Qxg4+ fxg4+ 37.Kxg4 Rxc4+ 38.Kg5 Re4 39.h4 Rb3 40.g4 Rg3 
0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.58"]
[White "Arias, Juan Carlos"]
[Black "Lopez Miller, Indalecio"]
[Result "0-1"]
[WhiteElo "2215"]
[BlackElo "1940"]
[ECO "A36"]
[EventDate "2012.10.12"]
[PlyCount "120"]

1.c4 Nf6 2.Nc3 c5 3.g3 g6 4.Bg2 Bg7 5.e4 Nc6 6.Nge2 d6 7.O-O O-O 8.d3 Ne8 
9.Be3 Bd7 10.Qd2 Nc7 11.f4 Ne6 12.f5 Ned4 13.Bh6 Rb8 14.Bxg7 Kxg7 15.Nxd4 
Nxd4 16.Nd5 f6 17.fxg6 hxg6 18.Rf2 Be6 19.Nf4 Qd7 20.Ne2 Nc6 21.b3 b5 22.
Raf1 a5 23.Rc1 Qa7 24.Nf4 Qd7 25.Ne2 bxc4 26.bxc4 Ne5 27.Rff1 Qa7 28.Rb1 
Rb6 29.Nc3 Rxb1 30.Rxb1 Bd7 31.h4 Bc6 32.Kh1 Rb8 33.Qc2 Rb6 34.Bf1 Qb7 35.
Rxb6 Qxb6 36.Qb1 Qxb1 37.Nxb1 Nxc4 38.Nc3 Ne5 39.Kg1 Nf3+ 40.Kf2 Nd4 41.
Bh3 Kh6 42.Bg4 Kg7 43.Bh3 e6 44.Ne2 Nxe2 45.Kxe2 e5 46.Be6 Kf8 47.a3 Ke7 
48.Bb3 f5 49.Ke3 Kf6 50.Bc4 g5 51.hxg5+ Kxg5 52.Be6 f4+ 53.gxf4+ exf4+ 54.
Ke2 Bb5 55.Bc8 Kf6 56.Bg4 Ke5 57.Kd2 Kd4 58.Be2 c4 59.dxc4 Bxc4 60.Bf3 Bd3
0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.59"]
[White "Ortiz, Jorge"]
[Black "Ferro, Ezequiel"]
[Result "0-1"]
[WhiteElo "1932"]
[BlackElo "2214"]
[ECO "B18"]
[EventDate "2012.10.12"]
[PlyCount "108"]

1.e4 c6 2.d4 d5 3.Nd2 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.Nf3 Nd7 7.Bd3 e6 8.O-O 
Ngf6 9.Re1 Be7 10.Qe2 O-O 11.Bd2 Qb6 12.Rab1 Rfe8 13.Bxg6 hxg6 14.c4 Qa6 
15.a3 b5 16.Ne5 Nxe5 17.dxe5 Nd7 18.cxb5 cxb5 19.Bc3 Nb6 20.Ne4 Nd5 21.
Rbc1 Qb6 22.Red1 Rac8 23.Qd2 Nxc3 24.Rxc3 Rxc3 25.Qxc3 b4 26.axb4 Bxb4 27.
Qd4 Qa5 28.Qd7 Rf8 29.Qd4 a6 30.g3 Qb5 31.Nd6 Qb8 32.Rc1 a5 33.Rc6 Qa8 34.
Qc4 Qd8 35.Rc8 Qd7 36.Rc7 Qa4 37.Nxf7 Qd1+ 38.Kg2 Rxf7 39.Rc8+ Bf8 40.f4 
Qd5+ 41.Qxd5 exd5 42.Ra8 Rb7 43.Rxa5 Rxb2+ 44.Kf3 Rd2 45.h3 Kf7 46.Ra6 Bc5
47.Kg4 Rd3 48.Ra2 Rb3 49.Rc2 Bb6 50.Kh4 d4 51.Rc6 d3 52.Rd6 Ba5 53.Kg5 d2 
54.Rd7+ Kf8 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.60"]
[White "Caceres Vasquez, Sergio"]
[Black "Arias, Juan Cruz"]
[Result "1/2-1/2"]
[WhiteElo "2213"]
[BlackElo "1899"]
[ECO "E44"]
[EventDate "2012.10.12"]
[PlyCount "53"]

1.d4 e6 2.c4 Nf6 3.Nc3 Bb4 4.e3 b6 5.Ne2 Ne4 6.Qc2 Bb7 7.a3 Bxc3+ 8.Nxc3 
f5 9.Bd3 Nxc3 10.Qxc3 O-O 11.O-O d6 12.f3 Nd7 13.Bd2 Qe7 14.Qc2 Rae8 15.b4
c5 16.a4 cxd4 17.exd4 Qf6 18.Bc3 Qg5 19.a5 e5 20.axb6 axb6 21.Ra7 Rb8 22.
dxe5 Qe3+ 23.Kh1 Nxe5 24.Bxe5 Qxe5 25.Raa1 Rbe8 26.Qd2 Qd4 27.Rae1 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.61"]
[White "Paniagua Chnelik, Sebastian"]
[Black "Hernandez Amura, Gilberto"]
[Result "1-0"]
[WhiteElo "2204"]
[BlackElo "1851"]
[ECO "A01"]
[EventDate "2012.10.12"]
[PlyCount "51"]

1.b3 e5 2.Bb2 d6 3.e3 Nf6 4.d4 Nbd7 5.Ne2 g6 6.Nbc3 Bg7 7.Qd2 O-O 8.O-O-O 
a5 9.Ng3 exd4 10.Qxd4 Nc5 11.Nd5 Ne8 12.Qd2 Bxb2+ 13.Kxb2 a4 14.h4 axb3 
15.axb3 c6 16.Nf4 Qb6 17.Be2 d5 18.Ra1 Rxa1 19.Rxa1 Nd6 20.Qd4 Bf5 21.Bd1 
Nb5 22.Qb4 Na6 23.Qd2 Nd6 24.Qc3 Nb5 25.Qf6 Bd7 26.Ngh5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.62"]
[White "Bianchi, Augusto"]
[Black "Miranda Junior, Roberto Calheiros"]
[Result "0-1"]
[WhiteElo "1903"]
[BlackElo "2200"]
[ECO "B22"]
[EventDate "2012.10.12"]
[PlyCount "58"]

1.e4 c5 2.c3 e6 3.d4 cxd4 4.cxd4 d5 5.Nc3 Nc6 6.Nf3 Bb4 7.e5 Qb6 8.Bd3 Bd7
9.a3 Bxc3+ 10.bxc3 Nge7 11.O-O h6 12.Bc2 Na5 13.Rb1 Qc7 14.Qd3 Rc8 15.Bb2 
Nc4 16.Rfc1 Qa5 17.Bb3 b5 18.Qe2 O-O 19.Ne1 f6 20.Nd3 Qc7 21.exf6 Rxf6 22.
Nc5 Rcf8 23.f3 Ng6 24.Bxc4 dxc4 25.Re1 Bc8 26.a4 Nf4 27.Qe5 Qf7 28.axb5 
Nxg2 29.Rf1 Nh4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.63"]
[White "Andrade, Roberto Luiz Costa"]
[Black "Besso, Javier Alejandro"]
[Result "1-0"]
[WhiteElo "2187"]
[BlackElo "1751"]
[ECO "B50"]
[EventDate "2012.10.12"]
[PlyCount "69"]

1.e4 c5 2.Nf3 d6 3.c3 Nf6 4.h3 d5 5.e5 Nfd7 6.d4 Nc6 7.Bd3 g6 8.O-O Bg7 9.
Ng5 e6 10.Be3 O-O 11.f4 cxd4 12.cxd4 Qb6 13.Rf2 Nb4 14.Bf1 f6 15.Nf3 fxe5 
16.fxe5 Bxe5 17.Nxe5 Nxe5 18.Rxf8+ Kxf8 19.a3 Nbc6 20.Nc3 Nf7 21.Bb5 a6 
22.Bxc6 bxc6 23.Qf3 Qxb2 24.Rf1 Ra7 25.Rb1 Qxa3 26.Nxd5 Qd6 27.Nf6 e5 28.
dxe5 Nxe5 29.Nd7+ Kg7 30.Nxe5 Re7 31.Rd1 Qe6 32.Bh6+ Kxh6 33.Qf8+ Kh5 34.
g4+ Kh4 35.Qh6+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.64"]
[White "Espindola, Juan Carlos"]
[Black "Souza Neves, Andrey"]
[Result "0-1"]
[WhiteElo "1891"]
[BlackElo "2147"]
[ECO "A15"]
[EventDate "2012.10.12"]
[PlyCount "90"]

1.Nf3 Nf6 2.c4 g6 3.b3 Bg7 4.Bb2 O-O 5.g3 d6 6.Bg2 Nc6 7.O-O e5 8.d3 Nh5 
9.Nc3 f5 10.Nd5 f4 11.Nd2 fxg3 12.hxg3 Bg4 13.Ne3 Be6 14.Bd5 Bxd5 15.Nxd5 
Ne7 16.Rc1 Nxd5 17.cxd5 Nf4 18.gxf4 exf4 19.Nf3 Bxb2 20.Rc2 Bg7 21.Kg2 Rf5
22.Rg1 g5 23.Kf1 Rxd5 24.Qc1 c6 25.Qa3 Qf6 26.Qb4 Rb5 27.Qa3 h5 28.b4 Rf5 
29.Qb3+ d5 30.b5 g4 31.Nd2 Rc8 32.bxc6 Rxc6 33.f3 g3 34.Kg2 Qe6 35.Nf1 
Rxc2 36.Qxc2 Qc6 37.Qb3 b6 38.e4 Rg5 39.exd5 Qxd5 40.Nd2 Qxb3 41.Nxb3 Re5 
42.Rh1 Re2+ 43.Kg1 a5 44.Rxh5 a4 45.Nd4 Bxd4+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.65"]
[White "Mackeprang, Luis"]
[Black "Zalimben, Maria Luz"]
[Result "1/2-1/2"]
[WhiteElo "2145"]
[BlackElo "1714"]
[ECO "C02"]
[EventDate "2012.10.12"]
[PlyCount "84"]

1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Nc6 5.Nf3 Qb6 6.Bd3 cxd4 7.cxd4 Bd7 8.Nc3 
Nxd4 9.Nxd4 Qxd4 10.O-O a6 11.Qf3 Ne7 12.Bf4 Ng6 13.Ne2 Qb6 14.Bg3 Bc6 15.
Rab1 Bb5 16.Bc2 Be7 17.Rfe1 Bb4 18.Red1 O-O 19.Qg4 Bc5 20.b4 Bxe2 21.Qxe2 
Be7 22.h4 Bxh4 23.Bxh4 Nxh4 24.Bxh7+ Kxh7 25.Qh5+ Kg8 26.Qxh4 f6 27.Rd3 
Qc7 28.exf6 Rxf6 29.Rh3 Raf8 30.Qh7+ Kf7 31.Rbb3 Ke8 32.Rbc3 Qd7 33.Rc2 d4
34.Rg3 R6f7 35.Qh5 d3 36.Rd2 Qb5 37.Qxb5+ axb5 38.Rgxd3 Ke7 39.Rd7+ Kf6 
40.R7d6 Rh8 41.Re2 Re7 42.g4 Rc8 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.66"]
[White "Arango, Andres Mauricio"]
[Black "Ezcurra, Mariano"]
[Result "1-0"]
[WhiteElo "2140"]
[BlackElo "1560"]
[ECO "B42"]
[EventDate "2012.10.12"]
[PlyCount "49"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Bd3 Qc7 6.O-O Nf6 7.Qe2 d6 8.Kh1 
Nc6 9.Nxc6 bxc6 10.f4 e5 11.Be3 Be7 12.a4 d5 13.Nd2 Ng4 14.fxe5 Nxe3 15.
Qxe3 Qxe5 16.Nf3 Qxb2 17.exd5 cxd5 18.Ng5 f6 19.Nxh7 Qe5 20.Bg6+ Kd7 21.
Qd3 Bd6 22.g3 Bb7 23.Rab1 Rab8 24.Rfe1 d4+ 25.Rxb7+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.67"]
[White "Elias, Roberto"]
[Black "Borja Avila, Raul"]
[Result "0-1"]
[WhiteElo "1885"]
[BlackElo "2140"]
[ECO "E91"]
[EventDate "2012.10.12"]
[PlyCount "70"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Nf3 Bg4 7.Nd2 Bxe2 8.Qxe2 
Nc6 9.Nb3 Nd7 10.Be3 e5 11.d5 Nd4 12.Qd1 Nxb3 13.axb3 b6 14.O-O f5 15.f4 
exf4 16.Bxf4 Nc5 17.Qd2 Bxc3 18.Qxc3 Nxe4 19.Qd4 Qf6 20.Rad1 Rae8 21.Rfe1 
Qh4 22.Bg3 Qg4 23.Rd3 Nxg3 24.Rxe8 Qxd4+ 25.Rxd4 Rxe8 26.hxg3 Re2 27.b4 
Rxb2 28.c5 Rc2 29.c6 h5 30.b5 Ra2 31.Rd3 a6 32.bxa6 Rxa6 33.Re3 Kf7 34.Kf2
Ra5 35.Rd3 Kf6 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.68"]
[White "Speranza, Mariano"]
[Black "Fiori, Hector"]
[Result "0-1"]
[WhiteElo "1851"]
[BlackElo "2125"]
[ECO "B42"]
[EventDate "2012.10.12"]
[PlyCount "62"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Bd3 Qc7 6.Be3 b5 7.O-O Bb7 8.Nd2 
Nf6 9.Qe2 d5 10.e5 Qxe5 11.Bxb5+ Nfd7 12.Ba4 Bd6 13.f4 Qf6 14.c3 O-O 15.g4
Qh4 16.g5 Nc5 17.Bc2 Ne4 18.Nxe4 dxe4 19.Qg2 Nd7 20.Bxe4 Bxe4 21.Qxe4 Nc5 
22.Qg2 Qh5 23.Rad1 f5 24.Nxe6 Nxe6 25.Rxd6 Rae8 26.Qd5 Qg4+ 27.Kh1 Qe2 28.
Qd3 Qxb2 29.Qxa6 Nxg5 30.Qc4+ Kh8 31.Bd2 Ne4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.69"]
[White "Martinez De Negri, Gonzalo"]
[Black "Cordono, Carlos"]
[Result "1-0"]
[WhiteElo "2123"]
[ECO "B22"]
[EventDate "2012.10.12"]
[PlyCount "47"]

1.e4 c5 2.Nf3 e6 3.c3 d5 4.exd5 Qxd5 5.Na3 Nc6 6.d4 Bd6 7.Nb5 Bb8 8.dxc5 
Qxc5 9.Be3 Qe7 10.b4 b6 11.Qa4 Qb7 12.Rd1 Ke7 13.Nbd4 Nxd4 14.Nxd4 e5 15.
Nc6+ Kf6 16.b5 g6 17.Qh4+ Kg7 18.Rd8 h6 19.Bc4 Bf5 20.Rxg8+ Kxg8 21.Qf6 
Bd6 22.Qxd6 Qd7 23.Qf6 Re8 24.Nxe5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.70"]
[White "Restuccia, Francisco"]
[Black "Freitas, Rames Fialho de"]
[Result "1/2-1/2"]
[WhiteElo "2118"]
[ECO "C01"]
[EventDate "2012.10.12"]
[PlyCount "105"]

1.e4 e6 2.d4 d5 3.exd5 exd5 4.Nf3 Nf6 5.c4 Bb4+ 6.Nc3 O-O 7.Be2 Be6 8.c5 
b6 9.cxb6 axb6 10.O-O Nbd7 11.Bf4 Bxc3 12.bxc3 Ne4 13.Qc1 c5 14.Ng5 Bf5 
15.Nxe4 Bxe4 16.Re1 Re8 17.a4 Qf6 18.Bb5 Bf5 19.Rxe8+ Rxe8 20.dxc5 bxc5 
21.a5 Ra8 22.Qe3 Qe6 23.a6 Qb6 24.c4 Nf6 25.Qe5 dxc4 26.Bxc4 Be6 27.Bd3 c4
28.Be3 Qc6 29.Bc2 Rxa6 30.Rxa6 Qxa6 31.Bg5 Nd7 32.Qd4 Qa2 33.Qd1 Qb2 34.h3
Qe5 35.Be3 Qd5 36.Qb1 h6 37.Be4 Qe5 38.Qb7 g5 39.Bc6 Nf6 40.Qe7 Qa1+ 41.
Kh2 Qe5+ 42.Kg1 Kg7 43.Bf3 c3 44.Qb4 c2 45.Qd2 Qa1+ 46.Kh2 Bf5 47.h4 Qe5+ 
48.Kg1 Kg6 49.hxg5 hxg5 50.Bxg5 Ne4 51.Bxe4 Bxe4 52.Bf4 Qa1+ 53.Kh2 
1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.71"]
[White "Lescano, Ramon"]
[Black "Benedetti, Julio"]
[Result "0-1"]
[BlackElo "2117"]
[ECO "A26"]
[EventDate "2012.10.12"]
[PlyCount "80"]

1.c4 Nf6 2.Nc3 g6 3.Nf3 Bg7 4.g3 O-O 5.Bg2 d6 6.O-O e5 7.d3 Nc6 8.Ne1 Nh5 
9.Nd5 Ne7 10.Rb1 Nxd5 11.cxd5 a5 12.b3 Bd7 13.h3 f5 14.e4 f4 15.g4 Nf6 16.
Bb2 Bb5 17.a4 Ba6 18.Nc2 h5 19.g5 Nd7 20.h4 f3 21.Bxf3 Rf4 22.Bc1 Rxh4 23.
Kg2 Bf8 24.Rh1 Rxh1 25.Kxh1 Be7 26.b4 b6 27.b5 Bc8 28.d4 Kg7 29.Qg1 Nf8 
30.Rb3 Nh7 31.Bb2 exd4 32.Nxd4 Kg8 33.Be2 Bf8 34.f4 Qe7 35.Ne6 Bxe6 36.Qd4
Bg7 37.Qxg7+ Qxg7 38.Bxg7 Bxd5 39.exd5 Kxg7 40.Re3 Kf7 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.72"]
[White "Avila, Pedro Andres"]
[Black "Mateu, Pedro"]
[Result "1-0"]
[WhiteElo "2145"]
[ECO "B22"]
[EventDate "2012.10.12"]
[PlyCount "49"]

1.e4 c5 2.d4 cxd4 3.c3 d5 4.exd5 Qxd5 5.cxd4 Nc6 6.Nf3 e6 7.Nc3 Bb4 8.Bd2 
Bxc3 9.Bxc3 Nf6 10.Bd3 O-O 11.Qe2 Rd8 12.O-O Bd7 13.Rfd1 Be8 14.Bc2 Qh5 
15.Rac1 Ne7 16.Qe1 Ng6 17.Ba5 Nf4 18.Bxd8 Qg4 19.Nh4 Rxd8 20.f3 Qg5 21.Be4
Bb5 22.Rc5 Ne2+ 23.Kh1 Qe3 24.Rxb5 Rxd4 25.Rb3 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.73"]
[White "Etchevest, Marcelo"]
[Black "Chiari, Arthur Gontijo"]
[Result "0-1"]
[WhiteElo "1744"]
[BlackElo "2098"]
[ECO "D00"]
[EventDate "2012.10.12"]
[PlyCount "70"]

1.d4 Nf6 2.Nc3 d5 3.e4 Nxe4 4.Nxe4 dxe4 5.f3 e5 6.Be3 exd4 7.Bxd4 Nc6 8.
Bb5 Bd7 9.Be3 Bd6 10.Qe2 Qh4+ 11.Bf2 Qg5 12.Be3 Qe5 13.O-O-O O-O 14.fxe4 
Qxe4 15.Bd3 Qa4 16.Kb1 Nb4 17.Bc4 Bf5 18.Bb3 Bxc2+ 19.Bxc2 Qxa2+ 20.Kc1 
Rfe8 21.Qf2 Qa1+ 22.Bb1 Re4 23.Ne2 Rae8 24.Rhf1 R8e7 25.Qf5 g6 26.Qc8+ Re8
27.Qd7 R4e7 28.Qb5 Rxe3 29.Qc4 R8e7 30.Nd4 R3e5 31.Nb3 Qa4 32.Qc3 Nd5 33.
Rxd5 Rxd5 34.Bc2 Qc6 35.Qh3 Qc4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.74"]
[White "Judewicz, Alejandro"]
[Black "Baquero, Yuri Paola"]
[Result "1/2-1/2"]
[WhiteElo "2084"]
[BlackElo "1780"]
[ECO "C11"]
[EventDate "2012.10.12"]
[PlyCount "69"]

1.e4 e6 2.Nf3 d5 3.Nc3 Nf6 4.e5 Nfd7 5.d4 h6 6.Bd3 c5 7.dxc5 Bxc5 8.Qe2 
Nc6 9.Bf4 Bb4 10.Bd2 a6 11.a3 Ba5 12.b4 Bb6 13.O-O Nd4 14.Nxd4 Bxd4 15.Qg4
Bxe5 16.Rae1 h5 17.Qf3 Qf6 18.Qxf6 Bxf6 19.Nxd5 O-O 20.Nxf6+ Nxf6 21.Bc3 
Nd5 22.Bb2 b5 23.Re4 g6 24.Re5 Ne7 25.Be4 Ra7 26.Rc5 Rd7 27.Bf3 Nd5 28.
Bxd5 Rxd5 29.Rc7 e5 30.Rc1 Rfd8 31.f4 Be6 32.Bxe5 Rd2 33.Bf6 Ra8 34.Re1 
Rad8 35.f5 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.75"]
[White "Monteiro, Marcos Paul de Souza"]
[Black "Rodriguez, Carolina"]
[Result "1-0"]
[WhiteElo "2040"]
[BlackElo "1776"]
[ECO "E98"]
[EventDate "2012.10.12"]
[PlyCount "61"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 
9.Ne1 Ne8 10.Be3 f5 11.f3 f4 12.Bf2 g5 13.b4 Rf7 14.c5 h5 15.cxd6 cxd6 16.
Nb5 Ng6 17.Nxa7 Bd7 18.Nb5 Bf8 19.Nc3 Nf6 20.h3 h4 21.Bb5 Bc8 22.Na4 Nh5 
23.Nb6 Rb8 24.Nxc8 Rxc8 25.Nd3 Ng3 26.Re1 Rc3 27.Qd2 Qc8 28.Nc5 Rxc5 29.
bxc5 dxc5 30.d6 b6 31.Bc4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.76"]
[White "Jorquera Alfaro, Mauricio"]
[Black "Besso, Guadalupe"]
[Result "1/2-1/2"]
[WhiteElo "2036"]
[BlackElo "1730"]
[ECO "D92"]
[EventDate "2012.10.12"]
[PlyCount "110"]

1.d4 Nf6 2.Nf3 g6 3.c4 Bg7 4.Nc3 d5 5.Bf4 c5 6.dxc5 Qa5 7.Qa4+ Qxa4 8.Nxa4
dxc4 9.e3 Bd7 10.Nc3 Na6 11.Bxc4 Nxc5 12.O-O O-O 13.Rac1 Rac8 14.Be5 Bg4 
15.Bd4 Nfe4 16.Nd5 Kh8 17.Rfd1 e6 18.Nc3 Nxc3 19.Bxc3 Rfd8 20.Bxg7+ Kxg7 
21.h3 Bxf3 22.gxf3 b6 23.b4 Nd3 24.Bxd3 Rxd3 25.Rxd3 Rxc1+ 26.Kg2 Rc2 27.
Ra3 Rc4 28.Rxa7 Rxb4 29.f4 h6 30.Kf3 Kf6 31.Ra3 e5 32.fxe5+ Kxe5 33.Ra7 
Kf6 34.Ra3 h5 35.Rc3 g5 36.a3 Rb1 37.Rc6+ Ke5 38.Rh6 h4 39.Rc6 f5 40.Rg6 
Rb3 41.Rc6 Rxa3 42.Rxb6 Ra1 43.Kg2 g4 44.Rg6 gxh3+ 45.Kxh3 Ra2 46.f4+ Ke4 
47.Re6+ Kf3 48.Kxh4 Rg2 49.Re5 Rg1 50.Rxf5 Kxe3 51.Rg5 Rf1 52.f5 Ke4 53.
Kg4 Rf4+ 54.Kg3 Rxf5 55.Rxf5 Kxf5 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.77"]
[White "Bidigaray, Marcio"]
[Black "Postolski, Javier"]
[Result "0-1"]
[WhiteElo "1715"]
[BlackElo "2006"]
[ECO "B92"]
[EventDate "2012.10.12"]
[PlyCount "60"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 e5 7.Nf3 Be6 8.Ng5 
Nc6 9.Nxe6 fxe6 10.Be3 Qd7 11.Bb6 Qf7 12.O-O Be7 13.f4 exf4 14.Rxf4 Ne5 
15.Qf1 O-O 16.Rd1 g5 17.Rf2 Qg6 18.h3 Nxe4 19.Nxe4 Qxe4 20.Rd2 Rxf2 21.
Bxf2 Rc8 22.c3 Rf8 23.Qe1 d5 24.Bd4 Bd6 25.Qd1 Qf4 26.Bxe5 Qe3+ 27.Kh1 
Qxe5 28.Qg1 Rf2 29.Rd1 Rxe2 30.g3 Qe4+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.78"]
[White "Maldonado, Federico"]
[Black "Romero Kries, Mario Andres"]
[Result "1-0"]
[WhiteElo "1973"]
[BlackElo "1645"]
[ECO "D35"]
[EventDate "2012.10.12"]
[PlyCount "75"]

1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 c6 6.cxd5 exd5 7.e3 Bf5 8.Bd3 
Bxd3 9.Qxd3 O-O 10.O-O Nbd7 11.Rab1 h6 12.Bh4 Bd6 13.b4 b5 14.Bg3 Qc7 15.
Rfc1 a6 16.a4 Bxg3 17.hxg3 Qd6 18.a5 Rfe8 19.Nd2 Re7 20.Qc2 Ng4 21.Ne2 Re6
22.Nf4 Rf6 23.e4 Re8 24.e5 Ngxe5 25.dxe5 Nxe5 26.Re1 Re7 27.Nd3 Nxd3 28.
Rxe7 Qxe7 29.Qxd3 Re6 30.Nf3 Re4 31.Qc3 Rc4 32.Qe5 Qf8 33.Nd4 Rxb4 34.Rxb4
Qxb4 35.Nxc6 Qb1+ 36.Kh2 Qd3 37.Qxd5 Qg6 38.Ne7+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.79"]
[White "Perez Velazco, Daniela"]
[Black "Cortes Orihuela, Javier"]
[Result "0-1"]
[WhiteElo "1465"]
[BlackElo "1948"]
[ECO "E97"]
[EventDate "2012.10.12"]
[PlyCount "80"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 
9.b4 Nh5 10.Re1 f5 11.Ng5 Nf6 12.Bf3 h6 13.Ne6 Bxe6 14.dxe6 c6 15.Qb3 fxe4
16.Nxe4 Nxe4 17.Bxe4 Qc8 18.Rd1 Qxe6 19.Rxd6 Qxd6 20.c5+ Qd5 21.Bxd5+ Nxd5
22.Bb2 Rf4 23.a3 Raf8 24.Rf1 a6 25.Bc1 R4f5 26.a4 e4 27.b5 Bd4 28.Qg3 g5 
29.Qd6 R5f6 30.Qd7 e3 31.Qg4 exf2+ 32.Kh1 Ne3 33.Bxe3 Bxe3 34.bxc6 bxc6 
35.Qc4+ Kg7 36.Qxa6 Bxc5 37.Qb7+ R8f7 38.Qb2 Rd7 39.Qa1 Bd4 40.Qb1 Re6 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.80"]
[White "Argote Heredia, Valentina"]
[Black "Derbes, Jose Maria"]
[Result "0-1"]
[WhiteElo "1856"]
[ECO "B32"]
[EventDate "2012.10.12"]
[PlyCount "96"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 e5 5.Nb5 a6 6.Nd6+ Bxd6 7.Qxd6 Qf6 8.
Qxf6 Nxf6 9.f3 d5 10.exd5 Nxd5 11.Bc4 Be6 12.Bd2 O-O 13.Nc3 Nce7 14.Ne4 
Rac8 15.Bb3 Rfd8 16.Rd1 b6 17.Kf2 Nc7 18.Rhe1 Bxb3 19.axb3 f6 20.c4 Ne6 
21.Be3 b5 22.c5 Nf5 23.b4 Nxe3 24.Rxd8+ Rxd8 25.Rxe3 Rd4 26.c6 Rxb4 27.Nc5
Nc7 28.Rd3 Rd4 29.Rxd4 exd4 30.Ke2 Kf7 31.Kd3 Ke7 32.Ne4 Ne6 33.f4 f5 34.
Ng5 Nxg5 35.fxg5 Kd6 36.Kxd4 Kxc6 37.Ke5 a5 38.Ke6 a4 39.Kf7 b4 40.Kxg7 a3
41.bxa3 bxa3 42.Kxh7 a2 43.g6 a1=Q 44.g7 Qa7 45.Kh8 Qd4 46.g3 Qf6 47.Kh7 
Qf7 48.h4 Kd6 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.81"]
[White "Horst, Rodrigo"]
[Black "Vasta, Eduardo"]
[Result "1-0"]
[BlackElo "2307"]
[ECO "A00"]
[EventDate "2012.10.12"]
[PlyCount "0"]

1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.82"]
[White "Mendez, Nicolas"]
[Black "Ferreira, Kleber Victor"]
[Result "0-1"]
[WhiteElo "1744"]
[BlackElo "2121"]
[ECO "A25"]
[EventDate "2012.10.12"]
[PlyCount "86"]

1.c4 e5 2.Nc3 Nc6 3.g3 f5 4.Bg2 Nf6 5.d3 Bb4 6.a3 Bxc3+ 7.bxc3 d6 8.Qb3 
Na5 9.Qa4+ c6 10.Bd2 Bd7 11.c5 b5 12.cxb6 axb6 13.c4 O-O 14.e3 Nb7 15.Qc2 
Nc5 16.Ne2 Qe8 17.O-O Qh5 18.f3 Ne6 19.d4 Ng5 20.Bc3 e4 21.Nf4 Qh6 22.h4 
Nxf3+ 23.Bxf3 exf3 24.Rxf3 Rfe8 25.Bb2 Ng4 26.Re1 Nf6 27.Bc1 Ne4 28.Qg2 
Qf6 29.Bb2 Qf7 30.d5 c5 31.Qc2 Reb8 32.Ne2 Ba4 33.Qc1 Qg6 34.Kh2 Bd7 35.
Nf4 Qg4 36.Qd1 b5 37.cxb5 Rxb5 38.Bc1 Rb1 39.Qe2 Rab8 40.Rg1 Bb5 41.Qg2 
Bc4 42.Re1 Ra1 43.Rg1 Ra2 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.83"]
[White "Bigoria Escobedo, Luis"]
[Black "Fonseca, Luis Ernesto Serra"]
[Result "0-1"]
[WhiteElo "1716"]
[BlackElo "2096"]
[ECO "B24"]
[EventDate "2012.10.12"]
[PlyCount "14"]

1.e4 c5 2.Nc3 e6 3.g3 Nc6 4.Nge2 g6 5.Bg2 Bg7 6.O-O Nf6 7.f4 Ng4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.84"]
[White "Lo Presti, Roberto"]
[Black "Beron, Ricardo"]
[Result "1-0"]
[WhiteElo "2065"]
[BlackElo "1703"]
[ECO "B09"]
[EventDate "2012.10.12"]
[PlyCount "63"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 Bg7 5.Nf3 c5 6.dxc5 Qa5 7.Bd3 Qxc5 8.Qe2 
O-O 9.Be3 Qa5 10.O-O Nc6 11.a3 Ng4 12.Bd2 Nd4 13.Nxd4 Bxd4+ 14.Kh1 Qd8 15.
f5 Nf6 16.Bh6 Re8 17.Bc4 Bxc3 18.bxc3 Qa5 19.Qf3 Qe5 20.Rae1 Bd7 21.Bf4 
Qc5 22.Bb3 Bc6 23.fxg6 hxg6 24.Qg3 Kg7 25.Bg5 Rh8 26.Bxf6+ exf6 27.Rf5 Qb6
28.Rf4 Rh5 29.Ref1 f5 30.Rxf5 Rxh2+ 31.Qxh2 gxf5 32.Rxf5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.85"]
[White "Prado, Hamilton Mesquita do"]
[Black "Aberbach, Angel"]
[Result "0-1"]
[WhiteElo "1669"]
[BlackElo "2023"]
[ECO "A48"]
[EventDate "2012.10.12"]
[PlyCount "96"]

1.d4 Nf6 2.Bf4 d6 3.e3 g6 4.Be2 Bg7 5.Nf3 O-O 6.O-O Nh5 7.Bg5 h6 8.Bh4 Nf6
9.h3 Nbd7 10.c4 Ne4 11.Nbd2 Ndf6 12.Nxe4 Nxe4 13.Nd2 Bf5 14.Nxe4 Bxe4 15.
Bf3 Bxf3 16.Qxf3 c6 17.a4 Qd7 18.Bg3 e5 19.dxe5 dxe5 20.Rfd1 Qe6 21.Rac1 
f5 22.b4 Rad8 23.Qe2 g5 24.f4 exf4 25.Bf2 fxe3 26.Qxe3 Qxe3 27.Bxe3 a6 28.
Bb6 Rde8 29.Rd7 Rf7 30.Rcd1 Re4 31.Rxf7 Kxf7 32.Rd7+ Re7 33.Rd1 Bc3 34.Bc5
Re1+ 35.Rxe1 Bxe1 36.Kf1 Bg3 37.Ke2 Ke6 38.b5 axb5 39.axb5 cxb5 40.cxb5 
Kd5 41.Bf8 h5 42.Kd3 g4 43.hxg4 hxg4 44.Be7 Bc7 45.Ba3 Bb6 46.Be7 f4 47.
Bb4 f3 48.gxf3 g3 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.86"]
[White "Perez Wertheim, Rodolfo"]
[Black "Aguero Arce, Matias"]
[Result "1/2-1/2"]
[WhiteElo "2015"]
[BlackElo "1633"]
[ECO "D02"]
[EventDate "2012.10.12"]
[PlyCount "112"]

1.d4 Nf6 2.Nf3 e6 3.Bf4 d5 4.e3 Bd6 5.c3 O-O 6.Nbd2 Nbd7 7.Bd3 Re8 8.Qc2 
e5 9.dxe5 Nxe5 10.Nxe5 Bxe5 11.Bxe5 Rxe5 12.O-O-O h6 13.e4 dxe4 14.Nxe4 
Nxe4 15.Bxe4 Qe7 16.f3 Bf5 17.Bxf5 Qg5+ 18.Kb1 Qxf5 19.Qxf5 Rxf5 20.Rd7 
Rg5 21.g3 Rc8 22.Re1 Rf5 23.f4 b5 24.Ree7 a5 25.Rxc7 Rxc7 26.Rxc7 g5 27.
fxg5 hxg5 28.Rd7 Kg7 29.Kc2 a4 30.b3 Kg6 31.bxa4 bxa4 32.c4 Kf6 33.Kc3 Ke6
34.Rd2 Rc5 35.Kb4 Rc8 36.c5 f5 37.Rc2 Kd5 38.Kb5 f4 39.gxf4 gxf4 40.h4 f3 
41.Kb6 Rc6+ 42.Kb5 Rc8 43.Rd2+ Ke4 44.c6 Ke3 45.Rc2 f2 46.Rc3+ Kd2 47.Rf3 
Ke2 48.Rf7 f1=Q 49.Rxf1 Kxf1 50.Kb6 Kg2 51.Kb7 Rh8 52.c7 Kg3 53.h5 Kg4 54.
h6 Kg5 55.c8=Q Rxc8 56.Kxc8 Kxh6 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.87"]
[White "Epelboin, Matias"]
[Black "Desanzo, Juan Carlos"]
[Result "1-0"]
[WhiteElo "1941"]
[BlackElo "1604"]
[ECO "B90"]
[EventDate "2012.10.12"]
[PlyCount "17"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bc4 Nc6 7.Nxc6 bxc6 8.e5 
dxe5 9.Bxf7+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.88"]
[White "Nicosia, Mariano"]
[Black "Brizzi, Victor Emmanuel"]
[Result "0-1"]
[WhiteElo "1562"]
[BlackElo "1930"]
[ECO "B50"]
[EventDate "2012.10.12"]
[PlyCount "28"]

1.e4 c5 2.Nf3 e6 3.Nc3 d6 4.Be2 Nf6 5.d3 Be7 6.Bg5 Nc6 7.a3 a6 8.O-O b5 9.
d4 cxd4 10.Nxd4 Bb7 11.b4 Qc7 12.f4 Qb6 13.Bxf6 Bxf6 14.Kh1 Qxd4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.89"]
[White "Farias, Sergio Luiz Cardoso"]
[Black "Bilbao, Guillermo"]
[Result "1-0"]
[WhiteElo "1524"]
[BlackElo "1890"]
[ECO "C26"]
[EventDate "2012.10.12"]
[PlyCount "101"]

1.e4 e5 2.Nc3 Nf6 3.Bc4 Be7 4.d3 O-O 5.Nf3 Nc6 6.O-O d6 7.Re1 Bg4 8.h3 Bh5
9.g4 Bg6 10.Nh4 Nxe4 11.Nxg6 Nxc3 12.Nxe7+ Qxe7 13.bxc3 Qh4 14.Qf3 Kh8 15.
Re4 Qd8 16.Bd5 Ne7 17.Bxb7 Rb8 18.Ba6 f5 19.Rb4 Rxb4 20.cxb4 fxg4 21.Qxg4 
h6 22.d4 c6 23.Bd3 exd4 24.Qxd4 Rf6 25.Bb2 Qf8 26.Rf1 d5 27.Qxa7 Rf3 28.
Qd7 Nf5 29.Bxf5 Rxf5 30.f4 c5 31.Kh2 Rf7 32.Qxd5 cxb4 33.Qd4 Qe7 34.Rf2 
Kh7 35.Rg2 Qb7 36.Qe5 Re7 37.Rxg7+ Rxg7 38.Qxg7+ Qxg7 39.Bxg7 Kxg7 40.Kg3 
Kf6 41.Kg4 Kg6 42.f5+ Kf6 43.Kf4 Kf7 44.Ke5 Ke7 45.f6+ Kf7 46.Kf5 Kf8 47.
Ke6 Ke8 48.Kf5 Kf7 49.h4 Kf8 50.Kg6 h5 51.f7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.90"]
[White "Areco, Antonio"]
[Black "Freitas, Julio Eimard de"]
[Result "1/2-1/2"]
[BlackElo "1882"]
[ECO "A01"]
[EventDate "2012.10.12"]
[PlyCount "61"]

1.b3 Nf6 2.Bb2 g6 3.c4 Bg7 4.Nf3 c5 5.e3 O-O 6.Nc3 Nc6 7.a3 d6 8.Be2 Bd7 
9.Nd5 Nxd5 10.Bxg7 Nxe3 11.dxe3 Kxg7 12.O-O a6 13.Qd2 Rb8 14.Rfd1 Qa5 15.
Qb2+ Kg8 16.h4 Bg4 17.Rd5 Qc7 18.Rad1 Bxf3 19.Bxf3 b5 20.cxb5 Rxb5 21.h5 
Rfb8 22.h6 Na5 23.R1d3 f6 24.Re5 dxe5 25.Bd5+ Kf8 26.Bc4 R5b6 27.Qe2 Rd6 
28.Qg4 Rbd8 29.g3 Rxd3 30.Qe6 Rd1+ 31.Kh2 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.91"]
[White "Bigoria Escobedo, Raul"]
[Black "Caceres Recalde, Gonzalo"]
[Result "1/2-1/2"]
[WhiteElo "1868"]
[BlackElo "1582"]
[ECO "A48"]
[EventDate "2012.10.12"]
[PlyCount "48"]

1.d4 Nf6 2.Nf3 g6 3.Bf4 Bg7 4.c3 d6 5.Nbd2 O-O 6.e4 Nbd7 7.Bc4 Re8 8.Qb3 
Rf8 9.O-O e5 10.dxe5 dxe5 11.Be3 Ng4 12.Bg5 Qe8 13.h3 Ngf6 14.Be3 Qe7 15.
Rfe1 Nc5 16.Qb4 b6 17.Nb3 Nfd7 18.Bb5 Bf6 19.Bxd7 Nxd7 20.Qxe7 Bxe7 21.
Rad1 Bd6 22.Nbd2 Ba6 23.Nf1 Kg7 24.N1h2 Nf6 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.92"]
[White "Alvarez, Agustin"]
[Black "Acosta, Lautaro Gaston"]
[Result "1-0"]
[WhiteElo "1863"]
[ECO "A04"]
[EventDate "2012.10.12"]
[PlyCount "53"]

1.Nf3 c5 2.g3 d6 3.Bg2 g6 4.O-O Bg7 5.e4 Nc6 6.c3 Nf6 7.Re1 Bg4 8.h3 Bxf3 
9.Qxf3 O-O 10.Na3 Ne5 11.Qe2 Qb6 12.Kh2 c4 13.f4 Nd3 14.Nxc4 Qf2 15.Qxf2 
Nxf2 16.e5 dxe5 17.Nxe5 Rab8 18.Kg1 Nxh3+ 19.Bxh3 Rfd8 20.d3 e6 21.Be3 Ra8
22.Bc5 Nh5 23.Nxf7 Kxf7 24.Bxe6+ Ke8 25.Bd5+ Kd7 26.Re7+ Kc8 27.Bxb7+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.93"]
[White "Duran, Melissa"]
[Black "Curotto, Nicolas"]
[Result "0-1"]
[BlackElo "1859"]
[ECO "B30"]
[EventDate "2012.10.12"]
[PlyCount "84"]

1.e4 c5 2.Bc4 Nc6 3.Nf3 e6 4.d4 cxd4 5.Nxd4 Bc5 6.Be3 Qb6 7.Nxc6 Bxe3 8.
Qf3 bxc6 9.Qxe3 Qxb2 10.Qc3 Qxc3+ 11.Nxc3 d5 12.Bd3 Ne7 13.Na4 Ng6 14.Nc5 
Nf4 15.Bf1 O-O 16.g3 Ng6 17.Bg2 Rb8 18.O-O Rb5 19.Nb3 Ba6 20.Rfc1 Rd8 21.
c4 dxc4 22.Rxc4 Rxb3 23.axb3 Bxc4 24.bxc4 Rd7 25.h4 Kf8 26.f4 f6 27.e5 Rc7
28.Ra6 fxe5 29.Rxc6 Rxc6 30.Bxc6 exf4 31.h5 Ne5 32.Bb5 fxg3 33.c5 Ke7 34.
Kg2 Kd8 35.Kxg3 Kc7 36.Kf4 Nc6 37.Kg5 e5 38.h6 gxh6+ 39.Kxh6 e4 40.Kxh7 e3
41.Kg7 Nd4 42.Kf7 Nxb5 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.94"]
[White "Villegas, Franco"]
[Black "Bustos, Pedro"]
[Result "1-0"]
[WhiteElo "1852"]
[ECO "B76"]
[EventDate "2012.10.12"]
[PlyCount "41"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O 8.Qd2 h5
9.Be2 Nc6 10.O-O-O Bd7 11.Rhg1 Ne5 12.h3 Rc8 13.g4 hxg4 14.hxg4 Nc4 15.
Bxc4 Rxc4 16.Nf5 gxf5 17.gxf5 Nh5 18.Bh6 f6 19.Bxg7 Nxg7 20.Rxg7+ Kxg7 21.
Qg2+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.95"]
[White "Krumrick, Ezequiel Arturo"]
[Black "Saitta, Jorge"]
[Result "1-0"]
[BlackElo "1847"]
[ECO "D02"]
[EventDate "2012.10.12"]
[PlyCount "91"]

1.d4 Nf6 2.Nf3 d5 3.Bf4 e6 4.e3 Bd6 5.c3 Bxf4 6.exf4 O-O 7.Nbd2 c5 8.Bd3 
Nc6 9.dxc5 Qc7 10.g3 e5 11.fxe5 Nxe5 12.Nxe5 Qxe5+ 13.Qe2 Qc7 14.O-O-O Re8
15.Qf1 Qxc5 16.Nb3 Qb6 17.Nd4 Ne4 18.Bb5 Rd8 19.Bd3 Nc5 20.Bc2 g6 21.Re1 
a5 22.Qb5 Qxb5 23.Nxb5 Ne6 24.Rd1 Bd7 25.Nd4 Nxd4 26.Rxd4 Bc6 27.Rhd1 Rd7 
28.R1d2 a4 29.b3 b5 30.bxa4 bxa4 31.c4 Rad8 32.cxd5 Rxd5 33.Rxd5 Rxd5 34.
Rxd5 Bxd5 35.Kb2 f5 36.Bxa4 Kg7 37.Bb3 Ba8 38.Kc3 Kf6 39.Kd4 Bb7 40.Bd5 
Ba6 41.a4 g5 42.a5 h5 43.f4 h4 44.Bc4 hxg3 45.hxg3 Bb7 46.a6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.96"]
[White "Brizzi, Milagros Tatiana"]
[Black "Gerez, Ariel"]
[Result "1-0"]
[WhiteElo "1839"]
[ECO "B50"]
[EventDate "2012.10.12"]
[PlyCount "121"]

1.e4 c5 2.Nf3 d6 3.d3 Nf6 4.g3 Nc6 5.Bg2 Bg4 6.h3 Bxf3 7.Qxf3 Nd4 8.Qd1 
Qb6 9.c3 Nc6 10.Nd2 e6 11.Nc4 Qc7 12.O-O b5 13.Ne3 Be7 14.f4 Rd8 15.Qf3 d5
16.e5 Nd7 17.Bd2 Nb6 18.Rae1 c4 19.d4 b4 20.f5 Qd7 21.Qg4 g6 22.fxg6 hxg6 
23.Qf3 Rh7 24.Ng4 bxc3 25.bxc3 Rb8 26.h4 Na4 27.Bg5 Kf8 28.Bxe7+ Qxe7 29.
Nf6 Rh8 30.h5 gxh5 31.Nxh5 Nxc3 32.Nf4 Nxd4 33.Qxc3 Nf5 34.Nxd5 exd5 35.
Rxf5 Qc5+ 36.Kf1 Rh2 37.Qf3 Rh7 38.e6 c3 39.Rxd5 Qc4+ 40.Qd3 Qxd3+ 41.Rxd3
fxe6 42.Rxc3 Re7 43.Rce3 Rb2 44.R1e2 Rb6 45.g4 Kf7 46.a4 Kf6 47.Kf2 Rb4 
48.Re4 Rb6 49.Kg3 e5 50.Rf2+ Kg6 51.Rf5 Ra6 52.Bf1 Ra5 53.Bd3 Kg7 54.g5 
Rd5 55.Bb5 Rc5 56.Rf6 Rc3+ 57.Kg4 Rc1 58.Ra6 Rg1+ 59.Kf5 Rf7+ 60.Kxe5 
Rxg5+ 61.Kd4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.97"]
[White "Malvicino, Juan Carlos"]
[Black "March, Diego"]
[Result "0-1"]
[BlackElo "1822"]
[ECO "A29"]
[EventDate "2012.10.12"]
[PlyCount "58"]

1.c4 e5 2.Nc3 Nc6 3.g3 Nf6 4.Bg2 Bc5 5.Nf3 d6 6.O-O O-O 7.d3 h6 8.Na4 Bb6 
9.Nxb6 axb6 10.Bd2 d5 11.cxd5 Nxd5 12.Qc1 Be6 13.h4 Nde7 14.b3 Nf5 15.Re1 
Qd6 16.g4 Nfe7 17.Nh2 Ra7 18.h5 Rfa8 19.Bxh6 gxh6 20.Qxh6 Bxb3 21.Qg5+ Kh8
22.Be4 Rxa2 23.Rac1 Rg8 24.Qe3 Bd5 25.g5 Bxe4 26.dxe4 Ra3 27.Rc3 Rxc3 28.
Qxc3 Rxg5+ 29.Kf1 Rxh5 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.98"]
[White "Figar, Nicolas"]
[Black "Heller, Eduardo"]
[Result "1-0"]
[WhiteElo "1802"]
[ECO "C60"]
[EventDate "2012.10.12"]
[PlyCount "79"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 Nge7 4.O-O d6 5.c3 Bg4 6.h3 Bh5 7.d3 a6 8.Ba4 b5 
9.Bc2 d5 10.Nbd2 d4 11.a4 b4 12.cxb4 Nxb4 13.g4 Nxc2 14.Qxc2 Bg6 15.Nxe5 
Qd6 16.Ndc4 Qc5 17.b4 Qxb4 18.Rb1 Qc3 19.Qa2 Nc6 20.Bd2 Nb4 21.Rxb4 Bxb4 
22.Bxc3 dxc3 23.Rb1 a5 24.Nc6 Ra6 25.Nxb4 axb4 26.Rxb4 O-O 27.Qc2 c5 28.
Rb6 Rxa4 29.Qxa4 f6 30.Qb3 c2 31.Qxc2 Rd8 32.Rc6 h5 33.Rxc5 hxg4 34.hxg4 
Ra8 35.Ne3 Ra1+ 36.Kg2 Kh7 37.Qc4 Ra7 38.Rc7 Ra6 39.Nf5 Bxf5 40.Qf7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.99"]
[White "Minelli, Fausto"]
[Black "Oliveira, Francemir Barra de"]
[Result "1-0"]
[BlackElo "1799"]
[ECO "E18"]
[EventDate "2012.10.12"]
[PlyCount "85"]

1.d4 Nf6 2.c4 e6 3.Nc3 Be7 4.Nf3 b6 5.g3 Bb7 6.Bg2 d6 7.O-O O-O 8.Qc2 Nbd7
9.e4 e5 10.d5 Kh8 11.Bd2 Rg8 12.b4 a6 13.Qb3 Rb8 14.h3 Nf8 15.Be3 Bc8 16.
Qc2 Bd7 17.Qd3 Qc8 18.Kh2 Nh5 19.Bg5 f6 20.Be3 g5 21.Nd2 Ng6 22.Qe2 Ng7 
23.Nb3 f5 24.exf5 Nxf5 25.Ne4 h6 26.c5 Bb5 27.Qh5 Kg7 28.Rfc1 Be8 29.Qd1 
Qd8 30.cxd6 cxd6 31.Rc3 Rf8 32.Rac1 Bd7 33.Rc7 Nxe3 34.fxe3 Bf5 35.Nbd2 
Rf7 36.Ra7 a5 37.b5 Nf8 38.Rcc7 Bd7 39.a4 Be8 40.Qc2 Nd7 41.Nc4 Rc8 42.
Ncxd6 Rxc7 43.Qxc7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "3.100"]
[White "Morales, Guillermo"]
[Black "Moyses Sobrinho, Elias"]
[Result "0-1"]
[WhiteElo "1779"]
[ECO "D78"]
[EventDate "2012.10.12"]
[PlyCount "94"]

1.d4 Nf6 2.Nf3 g6 3.g3 Bg7 4.Bg2 O-O 5.c4 d5 6.Qb3 c6 7.O-O Nbd7 8.Nc3 
dxc4 9.Qxc4 Nb6 10.Qb3 Nfd5 11.e4 Nxc3 12.bxc3 Be6 13.Qc2 Bc4 14.Re1 Re8 
15.Bf4 Nd7 16.Rab1 b5 17.Nd2 Nb6 18.Nxc4 Nxc4 19.e5 Rc8 20.Qd3 e6 21.a4 a6
22.axb5 axb5 23.Re2 Nb6 24.Qd2 Nd5 25.Bxd5 Qxd5 26.Ra1 Ra8 27.Ree1 Ra4 28.
Rxa4 bxa4 29.Qc2 Ra8 30.Ra1 a3 31.Be3 Qc4 32.Bd2 a2 33.Qb2 Bf8 34.Qb7 Qa4 
35.Bc1 c5 36.Qe4 cxd4 37.Qxd4 Qxd4 38.cxd4 Rb8 39.Rxa2 Rb1 40.Rc2 Ba3 41.
Kg2 Rxc1 42.Ra2 Rc3 43.Kh3 Rd3 44.f4 Bb4 45.Ra7 Rxd4 46.Kg4 Kg7 47.h4 h5+ 
0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.1"]
[White "Ortiz Suarez, Isan Reynaldo"]
[Black "Bruzon Batista, Lazaro"]
[Result "1/2-1/2"]
[WhiteElo "2579"]
[BlackElo "2717"]
[ECO "D36"]
[EventDate "2012.10.12"]
[PlyCount "17"]

1.d4 Nf6 2.c4 e6 3.Nf3 d5 4.Nc3 Be7 5.cxd5 exd5 6.Bg5 c6 7.Qc2 g6 8.e3 Bf5
9.Bd3 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.2"]
[White "Granda Zuniga, Julio"]
[Black "Mekhitarian, Krikor Sevag"]
[Result "1/2-1/2"]
[WhiteElo "2647"]
[BlackElo "2503"]
[ECO "D30"]
[EventDate "2012.10.12"]
[PlyCount "148"]

1.d4 Nf6 2.c4 e6 3.Nf3 d5 4.cxd5 exd5 5.Bg5 c6 6.Nbd2 Be7 7.e3 Bf5 8.Ne5 
O-O 9.Bd3 Bxd3 10.Nxd3 Nbd7 11.O-O a5 12.Rc1 Re8 13.Qb3 Qb6 14.Qxb6 Nxb6 
15.Nb3 Ne4 16.Bxe7 Rxe7 17.Nbc5 Nxc5 18.dxc5 Nc4 19.b3 Ne5 20.Nb2 Nd7 21.
Rfd1 Re4 22.a3 Kf8 23.Na4 Ra6 24.Kf1 Ke8 25.Rc3 Kd8 26.f3 Re7 27.Rd4 Kc7 
28.Kf2 f5 29.h4 Ra8 30.Nb2 Nf8 31.Nd3 Ne6 32.Ra4 Ree8 33.Rc1 g6 34.Nf4 
Nxf4 35.Rxf4 Re6 36.h5 Rae8 37.Rc3 Re5 38.hxg6 hxg6 39.Ra4 g5 40.Rd3 d4 
41.Raxd4 Rxc5 42.g4 Re7 43.gxf5 Rxf5 44.Kg3 Ref7 45.e4 Rf4 46.Re3 Rh4 47.
Rd2 Rfh7 48.Red3 Kb6 49.Rd7 R7h5 50.Rg2 Rh1 51.Rg7 Rb1 52.Kg4 Rh8 53.Kxg5 
Rxb3 54.f4 Kc5 55.Rg4 b5 56.f5 Rxa3 57.e5 a4 58.f6 Kd5 59.Kf4 Rd8 60.f7 
Rf8 61.R4g6 Ra1 62.Rd6+ Kc5 63.Rd7 Re1 64.Kf5 a3 65.e6 a2 66.Ra7 Kd6 67.
Rg8 Rf1+ 68.Kg6 a1=Q 69.Rxa1 Rxa1 70.Rxf8 Rg1+ 71.Kf6 Rf1+ 72.Kg7 Rg1+ 73.
Kf6 Rf1+ 74.Kg6 Rg1+ 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.3"]
[White "Valerga, Diego"]
[Black "Iturrizaga, Eduardo"]
[Result "1/2-1/2"]
[WhiteElo "2485"]
[BlackElo "2639"]
[ECO "E36"]
[EventDate "2012.10.12"]
[PlyCount "82"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 5.a3 Bxc3+ 6.Qxc3 O-O 7.Nf3 dxc4 8.
Qxc4 b6 9.g3 Ba6 10.Qc2 Nbd7 11.Bg2 Bb7 12.b4 Be4 13.Qb2 c5 14.dxc5 bxc5 
15.O-O Qb6 16.bxc5 Nxc5 17.Qxb6 axb6 18.Bb2 Nd5 19.Rac1 Na4 20.Ba1 Rfc8 
21.Nd4 Bxg2 22.Kxg2 h6 23.Nb5 Nc5 24.Bd4 Nb3 25.Rxc8+ Rxc8 26.Rb1 Nxd4 27.
Nxd4 Rc4 28.e3 Kf8 29.Rb3 Ke7 30.Kf3 f5 31.Ke2 g5 32.Kd2 g4 33.Ne2 Rc6 34.
Nc3 Nf6 35.Rb5 Kd6 36.a4 h5 37.a5 bxa5 38.Rxa5 Rb6 39.Rb5 Ra6 40.Ke2 Ra1 
41.Rb6+ Ke5 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.4"]
[White "Leitao, Rafael"]
[Black "Hungaski, Robert"]
[Result "1/2-1/2"]
[WhiteElo "2617"]
[BlackElo "2451"]
[ECO "E11"]
[EventDate "2012.10.12"]
[PlyCount "75"]

1.d4 Nf6 2.c4 e6 3.Nf3 Bb4+ 4.Nbd2 O-O 5.a3 Be7 6.e4 d5 7.e5 Nfd7 8.Bd3 c5
9.O-O Nc6 10.Re1 a5 11.Nb3 dxc4 12.Bxc4 a4 13.Nxc5 Nxc5 14.dxc5 Qxd1 15.
Rxd1 Na5 16.Ba2 Bxc5 17.Bd2 b6 18.Bb4 Bb7 19.Bxc5 bxc5 20.Rac1 Rfc8 21.Rc2
Be4 22.Re2 Bxf3 23.gxf3 Nc6 24.Kg2 Nd4 25.Red2 Rcb8 26.Rc1 Ra5 27.Rc4 g5 
28.Bb1 Rab5 29.Be4 Rxb2 30.Rxb2 Rxb2 31.Rxc5 Ra2 32.f4 Rxa3 33.fxg5 Ne2 
34.f3 Nc3 35.Bc2 Nd5 36.Be4 Nc3 37.Bc2 Nd5 38.Be4 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.5"]
[White "Julia, Ernesto"]
[Black "Mareco, Sandro"]
[Result "1/2-1/2"]
[WhiteElo "2370"]
[BlackElo "2581"]
[ECO "A13"]
[EventDate "2012.10.12"]
[PlyCount "48"]

1.Nf3 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Qa4+ Nbd7 6.Qxc4 a6 7.Qc2 c5 8.d3 
b6 9.O-O Bb7 10.b3 Be7 11.Bb2 O-O 12.Nbd2 Rc8 13.Rac1 b5 14.Rfd1 Rc7 15.
Qb1 Qa8 16.Qa1 Rfc8 17.Nf1 a5 18.a4 c4 19.bxc4 bxc4 20.Rxc4 Rxc4 21.dxc4 
Nb6 22.Ne3 Nxc4 23.Nxc4 Rxc4 24.Rc1 Rxc1+ 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.6"]
[White "Bacallao Alonso, Yusnel"]
[Black "Tristan, Leonardo"]
[Result "1/2-1/2"]
[WhiteElo "2580"]
[BlackElo "2442"]
[ECO "A41"]
[EventDate "2012.10.12"]
[PlyCount "66"]

1.Nf3 d6 2.d4 f5 3.Nc3 Nf6 4.Bg5 Nbd7 5.Qd3 g6 6.e4 fxe4 7.Nxe4 Bg7 8.Ng3 
c5 9.Qd2 cxd4 10.Nxd4 Nc5 11.Bxf6 Bxf6 12.h4 Bd7 13.c3 Qb6 14.Bc4 O-O-O 
15.O-O-O d5 16.Be2 e5 17.Nc2 Be6 18.Kb1 Na4 19.Na3 Be7 20.Ka1 Kb8 21.Bb5 
Nxb2 22.Qxb2 Bxa3 23.Qxa3 Qxb5 24.Rhe1 Qb6 25.Rxe5 Qxf2 26.Rxe6 Qxg3 27.
Re7 Rhe8 28.Qa5 Rc8 29.Rxb7+ Kxb7 30.Qb5+ Kc7 31.Qc5+ Kd7 32.Qxd5+ Ke7 33.
Qd7+ Kf8 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.7"]
[White "Roselli Mailhe, Bernardo"]
[Black "Flores, Diego"]
[Result "1-0"]
[WhiteElo "2430"]
[BlackElo "2598"]
[ECO "E61"]
[EventDate "2012.10.12"]
[PlyCount "197"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.Bf4 O-O 6.e3 c6 7.Be2 a6 8.O-O b5 9.
Rc1 Bb7 10.b3 Nbd7 11.h3 Re8 12.Bh2 Qa5 13.Qc2 Rac8 14.Rfd1 c5 15.d5 b4 
16.Nb1 Rcd8 17.Bd3 Qc7 18.Re1 e5 19.Nbd2 a5 20.Kh1 a4 21.Ng1 Ra8 22.f4 
axb3 23.axb3 Ra3 24.Ngf3 Rea8 25.f5 Ra2 26.Qd1 Re8 27.Bb1 Ra1 28.Bc2 Rxc1 
29.Qxc1 Ra8 30.g4 Ra2 31.Bb1 Ra1 32.Qc2 Nb6 33.g5 Nfxd5 34.cxd5 Nxd5 35.f6
Bf8 36.Qb2 Ra8 37.Kg1 Nc3 38.e4 Qc8 39.Kg2 Qe6 40.Rc1 d5 41.Rxc3 bxc3 42.
Qxc3 dxe4 43.Bxe4 Bxe4 44.Nxe4 Ra2+ 45.Nfd2 c4 46.bxc4 Ra3 47.Qxe5 Qxh3+ 
48.Kf2 Qe3+ 49.Kf1 Ra2 50.Bf4 Qd3+ 51.Kf2 Qxc4 52.Be3 Qc6 53.Ke2 Ra8 54.
Qd4 Re8 55.Qb6 Qd5 56.Qd4 Qf5 57.Qa4 Qg4+ 58.Kf2 Re5 59.Qa8 Rf5+ 60.Ke1 
Qh3 61.Ke2 Qh1 62.Qe8 Qh2+ 63.Kd1 Rd5 64.Qa8 Qe5 65.Ke2 Ra5 66.Qd8 Ra2 67.
Qd4 Qe6 68.Nc3 Ra3 69.Nce4 Ra8 70.Qc4 Qg4+ 71.Kf2 Ra5 72.Qc7 Rf5+ 73.Ke1 
Qg2 74.Qc8 Ra5 75.Qc3 Ra4 76.Qe5 Qh1+ 77.Ke2 Ra1 78.Bd4 Qd1+ 79.Kd3 Ra3+ 
80.Bc3 Ra8 81.Ke3 Rd8 82.Kf2 Qc2 83.Ke2 Qd3+ 84.Kf2 Rd5 85.Qg3 Bc5+ 86.Kg2
Qe2+ 87.Kh1 Rd3 88.Qb8+ Bf8 89.Bb4 Qe1+ 90.Kg2 Rxd2+ 91.Nxd2 Qe2+ 92.Kg3 
Qe1+ 93.Kg2 Qe2+ 94.Kg3 Qe1+ 95.Kf3 Qh1+ 96.Ke3 Qh3+ 97.Nf3 Qe6+ 98.Kf2 
Qa2+ 99.Kg3 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.8"]
[White "Kanefsck, Gustavo"]
[Black "Shabalov, Alexander"]
[Result "1/2-1/2"]
[WhiteElo "2358"]
[BlackElo "2570"]
[ECO "A49"]
[EventDate "2012.10.12"]
[PlyCount "26"]

1.d4 Nf6 2.Nf3 g6 3.g3 b6 4.Bg2 Bb7 5.c4 Bg7 6.Nc3 O-O 7.O-O Ne4 8.Nxe4 
Bxe4 9.Bf4 c5 10.Be5 Bxe5 11.Nxe5 Bxg2 12.Kxg2 Qc7 13.Rc1 Nc6 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.9"]
[White "Matamoros Franco, Carlos"]
[Black "Diaz Hollemaert, Nahuel"]
[Result "1/2-1/2"]
[WhiteElo "2534"]
[BlackElo "2408"]
[ECO "A13"]
[EventDate "2012.10.12"]
[PlyCount "93"]

1.c4 Nf6 2.g3 e6 3.Bg2 d5 4.Nf3 c6 5.O-O Nbd7 6.d4 Bd6 7.Nc3 O-O 8.Nd2 Bc7
9.e4 dxc4 10.e5 Nd5 11.Nxc4 b6 12.Re1 Ba6 13.Nxd5 cxd5 14.Ne3 b5 15.Ng4 
Rc8 16.h4 Ba5 17.Bd2 Rc4 18.Bxa5 Qxa5 19.Bf1 Rc7 20.h5 b4 21.Bxa6 Qxa6 22.
h6 f5 23.exf6 Nxf6 24.hxg7 Rxg7 25.Nxf6+ Rxf6 26.Re5 Rc7 27.Qd2 Qb6 28.
Qg5+ Kf7 29.Qh4 h6 30.Rae1 Rc4 31.Qh5+ Kg7 32.Rxd5 Rxd4 33.Rxd4 Qxd4 34.
Qe2 a5 35.Rc1 e5 36.b3 Rd6 37.Rc7+ Kg6 38.Kh2 Rf6 39.Kg1 h5 40.Rc4 Qd5 41.
Qc2+ Kh6 42.Rc5 Qd4 43.Rc7 e4 44.Re7 Rf3 45.Rxe4 Rxf2 46.Qxf2 Qxe4 47.Qf6+
1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.10"]
[White "Toth, Christian Endre"]
[Black "Hernandez Guerrero, Gilberto"]
[Result "0-1"]
[WhiteElo "2357"]
[BlackElo "2531"]
[ECO "E11"]
[EventDate "2012.10.12"]
[PlyCount "54"]

1.d4 Nf6 2.c4 e6 3.g3 Bb4+ 4.Bd2 Qe7 5.Bg2 Nc6 6.Nf3 Bxd2+ 7.Nbxd2 O-O 8.
O-O d6 9.e4 e5 10.d5 Nb8 11.Ne1 a5 12.Nd3 Na6 13.Qc2 Bd7 14.b3 c6 15.dxc6 
Bxc6 16.Rac1 h6 17.Rfe1 Rfc8 18.Nb1 b5 19.Qd2 b4 20.a4 bxa3 21.Nxa3 Qb7 
22.Rb1 Nxe4 23.Qe3 Ng5 24.h4 Bxg2 25.hxg5 hxg5 26.Nb5 Rd8 27.Kh2 g4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.11"]
[White "Hansen, Eric"]
[Black "Krysa, Leandro"]
[Result "1/2-1/2"]
[WhiteElo "2527"]
[BlackElo "2381"]
[ECO "C63"]
[EventDate "2012.10.12"]
[PlyCount "47"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 f5 4.Nc3 fxe4 5.Nxe4 Nf6 6.Qe2 d5 7.Nxf6+ gxf6 8.
d4 Bg7 9.dxe5 O-O 10.e6 Ne5 11.O-O c6 12.Bd3 Bxe6 13.Nd4 Bg4 14.f3 Nxd3 
15.Qxd3 Bd7 16.Re1 Re8 17.Be3 Re5 18.Bf2 Qf8 19.Bg3 Rxe1+ 20.Rxe1 Re8 21.
Rd1 Qb4 22.Nb3 Bc8 23.Qd4 Qxd4+ 24.Nxd4 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.12"]
[White "Fernandez, Maria Florencia"]
[Black "Cori Tello, Jorge"]
[Result "1/2-1/2"]
[WhiteElo "2138"]
[BlackElo "2522"]
[ECO "D15"]
[EventDate "2012.10.12"]
[PlyCount "60"]

1.d4 d5 2.Nf3 Nf6 3.c4 c6 4.Nc3 a6 5.e3 b5 6.cxd5 cxd5 7.Bd3 e6 8.O-O Nc6 
9.e4 Nb4 10.e5 Nd7 11.Bb1 Be7 12.Be3 Nb6 13.Nd2 Bb7 14.Qg4 g6 15.Bh6 Nc4 
16.Nxc4 dxc4 17.a4 Bc6 18.axb5 axb5 19.Be4 Nd5 20.Qe2 Bf8 21.Bxf8 Kxf8 22.
Bxd5 exd5 23.e6 f6 24.Qe3 Ke7 25.Rxa8 Qxa8 26.Qh6 Qf8 27.Qf4 Qb8 28.Qh6 
Qf8 29.Qf4 Qb8 30.Qh6 Qf8 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.13"]
[White "Ricardi, Pablo"]
[Black "Martinez Romero, Martin"]
[Result "1-0"]
[WhiteElo "2505"]
[BlackElo "2368"]
[ECO "A04"]
[EventDate "2012.10.12"]
[PlyCount "79"]

1.Nf3 c5 2.g3 g6 3.Bg2 Bg7 4.O-O Nc6 5.c3 Nf6 6.d4 cxd4 7.cxd4 d5 8.Nc3 
Ne4 9.Nd2 f5 10.Ndxe4 fxe4 11.Be3 O-O 12.Qb3 e6 13.Rad1 b6 14.f3 Na5 15.
Qc2 exf3 16.exf3 Bd7 17.Rfe1 b5 18.a3 Qb6 19.Bf2 Nc4 20.Ne2 Rac8 21.Qb1 b4
22.Nf4 Rc6 23.axb4 Qxb4 24.Nd3 Qb5 25.Nc5 Rxc5 26.dxc5 Nxb2 27.Rc1 Nd3 28.
c6 Qxb1 29.Rxb1 Nxe1 30.cxd7 Nxg2 31.Bxa7 Ne1 32.Rxe1 Rd8 33.Rxe6 Rxd7 34.
Be3 Kf7 35.Ra6 h5 36.Kf1 Be5 37.Ke2 Rb7 38.f4 Rb2+ 39.Kf3 Bf6 40.Rxf6+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.14"]
[White "Perez Ponsa, Federico"]
[Black "Estrada Nieto, Julian"]
[Result "1-0"]
[WhiteElo "2489"]
[BlackElo "2310"]
[ECO "C60"]
[EventDate "2012.10.12"]
[PlyCount "59"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 Nge7 4.Nc3 g6 5.d4 exd4 6.Nd5 Bg7 7.Bg5 h6 8.Bf6 
Bxf6 9.Nxf6+ Kf8 10.Qd2 Nf5 11.Nd5 Nh4 12.Nxh4 Qxh4 13.O-O-O Qd8 14.Bxc6 
dxc6 15.Qxd4 f6 16.Nxf6 Qxd4 17.Rxd4 Ke7 18.e5 Be6 19.Rhd1 g5 20.a3 a5 21.
g3 c5 22.R4d2 Kf7 23.f4 gxf4 24.gxf4 Kg6 25.Rg1+ Kf5 26.Nh5 Bf7 27.Ng7+ 
Ke4 28.Re1+ Kf3 29.e6 Be8 30.f5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.15"]
[White "Real De Azua, Ernesto"]
[Black "Nina Campos, Miguel Angel"]
[Result "1-0"]
[WhiteElo "2482"]
[BlackElo "2298"]
[ECO "E99"]
[EventDate "2012.10.12"]
[PlyCount "69"]

1.c4 Nf6 2.Nc3 g6 3.e4 d6 4.d4 Bg7 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 
9.Ne1 Nd7 10.Nd3 f5 11.Bd2 Nf6 12.f3 f4 13.c5 g5 14.Rc1 a6 15.a4 h5 16.
cxd6 cxd6 17.Nf2 Kh7 18.h3 Neg8 19.Nb1 Nh6 20.Na3 Rg8 21.Nc4 b6 22.a5 b5 
23.Nb6 Rb8 24.Nxc8 Rxc8 25.Rxc8 Qxc8 26.Qb3 Qd7 27.Rc1 Rc8 28.Rxc8 Qxc8 
29.Qc3 Qa8 30.Qc6 Qxc6 31.dxc6 Ne8 32.Bxb5 axb5 33.a6 Nc7 34.a7 Ng8 35.Ba5
1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.16"]
[White "Slipak, Sergio"]
[Black "Sabas, Jorge"]
[Result "1/2-1/2"]
[WhiteElo "2447"]
[BlackElo "2274"]
[ECO "E61"]
[EventDate "2012.10.12"]
[PlyCount "49"]

1.d4 Nf6 2.Nf3 g6 3.c4 Bg7 4.Nc3 O-O 5.Bg5 c5 6.d5 d6 7.e3 b5 8.cxb5 a6 9.
a4 Qa5 10.Nd2 axb5 11.Bxb5 h6 12.Bh4 Qb4 13.Bxf6 Bxf6 14.O-O Bxc3 15.bxc3 
Qxc3 16.Nc4 Ba6 17.Ra3 Qf6 18.Bxa6 Nxa6 19.e4 Rfb8 20.Qc1 Rb4 21.e5 dxe5 
22.Rf3 Qg5 23.Qxg5 hxg5 24.Nxe5 Rf4 25.Rxf4 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.17"]
[White "Fiora, Emilio"]
[Black "Felgaer, Ruben"]
[Result "0-1"]
[WhiteElo "1954"]
[BlackElo "2579"]
[ECO "B25"]
[EventDate "2012.10.12"]
[PlyCount "64"]

1.e4 c5 2.Nc3 Nc6 3.d3 g6 4.g3 Bg7 5.Bg2 d6 6.Be3 Nd4 7.f4 e6 8.Nf3 Ne7 9.
O-O O-O 10.Bf2 Nxf3+ 11.Qxf3 b6 12.f5 Nc6 13.Be3 Ne5 14.Qe2 exf5 15.exf5 
Bxf5 16.Bxa8 Qxa8 17.Qg2 Qc8 18.Nd5 Re8 19.Rf2 Ng4 20.Re2 Nxe3 21.Nxe3 Bd4
22.Kh1 Rxe3 23.Rxe3 Bxe3 24.Re1 Bd4 25.c3 Be5 26.Qd5 Bd7 27.Kg1 Bc6 28.Qc4
Qh3 29.Re2 b5 30.Qb3 Qg4 31.Rf2 c4 32.dxc4 Qe4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.18"]
[White "Santos, Haroldo Cunha dos"]
[Black "Kaidanov, Gregory"]
[Result "0-1"]
[WhiteElo "2263"]
[BlackElo "2587"]
[ECO "D02"]
[EventDate "2012.10.12"]
[PlyCount "66"]

1.d4 d5 2.Nf3 Nf6 3.Bf4 c5 4.c3 Nc6 5.e3 Qb6 6.Qc2 g6 7.Nbd2 Bg7 8.Be2 Bf5
9.Qb3 c4 10.Qa3 O-O 11.b3 cxb3 12.axb3 Nh5 13.O-O Nxf4 14.exf4 Bh6 15.g3 
a5 16.Rfe1 f6 17.Nf1 e5 18.Ne3 Be4 19.Ng4 Bg7 20.fxe5 fxe5 21.Ng5 exd4 22.
Qd6 dxc3 23.Bc4 dxc4 24.Rxe4 Qd8 25.Qe6+ Kh8 26.Nf7+ Rxf7 27.Qxf7 Qg8 28.
Qxg8+ Kxg8 29.Rxc4 Nd4 30.Ne3 Nxb3 31.Ra3 Nd4 32.Kf1 b5 33.Rc5 Bf8 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.19"]
[White "Lingua, Alejo"]
[Black "Barbosa, Evandro Amorim"]
[Result "1/2-1/2"]
[WhiteElo "2232"]
[BlackElo "2427"]
[ECO "A04"]
[EventDate "2012.10.12"]
[Annotator "Damian"]
[PlyCount "89"]

1.e4 c5 2.Nf3 e6 3.d3 Nc6 4.g3 g6 5.Bg2 Bg7 6.O-O Nge7 7.Re1 e5 8.c3 O-O 
9.Na3 d6 10.Nc2 f5 11.exf5 gxf5 12.d4 cxd4 13.cxd4 e4 14.Ng5 d5 15.b4 h6 
16.Nh3 Be6 17.Nf4 Bf7 18.b5 Na5 19.Ba3 Nc4 20.Bb4 Qd7 21.Ne3 Rfe8 22.Bh3 
Nxe3 23.fxe3 Ng6 24.Nh5 Qxb5 25.Nxg7 Kxg7 26.Rb1 Qd7 27.Rf1 Be6 28.Qh5 f4 
29.Bxe6 Rxe6 30.exf4 Rf6 31.f5 Nh8 32.Bd2 Nf7 33.g4 Rg8 34.Bf4 Kf8 35.Rbc1
Ng5 36.Rc7 Qe8 37.Qxe8+ Kxe8 38.Rxb7 Rb6 39.Rc7 Nf3+ 40.Kf2 Rb2+ 41.Kg3 h5
42.g5 h4+ 43.Kh3 Nxg5+ 44.Bxg5 Rxg5 45.f6 {Ilegible} 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.20"]
[White "Soppe, Guillermo"]
[Black "Espinoza Palomino, Willyam"]
[Result "1/2-1/2"]
[WhiteElo "2417"]
[BlackElo "2265"]
[ECO "A05"]
[EventDate "2012.10.12"]
[PlyCount "105"]

1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 c6 5.Na3 O-O 6.Rb1 d5 7.Bg2 Nbd7 8.c4 Re8
9.O-O a6 10.cxd5 cxd5 11.d3 Nb6 12.Qb3 Bd7 13.Bd4 Bg4 14.Nc2 Nfd7 15.Bxg7 
Kxg7 16.a4 Bxf3 17.Bxf3 e6 18.a5 Nc8 19.e4 Ne5 20.Bg2 dxe4 21.dxe4 Nc6 22.
e5 Qc7 23.Qc3 N8e7 24.Rbc1 Rac8 25.Ne3 Qb8 26.Qb2 Red8 27.Nc4 Nd4 28.Nd6 
Rxc1 29.Rxc1 Nec6 30.Bxc6 Nxc6 31.f4 Qa7+ 32.Qf2 Qxf2+ 33.Kxf2 Rd7 34.Rc4 
Na7 35.Ke3 h6 36.Ne8+ Kf8 37.Nf6 Re7 38.Kd3 Nc6 39.Ke4 Kg7 40.g4 g5 41.h4 
gxh4 42.Kf3 Kf8 43.Kg2 Rc7 44.Kh3 Rc8 45.Kxh4 Rd8 46.Ne4 Rd4 47.Rxd4 Nxd4 
48.Nc5 Nc6 49.Nd3 Kg7 50.Kg3 Kg6 51.Kf3 h5 52.gxh5+ Kxh5 53.Kg3 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.21"]
[White "Anino, Sergio"]
[Black "Cori Tello, Deysi"]
[Result "0-1"]
[WhiteElo "2226"]
[BlackElo "2411"]
[ECO "E12"]
[EventDate "2012.10.12"]
[PlyCount "58"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.a3 Bb7 5.Nc3 Ne4 6.Nxe4 Bxe4 7.e3 Be7 8.Be2 
O-O 9.O-O d6 10.b4 Nd7 11.Bb2 c5 12.Nd2 Bb7 13.Bd3 f5 14.Qc2 Bf6 15.e4 
Bxd4 16.Bxd4 cxd4 17.exf5 Ne5 18.f6 Qxf6 19.Bxh7+ Kh8 20.Be4 d5 21.cxd5 
exd5 22.Bf3 Rac8 23.Qd1 Rc3 24.Be2 d3 25.Bg4 Rc2 26.Bh3 Qh6 27.f4 Ng6 28.
Rf3 Nxf4 29.Rxd3 Nxd3 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.22"]
[White "Mahia, Gustavo"]
[Black "Perez, Maximiliano"]
[Result "0-1"]
[WhiteElo "2409"]
[BlackElo "2264"]
[ECO "A45"]
[EventDate "2012.10.12"]
[PlyCount "62"]

1.d4 Nf6 2.Bg5 e6 3.e4 c5 4.d5 h6 5.Bxf6 Qxf6 6.Nc3 d6 7.Bb5+ Nd7 8.dxe6 
fxe6 9.Nf3 Qf7 10.e5 d5 11.Qe2 a6 12.Nxd5 exd5 13.e6 Qe7 14.exd7+ Bxd7 15.
Bxd7+ Kxd7 16.Ne5+ Kd6 17.f4 Rd8 18.O-O-O Kc7 19.Qh5 Rd6 20.Rhe1 Rg8 21.
Ng6 Qf7 22.f5 Rf6 23.g4 Bd6 24.Qh3 d4 25.Kb1 Re8 26.Qg2 Kb6 27.h3 Ka7 28.
Qf3 Rxe1 29.Rxe1 Rxg6 30.a4 Rf6 31.Qe4 g6 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.23"]
[White "Molina, Roberto Junio Brito"]
[Black "Bouwman, Marcelo Wanderley"]
[Result "1-0"]
[WhiteElo "2400"]
[BlackElo "2233"]
[ECO "A90"]
[EventDate "2012.10.12"]
[PlyCount "99"]

1.d4 e6 2.c4 f5 3.g3 Nf6 4.Bg2 c6 5.Nf3 d5 6.O-O Bd6 7.Qc2 O-O 8.Ne5 c5 9.
cxd5 cxd4 10.Nc4 Nxd5 11.Nxd6 Qxd6 12.Na3 Nc6 13.Rd1 Bd7 14.Nb5 Qb4 15.Qd3
Qc5 16.Nxd4 Ndb4 17.Nb3 Nxd3 18.Nxc5 Nxc5 19.Be3 Rfd8 20.Bxc5 Be8 21.Rac1 
b6 22.Rxd8 Rxd8 23.Bxc6 bxc5 24.Bxe8 Rxe8 25.Rxc5 Re7 26.Rc8+ Kf7 27.Rb8 
Rc7 28.f4 h6 29.h4 Ke7 30.h5 Kf6 31.Kf2 e5 32.Rf8+ Ke7 33.Rxf5 exf4 34.
gxf4 Rc2 35.Rb5 a6 36.Rb6 Rc5 37.Rxa6 Rxh5 38.a4 Rh2+ 39.Kf1 Rh4 40.e3 Rh3
41.Ra5 Kd6 42.Re5 Rh2 43.Rb5 Kc6 44.Rb3 Kd5 45.a5 Kc4 46.Rb7 Kd3 47.a6 
Kxe3 48.a7 Rh1+ 49.Kg2 Ra1 50.Rb3+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.24"]
[White "Zuriel, Marisa"]
[Black "Zuluaga Mancilla, Cesar"]
[Result "1-0"]
[WhiteElo "2217"]
[BlackElo "2394"]
[ECO "B42"]
[EventDate "2012.10.12"]
[PlyCount "69"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Bd3 Qc7 6.O-O Nf6 7.c4 Nc6 8.Nxc6 
dxc6 9.f4 Bc5+ 10.Kh1 e5 11.f5 h6 12.Nd2 b6 13.Qe2 Be7 14.b3 Bb7 15.Bb2 
Nd7 16.a3 a5 17.Nf3 Rd8 18.Rad1 O-O 19.Bc2 f6 20.Nh4 Rfe8 21.Bc1 Nf8 22.
Qg4 Kh8 23.Rde1 Bc5 24.Rf3 Qf7 25.Ref1 Bc8 26.Rg3 Rd4 27.Ng6+ Nxg6 28.fxg6
Qe6 29.Qh4 Bf8 30.Bxh6 gxh6 31.Rxf6 Qd7 32.g7+ Bxg7 33.Rxh6+ Kg8 34.Rh8+ 
Kf7 35.Qh5+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.25"]
[White "Rosito, Jorge"]
[Black "Assumpcao, Roberto"]
[Result "1-0"]
[WhiteElo "2387"]
[BlackElo "2218"]
[ECO "B04"]
[EventDate "2012.10.12"]
[PlyCount "73"]

1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 dxe5 5.Nxe5 c6 6.Bc4 Nd7 7.Nf3 N7f6 8.h3 
Bf5 9.O-O h6 10.Re1 e6 11.Bf1 Qc7 12.c4 Nb4 13.Na3 O-O-O 14.Be3 Kb8 15.Ne5
g5 16.Qa4 Nd7 17.Nxd7+ Qxd7 18.Rad1 Be7 19.d5 c5 20.Qb3 Qc7 21.Nb5 Qc8 22.
Nxa7 Kxa7 23.Qxb4 Kb8 24.Qc3 h5 25.b4 Rhg8 26.bxc5 Bxc5 27.Qe5+ Ka8 28.d6 
b6 29.g3 Bc2 30.Bg2+ Ka7 31.d7 Rxd7 32.Rxd7+ Qxd7 33.Bxc5 bxc5 34.Qxc5+ 
Kb8 35.Rc1 Qd2 36.Qb6+ Kc8 37.Qb2 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.26"]
[White "Fusco, Leonardo"]
[Black "Paniagua Chnelik, Sebastian"]
[Result "1-0"]
[WhiteElo "2379"]
[BlackElo "2204"]
[ECO "C89"]
[EventDate "2012.10.12"]
[PlyCount "81"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d5 
9.exd5 Nxd5 10.Nxe5 Nxe5 11.Rxe5 c6 12.d3 Bd6 13.Re1 Qh4 14.g3 Qh3 15.Re4 
Qd7 16.Re1 Qh3 17.Re4 Qd7 18.Nd2 Bb7 19.Re1 c5 20.Ne4 Qc6 21.Qh5 Rae8 22.
Bxd5 Qxd5 23.Qxd5 Bxd5 24.Bg5 h6 25.Nxd6 Rxe1+ 26.Rxe1 hxg5 27.Re5 Bxa2 
28.Rxc5 Rd8 29.Rc6 a5 30.Kf1 b4 31.Ke2 bxc3 32.bxc3 a4 33.Ra6 Bb1 34.c4 a3
35.c5 a2 36.Kd2 Kf8 37.Kc3 Rd7 38.d4 Rc7 39.Kc4 Ke7 40.Nb5 Rb7 41.Ra5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.27"]
[White "Ferro, Ezequiel"]
[Black "Lujan, Carolina"]
[Result "1-0"]
[WhiteElo "2214"]
[BlackElo "2379"]
[ECO "A26"]
[EventDate "2012.10.12"]
[PlyCount "99"]

1.c4 e5 2.g3 Nc6 3.Bg2 d6 4.Nc3 g6 5.d3 Bg7 6.Nf3 h6 7.O-O Be6 8.Rb1 Nge7 
9.b4 Qd7 10.b5 Nd8 11.Re1 O-O 12.a4 f5 13.Bd2 f4 14.Ne4 g5 15.c5 d5 16.c6 
bxc6 17.Nc5 Qc8 18.Nxe6 Qxe6 19.Bb4 Rf7 20.Nd2 cxb5 21.axb5 Rb8 22.Qa4 Nc8
23.Nb3 Nb6 24.Qa6 g4 25.Nc5 Qf5 26.e4 Qg6 27.exd5 f3 28.Bf1 h5 29.d4 h4 
30.dxe5 hxg3 31.hxg3 Bf8 32.Ne4 Bg7 33.e6 Rf5 34.Qxa7 Rc8 35.d6 Nxe6 36.
Qa2 Kh8 37.dxc7 Rh5 38.Nf6 Ng5 39.Nxh5 Qxh5 40.Qd2 Nd5 41.Qxd5 Nh3+ 42.
Bxh3 Qxd5 43.Rbd1 Qc4 44.Rd8+ Kh7 45.Bf1 Qxb4 46.Bd3+ Kh6 47.Re6+ Bf6 48.
Rxf6+ Kg7 49.Rg6+ Kf7 50.Rxc8 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.28"]
[White "Gascon Del Nogal, Jose Rafael"]
[Black "Santiago, Yago de Moura"]
[Result "1-0"]
[WhiteElo "2206"]
[BlackElo "2364"]
[ECO "B76"]
[EventDate "2012.10.12"]
[PlyCount "73"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O 8.Qd2 
Nc6 9.O-O-O d5 10.Qe1 e5 11.Nxc6 bxc6 12.exd5 Nxd5 13.Bc4 Be6 14.Bc5 Re8 
15.Ne4 f5 16.Nd6 Re7 17.Bb3 Rd7 18.Nc4 Qg5+ 19.Kb1 Rad8 20.Ka1 Qf6 21.Rb1 
Bf7 22.Qa5 Nf4 23.Bb4 Ne2 24.Rhd1 Nd4 25.Bc3 Bxc4 26.Bxc4+ Kh8 27.Bb3 Rd5 
28.Qxa7 Nb5 29.Qa5 Nxc3 30.Qxc3 Rd2 31.Rg1 Qd6 32.Qc4 e4 33.fxe4 fxe4 34.
Qxe4 Qa3 35.c3 Qxb3 36.axb3 Ra8+ 37.Qa4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.29"]
[White "De Dovitiis, Alejo"]
[Black "Andrade, Roberto Luiz Costa"]
[Result "1-0"]
[WhiteElo "2348"]
[BlackElo "2187"]
[ECO "B22"]
[EventDate "2012.10.12"]
[PlyCount "51"]

1.e4 c5 2.c3 Nf6 3.e5 Nd5 4.Nf3 Nc6 5.d4 cxd4 6.cxd4 e6 7.Nc3 Nxc3 8.bxc3 
d5 9.Bd3 Be7 10.h4 h6 11.h5 Bd7 12.Rh3 Na5 13.Rg3 Kf8 14.Ng1 Bh4 15.Rh3 f5
16.exf6 Bxf6 17.Rf3 Kg8 18.Ne2 Rc8 19.Rb1 b6 20.Nf4 Kf7 21.Ng6 Re8 22.Bc2 
Kg8 23.Qd3 Nc4 24.Ne5 Bc6 25.Qh7+ Kf8 26.Nxc4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.30"]
[White "Fabian, Gaston"]
[Black "Pardo Agudelo, Alejandro"]
[Result "1-0"]
[WhiteElo "2344"]
[BlackElo "2181"]
[ECO "B38"]
[EventDate "2012.10.12"]
[PlyCount "57"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 c5 7.Nge2 cxd4 8.Nxd4 
Nc6 9.Be2 Bd7 10.O-O Ne5 11.Qd2 Rc8 12.b3 Re8 13.Rac1 a6 14.Nd5 Nxd5 15.
cxd5 Rxc1 16.Rxc1 Qb8 17.f4 Ng4 18.Bxg4 Bxg4 19.f5 gxf5 20.exf5 Bxd4 21.
Bxd4 Bxf5 22.Qg5+ Bg6 23.h4 f6 24.Qg4 Kh8 25.h5 Bf7 26.h6 Rg8 27.Qf5 Qd8 
28.Rc8 Bg6 29.Qe6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.31"]
[White "Miranda Junior, Roberto Calheiros"]
[Black "Fulgenzi, Ernesto"]
[Result "0-1"]
[WhiteElo "2200"]
[BlackElo "2344"]
[ECO "B06"]
[EventDate "2012.10.12"]
[PlyCount "74"]

1.e4 g6 2.d4 Bg7 3.Nc3 c6 4.Bc4 d5 5.exd5 b5 6.Bb3 b4 7.Nce2 cxd5 8.Bf4 
Nf6 9.a3 bxa3 10.Rxa3 Nc6 11.Ba4 Bd7 12.Bxc6 Bxc6 13.Nf3 O-O 14.O-O Ne4 
15.Qa1 Bb5 16.Re1 Rc8 17.c3 a6 18.Ng3 Nd6 19.Nd2 f6 20.Qa2 Nf7 21.Ngf1 e5 
22.Bg3 Re8 23.Ne3 exd4 24.cxd4 f5 25.Nf3 Re4 26.Qxd5 Qxd5 27.Nxd5 Rxe1+ 
28.Nxe1 Rc1 29.Re3 Bxd4 30.Re7 Ne5 31.h3 Rxe1+ 32.Kh2 Nd3 33.Rb7 f4 34.Bh4
Nxf2 35.Nxf4 Be5 36.Bg5 Nd3 37.g3 Bc6 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.32"]
[White "Souza Neves, Andrey"]
[Black "Gemy, Jose Daniel"]
[Result "0-1"]
[WhiteElo "2147"]
[BlackElo "2333"]
[ECO "B30"]
[EventDate "2012.10.12"]
[PlyCount "90"]

1.e4 c5 2.Nf3 Nc6 3.d3 g6 4.g3 Bg7 5.Bg2 e5 6.O-O Nge7 7.c4 d6 8.Nc3 O-O 
9.a3 h6 10.b4 b6 11.Rb1 Be6 12.b5 Nb8 13.Nd5 Nxd5 14.cxd5 Bd7 15.a4 a6 16.
Bd2 axb5 17.axb5 f5 18.Qb3 Qe8 19.Rfe1 Qf7 20.Ra1 Rxa1 21.Rxa1 g5 22.Ra7 
fxe4 23.dxe4 g4 24.Rb7 gxf3 25.Bf1 Qh5 26.Qa4 Bh3 27.Qa7 Bf6 28.Bd3 Nd7 
29.Rxd7 Bxd7 30.Qxd7 Ra8 31.h3 Ra1+ 32.Bf1 Bg5 33.Bxg5 Qxg5 34.Qe6+ Kg7 
35.Qd7+ Kg6 36.Qe8+ Kg7 37.Qd7+ Kh8 38.Qe8+ Qg8 39.Qd7 Qg7 40.Qc8+ Kh7 41.
Qf5+ Qg6 42.Qd7+ Kh8 43.Qc8+ Qg8 44.Qd7 Qf8 45.Qc7 Qa8 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.33"]
[White "Abdalla, Luiz Guilherme Aurelli"]
[Black "Toniutti, Ezio"]
[Result "1/2-1/2"]
[WhiteElo "2316"]
[BlackElo "2162"]
[ECO "D11"]
[EventDate "2012.10.12"]
[PlyCount "33"]

1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.e3 Bg4 5.Nc3 e6 6.h3 Bxf3 7.Qxf3 Nbd7 8.cxd5 
exd5 9.Bd3 Bd6 10.Bd2 O-O 11.g4 Bb4 12.a3 Bxc3 13.Bxc3 Re8 14.O-O Ne4 15.
Rfc1 Qh4 16.Kg2 Re6 17.Bxe4 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.34"]
[White "Pineiro, Dario"]
[Black "Reis, Renan do Carmo"]
[Result "0-1"]
[WhiteElo "2141"]
[BlackElo "2306"]
[ECO "A37"]
[EventDate "2012.10.12"]
[PlyCount "66"]

1.c4 c5 2.g3 Nc6 3.Bg2 g6 4.Nf3 Bg7 5.Nc3 e5 6.O-O Nge7 7.a3 a5 8.Ne1 O-O 
9.Nc2 d6 10.Rb1 Be6 11.Nd5 a4 12.d3 Na5 13.Bd2 Nb3 14.Bc3 Nxd5 15.cxd5 Bd7
16.e3 b5 17.Na1 Nxa1 18.Rxa1 Qb6 19.b4 axb3 20.Qxb3 Ra4 21.Rac1 Rfa8 22.
Bb2 b4 23.Rfd1 Qb5 24.Bf1 bxa3 25.Qxb5 Bxb5 26.Bc3 a2 27.e4 Ra3 28.Ba1 Ba4
29.Re1 Rb8 30.Re2 Bh6 31.Rc3 Rbb3 32.Rcc2 Rb1 33.Rxa2 Rxa1 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.35"]
[White "Pichot, Alan"]
[Black "Arango, Andres Mauricio"]
[Result "1-0"]
[WhiteElo "2300"]
[BlackElo "2140"]
[ECO "B33"]
[EventDate "2012.10.12"]
[PlyCount "109"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Ndb5 d6 7.Bf4 e5 8.Bg5 
a6 9.Na3 b5 10.Nd5 Be7 11.Bxf6 Bxf6 12.c3 O-O 13.Nc2 Rb8 14.h4 Ne7 15.
Nxf6+ gxf6 16.Bd3 d5 17.exd5 Qxd5 18.Ne3 Qe6 19.Qh5 f5 20.Bc2 Kh8 21.g4 
Qg6 22.Qg5 Qxg5 23.hxg5 Bb7 24.Rh5 Bf3 25.Rh3 fxg4 26.Rxh7+ Kg8 27.Rh6 a5 
28.Bd1 Kg7 29.Bxf3 gxf3 30.O-O-O Rh8 31.Rd7 Rxh6 32.gxh6+ Kf6 33.Ra7 a4 
34.Ng4+ Ke6 35.Nxe5 Rh8 36.Nxf3 Nc6 37.Ng5+ Kf6 38.Ra6 Kxg5 39.Rxc6 Rb8 
40.h7 f5 41.Rb6 Rh8 42.Rb7 Kg4 43.b3 axb3 44.axb3 f4 45.Kc2 Kf3 46.Rf7 Rc8
47.Kb2 Ra8 48.c4 bxc4 49.bxc4 Ke4 50.Kc3 Ra3+ 51.Kb4 Rh3 52.Kb5 Ke5 53.c5 
Rh5 54.Kb6 Kd5 55.Rf5+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.36"]
[White "Borja Avila, Raul"]
[Black "Supi, Luis Paulo"]
[Result "1-0"]
[WhiteElo "2140"]
[BlackElo "2287"]
[ECO "E62"]
[EventDate "2012.10.12"]
[PlyCount "51"]

1.c4 g6 2.Nc3 Bg7 3.g3 d6 4.Bg2 Nf6 5.d4 O-O 6.Nf3 Nc6 7.d5 Na5 8.Qd3 c5 
9.e4 a6 10.Bf4 b5 11.Nd2 Rb8 12.b3 b4 13.Ne2 Nxd5 14.Rd1 Nxf4 15.Nxf4 Nc6 
16.O-O Bg4 17.Nf3 Qa5 18.Qb1 Ne5 19.Nxe5 dxe5 20.Nd5 Bxd1 21.Nxe7+ Kh8 22.
Rxd1 Rbd8 23.Nd5 Rd6 24.Rd2 Rfd8 25.Re2 h5 26.h4 {Ilegible} 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.37"]
[White "Fiori, Hector"]
[Black "Tokman, Ariel"]
[Result "1-0"]
[WhiteElo "2125"]
[BlackElo "2283"]
[ECO "C41"]
[EventDate "2012.10.12"]
[PlyCount "61"]

1.e4 e5 2.Nf3 d6 3.d4 Nf6 4.Nc3 Nbd7 5.Bc4 Be7 6.O-O O-O 7.Re1 a6 8.a4 b6 
9.b3 Bb7 10.Bb2 c6 11.d5 c5 12.Nd2 Kh8 13.Bf1 Ng8 14.Nc4 f5 15.exf5 Rxf5 
16.Ne3 Rf7 17.Ne4 Nh6 18.c4 a5 19.Bd3 Qc7 20.Qh5 Nf8 21.Rf1 Kg8 22.g3 Bc8 
23.f4 exf4 24.Rxf4 Rxf4 25.gxf4 Bd8 26.Kh1 Qf7 27.Rg1 Ng6 28.Nxd6 Qxf4 29.
Bxg6 Bg4 30.Rxg4 Qf3+ 31.Rg2 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.38"]
[White "Paveto, Kevin"]
[Black "Martinez De Negri, Gonzalo"]
[Result "0-1"]
[WhiteElo "2282"]
[BlackElo "2123"]
[ECO "B87"]
[EventDate "2012.10.12"]
[PlyCount "136"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bc4 e6 7.Bb3 b5 8.O-O Be7
9.Qf3 Qb6 10.Be3 Qb7 11.Rae1 Nbd7 12.Bc1 Nc5 13.a3 Nxb3 14.Nxb3 a5 15.e5 
Qxf3 16.gxf3 dxe5 17.Nxb5 O-O 18.Rxe5 Nd7 19.Re3 Ba6 20.Nc7 Bxf1 21.Nxa8 
Bh3 22.Nc7 a4 23.Nd4 Bg5 24.f4 Bxf4 25.Rxh3 Bxc1 26.b4 Rc8 27.Ncb5 Ne5 28.
Nd6 Rc7 29.b5 Rd7 30.Nc6 Rxd6 31.Nxe5 Rd5 32.Rc3 g6 33.b6 Rxe5 34.b7 Re1+ 
35.Kg2 Bf4 36.Rc4 Bd6 37.Rc6 Rb1 38.Rxd6 Rxb7 39.Ra6 Rc7 40.Rxa4 Rxc2 41.
Ra8+ Kg7 42.a4 Ra2 43.a5 Ra3 44.a6 g5 45.h3 h5 46.a7 h4 47.Kh2 Kf6 48.Kg2 
Kf5 49.Kg1 e5 50.Kg2 Kf4 51.Kg1 Ra1+ 52.Kh2 e4 53.Kg2 Ra3 54.Kh2 Ra2 55.
Kg2 Ra1 56.Kh2 Kf3 57.Rg8 Rxa7 58.Rxg5 Kxf2 59.Rf5+ Ke2 60.Kg2 e3 61.Rf6 
Re7 62.Ra6 Rd7 63.Ra4 f5 64.Rxh4 Rg7+ 65.Kh2 Kf2 66.Rh5 e2 67.Rxf5+ Ke3 
68.Rf8 Re7 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.39"]
[White "Viana, Dirceu"]
[Black "Palmiotto, Marco Ivan"]
[Result "1/2-1/2"]
[WhiteElo "2275"]
[BlackElo "1985"]
[ECO "A48"]
[EventDate "2012.10.12"]
[PlyCount "52"]

1.d4 Nf6 2.Nf3 g6 3.Bg5 Ne4 4.Bh4 c5 5.c3 Bg7 6.Nbd2 d5 7.e3 cxd4 8.exd4 
Qb6 9.Qb3 Nxd2 10.Nxd2 Qe6+ 11.Be2 O-O 12.Kf1 b6 13.Re1 Qd6 14.Bb5 e6 15.
Bg3 Qd8 16.h4 h5 17.Nf3 a6 18.Bd3 Nd7 19.Ng5 Nf6 20.Be5 a5 21.Bb1 Ng4 22.
Bxg7 Kxg7 23.Qc2 Qf6 24.Qd2 Ra7 25.Kg1 Re7 26.f4 Rc7 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.40"]
[White "Benedetti, Julio"]
[Black "Cerda Albornoz, Guillermo"]
[Result "1-0"]
[WhiteElo "2117"]
[BlackElo "2267"]
[ECO "B00"]
[EventDate "2012.10.12"]
[PlyCount "135"]

1.e4 a6 2.Bc4 e6 3.Nf3 b5 4.Bb3 c5 5.c3 Bb7 6.Qe2 c4 7.Bc2 d5 8.e5 Nc6 9.
d4 cxd3 10.Bxd3 Bc5 11.O-O Nge7 12.Bf4 Ng6 13.Bg3 Qb6 14.h4 Qc7 15.Kh1 
Nge7 16.Nbd2 g6 17.b4 Bb6 18.Nb3 Nf5 19.Bxf5 gxf5 20.Nbd4 Bxd4 21.Nxd4 
Nxd4 22.cxd4 Qe7 23.Qd2 Rc8 24.a4 Rc4 25.axb5 axb5 26.Ra7 O-O 27.h5 Kh8 
28.Qf4 f6 29.Bh4 Qc7 30.Qh6 Rf7 31.Bxf6+ Kg8 32.g4 fxg4 33.Qg5+ Kf8 34.
Qxg4 Rc1 35.Ra1 Rxf1+ 36.Rxf1 Bc8 37.Rg1 Ke8 38.Qf3 Qc2 39.Rg8+ Rf8 40.Rg7
Rf7 41.Rxf7 Kxf7 42.Qg3 Qc1+ 43.Kh2 Qh6 44.Qg4 Kf8 45.Kh3 Kf7 46.Kh4 Qf8 
47.Qg3 Bd7 48.f4 Qg8 49.Bg5 Qg7 50.Qd3 Kg8 51.Qc2 Be8 52.Qc8 Qd7 53.Qc3 
Qf7 54.Qf3 Qg7 55.f5 exf5 56.Qxd5+ Qf7 57.Qf3 Qc4 58.Be3 Qxb4 59.Qd5+ Bf7 
60.Qd8+ Qf8 61.Qg5+ Qg7 62.Qxf5 b4 63.Bg5 b3 64.Bf6 Bg6 65.Qf3 Qh6 66.
Qxb3+ Bf7 67.Qb8+ Qf8 68.Qb2 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.41"]
[White "Brizzi, Victor Emmanuel"]
[Black "Gaitan, Juan Manuel"]
[Result "0-1"]
[WhiteElo "1930"]
[BlackElo "2266"]
[ECO "A07"]
[EventDate "2012.10.12"]
[PlyCount "65"]

1.Nf3 Nf6 2.g3 d5 3.Bg2 c6 4.O-O Bg4 5.d3 Nbd7 6.Nbd2 e6 7.e4 Be7 8.Qe2 
Qc7 9.e5 Ng8 10.Re1 g5 11.c4 dxc4 12.dxc4 h6 13.a3 a5 14.b3 Nc5 15.Qe3 
O-O-O 16.Ne4 Rd3 17.Qe2 Rxb3 18.Qc2 Rxf3 19.Bxf3 Bxf3 20.Nd6+ Bxd6 21.exd6
Qd8 22.Be3 Nd7 23.Rab1 Ngf6 24.Qb3 c5 25.Bxc5 Bc6 26.Bd4 Re8 27.Qe3 e5 28.
Bc3 Ne4 29.Rec1 Nxd6 30.Qa7 Qf6 31.Bd2 Qf3 32.Kf1 Qd3+ 33.Ke1 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.42"]
[White "Lopez Miller, Indalecio"]
[Black "Paiva, Pedro Henrique de"]
[Result "0-1"]
[WhiteElo "1940"]
[BlackElo "2289"]
[ECO "B34"]
[EventDate "2012.10.12"]
[PlyCount "148"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.Nc3 Bg7 6.Nf3 Nf6 7.Bc4 O-O 8.O-O 
d6 9.h3 Bd7 10.Re1 Qb8 11.Nd5 b5 12.Bb3 a5 13.a4 bxa4 14.Bxa4 Re8 15.c3 
Kf8 16.Bg5 Ng8 17.Qd2 Qb7 18.Nd4 e6 19.Nxc6 Bxc6 20.Ne3 Qd7 21.Bxc6 Qxc6 
22.f3 Nf6 23.Bf4 Red8 24.Red1 Ke7 25.c4 Nh5 26.Bg5+ f6 27.Bh4 Bh6 28.Bf2 
Bf4 29.Rxa5 Rxa5 30.Qxa5 Ra8 31.Qb4 Qc7 32.b3 f5 33.exf5 gxf5 34.Qc3 Be5 
35.Qc2 Rg8 36.b4 Qb7 37.Bh4+ Kf7 38.Kf2 Qxb4 39.Rb1 Qc5 40.Rb7+ Kg6 41.g4 
Nf4 42.Qd2 Bd4 43.gxf5+ Kh6 44.Bg3 Nxh3+ 45.Ke2 Bxe3 46.Qxd6 Qxd6 47.Bxd6 
Bf4 48.Bxf4+ Nxf4+ 49.Ke3 Ng2+ 50.Ke4 exf5+ 51.Kxf5 Ne3+ 52.Kf4 Nxc4 53.
Rb4 Rf8+ 54.Kg3 Ne5 55.f4 Rg8+ 56.Kh3 Ng6 57.Ra4 Ne7 58.Ra6+ Rg6 59.Ra5 
Rf6 60.Ra4 Kg6 61.Kg4 h5+ 62.Kh4 Nf5+ 63.Kh3 Rd6 64.Ra3 Re6 65.Kg2 h4 66.
Kh3 Kh5 67.Rb3 Re3+ 68.Rxe3 Nxe3 69.Kh2 Kg4 70.f5 Nxf5 71.Kg2 h3+ 72.Kh2 
Nd6 73.Kh1 Kg3 74.Kg1 Ne4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.43"]
[White "Chiari, Arthur Gontijo"]
[Black "Leiva, Giuseppe"]
[Result "0-1"]
[WhiteElo "2098"]
[BlackElo "2321"]
[ECO "B90"]
[EventDate "2012.10.12"]
[PlyCount "76"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Qf3 g6 7.h3 Bg7 8.Be3 O-O
9.O-O-O Bd7 10.g4 Nc6 11.Qg2 Rc8 12.f4 Na5 13.Nd5 Nxd5 14.exd5 Nc4 15.Bxc4
Rxc4 16.Kb1 Qc7 17.h4 e5 18.Nb3 exf4 19.Bd4 Be5 20.Rhe1 Re8 21.c3 Qc8 22.
Rg1 Ba4 23.Bxe5 Rxe5 24.Qf2 Rce4 25.Qb6 Qd7 26.Rd4 Bxb3 27.axb3 Qe7 28.Ka2
h6 29.c4 Rxd4 30.Qxd4 Re4 31.Qb6 Re2 32.Rb1 Qe5 33.Qxb7 f3 34.Qb8+ Kg7 35.
c5 f2 36.Qxd6 Qxd6 37.cxd6 Re1 38.d7 Rxb1 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.44"]
[White "Leskovar, Matias"]
[Black "Mackeprang, Luis"]
[Result "0-1"]
[WhiteElo "2283"]
[BlackElo "2145"]
[ECO "B08"]
[EventDate "2012.10.12"]
[PlyCount "92"]

1.d4 Nf6 2.Nf3 d6 3.Nc3 g6 4.e4 Bg7 5.Be2 O-O 6.h3 b6 7.O-O e6 8.Bg5 h6 9.
Be3 Bb7 10.Qc1 Kh7 11.Nd2 c5 12.dxc5 dxc5 13.f4 Nc6 14.e5 Ne8 15.Bf3 Qe7 
16.Nc4 f6 17.exf6 Nxf6 18.Qe1 Nd4 19.Bxd4 cxd4 20.Ne4 Nd5 21.Ned6 Bc6 22.
Be4 Rad8 23.Bxg6+ Kxg6 24.Qe4+ Rf5 25.g4 Rxd6 26.gxf5+ Kf7 27.Nxd6+ Qxd6 
28.Rae1 Ne3 29.fxe6+ Qxe6 30.Qxe6+ Kxe6 31.Rf2 Kf5 32.c3 Nd5 33.Rc1 d3 34.
Rd1 Ke4 35.f5 Bf6 36.Re1+ Ne3 37.Rg2 Bg5 38.h4 Bf4 39.f6 Bd5 40.Rg7 d2 41.
Ra1 Kf5 42.f7 Bd6 43.Rg3 Bxf7 44.Rxe3 Bc5 45.Rf1+ Kg4 46.Kf2 Bc4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.45"]
[White "Postolski, Javier"]
[Black "Teixeira, Ricardo da Silva"]
[Result "1-0"]
[WhiteElo "2006"]
[BlackElo "2276"]
[ECO "C18"]
[EventDate "2012.10.12"]
[PlyCount "83"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 Ne7 5.a3 Bxc3+ 6.bxc3 c5 7.Qg4 O-O 8.Bg5 
Qc7 9.Bd3 Nbc6 10.Nf3 Nf5 11.Bf6 Nce7 12.Bxg7 Nxg7 13.Bxh7+ Kxh7 14.Qh4+ 
Kg8 15.Ng5 Rd8 16.Qh7+ Kf8 17.Qh8+ Ng8 18.Nh7+ Ke7 19.Qxg7 cxd4 20.O-O 
dxc3 21.Ng5 Rf8 22.Nh7 Rd8 23.Ng5 Kd7 24.Qxf7+ Kc6 25.Nxe6 Bxe6 26.Qxe6+ 
Kc5 27.Rfd1 Qc6 28.Qf7 d4 29.Rab1 b5 30.Qf4 Rd5 31.Rd3 a5 32.Rbd1 Rad8 33.
Qe4 Qe6 34.f4 Nh6 35.Qh7 R5d7 36.Qe4 Qf5 37.Qf3 b4 38.a4 Ng4 39.Qe2 Qxf4 
40.Rxc3+ Kd5 41.Rg3 Ne3 42.Rxe3 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.46"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Restuccia, Francisco"]
[Result "1-0"]
[WhiteElo "2276"]
[BlackElo "2118"]
[ECO "A48"]
[EventDate "2012.10.12"]
[PlyCount "80"]

1.d4 Nf6 2.Nf3 g6 3.Bf4 Bg7 4.e3 O-O 5.h3 d6 6.c4 b6 7.Nc3 Bb7 8.Qc2 c5 9.
Be2 a6 10.O-O Nbd7 11.Rad1 cxd4 12.exd4 Rc8 13.Qd3 Qc7 14.Rfe1 Rfe8 15.d5 
Ne5 16.Nxe5 dxe5 17.Be3 Red8 18.Na4 Rd6 19.Qb3 b5 20.Nc5 Ba8 21.a4 bxc4 
22.Bxc4 Nd7 23.Nxd7 Qxd7 24.Rc1 g5 25.Red1 g4 26.hxg4 Qxg4 27.Be2 Qd7 28.
Rxc8+ Qxc8 29.Bf3 Qb7 30.Qc2 Qd7 31.Rc1 Bb7 32.Qc7 e4 33.Qb8+ Bf8 34.Bxe4 
f5 35.Bf3 Bxd5 36.Rc8 Rf6 37.Rd8 Qxa4 38.Bxd5+ Kg7 39.Qg3+ Rg6 40.Qe5+ Rf6
1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.47"]
[White "Feliciano Ebert, Vanessa"]
[Black "Vazquez Massaro, Maximiliano"]
[Result "1-0"]
[WhiteElo "2268"]
[BlackElo "2112"]
[ECO "E11"]
[EventDate "2012.10.12"]
[PlyCount "55"]

1.d4 Nf6 2.c4 e6 3.Nf3 Bb4+ 4.Bd2 Qe7 5.g3 Nc6 6.Nc3 Bxc3 7.Bxc3 Ne4 8.Rc1
Nxc3 9.Rxc3 d6 10.Bg2 O-O 11.d5 Nb8 12.dxe6 fxe6 13.O-O Bd7 14.b4 Na6 15.
a3 Bc6 16.Qb3 Rad8 17.Re1 Qf6 18.e4 Ba4 19.e5 Qxf3 20.Rxf3 Bxb3 21.Rxb3 d5
22.cxd5 exd5 23.Rd1 c6 24.b5 Nc5 25.Rc3 Na4 26.Rc2 d4 27.bxc6 d3 28.c7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.48"]
[White "Cortes Orihuela, Javier"]
[Black "Cuevas, Alex"]
[Result "0-1"]
[WhiteElo "1948"]
[BlackElo "2263"]
[ECO "A08"]
[EventDate "2012.10.12"]
[PlyCount "54"]

1.Nf3 c5 2.g3 Nc6 3.Bg2 d5 4.O-O e5 5.d3 Be7 6.e4 Nf6 7.Nc3 d4 8.Ne2 O-O 
9.a4 Ne8 10.Ne1 f5 11.f4 fxe4 12.dxe4 exf4 13.gxf4 Bg4 14.h3 Bh5 15.b3 d3 
16.Nf3 dxe2 17.Qxe2 Nd4 18.Qc4+ Bf7 19.Qd3 Nxf3+ 20.Qxf3 c4 21.Kh1 Rc8 22.
e5 cxb3 23.cxb3 b6 24.f5 Qd4 25.Bf4 Rc3 26.Qb7 Rxh3+ 27.Bxh3 Bd5+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.49"]
[White "Perez Gormaz, Matias"]
[Black "Cervetto, Esteban"]
[Result "1/2-1/2"]
[WhiteElo "2261"]
[BlackElo "2100"]
[ECO "C45"]
[EventDate "2012.10.12"]
[PlyCount "114"]

1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Nf6 5.Nxc6 bxc6 6.e5 Qe7 7.Qe2 Nd5 8.c4
Nb6 9.Nc3 a5 10.Bd2 Qe6 11.Qe4 Bc5 12.Bd3 g6 13.O-O O-O 14.Qh4 Be7 15.Qf4 
f5 16.exf6 Bxf6 17.Qxc7 Nxc4 18.Rae1 Be5 19.Bxc4 Bxc7 20.Bxe6+ dxe6 21.Bh6
Rf5 22.Re4 Rb8 23.Bc1 Rb4 24.Rd1 e5 25.a3 Rxe4 26.Nxe4 Rf8 27.Bh6 Rf7 28.
Rc1 Bf5 29.Ng5 Rf6 30.h3 Bb6 31.Rc3 c5 32.g4 Bb1 33.b4 axb4 34.axb4 Rc6 
35.bxc5 Bxc5 36.Rb3 Rb6 37.Rf3 Rb8 38.Rf7 Ba2 39.Rg7+ Kh8 40.Rxh7+ Kg8 41.
Bg7 Be7 42.Bxe5 Rb1+ 43.Kh2 Bxg5 44.Rg7+ Kf8 45.Rxg6 Bh4 46.Rh6 Bg5 47.Rd6
Ke7 48.Rd4 Ke6 49.Bf4 Bxf4+ 50.Rxf4 Rb7 51.Kg3 Re7 52.Ra4 Bb3 53.Ra5 Kf6 
54.f4 Re3+ 55.Kh4 Bd1 56.Rd5 Bf3 57.Rd7 Kg6 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.50"]
[White "Heinecke, Lucas"]
[Black "Tobares, Leandro"]
[Result "1-0"]
[WhiteElo "1978"]
[BlackElo "2261"]
[ECO "A88"]
[EventDate "2012.10.12"]
[PlyCount "45"]

1.Nf3 g6 2.c4 Bg7 3.g3 f5 4.d4 Nf6 5.Nc3 O-O 6.Bg2 d6 7.O-O c6 8.d5 e5 9.
dxe6 Bxe6 10.Nd2 Nbd7 11.b3 Qe7 12.Bb2 Nh5 13.Nf3 f4 14.Qd2 Ndf6 15.gxf4 
Rad8 16.Rad1 d5 17.cxd5 Nxd5 18.Nxd5 Rxd5 19.Qc2 Nxf4 20.Bxg7 Kxg7 21.Qe4 
Rh5 22.Nd4 Qc7 23.Qxf4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.51"]
[White "Arias, Juan Cruz"]
[Black "Mellano, Santiago"]
[Result "1/2-1/2"]
[WhiteElo "1899"]
[BlackElo "2242"]
[ECO "C10"]
[EventDate "2012.10.12"]
[PlyCount "17"]

1.e4 e6 2.Nf3 d5 3.Nc3 dxe4 4.Nxe4 Nd7 5.d4 Be7 6.Bd3 Ngf6 7.O-O Nxe4 8.
Bxe4 c5 9.c3 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.52"]
[White "Tapie Amione, Pablo Adib"]
[Black "Monteiro, Marcos Paul de Souza"]
[Result "1-0"]
[WhiteElo "2240"]
[BlackElo "2040"]
[ECO "B14"]
[EventDate "2012.10.12"]
[PlyCount "59"]

1.e4 c6 2.d4 d5 3.exd5 cxd5 4.c4 Nf6 5.Nc3 e6 6.Nf3 Nc6 7.c5 g6 8.Bf4 Qa5 
9.Nd2 Nh5 10.Nb3 Qd8 11.Be3 Bg7 12.Qd2 O-O 13.Bg5 Bf6 14.Bh6 Re8 15.g4 Ng7
16.g5 Be7 17.O-O-O Nf5 18.f4 b6 19.h4 Nxh6 20.h5 Nf5 21.Bd3 e5 22.dxe5 
Nxe5 23.hxg6 Nxg6 24.Qh2 Nf8 25.Qh3 d4 26.Ne4 Qc7 27.Rdg1 Qxf4+ 28.Kb1 Ng7
29.Nf6+ Qxf6 30.Bxh7+ {Tiempo} 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.53"]
[White "Zalimben, Maria Luz"]
[Black "Rioseco Pinochet, Fernan"]
[Result "0-1"]
[WhiteElo "1714"]
[BlackElo "2236"]
[ECO "E94"]
[EventDate "2012.10.12"]
[PlyCount "78"]

1.Nf3 Nf6 2.d4 g6 3.c4 Bg7 4.Nc3 O-O 5.e4 d6 6.Be2 Nbd7 7.O-O e5 8.d5 Nc5 
9.Qc2 a5 10.h3 Nh5 11.Bg5 f6 12.Be3 f5 13.Ne1 Nxe4 14.Nxe4 fxe4 15.Bxh5 
gxh5 16.c5 Qh4 17.Kh2 Rf6 18.cxd6 cxd6 19.Qc7 Rg6 20.Rg1 Bh6 21.Qc1 Bf4+ 
22.Bxf4 exf4 23.Qc2 f3 24.Qd2 fxg2 25.Rxg2 Qxh3+ 26.Kg1 Bg4 27.Rg3 Bf3 28.
Nxf3 exf3 29.Rxg6+ hxg6 30.Qg5 Qg4+ 31.Qxg4 hxg4 32.Kh2 Re8 33.Kg3 Re2 34.
b3 Kf7 35.Rc1 Rxa2 36.Rc7+ Kf6 37.Rxb7 Kg5 38.Rb6 Ra1 39.Rxd6 Rh1 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.54"]
[White "Batista, Gerson Peres"]
[Black "Sperb, Eduardo Quintana"]
[Result "0-1"]
[WhiteElo "2233"]
[BlackElo "2040"]
[ECO "B01"]
[EventDate "2012.10.12"]
[PlyCount "58"]

1.e4 d5 2.exd5 Nf6 3.Nf3 Nxd5 4.d4 Bg4 5.Be2 c6 6.c4 Nf6 7.O-O e6 8.h3 Bh5
9.Nc3 Be7 10.Be3 O-O 11.Ne5 Bxe2 12.Qxe2 Nbd7 13.Rfd1 Re8 14.a3 Nf8 15.Qf3
Ng6 16.Nxg6 hxg6 17.d5 exd5 18.cxd5 cxd5 19.Nxd5 Nxd5 20.Rxd5 Qc8 21.Rc1 
Qe6 22.Rc7 Bf6 23.Rdd7 b6 24.b4 a5 25.b5 Rad8 26.Rxf7 Qb3 27.g3 Rd1+ 28.
Kh2 Rxe3 29.Qxe3 Qd5 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.55"]
[White "Contreras Rodriguez, Henry"]
[Black "Santopietro, Gerardo"]
[Result "1-0"]
[WhiteElo "2220"]
[BlackElo "2006"]
[ECO "B60"]
[EventDate "2012.10.12"]
[PlyCount "113"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bg5 Qa5 7.Bb5 Bd7 8.Nb3 
Qd8 9.O-O a6 10.Be2 h6 11.Be3 b5 12.f4 e6 13.Bf3 Rc8 14.Qd2 Be7 15.Rad1 
Qc7 16.Qf2 b4 17.Na4 e5 18.Nb6 Rb8 19.f5 Bc8 20.Nxc8 Rxc8 21.Kh1 Nb8 22.
Rd2 Nbd7 23.g4 a5 24.Qg2 Nh7 25.Rfd1 Ng5 26.Be2 a4 27.Nc1 Nf6 28.Bb5+ Kf8 
29.Bxg5 hxg5 30.Be2 Qb7 31.Bf3 Ne8 32.Qe2 Nc7 33.Nd3 Nb5 34.Nxb4 Nd4 35.
Rxd4 exd4 36.Rxd4 d5 37.Nd3 dxe4 38.Rxe4 Qc7 39.Ne5 Qxc2 40.Nd7+ Kg8 41.
Qxc2 Rxc2 42.Rxe7 Rhxh2+ 43.Kg1 Rhd2 44.Re8+ Kh7 45.Nf8+ Kh6 46.Re1 Rc8 
47.Ne6 fxe6 48.fxe6 Re8 49.Bc6 Re7 50.Bxa4 Rxb2 51.Bb3 Kg6 52.Rf1 Re2 53.
Rf2 Rxf2 54.Kxf2 Kf6 55.Ke3 Ke5 56.Kd3 Kf4 57.Kd4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.56"]
[White "Maggiori, Luciano"]
[Black "Caceres Vasquez, Sergio"]
[Result "0-1"]
[WhiteElo "1700"]
[BlackElo "2213"]
[ECO "B23"]
[EventDate "2012.10.12"]
[PlyCount "94"]

1.e4 c5 2.Nc3 e6 3.g3 d5 4.exd5 exd5 5.d3 d4 6.Ne4 Be7 7.Bg2 Nf6 8.Ne2 
Nxe4 9.Bxe4 Nd7 10.O-O Nf6 11.Bg2 O-O 12.Re1 Bd6 13.Bf4 Bg4 14.Qd2 Rb8 15.
h3 Be6 16.Bxd6 Qxd6 17.Nf4 Bd7 18.Re2 h6 19.Ree1 Nh7 20.Ne2 Be6 21.Nf4 Bd7
22.Nd5 Ng5 23.Qf4 Nxh3+ 24.Bxh3 Qxd5 25.Bxd7 Qxd7 26.Re2 Rbe8 27.Rae1 Rxe2
28.Rxe2 Qd8 29.Qe4 Qd7 30.b3 Rd8 31.Qe7 Qxe7 32.Rxe7 a5 33.Rxb7 Rd6 34.f3 
Re6 35.Kf2 g6 36.Rd7 Kg7 37.a4 h5 38.f4 Rf6 39.Rd5 h4 40.Kf3 hxg3 41.Kxg3 
Re6 42.Kf2 Kf6 43.Rd7 Rc6 44.Rd8 Ke7 45.Rd5 f6 46.Kf3 Rd6 47.Ke4 f5+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.57"]
[White "Arcos Facio, Mateo"]
[Black "Maldonado, Federico"]
[Result "1-0"]
[WhiteElo "2174"]
[BlackElo "1973"]
[ECO "B09"]
[EventDate "2012.10.12"]
[PlyCount "57"]

1.e4 d6 2.d4 g6 3.Nc3 Bg7 4.f4 Nf6 5.Nf3 c6 6.Bd3 O-O 7.O-O b5 8.a3 Qb6 9.
Kh1 Bg4 10.h3 Bxf3 11.Qxf3 e6 12.Be3 d5 13.e5 Nfd7 14.g4 f6 15.exf6 Bxf6 
16.Ne2 Qb7 17.Qg3 Bg7 18.h4 c5 19.c3 Kh8 20.g5 Nc6 21.h5 gxh5 22.Qh3 e5 
23.Qxh5 e4 24.Bc2 Ne7 25.Ng3 Qc7 26.Kg2 cxd4 27.Rh1 h6 28.Bxd4 Rxf4 29.
Qxh6+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.58"]
[White "Caceres Recalde, Fernando"]
[Black "Freitas, Rames Fialho de"]
[Result "1-0"]
[WhiteElo "2159"]
[ECO "C11"]
[EventDate "2012.10.12"]
[PlyCount "83"]

1.e4 e6 2.d4 d5 3.Nd2 dxe4 4.Nxe4 Nd7 5.Nf3 Ngf6 6.Bg5 Be7 7.Nxf6+ Bxf6 8.
Be3 c5 9.Be2 O-O 10.O-O Qc7 11.c3 b6 12.Qb3 Bb7 13.Rfd1 Rfd8 14.Rd2 Rac8 
15.Rad1 c4 16.Qc2 Bd5 17.Ne1 Be7 18.Bf3 Nf6 19.Bg5 h6 20.Bxf6 Bxf6 21.Re2 
b5 22.Bxd5 Rxd5 23.Nf3 Rcd8 24.Rde1 Qa5 25.a3 Qb6 26.Ne5 a5 27.f4 Bxe5 28.
fxe5 b4 29.axb4 axb4 30.Rf2 Rb8 31.Ref1 Rb7 32.Qe2 bxc3 33.bxc3 Qb5 34.h4 
Rdd7 35.g4 Rdc7 36.g5 Qb3 37.gxh6 Qxc3 38.Qg4 g6 39.Qg5 Qb4 40.h5 Kh7 41.
Qf6 Qf8 42.hxg6+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.59"]
[White "Derbes, Jose Maria"]
[Black "Fiori, Alberto Nicolas"]
[Result "0-1"]
[BlackElo "2159"]
[ECO "B83"]
[EventDate "2012.10.12"]
[PlyCount "130"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be2 Be7 7.Be3 O-O 8.O-O 
Nc6 9.Qd2 e5 10.Nb3 Ng4 11.Bxg4 Bxg4 12.f3 Be6 13.Rad1 a5 14.Nd5 a4 15.Nc1
Ra6 16.c4 Bxd5 17.cxd5 Nb8 18.Nd3 Nd7 19.Rc1 f5 20.Rc2 Nf6 21.Qb4 Ra8 22.
Rfc1 fxe4 23.fxe4 Ng4 24.Bb6 Qe8 25.h3 Nf6 26.Nf2 Nh5 27.Be3 Rb8 28.Qd2 
Qg6 29.Qe2 Nf6 30.Bd2 Bd8 31.Qd3 Bb6 32.Be3 Bxe3 33.Qxe3 Nd7 34.b4 axb3 
35.axb3 b5 36.b4 Nb6 37.Qe2 Nc4 38.Qg4 Qh6 39.Qe2 Rb7 40.Ng4 Qg5 41.Rc3 
Rbf7 42.Ne3 Rf2 43.Qg4 Qxg4 44.Nxg4 Rb2 45.Ne3 Nxe3 46.Rxe3 Rxb4 47.Rc6 
Rd8 48.Rb6 Rd7 49.Rf3 h6 50.Rb8+ Kh7 51.Re3 Rf7 52.Rb6 Rf6 53.Rb7 h5 54.
Rg3 Rg6 55.Rxg6 Kxg6 56.Rb6 Rxe4 57.Rxd6+ Kf5 58.Rb6 b4 59.Kf2 h4 60.Kf3 
Rc4 61.Rb8 Rc3+ 62.Kf2 b3 63.d6 Ke6 64.Rb6 Kd7 65.Rb4 Kxd6 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.60"]
[White "Horst, Rodrigo"]
[Black "Avila, Pedro Andres"]
[Result "1/2-1/2"]
[BlackElo "2145"]
[ECO "A18"]
[EventDate "2012.10.12"]
[PlyCount "63"]

1.c4 Nf6 2.Nc3 e6 3.e4 d5 4.e5 Nfd7 5.d4 dxc4 6.Nf3 Be7 7.Bxc4 O-O 8.h4 
Re8 9.Ng5 Nf8 10.Bd3 f5 11.Be3 g6 12.f4 h6 13.Nh3 c6 14.Qd2 h5 15.Ng5 Nbd7
16.Qc2 Nb6 17.g4 hxg4 18.O-O-O Nd5 19.Nxd5 cxd5 20.h5 Bxg5 21.fxg5 Re7 22.
Kb1 Bd7 23.hxg6 Rg7 24.Rh6 Be8 25.Rdh1 Bxg6 26.Rh8+ Kf7 27.Bd2 a5 28.Qb3 
b6 29.Rc1 Rh7 30.Rh1 Rxh8 31.Rxh8 Rc8 32.Qd1 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.61"]
[White "Curotto, Nicolas"]
[Black "Della Morte, German"]
[Result "0-1"]
[WhiteElo "1859"]
[BlackElo "2346"]
[ECO "C68"]
[EventDate "2012.10.12"]
[PlyCount "66"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6 dxc6 5.Nc3 f6 6.d4 exd4 7.Qxd4 Qxd4 8.
Nxd4 Bd7 9.Be3 O-O-O 10.O-O-O Ne7 11.f3 Ng6 12.Nde2 Bd6 13.Bf2 b5 14.Bg3 
Bc5 15.a3 Rde8 16.Nd4 Ne5 17.Rhf1 Nc4 18.Bf2 Bd6 19.Nce2 f5 20.exf5 c5 21.
Ne6 Bxe6 22.fxe6 Rxe6 23.Rfe1 Bxh2 24.g3 Rf8 25.Nf4 Rxe1 26.Rxe1 g5 27.Nh5
Rxf3 28.Re2 Bg1 29.Be1 Rf1 30.b3 Nxa3 31.Kb2 b4 32.g4 Bd4+ 33.Ka2 Nxc2 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.62"]
[White "Barea, Luis"]
[Black "Ayala, Gustavo"]
[Result "1/2-1/2"]
[WhiteElo "2245"]
[BlackElo "1955"]
[ECO "A70"]
[EventDate "2012.10.12"]
[PlyCount "58"]

1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.Nf3 Bg7 8.Bd3 O-O 
9.O-O Bg4 10.h3 Bxf3 11.Qxf3 a6 12.a4 Nbd7 13.Qd1 Qc7 14.Re1 Rfe8 15.Bf4 
Ne5 16.Be2 Nfd7 17.Bg3 c4 18.f4 Nd3 19.Bxd3 cxd3 20.Qxd3 Qb6+ 21.Bf2 Qxb2 
22.e5 Qb4 23.Ne4 dxe5 24.Rab1 Qxa4 25.Nd6 Rf8 26.Re4 Qa2 27.Re2 Qa4 28.Re4
Qa2 29.Re2 Qa4 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.63"]
[White "Hernandez Amura, Gilberto"]
[Black "Arias, Juan Carlos"]
[Result "1/2-1/2"]
[WhiteElo "1851"]
[BlackElo "2215"]
[ECO "B31"]
[EventDate "2012.10.12"]
[PlyCount "78"]

1.e4 c5 2.Nf3 Nc6 3.Bb5 g6 4.Bxc6 bxc6 5.O-O Bg7 6.d3 e5 7.Nc3 Ne7 8.Ne1 
O-O 9.f4 exf4 10.Bxf4 d6 11.Nf3 f6 12.Kh1 Be6 13.Qd2 Rb8 14.Rab1 Rb7 15.d4
cxd4 16.Nxd4 Bf7 17.Nb3 Nc8 18.Rbd1 Bxb3 19.axb3 Rd7 20.Rf3 Re8 21.h3 Qa5 
22.Qd3 Qb4 23.Qf1 Re6 24.Bd2 Kf7 25.Re1 Qd4 26.Be3 Qb4 27.Bg5 Ke7 28.Bd2 
Kf7 29.Qf2 Qb6 30.Be3 Qd8 31.Ra1 Qe7 32.Bd4 h6 33.Ra6 Rc7 34.Ra1 Rb7 35.
Rf1 Rb4 36.e5 f5 37.Na2 Rxd4 38.Qxd4 dxe5 39.Qc4 Nb6 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.64"]
[White "Ferreira, Kleber Victor"]
[Black "Sepulveda Perez, Jorge Eduardo"]
[Result "1-0"]
[WhiteElo "2121"]
[BlackElo "1953"]
[ECO "B23"]
[EventDate "2012.10.12"]
[PlyCount "46"]

1.e4 c5 2.Nc3 Nc6 3.Bb5 d6 4.Bxc6+ bxc6 5.d3 g6 6.f4 Bg7 7.Nf3 Nf6 8.O-O 
O-O 9.Qe1 Bg4 10.Qh4 Bxf3 11.Rxf3 Qd7 12.f5 Rfe8 13.Bh6 Bh8 14.Raf1 Rab8 
15.b3 d5 16.e5 Rb4 17.Qh3 Ng4 18.e6 fxe6 19.fxe6 Bd4+ 20.Kh1 Qd8 21.Ne2 
Nxh6 22.Nxd4 Nf5 23.Nxf5 gxf5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.65"]
[White "March, Diego"]
[Black "San Martin Basualto, Epiro"]
[Result "1/2-1/2"]
[WhiteElo "1822"]
[BlackElo "2114"]
[ECO "E41"]
[EventDate "2012.10.12"]
[PlyCount "103"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 Bxc3+ 5.bxc3 c5 6.Bd3 d6 7.Nf3 Nc6 8.e4 e5
9.d5 Ne7 10.h3 h6 11.O-O g5 12.Nh2 Ng6 13.Bc2 Bd7 14.Re1 a6 15.a4 a5 16.
Qf3 Nh4 17.Qe3 Rg8 18.Bd1 Rg7 19.Ng4 Nxg4 20.hxg4 Qf6 21.g3 Ng6 22.Qf3 
Qxf3 23.Bxf3 O-O-O 24.Kg2 Ne7 25.Rh1 Rg6 26.Be3 Kc7 27.Bd1 Ra8 28.f3 f6 
29.Bc2 Nc8 30.Rh5 Nb6 31.Bb3 Rh8 32.Bd2 Rg7 33.Be3 Rgh7 34.Kf2 Be8 35.Rhh1
h5 36.gxh5 Rxh5 37.Rxh5 Rxh5 38.Kg2 Bg6 39.g4 Rh4 40.Bf2 Rh8 41.Be3 Be8 
42.Bd2 Bd7 43.Be3 Kd8 44.Bf2 Ke7 45.Be3 Kf7 46.Bf2 Ra8 47.Kf1 Ra6 48.Ke2 
Nc8 49.Kd3 Rb6 50.Ra3 Ne7 51.Bg3 Ng6 52.Ke3 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.66"]
[White "Salvatti, Diego"]
[Black "Epelboin, Matias"]
[Result "1-0"]
[WhiteElo "2112"]
[BlackElo "1941"]
[ECO "A16"]
[EventDate "2012.10.12"]
[PlyCount "127"]

1.Nf3 Nf6 2.c4 g6 3.Nc3 Bg7 4.g3 O-O 5.Bg2 d6 6.O-O c6 7.Rb1 a6 8.b4 Bf5 
9.d3 e5 10.e4 Bg4 11.Qb3 Bxf3 12.Bxf3 b5 13.a4 Qb6 14.Be3 Qb7 15.c5 dxc5 
16.Bxc5 Rd8 17.Rfd1 Nbd7 18.Be3 Ne8 19.Bg4 Nf8 20.Rbc1 Nc7 21.Ne2 Nce6 22.
a5 Rd6 23.Bb6 Nd7 24.Be3 Ndf8 25.Rc3 h5 26.Bh3 Rad8 27.Bb6 Ra8 28.Rdc1 Bh6
29.Rf1 Bg7 30.Rc2 Ng5 31.Bg2 Qd7 32.Rc3 Rc8 33.Bc5 Rf6 34.f4 Nh3+ 35.Kh1 
exf4 36.gxf4 Qg4 37.Bf3 Qh4 38.e5 Re6 39.Be4 Bh6 40.Be3 g5 41.Bf5 gxf4 42.
Bd4 Rd8 43.Qc2 f3 44.Rxf3 Rxd4 45.Rxh3 Qe1+ 46.Kg2 Rxb4 47.Rg3+ Kh8 48.
Bxe6 Nxe6 49.Rxc6 Rb1 50.Rc8+ Bf8 51.Kh3 Qf1+ 52.Kh4 Rb4+ 53.d4 Rxd4+ 54.
Nxd4 Qf4+ 55.Kh3 Qxd4 56.Rxf8+ Nxf8 57.Qf5 Qd7 58.Rf3 Kg7 59.Qxd7 Nxd7 60.
Re3 Nc5 61.Rg3+ Kh6 62.Rg8 Nb3 63.Ra8 Nxa5 64.Rxa6+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.67"]
[White "Baeta, Marcio Netto"]
[Black "Ortiz, Jorge"]
[Result "1-0"]
[WhiteElo "2101"]
[BlackElo "1932"]
[ECO "A13"]
[EventDate "2012.10.12"]
[PlyCount "50"]

1.c4 Nf6 2.g3 e6 3.Bg2 d5 4.Nf3 c6 5.b3 g6 6.Bb2 Bg7 7.O-O O-O 8.d3 Nbd7 
9.Nbd2 Re8 10.e4 dxe4 11.dxe4 e5 12.Qc2 c5 13.Rfd1 Qc7 14.Nf1 Nb8 15.Ne3 
Nc6 16.Nd5 Qb8 17.h3 Nd7 18.a3 Nf8 19.b4 Ne6 20.Qa4 Rf8 21.b5 Ncd4 22.Nxd4
Nxd4 23.Bxd4 exd4 24.f4 Bd7 25.Qb3 Qc8 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.68"]
[White "Fonseca, Luis Ernesto Serra"]
[Black "Bianchi, Augusto"]
[Result "0-1"]
[WhiteElo "2096"]
[BlackElo "1903"]
[ECO "C93"]
[EventDate "2012.10.12"]
[PlyCount "68"]

1.e4 Nc6 2.Nf3 e5 3.Bb5 a6 4.Ba4 Nf6 5.O-O d6 6.Re1 b5 7.Bb3 Be7 8.c3 O-O 
9.h3 h6 10.d4 exd4 11.cxd4 d5 12.e5 Ne4 13.Nc3 Nxc3 14.bxc3 Bf5 15.a3 Na5 
16.Ba2 c6 17.e6 fxe6 18.g4 Be4 19.Nd2 Bh7 20.Rxe6 Qd7 21.Qe2 Bh4 22.f3 Bd3
23.Qe3 Bg5 24.Qe5 Rae8 25.Rxe8 Rxe8 26.Qg3 Re2 27.Nb3 Rxa2 28.Rxa2 Nxb3 
29.Bxg5 hxg5 30.f4 Nc1 31.Qe3 Nxa2 32.Qxd3 Qe7 33.fxg5 Qe1+ 34.Kg2 Qe4+ 
0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.69"]
[White "Okamura, Milton Kasuo"]
[Black "Espindola, Juan Carlos"]
[Result "0-1"]
[WhiteElo "2092"]
[BlackElo "1891"]
[ECO "A53"]
[EventDate "2012.10.12"]
[PlyCount "64"]

1.d4 d6 2.Nf3 Nf6 3.c4 c6 4.Nc3 Bf5 5.Nh4 g6 6.Nxf5 gxf5 7.g3 Nbd7 8.Bg2 
e6 9.O-O h5 10.h4 Bh6 11.Bxh6 Rxh6 12.Qd2 Rg6 13.e4 fxe4 14.Nxe4 Nxe4 15.
Bxe4 Rg8 16.Bg2 a5 17.Rfe1 Qf6 18.Rac1 Rg4 19.d5 cxd5 20.cxd5 e5 21.Qe2 
Rb4 22.Rc2 Qg6 23.Rec1 f5 24.Rc8+ Rxc8 25.Rxc8+ Ke7 26.Qc2 Nc5 27.a3 Rd4 
28.Bh3 a4 29.Bxf5 Qh6 30.Bh3 Re4 31.Kh2 Qg6 32.Bg2 Rxh4+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.70"]
[White "Besso, Javier Alejandro"]
[Black "Judewicz, Alejandro"]
[Result "0-1"]
[WhiteElo "1751"]
[BlackElo "2084"]
[ECO "E20"]
[EventDate "2012.10.12"]
[PlyCount "56"]

1.d4 e6 2.c4 Nf6 3.Nc3 Bb4 4.f3 Bxc3+ 5.bxc3 d6 6.e4 O-O 7.Bg5 Nbd7 8.Bd3 
c5 9.Ne2 e5 10.d5 h6 11.Bh4 Re8 12.O-O Nf8 13.Qc2 Ng6 14.Bf2 Nh5 15.Be3 
Nhf4 16.Nxf4 exf4 17.Bf2 Ne5 18.Rae1 Qg5 19.Kh1 Qh5 20.Be2 g5 21.Qd1 Kh8 
22.g3 g4 23.gxf4 gxf3 24.fxe5 fxe2 25.Qxe2 Bg4 26.Qe3 Bf3+ 27.Kg1 Rg8+ 28.
Bg3 Rxg3+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.71"]
[White "Crespo, Eugenio"]
[Black "Elias, Roberto"]
[Result "1-0"]
[WhiteElo "2076"]
[BlackElo "1885"]
[ECO "B19"]
[EventDate "2012.10.12"]
[PlyCount "49"]

1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.Nf3 Nd7 7.h4 h6 8.h5 Bh7
9.Bd3 Bxd3 10.Qxd3 e6 11.Bd2 Ngf6 12.O-O-O Qc7 13.Ne4 Nd5 14.g3 Be7 15.c4 
Nb4 16.Bxb4 Bxb4 17.c5 O-O 18.a3 f5 19.Neg5 Nxc5 20.dxc5 Rad8 21.Qc4 hxg5 
22.Qxe6+ Kh8 23.axb4 g4 24.Ne5 Rf6 25.Rxd8+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.72"]
[White "Pirola, Marcos"]
[Black "Alvarez, Agustin"]
[Result "1-0"]
[WhiteElo "2070"]
[BlackElo "1863"]
[ECO "A37"]
[EventDate "2012.10.12"]
[PlyCount "85"]

1.c4 c5 2.Nf3 Nc6 3.g3 e5 4.Nc3 g6 5.Bg2 Bg7 6.d3 Nge7 7.O-O O-O 8.a3 d5 
9.cxd5 Nxd5 10.Nxe5 Nxc3 11.Nxc6 Nxd1 12.Nxd8 Nxb2 13.Bxb2 Bxb2 14.Ra2 
Rxd8 15.Rxb2 Rb8 16.Rc1 b6 17.Rxc5 Bg4 18.Rc4 Be6 19.Rc7 a6 20.Rb7 Rdc8 
21.f4 b5 22.Ra7 Rb6 23.Kf2 Rd6 24.Bb7 Rd7 25.Bxc8 Rxa7 26.Bxe6 fxe6 27.a4 
bxa4 28.Ra2 Kf7 29.Rxa4 Ke7 30.Ke3 a5 31.Kd4 Kd6 32.e4 h5 33.h3 Ra8 34.Kc4
Kc6 35.d4 Kb6 36.d5 Re8 37.dxe6 Rxe6 38.Kd5 Re8 39.e5 Ra8 40.e6 Kc7 41.Ke5
Rf8 42.e7 Ra8 43.Ke6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.73"]
[White "Baquero, Yuri Paola"]
[Black "Lo Presti, Roberto"]
[Result "0-1"]
[WhiteElo "1780"]
[BlackElo "2065"]
[ECO "E02"]
[EventDate "2012.10.12"]
[PlyCount "37"]

1.d4 e6 2.c4 Nf6 3.g3 d5 4.Bg2 dxc4 5.Qa4+ Nbd7 6.Nc3 a6 7.Qxc4 c5 8.Nf3 
b5 9.Qd3 Bb7 10.e3 cxd4 11.Qxd4 Bc5 12.Qd1 Ne5 13.Ke2 Qc7 14.Nh4 Rd8 15.
Qf1 Bb4 16.f4 Qc4+ 17.Kf2 Nd3+ 18.Kg1 Bxc3 19.bxc3 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.74"]
[White "Romero, Fabian"]
[Black "Villegas, Franco"]
[Result "0-1"]
[WhiteElo "2058"]
[BlackElo "1852"]
[ECO "C02"]
[EventDate "2012.10.12"]
[PlyCount "72"]

1.d4 e6 2.e4 d5 3.e5 c5 4.c3 Nc6 5.Nf3 Bd7 6.Bd3 Qb6 7.Ng5 cxd4 8.Nxf7 
Kxf7 9.Qh5+ g6 10.Bxg6+ hxg6 11.Qxh8 Bg7 12.Qh3 Qa6 13.f4 dxc3 14.Nxc3 Nd4
15.Kf2 Nb3 16.Rb1 Nxc1 17.Rhxc1 Qb6+ 18.Ke1 Ne7 19.g4 Rc8 20.b3 Qb4 21.Qg3
d4 22.a3 Qa5 23.b4 Qxa3 24.Ra1 Qb2 25.Rab1 dxc3 26.Rxb2 cxb2 27.Rd1 Ba4 
28.Qa3 Bxd1 29.Qxb2 Bxg4 30.Qg2 Rc1+ 31.Kd2 Rd1+ 32.Kc2 Nd5 33.Kb3 Rd3+ 
34.Ka4 Bd1+ 35.Kb5 Rc3 36.Qf2 Nc7+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.75"]
[White "Besso, Guadalupe"]
[Black "Schuh, Astor Jose"]
[Result "0-1"]
[WhiteElo "1730"]
[BlackElo "2055"]
[ECO "D36"]
[EventDate "2012.10.12"]
[PlyCount "66"]

1.d4 Nf6 2.c4 e6 3.Nc3 d5 4.cxd5 exd5 5.Bg5 Be7 6.e3 O-O 7.Bd3 h6 8.Bh4 c6
9.Qc2 Nbd7 10.Nge2 Re8 11.O-O Bd6 12.Rae1 Bxh2+ 13.Kh1 Bd6 14.Bg3 Bxg3 15.
Nxg3 Ng4 16.Nf5 Nf8 17.g3 Qg5 18.Kg2 g6 19.Nh4 f5 20.Na4 Kg7 21.b4 a6 22.
Nb6 Rb8 23.Qc5 Qd8 24.Nxc8 Rxc8 25.a4 Ne6 26.Qc3 Ng5 27.Qc1 Rf8 28.f3 Nf6 
29.a5 Nh5 30.g4 Nxf3 31.Nxf3 fxg4 32.Rh1 Rxf3 33.Be2 Rg3+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.76"]
[White "Ezcurra, Mariano"]
[Black "Conde, Adrian"]
[Result "0-1"]
[WhiteElo "1560"]
[BlackElo "2053"]
[ECO "A17"]
[EventDate "2012.10.12"]
[PlyCount "74"]

1.c4 Nf6 2.Nc3 e6 3.d3 b6 4.Nf3 Bb7 5.g3 Be7 6.Bg2 O-O 7.O-O d6 8.Bd2 c5 
9.a3 Nbd7 10.b4 a6 11.Rb1 Qc7 12.b5 a5 13.a4 Rad8 14.Bg5 h6 15.Bd2 Rfe8 
16.Re1 d5 17.Qc2 d4 18.Nd1 e5 19.Nh4 Bxg2 20.Nxg2 g5 21.f4 exf4 22.gxf4 
Bd6 23.Nf2 gxf4 24.Qc1 Nh5 25.Ng4 Kh7 26.Nh4 Rg8 27.h3 Ne5 28.Kf2 Nxg4+ 
29.hxg4 Rxg4 30.Nf3 Rdg8 31.Rg1 f5 32.Qf1 Rg3 33.Nh4 Qe7 34.Nxf5 Qe3+ 35.
Bxe3 fxe3+ 36.Ke1 Rxg1 37.Nxd6 Nf4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.77"]
[White "Cordono, Carlos"]
[Black "Jorquera Alfaro, Mauricio"]
[Result "0-1"]
[BlackElo "2036"]
[ECO "C10"]
[EventDate "2012.10.12"]
[PlyCount "80"]

1.e4 e6 2.d4 d5 3.Nd2 dxe4 4.Nxe4 Nd7 5.Bd3 Ngf6 6.Nf3 Be7 7.O-O O-O 8.Qe2
b6 9.Bg5 Bb7 10.Rad1 h6 11.Bh4 Rc8 12.c3 Nxe4 13.Bxe7 Nxc3 14.bxc3 Qxe7 
15.Ba6 Bxa6 16.Qxa6 Nf6 17.Rfe1 c6 18.Ne5 Qc7 19.Rd3 Rfd8 20.Rg3 c5 21.Qe2
cxd4 22.c4 d3 23.Rxd3 Rxd3 24.Qxd3 Rd8 25.Qe3 Qd6 26.g4 Qd2 27.h3 Qxe3 28.
Rxe3 Rd6 29.Ra3 a5 30.Rb3 Ne4 31.Rd3 f6 32.Rxd6 Nxd6 33.Nc6 Nxc4 34.Kf1 
Kf7 35.Ke2 Ke8 36.f4 Kd7 37.Na7 Nd6 38.Kd3 Kc7 39.a4 Kb7 40.Nb5 Nxb5 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.78"]
[White "Morelli, Nicolas"]
[Black "Speranza, Mariano"]
[Result "1-0"]
[WhiteElo "2036"]
[BlackElo "1851"]
[ECO "C41"]
[EventDate "2012.10.12"]
[PlyCount "127"]

1.e4 e5 2.Nf3 d6 3.Nc3 Nf6 4.d4 Nbd7 5.Bc4 Be7 6.O-O O-O 7.h3 c6 8.a4 Qc7 
9.Be3 a6 10.Qe2 b6 11.Nh2 Bb7 12.f4 c5 13.fxe5 Nxe4 14.Nxe4 Bxe4 15.e6 
fxe6 16.Bxe6+ Kh8 17.Qg4 Nf6 18.Rxf6 Bxf6 19.Qxe4 cxd4 20.Bf2 Be5 21.Bxd4 
Rae8 22.Bxe5 dxe5 23.Qc4 Qd6 24.Bg4 e4 25.Rd1 Qg3 26.Qe2 Qe5 27.c3 Qc5+ 
28.Rd4 e3 29.Bf3 Rf6 30.Rd5 Qe7 31.Ng4 Re6 32.Rd3 Qc5 33.b4 Qg5 34.Bd5 
R6e7 35.Bc6 Rf8 36.Rxe3 Rc7 37.b5 axb5 38.axb5 Ra7 39.Rf3 Ra1+ 40.Kh2 Qd8 
41.Rxf8+ Qxf8 42.Qe8 Qxe8 43.Bxe8 Rc1 44.Bc6 Kg8 45.Ne5 Rxc3 46.Nd7 Kf7 
47.Nxb6 Ke6 48.Nd7 Kd6 49.Nf8 h6 50.Ng6 Rb3 51.Nh4 Ke6 52.Nf3 Kd6 53.Nd4 
Rb4 54.Nf5+ Ke5 55.Nxg7 Kf6 56.Nh5+ Kg6 57.Ng3 Rb3 58.Ne2 Kf6 59.Nd4 Rb4 
60.Nf3 Rb2 61.Kg3 Rb4 62.Nd2 Ke5 63.Ne4 Kf5 64.Nc5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.79"]
[White "Mateu, Pedro"]
[Black "Sanchez Sandoval, Gonzalo"]
[Result "0-1"]
[BlackElo "2029"]
[ECO "B52"]
[EventDate "2012.10.12"]
[PlyCount "35"]

1.e4 c5 2.Nf3 d6 3.Bb5+ Bd7 4.Bxd7+ Qxd7 5.c3 Nf6 6.d3 Nc6 7.O-O e6 8.Re1 
Be7 9.Nbd2 O-O 10.a3 b5 11.Nf1 Qc7 12.h3 b4 13.Bf4 bxc3 14.bxc3 Qa5 15.e5 
dxe5 16.Nxe5 Nxe5 17.Bxe5 Nd7 18.a4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.80"]
[White "Heinecke, Victor"]
[Black "Brizzi, Milagros Tatiana"]
[Result "1-0"]
[WhiteElo "2025"]
[BlackElo "1839"]
[ECO "B23"]
[EventDate "2012.10.12"]
[PlyCount "55"]

1.e4 c5 2.Nc3 e6 3.g3 a6 4.Bg2 Nc6 5.Nge2 Qc7 6.O-O d6 7.d3 b5 8.f4 Nge7 
9.Be3 g6 10.Qd2 Bg7 11.Rae1 Bd7 12.e5 dxe5 13.Bxc5 Rc8 14.Ne4 O-O 15.c3 
Rfd8 16.Qe3 exf4 17.Nxf4 Nf5 18.Qf2 Qb8 19.Kh1 h5 20.Bh3 Be8 21.Bg2 Ne5 
22.Ba7 Ng4 23.Qg1 Qe5 24.d4 Qc7 25.d5 Qe7 26.Bc5 Qd7 27.dxe6 Qxe6 28.Nxe6 
1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.81"]
[White "Aberbach, Angel"]
[Black "Figar, Nicolas"]
[Result "1-0"]
[WhiteElo "2023"]
[BlackElo "1802"]
[ECO "E76"]
[EventDate "2012.10.12"]
[PlyCount "58"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f4 O-O 6.Nf3 c5 7.d5 e6 8.dxe6 Bxe6 
9.Bd3 Re8 10.O-O Bg4 11.h3 Bxf3 12.Qxf3 Nc6 13.Be3 Nb4 14.Bb1 Qe7 15.f5 
Nc6 16.Bg5 Ne5 17.Qf4 Ned7 18.Qh4 Qe5 19.Rd1 Nh5 20.g4 Qg3+ 21.Qxg3 Nxg3 
22.Rxd6 Nb6 23.f6 Bf8 24.Rxb6 axb6 25.Bf4 Red8 26.Bxg3 Rd2 27.b3 Bh6 28.
Nd5 Kf8 29.h4 Rd8 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.82"]
[White "Evans, Pablo"]
[Black "Farias, Sergio Luiz Cardoso"]
[Result "1-0"]
[WhiteElo "2017"]
[BlackElo "1524"]
[ECO "A00"]
[EventDate "2012.10.12"]
[PlyCount "0"]

1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.83"]
[White "Rivas, Lucas"]
[Black "Lescano, Ramon"]
[Result "1/2-1/2"]
[WhiteElo "1987"]
[ECO "D02"]
[EventDate "2012.10.12"]
[PlyCount "55"]

1.d4 e6 2.Nf3 d5 3.Bf4 f5 4.Nbd2 Nf6 5.e3 Be7 6.c4 c6 7.Bd3 O-O 8.O-O Ne4 
9.Bxe4 fxe4 10.Ne5 Nd7 11.f3 Nxe5 12.Bxe5 exf3 13.Rxf3 Bf6 14.Bxf6 Rxf6 
15.Qe2 Bd7 16.Raf1 Qe7 17.e4 Rxf3 18.Nxf3 dxc4 19.Ne5 Rf8 20.Rxf8+ Kxf8 
21.Qxc4 Ke8 22.Qa4 Qh4 23.h3 Qxe4 24.Qxa7 Qe3+ 25.Kh1 Qc1+ 26.Kh2 Qxb2 27.
Qa8+ Ke7 28.Nxd7 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.84"]
[White "Moyses Sobrinho, Elias"]
[Black "Bulgarini Torre, Marco"]
[Result "1-0"]
[BlackElo "1977"]
[ECO "D41"]
[EventDate "2012.10.12"]
[PlyCount "99"]

1.Nf3 Nf6 2.c4 c5 3.Nc3 e6 4.g3 d5 5.cxd5 Nxd5 6.Bg2 Nc6 7.O-O Be7 8.Nxd5 
exd5 9.d4 O-O 10.dxc5 Bxc5 11.Bf4 Be6 12.Ng5 Be7 13.Nxe6 fxe6 14.e4 d4 15.
Qb3 Qd7 16.Bh3 Rf6 17.e5 Rg6 18.a3 Bc5 19.Bf5 Ne7 20.Bxg6 Nxg6 21.Rac1 Bb6
22.Rfe1 Nxf4 23.gxf4 Rf8 24.Qf3 Kh8 25.Qe4 Rf5 26.Red1 g5 27.fxg5 Rxg5+ 
28.Kh1 Rf5 29.f4 h5 30.Rd3 Rf8 31.Rg3 Qh7 32.Qxh7+ Kxh7 33.Rf1 Rd8 34.Kg2 
d3 35.Rd1 d2 36.Kf1 Rd4 37.Rf3 Kg6 38.Ke2 Kf5 39.Rxd2 Rxf4 40.Rxf4+ Kxf4 
41.Rd7 Kxe5 42.Rxb7 Kf4 43.b4 Bd4 44.a4 Kg4 45.Rd7 e5 46.Rxd4+ exd4 47.b5 
Kf4 48.a5 Ke4 49.b6 axb6 50.a6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.85"]
[White "Sampaio, Leonardo de Souza Prallon"]
[Black "Krumrick, Ezequiel Arturo"]
[Result "1-0"]
[WhiteElo "1976"]
[ECO "A04"]
[EventDate "2012.10.12"]
[PlyCount "93"]

1.Nf3 c5 2.g3 Nc6 3.Bg2 e6 4.O-O Nf6 5.d3 Qc7 6.e4 Be7 7.Re1 d6 8.Nbd2 O-O
9.a4 b6 10.Nc4 e5 11.c3 Re8 12.Bg5 h6 13.Bxf6 Bxf6 14.Ne3 Ne7 15.h4 g6 16.
Nh2 Bg7 17.h5 Kh7 18.Qf3 Rf8 19.g4 g5 20.Nf5 Rb8 21.Nf1 Be6 22.N1e3 Qd7 
23.Red1 Nxf5 24.exf5 Bb3 25.Rd2 f6 26.Qc6 Qxc6 27.Bxc6 Bf7 28.Bd5 Kg8 29.
Rc2 Rfc8 30.Ra3 Bf8 31.Kg2 Be7 32.Kf3 Bxd5+ 33.Nxd5 Kf7 34.Ne3 Ke8 35.Ke4 
Kd7 36.Kd5 Rb7 37.Ra2 Rcb8 38.Rc1 Rc8 39.Nc4 a6 40.a5 bxa5 41.Rxa5 Rc6 42.
Rca1 Ra7 43.Nd2 Rb6 44.Nc4 Rc6 45.Rb5 Bd8 46.Rb8 Rc8 47.Nb6+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.86"]
[White "Perez Wertheim, Rodolfo"]
[Black "Minelli, Fausto"]
[Result "1-0"]
[WhiteElo "2015"]
[ECO "D02"]
[EventDate "2012.10.12"]
[PlyCount "105"]

1.d4 d5 2.Nf3 Nf6 3.Bf4 e6 4.e3 c6 5.Nbd2 Bd6 6.Bxd6 Qxd6 7.Ne5 Nbd7 8.f4 
Ne4 9.Nxe4 dxe4 10.Nc4 Qe7 11.Be2 b6 12.O-O g6 13.c3 O-O 14.g4 f5 15.g5 
Ba6 16.b4 Bxc4 17.Bxc4 b5 18.Bb3 a5 19.a4 axb4 20.axb5 cxb5 21.cxb4 Nb6 
22.Qc2 Rac8 23.Qa2 Nc4 24.Qa6 Nd6 25.Rfc1 Kf7 26.Rc5 Rb8 27.Rac1 Ra8 28.
Qb6 Rfb8 29.Qc7 Rc8 30.Qxe7+ Kxe7 31.Rc7+ Kd8 32.Rxc8+ Rxc8 33.Rxc8+ Nxc8 
34.Bxe6 Ne7 35.d5 Kc7 36.Kf2 Kd6 37.h4 Nxd5 38.Bg8 Ne7 39.Bf7 Nc6 40.Be8 
Nxb4 41.Bxb5 Ke7 42.Ke2 Kf8 43.Kd2 Nd5 44.Bc4 Ne7 45.Kc3 Kg7 46.Kd4 h5 47.
Kc5 Nc8 48.Be6 Ne7 49.Kd6 Kf8 50.Kd7 Ng8 51.Bxg8 Kxg8 52.Ke8 Kg7 53.Ke7 
1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.87"]
[White "Freitas, Julio Eimard de"]
[Black "Bidigaray, Marcio"]
[Result "1-0"]
[WhiteElo "1882"]
[BlackElo "1715"]
[ECO "A43"]
[EventDate "2012.10.12"]
[PlyCount "79"]

1.d4 c5 2.d5 b5 3.e4 Ba6 4.Be2 d6 5.c3 Nf6 6.Qc2 g6 7.Bg5 Bg7 8.Nf3 O-O 9.
O-O Qc8 10.Nbd2 Nbd7 11.Rfc1 h6 12.Bh4 Nh5 13.Bxe7 Nf4 14.Re1 Be5 15.Bxf8 
Nxf8 16.Nxe5 dxe5 17.c4 b4 18.Bf1 Qd8 19.Nf3 Bc8 20.Nxe5 Qf6 21.Nf3 Bg4 
22.e5 Qe7 23.Qe4 g5 24.h3 Bh5 25.g3 Bxf3 26.Qxf3 N4g6 27.Bg2 Nd7 28.d6 Qe6
29.Qxa8+ Kg7 30.Qd5 Ndxe5 31.f4 Qxd5 32.cxd5 Nd3 33.d7 Nxe1 34.Rxe1 gxf4 
35.d8=Q fxg3 36.Re8 h5 37.Rg8+ Kh6 38.Be4 b3 39.Qf6 bxa2 40.Rh8# 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.88"]
[White "Romero Kries, Mario Andres"]
[Black "Bigoria Escobedo, Raul"]
[Result "1/2-1/2"]
[WhiteElo "1645"]
[BlackElo "1868"]
[ECO "B22"]
[EventDate "2012.10.12"]
[PlyCount "61"]

1.e4 c5 2.c3 e6 3.d4 b6 4.Nf3 d6 5.Bf4 Nf6 6.Bb5+ Bd7 7.Bd3 Nc6 8.O-O Be7 
9.e5 dxe5 10.dxe5 Nd5 11.Bg3 O-O 12.Be4 Nc7 13.Qd3 g6 14.Nbd2 Ne8 15.Rfd1 
Ng7 16.Nb3 Be8 17.Qe3 Qc7 18.Bf4 Rd8 19.Bh6 Nxe5 20.Nxe5 Qxe5 21.Bf4 Qf6 
22.Bg3 Ba4 23.Rd2 Bxb3 24.axb3 Rxd2 25.Qxd2 Rd8 26.Qc2 e5 27.Rxa7 Qd6 28.
h3 c4 29.Bf3 f5 30.Bh2 e4 31.Be2 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.89"]
[White "Aguero Arce, Matias"]
[Black "Argote Heredia, Valentina"]
[Result "1-0"]
[WhiteElo "1633"]
[BlackElo "1856"]
[ECO "E21"]
[EventDate "2012.10.12"]
[PlyCount "65"]

1.d4 Nf6 2.Nf3 e6 3.c4 b6 4.Nc3 Bb4 5.Bg5 Bxc3+ 6.bxc3 Bb7 7.e3 d6 8.Bd3 
Nbd7 9.O-O c5 10.Qc2 Bxf3 11.gxf3 Rc8 12.Qa4 h6 13.Bh4 g5 14.Bg3 Qc7 15.
Rac1 h5 16.h4 gxh4 17.Bxh4 Rg8+ 18.Kh1 Qb7 19.e4 Ke7 20.Rg1 cxd4 21.cxd4 
e5 22.d5 Nc5 23.Qa3 Qd7 24.Kh2 Rg6 25.Rxg6 fxg6 26.Bf1 Qd8 27.Qe3 Qe8 28.
Bh3 Rc7 29.Qg5 Qf7 30.Rg1 Nd3 31.Qxg6 Nf4 32.Bxf6+ Qxf6 33.Qh7+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.90"]
[White "Rodriguez, Carolina"]
[Black "Areco, Antonio"]
[Result "1-0"]
[WhiteElo "1776"]
[ECO "B01"]
[EventDate "2012.10.12"]
[PlyCount "118"]

1.e4 d5 2.exd5 Qxd5 3.Nc3 Qd6 4.Bc4 Nf6 5.d3 a6 6.h3 g6 7.Nf3 Bg7 8.O-O 
O-O 9.Re1 b5 10.Bb3 e6 11.a3 Nbd7 12.Be3 Bb7 13.Qe2 Rad8 14.Rad1 c5 15.Ne4
Qc6 16.Bg5 h6 17.Bh4 Rc8 18.c3 Nxe4 19.Qxe4 Qxe4 20.dxe4 Nf6 21.Bc2 g5 22.
Bg3 Rfd8 23.Nd2 Rd7 24.e5 Ne8 25.Ne4 Bxe4 26.Bxe4 Rcd8 27.Rxd7 Rxd7 28.Bc6
Rd8 29.f4 gxf4 30.Bxf4 Nc7 31.Kf2 c4 32.Be3 Nd5 33.Rd1 Bxe5 34.Bxh6 Rd6 
35.Bxd5 Rxd5 36.Rxd5 exd5 37.Be3 Kh7 38.Bc5 f5 39.Ke3 Kg6 40.Bd4 Bd6 41.
Kf3 Kg5 42.Bf2 Be7 43.Be3+ Kg6 44.Bf4 Bc5 45.Be5 Be7 46.g4 fxg4+ 47.Kxg4 
Bg5 48.Bf4 Bf6 49.Be3 Bg7 50.h4 a5 51.h5+ Kf7 52.Bd4 Bh6 53.Kf5 Bc1 54.Be5
Bxb2 55.h6 b4 56.axb4 axb4 57.h7 Bxc3 58.Bxc3 bxc3 59.h8=Q c2 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.91"]
[White "Caceres Recalde, Gonzalo"]
[Black "Etchevest, Marcelo"]
[Result "1-0"]
[WhiteElo "1582"]
[BlackElo "1744"]
[ECO "B32"]
[EventDate "2012.10.12"]
[PlyCount "39"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 e5 5.Nb5 d6 6.N1c3 a6 7.Na3 Nf6 8.Bd3 
Be6 9.Bg5 Be7 10.O-O b5 11.Bxf6 Bxf6 12.Nd5 Bg5 13.c3 O-O 14.Nc2 f5 15.
Ndb4 Qc7 16.exf5 Bc4 17.Bxc4+ bxc4 18.Qg4 h6 19.Rad1 a5 20.Nd5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.92"]
[White "Bilbao, Guillermo"]
[Black "Perez Velazco, Daniela"]
[Result "0-1"]
[WhiteElo "1890"]
[BlackElo "1465"]
[ECO "B76"]
[EventDate "2012.10.12"]
[PlyCount "62"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 Nc6 8.Qd2 
O-O 9.O-O-O Bd7 10.h4 h5 11.Bh6 Rc8 12.Bxg7 Kxg7 13.Be2 Ne5 14.Qg5 Rxc3 
15.bxc3 Qa5 16.Qe3 Qxa2 17.Kd2 Nc4+ 18.Bxc4 Qxc4 19.Qd3 Qc7 20.Qe3 Rc8 21.
Rdg1 b5 22.Rb1 a6 23.Rb2 e5 24.Ne2 d5 25.Rd1 dxe4 26.fxe4 Bg4 27.Re1 Qe7 
28.Ng3 Rd8+ 29.Kc1 a5 30.Kb1 Rb8 31.Rb3 Rd8 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.93"]
[White "Desanzo, Juan Carlos"]
[Black "Vasta, Eduardo"]
[Result "1-0"]
[WhiteElo "1604"]
[BlackElo "2307"]
[ECO "A00"]
[EventDate "2012.10.12"]
[PlyCount "0"]

1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.94"]
[White "Saitta, Jorge"]
[Black "Nicosia, Mariano"]
[Result "1-0"]
[WhiteElo "1847"]
[BlackElo "1562"]
[ECO "C57"]
[EventDate "2012.10.12"]
[PlyCount "41"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 Nxd5 6.Nxf7 Kxf7 7.Qf3+ Ke6 8.
Nc3 Nd4 9.Bxd5+ Kd7 10.Qe4 c6 11.Bb3 Bc5 12.Qg4+ Kc7 13.Qxg7+ Bd7 14.Qxe5+
Kc8 15.Qxc5 Re8+ 16.Kf1 Bf5 17.d3 b6 18.Qc4 Qe7 19.Be3 c5 20.Bxd4 Kc7 21.
Nd5+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.95"]
[White "Oliveira, Francemir Barra de"]
[Black "Duran, Melissa"]
[Result "1-0"]
[WhiteElo "1799"]
[ECO "B00"]
[EventDate "2012.10.12"]
[PlyCount "20"]

1.e4 e5 2.d4 Nc6 3.dxe5 Nxe5 4.f4 Nc6 5.Nf3 d6 6.Bc4 Bg4 7.O-O Nf6 8.Nc3 
g6 9.Re1 Bg7 10.e5 dxe5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.96"]
[White "Acosta, Lautaro Gaston"]
[Black "Morales, Guillermo"]
[Result "0-1"]
[BlackElo "1779"]
[ECO "D40"]
[EventDate "2012.10.12"]
[PlyCount "96"]

1.d4 d5 2.c4 e6 3.Nc3 c5 4.e3 Nf6 5.Nf3 Nc6 6.Bd3 cxd4 7.exd4 Be7 8.O-O 
O-O 9.a3 a6 10.Bg5 dxc4 11.Bxc4 b5 12.Be2 Bb7 13.Be3 Rc8 14.Bd3 Qc7 15.Qc2
Rfd8 16.Rfd1 Qb8 17.Bg5 g6 18.Be3 b4 19.axb4 Nxb4 20.Qe2 Nxd3 21.Rxd3 Bxf3
22.Qxf3 Qxb2 23.Ra2 Qb3 24.Bc1 Rxc3 25.Rxc3 Qxa2 26.Qb7 Nd5 27.Rc6 Qa4 28.
g3 Qb5 29.Qxa6 Qxa6 30.Rxa6 Kg7 31.h4 Nb4 32.Ra7 Bf6 33.Be3 Nc2 34.Rc7 
Nxd4 35.Rc4 Nf5 36.Bb6 Rd1+ 37.Kg2 Rd2 38.Bc5 Bd4 39.Bxd4+ Rxd4 40.Rxd4 
Nxd4 41.f4 Kf6 42.g4 Ne2 43.Kf3 Nd4+ 44.Ke4 Nc6 45.g5+ Ke7 46.Kd3 Kd6 47.
Kc4 Ne7 48.Kd3 Nf5 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.97"]
[White "Bustos, Pedro"]
[Black "Mendez, Nicolas"]
[Result "0-1"]
[BlackElo "1744"]
[ECO "A85"]
[EventDate "2012.10.12"]
[PlyCount "48"]

1.d4 f5 2.c4 Nf6 3.Nc3 e6 4.Nf3 Bb4 5.Bg5 O-O 6.e3 b6 7.Bd3 Bb7 8.O-O h6 
9.Bxf6 Qxf6 10.Nb5 Qd8 11.Rc1 a6 12.Nc3 Bxc3 13.bxc3 d6 14.Rb1 Nd7 15.Be2 
g5 16.a4 a5 17.Re1 Nf6 18.Qb3 Be4 19.Rb2 Qe7 20.Nd2 Bc6 21.Bf3 Ne4 22.d5 
exd5 23.cxd5 Nc5 24.dxc6+ Nxb3 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.98"]
[White "Gerez, Ariel"]
[Black "Bigoria Escobedo, Luis"]
[Result "1-0"]
[BlackElo "1716"]
[ECO "A40"]
[EventDate "2012.10.12"]
[PlyCount "20"]

1.d4 e6 2.c4 b6 3.Nc3 Bb4 4.Nf3 Bb7 5.a3 Bxc3+ 6.bxc3 Nf6 7.Bf4 d5 8.Ne5 
Ne4 9.Qa4+ c6 10.f3 f6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.99"]
[White "Beron, Ricardo"]
[Black "Malvicino, Juan Carlos"]
[Result "1-0"]
[WhiteElo "1703"]
[ECO "A07"]
[EventDate "2012.10.12"]
[PlyCount "105"]

1.Nf3 d5 2.g3 g6 3.Bg2 Bg7 4.O-O Nf6 5.d3 O-O 6.Nbd2 Nc6 7.c3 e5 8.e4 d4 
9.cxd4 Nxd4 10.Nxe5 Nxe4 11.dxe4 Bxe5 12.Nc4 Bg7 13.Rb1 c6 14.b3 Nb5 15.
Qxd8 Rxd8 16.Bg5 f6 17.Bd2 Be6 18.Rfd1 Rd7 19.a4 Nd4 20.Be3 Rad8 21.Bxd4 
Rxd4 22.Bf3 b6 23.Rxd4 Rxd4 24.Rd1 Rxd1+ 25.Bxd1 Bf8 26.Kg2 Kf7 27.f4 Bb4 
28.g4 Ke7 29.e5 Bxc4 30.bxc4 fxe5 31.fxe5 Ke6 32.Bf3 c5 33.Bd5+ Kxe5 34.
Kf3 g5 35.Ke3 Ba3 36.Kd3 Kf4 37.h3 Kg3 38.Ke4 Kxh3 39.Kf5 Bc1 40.Be6 Kg3 
41.Ke5 Kf3 42.Kd5 h5 43.gxh5 g4 44.Kc6 g3 45.Kb7 Ke4 46.Bd5+ Kd4 47.Kxa7 
g2 48.Bxg2 Kxc4 49.Kxb6 Kb4 50.a5 Be3 51.a6 c4+ 52.Kb7 c3 53.Be4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "4.100"]
[White "Siccardi, Pablo Daniel"]
[Black "Prado, Hamilton Mesquita do"]
[Result "0-1"]
[BlackElo "1669"]
[ECO "A00"]
[EventDate "2012.10.12"]
[PlyCount "0"]

0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.1"]
[White "Bruzon Batista, Lazaro"]
[Black "Ricardi, Pablo"]
[Result "1-0"]
[WhiteElo "2717"]
[BlackElo "2505"]
[ECO "B90"]
[EventDate "2012.10.12"]
[PlyCount "49"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be3 e5 7.Nb3 Be7 8.h3 O-O
9.g4 Be6 10.g5 Nfd7 11.Qd2 Nc6 12.O-O-O a5 13.Kb1 a4 14.Nc1 a3 15.b3 Nd4 
16.h4 Re8 17.N1e2 d5 18.Nxd5 Bxd5 19.exd5 Nf5 20.Ng3 Nxe3 21.fxe3 Bf8 22.
Bb5 e4 23.Rhf1 g6 24.Qf2 Qe7 25.Rd4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.2"]
[White "Perez Ponsa, Federico"]
[Black "Granda Zuniga, Julio"]
[Result "0-1"]
[WhiteElo "2489"]
[BlackElo "2647"]
[ECO "C97"]
[EventDate "2012.10.12"]
[PlyCount "78"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 
9.h3 Na5 10.Bc2 c5 11.d4 Qc7 12.d5 Bd7 13.b3 Nb7 14.Nbd2 g6 15.Nf1 Ne8 16.
Bh6 Ng7 17.g4 f6 18.Ng3 Nd8 19.Kh2 Nf7 20.Be3 c4 21.Qd2 Rfc8 22.b4 a5 23.
a3 Ra6 24.Rad1 axb4 25.axb4 Ra2 26.Qc1 Rca8 27.Bb1 Ra1 28.Rg1 Qc8 29.Nf5 
gxf5 30.gxf5 Kh8 31.Nh4 Ng5 32.Rg4 Be8 33.Rdg1 Qd8 34.Bxg5 fxg5 35.Nf3 h6 
36.h4 Bh5 37.hxg5 Bxg4 38.gxh6 Nh5 39.Rxg4 Qb6 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.3"]
[White "Iturrizaga, Eduardo"]
[Black "Real De Azua, Ernesto"]
[Result "1-0"]
[WhiteElo "2639"]
[BlackElo "2482"]
[ECO "A30"]
[EventDate "2012.10.12"]
[PlyCount "71"]

1.Nf3 Nf6 2.c4 b6 3.g3 Bb7 4.Bg2 c5 5.O-O g6 6.d4 cxd4 7.Qxd4 Bg7 8.Nc3 d6
9.Be3 Nbd7 10.Rac1 Rc8 11.b3 O-O 12.Qd2 Ne4 13.Nxe4 Bxe4 14.Rfd1 Rc7 15.
Bh3 Qb8 16.Nd4 a6 17.Nc2 Bb2 18.Rb1 Bxc2 19.Qxc2 Bg7 20.a4 Ne5 21.f4 Nc6 
22.b4 Rd8 23.Qd2 e5 24.Bg2 Nd4 25.Bd5 Qc8 26.Rf1 Kh8 27.a5 bxa5 28.bxa5 
Qg4 29.Kg2 Re7 30.fxe5 Bxe5 31.Bg5 Bxg3 32.Bxe7 Bf4+ 33.Kh1 Bxd2 34.Rxf7 
Bg5 35.Bxd8 Nxe2 36.Bf6+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.4"]
[White "Mekhitarian, Krikor Sevag"]
[Black "Leitao, Rafael"]
[Result "1/2-1/2"]
[WhiteElo "2503"]
[BlackElo "2617"]
[ECO "B46"]
[EventDate "2012.10.12"]
[PlyCount "95"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 e6 5.Nc3 a6 6.Be3 Nf6 7.Qd2 Bb4 8.f3 d5
9.a3 Qa5 10.Nb3 Bxc3 11.bxc3 Qc7 12.c4 dxe4 13.Bc5 b6 14.Bd6 Qd8 15.O-O-O 
Ra7 16.c5 Rd7 17.Qg5 h6 18.Qxg7 Rg8 19.Qxh6 bxc5 20.Be2 Rxd6 21.Rxd6 Qxd6 
22.Qxf6 Rxg2 23.Rd1 Qe7 24.Qh8+ Qf8 25.Qxf8+ Kxf8 26.Bf1 Rxh2 27.fxe4 Nd4 
28.Nxd4 cxd4 29.Rxd4 Rh1 30.Rd8+ Ke7 31.Rxc8 Rxf1+ 32.Kd2 Ra1 33.Rc3 Kd6 
34.Rf3 Ke5 35.Rxf7 Rxa3 36.Re7 Ra4 37.Rh7 Rxe4 38.Rh5+ Kf4 39.Rh4+ Kf3 40.
Rh3+ Kf2 41.Kd3 Re1 42.Kd2 Re4 43.Kd3 Ra4 44.Rh5 Rb4 45.Re5 Rb6 46.c4 Kf3 
47.c5 Rc6 48.Kc4 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.5"]
[White "Mareco, Sandro"]
[Black "Valerga, Diego"]
[Result "0-1"]
[WhiteElo "2581"]
[BlackElo "2485"]
[ECO "A13"]
[EventDate "2012.10.12"]
[PlyCount "86"]

1.Nf3 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.O-O Nbd7 6.Qc2 Nb6 7.Na3 Bxa3 8.
bxa3 Bd7 9.Ne5 Ba4 10.Qc3 Nfd5 11.Qa5 c6 12.d4 cxd3 13.Nxd3 Bb5 14.Rd1 Na4
15.Qe1 Qf6 16.Bd2 Bxd3 17.exd3 O-O 18.Rdc1 Rfd8 19.Rab1 Rd7 20.Rc4 Nb2 21.
Rc2 Nxd3 22.Qe2 Ne5 23.Bc1 Ng6 24.Bb2 Qe7 25.h4 h6 26.Re1 Rad8 27.Qf3 Nf6 
28.Bc1 Rd3 29.Qe2 Qd6 30.h5 Ne7 31.Be3 b6 32.a4 Rd1 33.Bf3 Rxe1+ 34.Qxe1 
c5 35.Bf4 Qd7 36.Rd2 Nfd5 37.Be5 Qxa4 38.Bb2 Qe8 39.Qa1 Qf8 40.Be4 Nc6 41.
a3 Nd4 42.Qd1 Nf6 43.Bg2 Qd6 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.6"]
[White "Hungaski, Robert"]
[Black "Bacallao Alonso, Yusnel"]
[Result "1/2-1/2"]
[WhiteElo "2451"]
[BlackElo "2580"]
[ECO "A16"]
[EventDate "2012.10.12"]
[PlyCount "85"]

1.Nf3 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.h4 h6 6.e4 Nxc3 7.dxc3 Qxd1+ 8.
Kxd1 Nd7 9.Bf4 Nc5 10.Nd2 Ne6 11.Be3 h5 12.a4 Bh6 13.Bxh6 Rxh6 14.a5 Bd7 
15.Bc4 Rh8 16.Kc2 Kf8 17.Nb3 Rd8 18.g3 Kg7 19.f4 Nf8 20.Nc5 Bc6 21.Rhe1 
Nd7 22.Nd3 Nf6 23.Nf2 Rhe8 24.e5 Ng8 25.Bd3 Nh6 26.Be4 Bxe4+ 27.Nxe4 Nf5 
28.Rad1 Rxd1 29.Kxd1 Rd8+ 30.Ke2 Rd5 31.b4 f6 32.exf6+ exf6 33.Rd1 Rxd1 
34.Kxd1 b6 35.axb6 axb6 36.Ke2 Kf7 37.b5 Ke6 38.c4 Ne7 39.Ke3 Nf5+ 40.Kd3 
Ke7 41.Kc3 Ke6 42.Kd3 Ke7 43.Kc3 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.7"]
[White "Tristan, Leonardo"]
[Black "Ortiz Suarez, Isan Reynaldo"]
[Result "1/2-1/2"]
[WhiteElo "2442"]
[BlackElo "2579"]
[ECO "A45"]
[EventDate "2012.10.12"]
[PlyCount "101"]

1.d4 Nf6 2.Bg5 e6 3.e4 h6 4.Bxf6 Qxf6 5.Nc3 d6 6.Qd2 Nd7 7.O-O-O a6 8.f4 
g6 9.Nf3 Bg7 10.h4 b5 11.g4 Bb7 12.e5 Qe7 13.Bg2 O-O-O 14.exd6 cxd6 15.d5 
Nb6 16.dxe6 b4 17.Qf2 bxc3 18.Qxb6 fxe6 19.Rhe1 Rhf8 20.Qe3 cxb2+ 21.Kb1 
e5 22.Rd3 e4 23.Nd4 Bxd4 24.Rxd4 Kb8 25.Kxb2 d5 26.c4 dxc4 27.Rxc4 Qf6+ 
28.Kb1 Qxf4 29.Bxe4 Rd1+ 30.Kb2 Rxe1 31.Qxe1 Re8 32.Bc2 Qf6+ 33.Qc3 Qxc3+ 
34.Kxc3 Re3+ 35.Kb4 Re6 36.Rf4 g5 37.hxg5 hxg5 38.Rf8+ Ka7 39.Bf5 Re2 40.
a3 Kb6 41.Rf6+ Kc7 42.Rg6 Rb2+ 43.Kc3 Ra2 44.Kb3 Bd5+ 45.Kb4 Rb2+ 46.Kc3 
Rb3+ 47.Kd4 Bc6 48.Kc5 Rb5+ 49.Kc4 Ra5 50.Kb3 Rb5+ 51.Kc3 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.8"]
[White "Hernandez Guerrero, Gilberto"]
[Black "Roselli Mailhe, Bernardo"]
[Result "1/2-1/2"]
[WhiteElo "2531"]
[BlackElo "2430"]
[ECO "C16"]
[EventDate "2012.10.12"]
[PlyCount "45"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 b6 5.Bd2 Qd7 6.Bb5 c6 7.Ba4 a5 8.a3 Bf8 9.
Nf3 b5 10.Bb3 c5 11.dxc5 Bxc5 12.Be3 Bxe3 13.fxe3 a4 14.Ba2 Ne7 15.e4 dxe4
16.Nxe4 Qxd1+ 17.Rxd1 O-O 18.Nd6 Nbc6 19.Nxb5 Rb8 20.Nc3 Rxb2 21.Kd2 Rb7 
22.Kc1 Nb8 23.Rd4 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.9"]
[White "Shabalov, Alexander"]
[Black "Julia, Ernesto"]
[Result "1/2-1/2"]
[WhiteElo "2571"]
[BlackElo "2370"]
[ECO "C93"]
[EventDate "2012.10.12"]
[PlyCount "47"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 
9.h3 h6 10.d4 Re8 11.Nbd2 Bf8 12.a3 Bd7 13.Bc2 a5 14.d5 Nb8 15.a4 c6 16.
dxc6 Bxc6 17.axb5 Bxb5 18.Ba4 Bxa4 19.Qxa4 Nbd7 20.Nb3 Qc7 21.Be3 Reb8 22.
Re2 Be7 23.Nfd2 Bd8 24.Ra2 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.10"]
[White "Kaidanov, Gregory"]
[Black "Pichot, Alan"]
[Result "1-0"]
[WhiteElo "2587"]
[BlackElo "2300"]
[ECO "B22"]
[EventDate "2012.10.12"]
[PlyCount "73"]

1.e4 c5 2.c3 d5 3.exd5 Qxd5 4.d4 cxd4 5.cxd4 Nc6 6.Nf3 Bg4 7.Nc3 Bxf3 8.
Nxd5 Bxd1 9.Nc7+ Kd8 10.Nxa8 Bh5 11.d5 Nb4 12.Be2 Nc2+ 13.Kd1 Bg6 14.Rb1 
Nb4 15.Ra1 Nxd5 16.Be3 Nxe3+ 17.fxe3 Be4 18.Bf3 Nf6 19.Ke2 Bxf3+ 20.gxf3 
e6 21.Rhd1+ Bd6 22.Rxd6+ Ke7 23.Rd4 Rxa8 24.Rc1 Ne8 25.Rcd1 Nf6 26.Rc1 Ne8
27.Rc3 Rd8 28.Rxd8 Kxd8 29.Kd3 Nd6 30.a4 Kd7 31.Kd4 b6 32.e4 h5 33.Rc1 Nb7
34.b4 Nd8 35.f4 a6 36.b5 a5 37.e5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.11"]
[White "Felgaer, Ruben"]
[Black "Zuriel, Marisa"]
[Result "1-0"]
[WhiteElo "2579"]
[BlackElo "2217"]
[ECO "B85"]
[EventDate "2012.10.12"]
[PlyCount "73"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 e6 7.O-O Be7 8.f4 O-O
9.a4 Nc6 10.Be3 Qc7 11.Kh1 Re8 12.Bf3 Rb8 13.Qd2 Bd7 14.Qf2 Bf8 15.Rad1 
Nxd4 16.Bxd4 e5 17.Bb6 Qc4 18.Be2 Qc8 19.fxe5 dxe5 20.Nd5 Nxd5 21.Qxf7+ 
Kh8 22.exd5 Bd6 23.Qh5 Bxa4 24.b3 Bd7 25.Bd3 e4 26.Bd4 Bf8 27.Qg5 Re7 28.
Rde1 Qe8 29.Rxe4 Rxe4 30.Bxe4 Kg8 31.Bd3 a5 32.c4 b6 33.h3 Rb7 34.Qh4 h6 
35.Re1 Qf7 36.Qe4 g5 37.Rf1 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.12"]
[White "Fulgenzi, Ernesto"]
[Black "Matamoros Franco, Carlos"]
[Result "1-0"]
[WhiteElo "2344"]
[BlackElo "2534"]
[ECO "C04"]
[EventDate "2012.10.12"]
[PlyCount "61"]

1.e4 e6 2.d4 d5 3.Nd2 Nc6 4.Ngf3 Nf6 5.e5 Nd7 6.Bb5 a6 7.Bxc6 bxc6 8.O-O 
c5 9.c3 cxd4 10.cxd4 a5 11.Re1 Be7 12.Nf1 O-O 13.h4 Ba6 14.Bg5 h6 15.Bxe7 
Qxe7 16.Ng3 c5 17.Rc1 Rfc8 18.Qd2 cxd4 19.Rxc8+ Bxc8 20.a3 Nc5 21.Qxd4 Ba6
22.Re3 Bb7 23.Qg4 Kh8 24.Nh5 Rg8 25.Nd4 Ne4 26.Rf3 Ba6 27.Qf4 Qa7 28.Qe3 
Rc8 29.Nxg7 Kh7 30.Nh5 Rc4 31.Nf6+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.13"]
[White "Gemy, Jose Daniel"]
[Black "Hansen, Eric"]
[Result "1/2-1/2"]
[WhiteElo "2333"]
[BlackElo "2527"]
[ECO "D02"]
[EventDate "2012.10.12"]
[PlyCount "42"]

1.d4 Nf6 2.Nf3 g6 3.g3 Bg7 4.Bg2 O-O 5.O-O d5 6.b3 c5 7.e3 Nc6 8.Bb2 Ne4 
9.Nbd2 Bg4 10.h3 Nxd2 11.Qxd2 Bxf3 12.Bxf3 cxd4 13.exd4 Rc8 14.Rac1 e6 15.
Kg2 b5 16.Rfd1 Qb6 17.c4 bxc4 18.bxc4 dxc4 19.Rxc4 Ne7 20.Rb4 Qd8 21.d5 
Bxb2 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.14"]
[White "Cori Tello, Jorge"]
[Black "Ferro, Ezequiel"]
[Result "1-0"]
[WhiteElo "2522"]
[BlackElo "2214"]
[ECO "D07"]
[EventDate "2012.10.12"]
[PlyCount "31"]

1.d4 d5 2.c4 Nc6 3.Nc3 dxc4 4.Nf3 Nf6 5.e3 Bg4 6.Bxc4 e6 7.h3 Bh5 8.Bb5 
Bb4 9.Qa4 Bxf3 10.gxf3 Qd6 11.O-O O-O 12.Ne2 a6 13.Bxc6 Qxc6 14.Qxb4 Qxf3 
15.Ng3 Nh5 16.Qe1 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.15"]
[White "Reis, Renan do Carmo"]
[Black "Slipak, Sergio"]
[Result "0-1"]
[WhiteElo "2306"]
[BlackElo "2447"]
[ECO "C70"]
[EventDate "2012.10.12"]
[PlyCount "90"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nge7 5.O-O g6 6.c3 Bg7 7.d4 exd4 8.cxd4 
b5 9.Bb3 d6 10.h3 O-O 11.Nc3 Na5 12.Bc2 c5 13.dxc5 dxc5 14.Qxd8 Rxd8 15.
Bg5 Re8 16.Rad1 Be6 17.e5 Nec6 18.Rfe1 h6 19.Bc1 Rad8 20.Ne4 Nb4 21.Bb1 
Rxd1 22.Rxd1 Bxa2 23.Bxa2 Nxa2 24.Bxh6 Nc4 25.Nf6+ Bxf6 26.exf6 Nb4 27.Rd7
Nc6 28.Ng5 Nd8 29.b3 Na5 30.Re7 Rf8 31.Bxf8 Kxf8 32.Nh7+ Kg8 33.Ng5 Kf8 
34.Nh7+ Kg8 35.Re8+ Kxh7 36.Rxd8 Nxb3 37.Rf8 c4 38.Rxf7+ Kg8 39.Rc7 a5 40.
Kf1 a4 41.Ke1 a3 42.Ra7 b4 43.Kd1 Nd4 44.Kc1 c3 45.Ra4 b3 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.16"]
[White "Cori Tello, Deysi"]
[Black "Gascon Del Nogal, Jose Rafael"]
[Result "1/2-1/2"]
[WhiteElo "2411"]
[BlackElo "2206"]
[ECO "D11"]
[EventDate "2012.10.12"]
[PlyCount "87"]

1.d4 d5 2.Nf3 Nf6 3.c4 c6 4.Qc2 g6 5.Nc3 a6 6.Bg5 Be6 7.e3 Bg7 8.cxd5 cxd5
9.Qb3 Ra7 10.Qa4+ Nc6 11.Ne5 O-O 12.Nxc6 bxc6 13.Be2 Qb6 14.O-O Rb8 15.
Rac1 Rbb7 16.b3 a5 17.Qa3 Qb4 18.Qxb4 axb4 19.Na4 Ne4 20.Bh4 g5 21.Bg3 Nc3
22.Nxc3 bxc3 23.Rxc3 Rxa2 24.Bd3 Bd7 25.Rd1 h5 26.h4 gxh4 27.Bxh4 e5 28.
Bb1 Rb2 29.Bc2 exd4 30.exd4 Rb4 31.Be7 Rxd4 32.Ra1 Ra4 33.bxa4 Bxc3 34.Bd1
Rxf2 35.Kxf2 Bxa1 36.Bc5 Bc3 37.Bb6 Bc8 38.Bxh5 Ba6 39.Bg4 Kf8 40.Ke3 Ke7 
41.Bc5+ Ke8 42.Bb6 Ke7 43.Bc5+ Ke8 44.Bb6 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.17"]
[White "Diaz Hollemaert, Nahuel"]
[Black "Borja Avila, Raul"]
[Result "1-0"]
[WhiteElo "2408"]
[BlackElo "2140"]
[ECO "A28"]
[EventDate "2012.10.12"]
[PlyCount "65"]

1.c4 Nf6 2.Nc3 e5 3.Nf3 Nc6 4.e3 Be7 5.a3 d6 6.Qc2 Bg4 7.h3 Bh5 8.b4 a5 9.
b5 Nb8 10.d3 Nbd7 11.g4 Bg6 12.Nh4 Nxg4 13.Nxg6 hxg6 14.Bg2 Nh6 15.Bxb7 
Rb8 16.Bc6 Kf8 17.Bd2 Bh4 18.Rh2 Nf5 19.Nd5 Nf6 20.O-O-O Nxd5 21.cxd5 Bf6 
22.Bxa5 Rh4 23.Kd2 Ra8 24.Bxa8 Qxa8 25.Qxc7 Kg8 26.Bb4 Qxd5 27.Qc6 Qa2+ 
28.Qc2 Qd5 29.b6 Ne7 30.Qc7 Qa2+ 31.Ke1 Nd5 32.Qc8+ Kh7 33.b7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.18"]
[White "Sabas, Jorge"]
[Black "Molina, Roberto Junio Brito"]
[Result "1/2-1/2"]
[WhiteElo "2274"]
[BlackElo "2400"]
[ECO "D37"]
[EventDate "2012.10.12"]
[PlyCount "41"]

1.d4 Nf6 2.c4 e6 3.Nf3 d5 4.Nc3 Be7 5.Bf4 O-O 6.e3 Nbd7 7.c5 c6 8.Bd3 b6 
9.b4 a5 10.a3 Bb7 11.O-O Nh5 12.Qc2 Nxf4 13.exf4 g6 14.Rfb1 Qc7 15.g3 Rfb8
16.h4 Ba6 17.Ne5 Bxd3 18.Qxd3 Nxe5 19.fxe5 Ra7 20.Ra2 axb4 21.axb4 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.19"]
[White "Gaitan, Juan Manuel"]
[Black "Rosito, Jorge"]
[Result "0-1"]
[WhiteElo "2266"]
[BlackElo "2387"]
[ECO "E11"]
[EventDate "2012.10.12"]
[PlyCount "46"]

1.Nf3 Nf6 2.c4 e6 3.d4 Bb4+ 4.Nbd2 O-O 5.a3 Be7 6.e4 d5 7.e5 Nfd7 8.Bd3 c5
9.h4 f5 10.exf6 Nxf6 11.dxc5 a5 12.Qc2 Na6 13.Ng5 h6 14.Bh7+ Kh8 15.Ndf3 
Qc7 16.Bd2 e5 17.cxd5 Nxd5 18.Qe4 Qxc5 19.Rc1 Nf6 20.Nxe5 Qxf2+ 21.Kd1 
Qxd2+ 22.Kxd2 Nxe4+ 23.Nxe4 Kxh7 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.20"]
[White "Krysa, Leandro"]
[Black "Fernandez, Maria Florencia"]
[Result "1-0"]
[WhiteElo "2381"]
[BlackElo "2138"]
[ECO "E97"]
[EventDate "2012.10.12"]
[PlyCount "67"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 
9.b4 Nh5 10.Re1 f5 11.Ng5 Nf4 12.Bxf4 exf4 13.Rc1 h6 14.Ne6 Bxe6 15.dxe6 
Be5 16.b5 Kh8 17.exf5 Nxf5 18.Bg4 Qg5 19.Nd5 c6 20.bxc6 bxc6 21.e7 Nxe7 
22.Nc7 f3 23.Bxf3 Rac8 24.Ne6 Qh4 25.g3 Qf6 26.Nxf8 Rxf8 27.Kg2 Nf5 28.Rf1
h5 29.Bxc6 h4 30.Qg4 Kg7 31.Rb1 hxg3 32.hxg3 Rf7 33.Ba4 Re7 34.Rh1 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.21"]
[White "Perez, Maximiliano"]
[Black "Fusco, Leonardo"]
[Result "1/2-1/2"]
[WhiteElo "2264"]
[BlackElo "2379"]
[ECO "C02"]
[EventDate "2012.10.12"]
[PlyCount "28"]

1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Nc6 5.Nf3 Bd7 6.a3 c4 7.Nbd2 Na5 8.g3 Ne7 9.
h4 Nc8 10.Bh3 Nb6 11.O-O Qc7 12.Qe2 Ba4 13.Ng5 O-O-O 14.f4 g6 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.22"]
[White "Fiori, Hector"]
[Black "Kanefsck, Gustavo"]
[Result "1/2-1/2"]
[WhiteElo "2125"]
[BlackElo "2358"]
[ECO "B18"]
[EventDate "2012.10.12"]
[PlyCount "20"]

1.e4 c6 2.d4 d5 3.Nd2 dxe4 4.Nxe4 Bf5 5.Nc5 Qc7 6.Bd3 Bg6 7.Nf3 e6 8.O-O 
Bd6 9.Re1 Ne7 10.Ne5 Nd7 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.23"]
[White "Martinez De Negri, Gonzalo"]
[Black "De Dovitiis, Alejo"]
[Result "1-0"]
[WhiteElo "2123"]
[BlackElo "2348"]
[ECO "C03"]
[EventDate "2012.10.12"]
[PlyCount "147"]

1.e4 e6 2.d4 d5 3.Nd2 a6 4.c3 c5 5.exd5 exd5 6.dxc5 Bxc5 7.Nb3 Ba7 8.Nf3 
Nc6 9.Be2 Nf6 10.Bg5 Bxf2+ 11.Kxf2 Ne4+ 12.Ke3 Nxg5 13.Nxg5 Qxg5+ 14.Kf2 
O-O 15.Bf3 Be6 16.Re1 Rad8 17.Nd4 Qh4+ 18.Kg1 Nxd4 19.Qxd4 Qxd4+ 20.cxd4 
Rc8 21.Rac1 Rfd8 22.Kf2 Kf8 23.Ke3 Ke7 24.Rc5 b6 25.Rc3 Kd6 26.Kd2 Rc4 27.
Rxc4 dxc4 28.Kc3 b5 29.Re5 Rc8 30.a3 Rc7 31.Kb4 c3 32.bxc3 Rc4+ 33.Kb3 f6 
34.Re3 Rc7+ 35.Kb2 g5 36.g3 Bf7 37.Bg4 h5 38.Bf5 g4 39.Kc2 a5 40.Kb2 Rb7 
41.Bd3 Be6 42.Re1 Rb8 43.Rf1 Ke7 44.Kc2 b4 45.axb4 axb4 46.c4 Ra8 47.Rb1 
Ra2+ 48.Rb2 Ra1 49.d5 Bd7 50.Bg6 Kd6 51.Rxb4 Kc5 52.Rb7 Ba4+ 53.Kc3 Rc1+ 
54.Kd3 Rd1+ 55.Ke3 Rc1 56.Kd2 Rh1 57.Rc7+ Kd4 58.d6 Rxh2+ 59.Ke1 Ke3 60.
Re7+ Kf3 61.Be4+ Kxg3 62.c5 f5 63.Bxf5 Rh1+ 64.Ke2 Kf4 65.Re4+ Kxf5 66.
Rxa4 Rh2+ 67.Ke3 Rh3+ 68.Kd4 Ke6 69.Ra7 g3 70.Re7+ Kf6 71.Re1 Rh4+ 72.Kd3 
Rg4 73.d7 Rg8 74.Re8 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.24"]
[White "Benedetti, Julio"]
[Black "Fabian, Gaston"]
[Result "0-1"]
[WhiteElo "2117"]
[BlackElo "2344"]
[ECO "C01"]
[EventDate "2012.10.12"]
[PlyCount "66"]

1.e4 e6 2.d4 d5 3.exd5 exd5 4.Nf3 Nc6 5.c3 Bd6 6.Bd3 Bg4 7.O-O Qd7 8.a4 
O-O-O 9.Na3 Nge7 10.Nb5 Kb8 11.b4 Rde8 12.a5 Nd8 13.Bg5 f6 14.Nxd6 cxd6 
15.Bc1 g5 16.Bc2 Ng6 17.Qd3 Re4 18.Bd1 Ne6 19.Ba4 Qc8 20.a6 b6 21.g3 Bh3 
22.Rd1 Ngf4 23.Bxf4 Nxf4 24.Qb5 Ne2+ 25.Kh1 Nxc3 26.Qc6 Qxc6 27.Bxc6 Nxd1 
28.Rxd1 Bg4 29.Kg2 Bxf3+ 30.Kxf3 g4+ 31.Kg2 Rc8 32.b5 Rxc6 33.bxc6 Kc7 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.25"]
[White "Flores, Diego"]
[Black "Tapie Amione, Pablo Adib"]
[Result "1-0"]
[WhiteElo "2598"]
[BlackElo "2240"]
[ECO "A00"]
[EventDate "2012.10.12"]
[PlyCount "77"]

1.g3 c5 2.Bg2 Nc6 3.c4 g6 4.e3 Bg7 5.Ne2 e5 6.Nbc3 Nge7 7.O-O O-O 8.a3 a5 
9.Rb1 d6 10.d3 Rb8 11.b3 h6 12.Bb2 Be6 13.Nd5 b5 14.Qd2 Kh7 15.Nec3 b4 16.
axb4 Bxd5 17.Nxd5 Nxd5 18.Bxd5 Nxb4 19.Bg2 Qc7 20.Bc3 f5 21.Ra1 f4 22.Be4 
fxe3 23.fxe3 Rxf1+ 24.Rxf1 Rf8 25.Ra1 Rf6 26.Qe2 Kg8 27.Rf1 Qf7 28.Rxf6 
Qxf6 29.Qg4 Kh7 30.h4 h5 31.Qxh5+ Bh6 32.Qe2 Kg7 33.Kg2 Kf7 34.Be1 Bf8 35.
h5 gxh5 36.Qxh5+ Ke7 37.g4 Qh6 38.Bh4+ Kd7 39.Qf7+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.26"]
[White "Barbosa, Evandro Amorim"]
[Black "Rioseco Pinochet, Fernan"]
[Result "1/2-1/2"]
[WhiteElo "2427"]
[BlackElo "2236"]
[ECO "B30"]
[EventDate "2012.10.12"]
[PlyCount "80"]

1.e4 c5 2.Nf3 Nc6 3.Bb5 e6 4.Bxc6 bxc6 5.d3 d5 6.Qe2 Nf6 7.c4 Be7 8.O-O 
O-O 9.Nc3 Re8 10.b3 Nd7 11.Ba3 Bb7 12.Na4 Bf8 13.Rac1 Rc8 14.e5 f6 15.Rfe1
fxe5 16.Nxe5 Nxe5 17.Qxe5 Bd6 18.Qe3 d4 19.Qd2 Qe7 20.Re4 Rf8 21.g3 Rf6 
22.Qg5 h6 23.Qh5 Rcf8 24.f4 Rf5 25.Qe2 Bc8 26.Re1 R8f6 27.Bc1 Qf7 28.g4 
Rxf4 29.Bxf4 Bxf4 30.Rf1 e5 31.Kh1 h5 32.gxh5 Bh3 33.Rg1 Be3 34.Rxe3 dxe3 
35.Qxe3 Rf3 36.Qxe5 Rf1 37.Qe2 Rf2 38.Qe3 Rf3 39.Qe2 Rf2 40.Qe3 Rf3 
1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.27"]
[White "Caceres Vasquez, Sergio"]
[Black "Soppe, Guillermo"]
[Result "0-1"]
[WhiteElo "2213"]
[BlackElo "2417"]
[ECO "D22"]
[EventDate "2012.10.12"]
[PlyCount "92"]

1.d4 d5 2.c4 dxc4 3.Nf3 a6 4.e3 Bg4 5.Bxc4 e6 6.O-O Nf6 7.Nbd2 Nc6 8.b3 
Bd6 9.Bb2 O-O 10.Qc2 Qe7 11.Ne5 Nb4 12.Qb1 b5 13.a3 bxc4 14.bxc4 Bf5 15.e4
Nxe4 16.Nxe4 Bxe5 17.dxe5 Nc6 18.Qc2 Rab8 19.Rfe1 Qh4 20.f3 Rfd8 21.Rab1 
h6 22.Bc3 Qf4 23.Rxb8 Rxb8 24.Qd2 Qxd2 25.Nxd2 Rd8 26.Kf2 Nd4 27.Bxd4 Rxd4
28.Ke2 Rd3 29.Ra1 Rc3 30.Ra2 Bd3+ 31.Kd1 Bxc4 32.Nxc4 Rxc4 33.Rb2 Ra4 34.
Rb3 g5 35.Rc3 Kg7 36.Kc2 h5 37.g3 Kg6 38.Kd2 c6 39.h3 Ra5 40.f4 gxf4 41.
gxf4 Kf5 42.Ke3 h4 43.Rxc6 Rxa3+ 44.Ke2 Kxf4 45.Rc7 Rxh3 46.Rxf7+ Kxe5 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.28"]
[White "Martinez Romero, Martin"]
[Black "Lingua, Alejo"]
[Result "1-0"]
[WhiteElo "2368"]
[BlackElo "2232"]
[ECO "A31"]
[EventDate "2012.10.12"]
[PlyCount "93"]

1.d4 Nf6 2.c4 c5 3.Nf3 cxd4 4.Nxd4 e5 5.Nc2 d5 6.cxd5 Qxd5 7.Qxd5 Nxd5 8.
g3 Nc6 9.Bg2 Be6 10.O-O Bc5 11.Nd2 f6 12.Ne4 Bb6 13.b3 O-O 14.Ba3 Rfd8 15.
Rfd1 Rd7 16.Rd3 Rad8 17.Rad1 Nd4 18.Nxd4 exd4 19.Bc5 Nc3 20.Bxb6 axb6 21.
Nxc3 dxc3 22.Rxd7 Rxd7 23.Rxd7 Bxd7 24.Be4 g6 25.Kf1 Bc6 26.Bd3 b5 27.a3 
Bd5 28.Bc2 f5 29.f3 Kf7 30.Kf2 Kf6 31.Ke3 Ke5 32.f4+ Kd6 33.Kd4 Be6 34.
Kxc3 Kc5 35.Bd3 Bd7 36.e4 fxe4 37.Bxe4 b6 38.b4+ Kd6 39.Kd4 Be6 40.Bd3 Bd7
41.h4 Be8 42.h5 Ke6 43.h6 Kf6 44.Kd5 Ke7 45.Ke5 Bf7 46.Bxb5 Bb3 47.Bd3 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.29"]
[White "Mackeprang, Luis"]
[Black "Toth, Christian Endre"]
[Result "1/2-1/2"]
[WhiteElo "2145"]
[BlackElo "2357"]
[ECO "B73"]
[EventDate "2012.10.12"]
[PlyCount "99"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Be2 g6 7.Be3 Bg7 8.O-O 
O-O 9.h3 Nxd4 10.Bxd4 Bd7 11.Qd3 Bc6 12.Rad1 Qa5 13.f4 Nd7 14.Bxg7 Kxg7 
15.a3 Rac8 16.Qd4+ Kg8 17.Rf2 Qc5 18.b4 Qxd4 19.Rxd4 Nb6 20.b5 Bd7 21.Rf3 
Rc5 22.a4 Rfc8 23.a5 Rxc3 24.Rxc3 Rxc3 25.axb6 axb6 26.e5 Rxc2 27.Bf1 Rb2 
28.exd6 Kf8 29.g3 Ke8 30.Bg2 Rxb5 31.Bxb7 Rb1+ 32.Kf2 Bxh3 33.Re4 Be6 34.
g4 Rb2+ 35.Ke3 Rb3+ 36.Kf2 Rc3 37.f5 gxf5 38.gxf5 Bxf5 39.Rxe7+ Kf8 40.Bd5
Bg6 41.Re5 Rc8 42.d7 Rd8 43.Bc6 f6 44.Re1 Kg7 45.Kg3 f5 46.Kf4 Kf6 47.Re8 
Bxe8 48.dxe8=Q Rxe8 49.Bxe8 Ke6 50.Bb5 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.30"]
[White "Leiva, Giuseppe"]
[Black "Contreras Rodriguez, Henry"]
[Result "1/2-1/2"]
[WhiteElo "2321"]
[BlackElo "2220"]
[ECO "E62"]
[EventDate "2012.10.12"]
[PlyCount "83"]

1.d4 Nf6 2.Nf3 g6 3.c4 Bg7 4.g3 d6 5.Bg2 O-O 6.O-O c6 7.Nc3 Qa5 8.e4 Qh5 
9.Ng5 e5 10.dxe5 Ng4 11.h3 Nxe5 12.Qxh5 gxh5 13.Rd1 h6 14.Nf3 Nxc4 15.Bf1 
Ne5 16.Nh4 Rd8 17.Bf4 Na6 18.Rd2 Nc7 19.Rad1 Ne8 20.Kg2 Be6 21.Be2 Rd7 22.
Bxe5 Bxe5 23.f4 Bxc3 24.bxc3 b5 25.Bxh5 Rb7 26.Bf3 Rb6 27.g4 Ra6 28.e5 
dxe5 29.fxe5 Kf8 30.Nf5 h5 31.Kg3 Rc8 32.Kf4 Ra4+ 33.Kg5 Rc4 34.Rd3 Rc5 
35.Re3 Rc7 36.a3 hxg4 37.hxg4 a5 38.Rh1 Bxf5 39.gxf5 Kg8 40.Bg4 Rd7 41.Kf4
Rd2 42.f6 {Ilegible} 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.31"]
[White "Fiori, Alberto Nicolas"]
[Black "Abdalla, Luiz Guilherme Aurelli"]
[Result "1/2-1/2"]
[WhiteElo "2159"]
[BlackElo "2316"]
[ECO "B83"]
[EventDate "2012.10.12"]
[PlyCount "42"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Be2 Be7 7.Be3 Nc6 8.O-O 
O-O 9.f4 Bd7 10.Nb3 a5 11.a4 Nb4 12.Kh1 Rc8 13.Bf3 e5 14.Qd2 Be6 15.Rad1 
Nd7 16.f5 Bc4 17.Be2 b6 18.Rf3 Qc7 19.Rh3 Rfd8 20.Bxc4 Qxc4 21.Qf2 Nc5 
1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.32"]
[White "Estrada Nieto, Julian"]
[Black "Arcos Facio, Mateo"]
[Result "1/2-1/2"]
[WhiteElo "2310"]
[BlackElo "2174"]
[ECO "C63"]
[EventDate "2012.10.12"]
[PlyCount "40"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 f5 4.d3 fxe4 5.dxe4 Nf6 6.O-O Bc5 7.Nc3 d6 8.Be3 
Bb6 9.Nd5 O-O 10.Bg5 Kh8 11.a4 Bg4 12.Be2 Qe8 13.Nxf6 gxf6 14.Be3 Rg8 15.
Nh4 Qh5 16.Nf3 f5 17.exf5 Raf8 18.Bxb6 axb6 19.Kh1 Rxf5 20.Ra3 Qf7 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.33"]
[White "Nina Campos, Miguel Angel"]
[Black "Caceres Recalde, Fernando"]
[Result "0-1"]
[WhiteElo "2298"]
[BlackElo "2159"]
[ECO "E62"]
[EventDate "2012.10.12"]
[PlyCount "90"]

1.d4 Nf6 2.Nf3 g6 3.g3 Bg7 4.Bg2 O-O 5.O-O d6 6.c4 c6 7.Nc3 Qa5 8.e4 Bg4 
9.h3 Bxf3 10.Bxf3 e5 11.Be3 Nbd7 12.Bg2 exd4 13.Bxd4 Qa6 14.b3 Rfe8 15.Rc1
Rad8 16.Re1 Nc5 17.Qc2 Ne6 18.Be3 Nd7 19.Red1 c5 20.Nb5 Nb8 21.a3 Qb6 22.
Nc3 Nc6 23.Nd5 Qa5 24.Qa2 b5 25.Bd2 b4 26.a4 Ne7 27.h4 Nxd5 28.cxd5 Nd4 
29.Bg5 Rc8 30.Be3 Nb5 31.Qc2 Nc3 32.Re1 c4 33.Bf4 Qb6 34.a5 Qb8 35.f3 Rc5 
36.Ra1 cxb3 37.Qxb3 Ne2+ 38.Kh2 Nxf4 39.gxf4 Bxa1 40.Rxa1 Rec8 41.Qb2 Qb5 
42.Rb1 Rb8 43.h5 Qxa5 44.f5 Qd8 45.hxg6 hxg6 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.34"]
[White "Paiva, Pedro Henrique de"]
[Black "Postolski, Javier"]
[Result "1-0"]
[WhiteElo "2289"]
[BlackElo "2006"]
[ECO "B99"]
[EventDate "2012.10.12"]
[PlyCount "59"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Be7 8.Qf3 Qc7
9.O-O-O Nbd7 10.g4 b5 11.Bxf6 Bxf6 12.Bxb5 Bb7 13.Ba4 O-O 14.g5 Be7 15.
Bxd7 Qxd7 16.h4 f5 17.Qh3 Rab8 18.Rhe1 Kh8 19.exf5 exf5 20.Qe3 Bd8 21.Qe6 
Qc7 22.Qxf5 Rg8 23.Qd3 Qf7 24.Ne6 Ba5 25.Re3 Bc8 26.g6 hxg6 27.h5 g5 28.
Nxg5 Qf5 29.Rh1 g6 30.Qd4+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.35"]
[White "Toniutti, Ezio"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "0-1"]
[WhiteElo "2162"]
[BlackElo "2276"]
[ECO "D34"]
[EventDate "2012.10.12"]
[PlyCount "46"]

1.d4 Nf6 2.c4 e6 3.g3 d5 4.Nf3 c5 5.cxd5 exd5 6.Nc3 Nc6 7.Bg2 Be7 8.O-O 
O-O 9.Bg5 cxd4 10.Nxd4 h6 11.Be3 Be6 12.Rc1 Ng4 13.Bf4 g5 14.Nxe6 fxe6 15.
Bd2 Nf6 16.Na4 Rc8 17.Nc5 Bxc5 18.Rxc5 Qb6 19.Rc2 Kg7 20.Bc1 e5 21.Bxd5 
Nd4 22.Rxc8 Rxc8 23.Bb3 Rxc1 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.36"]
[White "Sperb, Eduardo Quintana"]
[Black "Viana, Dirceu"]
[Result "0-1"]
[WhiteElo "2040"]
[BlackElo "2275"]
[ECO "C68"]
[EventDate "2012.10.12"]
[PlyCount "94"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6 dxc6 5.d4 exd4 6.Qxd4 Qxd4 7.Nxd4 Bd7 8.
Be3 O-O-O 9.Nc3 Bb4 10.Ne2 Ne7 11.O-O-O Ng6 12.a3 Bd6 13.Na4 Kb8 14.Nc5 
Bc8 15.f3 Rhe8 16.Nc3 f6 17.Nd3 b6 18.Ne2 c5 19.Ndf4 Nxf4 20.Bxf4 Kb7 21.
Bg3 Kc6 22.Rd2 Be7 23.Rxd8 Rxd8 24.Rd1 Bd6 25.Nf4 Re8 26.Nh5 Re7 27.Re1 
Bd7 28.Nf4 b5 29.Nd5 Re8 30.Nf4 a5 31.Nh5 Re7 32.Rd1 Be8 33.Nf4 Bd7 34.Ne2
Be8 35.a4 b4 36.b3 f5 37.Bxd6 cxd6 38.Ng3 fxe4 39.fxe4 Bg6 40.Re1 h5 41.
Kd2 h4 42.Nf1 Rxe4 43.g3 hxg3 44.hxg3 d5 45.Ne3 Kd6 46.Kd1 Ke5 47.Ke2 Kd4 
0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.37"]
[White "Palmiotto, Marco Ivan"]
[Black "Feliciano Ebert, Vanessa"]
[Result "1-0"]
[WhiteElo "1985"]
[BlackElo "2268"]
[ECO "B30"]
[EventDate "2012.10.12"]
[PlyCount "127"]

1.e4 c5 2.Nf3 Nc6 3.d3 e5 4.g3 g6 5.Bg2 Bg7 6.O-O Nge7 7.c3 d6 8.a4 O-O 9.
Na3 h6 10.h3 Be6 11.Rb1 Qd7 12.Kh2 Rac8 13.b4 cxb4 14.cxb4 d5 15.b5 Na5 
16.Qe1 dxe4 17.dxe4 Nc4 18.Qb4 Rfd8 19.Bb2 a5 20.Qe1 Nxb2 21.Rxb2 Qd3 22.
Nb1 b6 23.Nbd2 Rc2 24.Qb1 Rxb2 25.Qxb2 g5 26.Re1 Ng6 27.Bf1 Qd7 28.Nc4 Qc7
29.Ne3 Ne7 30.Rc1 Qb7 31.Qb1 f5 32.Bd3 Bf7 33.Ne1 f4 34.Nc4 Qd7 35.Qb2 Qe6
36.Na3 Qg6 37.Qe2 Rd4 38.Bc2 Qd6 39.Nb1 Qb4 40.Rd1 Nc8 41.Rxd4 Qxd4 42.Nf3
Qc5 43.Bd3 Nd6 44.Qc2 Nc4 45.g4 Be6 46.Kg2 Kf7 47.Nbd2 Nd6 48.Qxc5 bxc5 
49.b6 Ke7 50.Bc4 Bc8 51.Bd5 Kd7 52.Nb3 Nb7 53.Nfd2 Bf8 54.Nc4 Bd6 55.Kf1 
Nd8 56.Nbxa5 Ba6 57.Ke1 Bb8 58.Kd2 Ne6 59.Nc6 Bd6 60.N6xe5+ Bxe5 61.Nxe5+ 
Kd6 62.Nf7+ Ke7 63.Bxe6 Kxe6 64.b7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.38"]
[White "Espinoza Palomino, Willyam"]
[Black "Heinecke, Lucas"]
[Result "1-0"]
[WhiteElo "2265"]
[BlackElo "1978"]
[ECO "B78"]
[EventDate "2012.10.12"]
[PlyCount "79"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O 8.Qd2 
Nc6 9.Bc4 Bd7 10.O-O-O Rb8 11.Bb3 Na5 12.g4 b5 13.Bh6 Bxh6 14.Qxh6 Nxb3+ 
15.Nxb3 b4 16.Nd5 Nxd5 17.exd5 Rb6 18.h4 e5 19.Nd2 Qf6 20.h5 Qg7 21.Qe3 g5
22.h6 Qg6 23.Ne4 f6 24.Kb1 Rc8 25.b3 Qf7 26.Rc1 Be8 27.c3 bxc3 28.Rxc3 
Rxc3 29.Qxc3 Qe7 30.Qc8 Kf8 31.Rc1 Rb7 32.Qa8 Rc7 33.Rxc7 Qxc7 34.Nxf6 Qe7
35.Qxe8+ Qxe8 36.Nxe8 Kxe8 37.Kc2 Kf7 38.Kd3 Kg6 39.b4 Kxh6 40.b5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.39"]
[White "Cuevas, Alex"]
[Black "Fiora, Emilio"]
[Result "1-0"]
[WhiteElo "2263"]
[BlackElo "1954"]
[ECO "A01"]
[EventDate "2012.10.12"]
[PlyCount "91"]

1.b3 c5 2.Bb2 Nc6 3.Nf3 d6 4.d4 cxd4 5.Nxd4 Nf6 6.g3 g6 7.Bg2 Bd7 8.O-O 
Bg7 9.c4 O-O 10.Nc3 Rc8 11.e4 Qb6 12.Nde2 Ne5 13.Rb1 Rfd8 14.h3 a5 15.Bc1 
Be6 16.Be3 Qa6 17.a4 Ned7 18.Nd5 Bxd5 19.exd5 Nc5 20.Nc3 Nfd7 21.Nb5 Ne5 
22.Re1 Bf6 23.Re2 Ncd3 24.Rd2 Nb4 25.h4 b6 26.h5 Qb7 27.Kh2 Rb8 28.Bd4 Nd7
29.Be3 Nc5 30.Bd4 Nd7 31.Be3 Nc5 32.f4 Qd7 33.Bh3 Qe8 34.Qf3 Qf8 35.g4 Qg7
36.g5 Bc3 37.Re2 Ncd3 38.Bd2 Bxd2 39.Rxd2 Nc5 40.Re1 Rb7 41.Nd4 f5 42.gxf6
Qxf6 43.hxg6 hxg6 44.Ne6 Rbb8 45.Nxc5 bxc5 46.Re6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.40"]
[White "Cervetto, Esteban"]
[Black "Mahia, Gustavo"]
[Result "1-0"]
[WhiteElo "2100"]
[BlackElo "2409"]
[ECO "C19"]
[EventDate "2012.10.12"]
[PlyCount "93"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Ne7 7.Nf3 Bd7 8.a4 Qa5
9.Bd2 Qc7 10.Bd3 Nbc6 11.O-O c4 12.Be2 f6 13.exf6 gxf6 14.Nh4 O-O-O 15.Qc1
Ng6 16.Nxg6 hxg6 17.Bf4 Qa5 18.Qa3 g5 19.Bd6 Be8 20.f4 gxf4 21.Rxf4 Rxd6 
22.Qxd6 Qxc3 23.Rd1 Qe3+ 24.Rf2 f5 25.Qf4 Qa3 26.g4 fxg4 27.Bxg4 Bd7 28.
Qf6 Rg8 29.Rg2 Qxa4 30.h4 Qa3 31.h5 Qe3+ 32.Qf2 Qh6 33.Rf1 b5 34.Qf4 Qh7 
35.Qd6 Qe4 36.Rf8+ Rxf8 37.Qxf8+ Kc7 38.Qf2 Nxd4 39.h6 Nc6 40.Bf3 Qf5 41.
Bg4 Qg6 42.Qh4 Qh7 43.Bd1 b4 44.Rg7 Qf5 45.h7 b3 46.h8=Q bxc2 47.Qh2+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.41"]
[White "Zuluaga Mancilla, Cesar"]
[Black "Salvatti, Diego"]
[Result "1/2-1/2"]
[WhiteElo "2394"]
[BlackElo "2112"]
[ECO "A40"]
[EventDate "2012.10.12"]
[PlyCount "96"]

1.d4 e6 2.Nf3 c5 3.e3 Nc6 4.Bd3 b6 5.O-O Bb7 6.c3 Be7 7.b3 cxd4 8.exd4 Bf6
9.Bb2 Nge7 10.Nbd2 d5 11.Re1 O-O 12.Ne5 Ng6 13.Ndf3 Nce7 14.a4 Nc8 15.a5 
Nd6 16.a6 Bc8 17.Ba3 Re8 18.Qd2 Qc7 19.c4 dxc4 20.bxc4 Bd7 21.Rac1 Nf5 22.
Ng4 Be7 23.Bxe7 Nfxe7 24.Nge5 Rad8 25.Ng5 Rf8 26.Qe3 Nf5 27.Bxf5 exf5 28.
Qh3 h6 29.Ngxf7 Rxf7 30.Nxg6 Bc8 31.Ne5 Rf6 32.d5 Bxa6 33.Nc6 Rd7 34.Qa3 
Bc8 35.Re8+ Kh7 36.Nxa7 Qxa7 37.Qxa7 Rxa7 38.Rxc8 Kg6 39.Rb1 Kf7 40.Kf1 
Ke7 41.Rb8 Rc7 42.Rb4 Rg6 43.f4 h5 44.Kf2 h4 45.Kf3 Rh6 46.g3 hxg3 47.hxg3
Rg6 48.Kf2 Kf7 {Ilegible} 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.42"]
[White "Lujan, Carolina"]
[Black "Baeta, Marcio Netto"]
[Result "1-0"]
[WhiteElo "2379"]
[BlackElo "2101"]
[ECO "B04"]
[EventDate "2012.10.12"]
[PlyCount "69"]

1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 dxe5 5.Nxe5 g6 6.Bc4 c6 7.Qf3 Be6 8.O-O 
Bg7 9.Re1 O-O 10.c3 Nd7 11.Nd2 Nxe5 12.dxe5 Nc7 13.Bd3 Qd5 14.Qg3 Rad8 15.
Bc2 Bf5 16.Bb3 Qd7 17.Nf3 Ne6 18.Be3 b6 19.Qh4 h5 20.h3 Nc7 21.Bg5 Nd5 22.
Bxd5 Qxd5 23.Bxe7 Rd7 24.Bxf8 Kxf8 25.Nd4 Be6 26.f4 c5 27.Nxe6+ fxe6 28.
Qf2 Qc4 29.Rad1 Rxd1 30.Rxd1 Qxa2 31.Rd8+ Kf7 32.Qd2 Qb1+ 33.Kh2 g5 34.
Qd7+ Kg6 35.Qxe6+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.43"]
[White "Santiago, Yago de Moura"]
[Black "Judewicz, Alejandro"]
[Result "1-0"]
[WhiteElo "2364"]
[BlackElo "2084"]
[ECO "C18"]
[EventDate "2012.10.12"]
[PlyCount "89"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Qa5 7.Bd2 Qa4 8.Qb1 c4
9.h4 h5 10.Ne2 Ne7 11.Nf4 Nbc6 12.g3 Nf5 13.Qb2 Qa5 14.Bh3 Nce7 15.Ne2 Qc7
16.O-O Bd7 17.a4 Bc6 18.Nf4 g6 19.a5 Rb8 20.Ne2 Kd7 21.Bg5 Rhf8 22.Qa3 
Rfe8 23.f3 Ng8 24.Bxf5 exf5 25.Nf4 Re6 26.Qc5 a6 27.Nxe6 Kxe6 28.Rfe1 Rc8 
29.Rab1 Bb5 30.Qa3 Qc6 31.Kf2 Qd7 32.Re2 Qc6 33.Rbe1 Qd7 34.Bf4 Rc6 35.Qf8
Qc8 36.Qg7 Rc7 37.g4 hxg4 38.fxg4 fxg4 39.h5 gxh5 40.Qg5 Qf8 41.Rh1 Kd7 
42.Qf5+ Kd8 43.Rxh5 Rc6 44.Rh8 Rg6 45.e6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.44"]
[White "Della Morte, German"]
[Black "Crespo, Eugenio"]
[Result "1/2-1/2"]
[WhiteElo "2346"]
[BlackElo "2076"]
[ECO "C10"]
[EventDate "2012.10.12"]
[PlyCount "133"]

1.e4 e6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 5.Nf3 Ngf6 6.Bd3 c5 7.Nxf6+ Nxf6 8.
Be3 Nd5 9.O-O Be7 10.dxc5 O-O 11.Bd4 Qc7 12.c4 Nb4 13.Bb1 Rd8 14.Qc1 Bxc5 
15.Be5 Qe7 16.Bc3 f6 17.a3 Nc6 18.b4 Nd4 19.Kh1 Nxf3 20.bxc5 Nd4 21.Qb2 
Qxc5 22.f4 Nf5 23.Be4 Qxc4 24.Bxf5 exf5 25.Bxf6 gxf6 26.Qxf6 Bd7 27.Rf3 
Be8 28.Re1 Bg6 29.h4 Qf7 30.Qg5 Re8 31.Rxe8+ Rxe8 32.h5 Qe7 33.Qxe7 Rxe7 
34.hxg6 hxg6 35.Rc3 Kf7 36.Kh2 Ke6 37.Kg3 Kf6 38.Kf3 Re1 39.Rb3 Re7 40.g4 
fxg4+ 41.Kxg4 b6 42.Rc3 b5 43.Rc5 a6 44.Rc8 Re3 45.Rc6+ Re6 46.Rc7 Rb6 47.
Ra7 Ke6 48.Kg5 Kd5 49.Rg7 Ke4 50.Re7+ Kd4 51.Rg7 Ke4 52.Re7+ Kd5 53.Rg7 a5
54.Rxg6 Rxg6+ 55.Kxg6 b4 56.axb4 axb4 57.f5 b3 58.f6 b2 59.f7 b1=Q+ 60.Kg7
Qg1+ 61.Kh7 Qh2+ 62.Kg7 Qg3+ 63.Kh7 Qh4+ 64.Kg7 Qg5+ 65.Kh7 Qe7 66.Kg8 
Qg5+ 67.Kh7 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.45"]
[White "Supi, Luis Paulo"]
[Black "Morelli, Nicolas"]
[Result "1-0"]
[WhiteElo "2287"]
[BlackElo "2036"]
[ECO "C77"]
[EventDate "2012.10.12"]
[PlyCount "87"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.d3 b5 6.Bb3 Be7 7.a4 b4 8.O-O d6 9.
a5 O-O 10.Nbd2 Be6 11.Re1 Nd7 12.c3 Bxb3 13.Qxb3 bxc3 14.bxc3 Nc5 15.Qc4 
Na7 16.d4 exd4 17.cxd4 Nxe4 18.Nxe4 d5 19.Qxa6 dxe4 20.Rxe4 Bf6 21.Ba3 Qd5
22.Bxf8 Qxe4 23.Bc5 Qc6 24.Qxc6 Nxc6 25.a6 Be7 26.Ne5 Bxc5 27.Nxc6 Bb6 28.
a7 f6 29.g3 Kf7 30.Re1 h5 31.Kg2 g5 32.f3 Bxd4 33.Nxd4 Rxa7 34.Rc1 Kg6 35.
Rc2 Ra4 36.Ne2 Ra7 37.Kf2 Rb7 38.Nd4 Kf7 39.Ke3 Ke7 40.Rc6 Ra7 41.Ke4 Kf7 
42.Nb5 Ra2 43.Kf5 Rxh2 44.Rxc7+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.46"]
[White "Tokman, Ariel"]
[Black "Pirola, Marcos"]
[Result "1-0"]
[WhiteElo "2283"]
[BlackElo "2070"]
[ECO "A25"]
[EventDate "2012.10.12"]
[PlyCount "89"]

1.c4 g6 2.Nc3 Bg7 3.g3 e5 4.Bg2 Nc6 5.e3 d6 6.Nge2 h5 7.h3 Bf5 8.d3 Nge7 
9.Rb1 a5 10.O-O O-O 11.a3 Qd7 12.Kh2 Be6 13.Nd5 f5 14.f4 Rad8 15.Nec3 Nb8 
16.Bd2 c6 17.Nxe7+ Qxe7 18.Ne2 Qc7 19.Qa4 b6 20.d4 c5 21.d5 Bd7 22.Qb3 e4 
23.Nc3 Bf6 24.Nb5 Bxb5 25.Qxb5 Rc8 26.Rg1 Kf7 27.Bf1 Bd8 28.Be2 Qd7 29.Qb3
Na6 30.Bc3 Qe7 31.g4 hxg4 32.hxg4 fxg4 33.Rxg4 Rg8 34.Kg2 Nc7 35.Rh1 Kf8 
36.Rh6 Qf7 37.Qc2 Qf5 38.Rg3 Qf7 39.Bg4 Rb8 40.Qxe4 b5 41.Be6 Nxe6 42.dxe6
Qb7 43.Qxb7 Rxb7 44.f5 g5 45.f6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.47"]
[White "Lo Presti, Roberto"]
[Black "Paveto, Kevin"]
[Result "0-1"]
[WhiteElo "2065"]
[BlackElo "2282"]
[ECO "C25"]
[EventDate "2012.10.12"]
[PlyCount "54"]

1.e4 e5 2.Nc3 d6 3.Bc4 Nc6 4.f4 exf4 5.Nf3 g5 6.d4 Bg7 7.h4 h6 8.d5 Ne5 9.
Nxe5 Bxe5 10.hxg5 Qxg5 11.Bb5+ Ke7 12.Qf3 Nf6 13.Ne2 Bg4 14.Qf2 Nxe4 15.
Bxf4 Nxf2 16.Bxg5+ hxg5 17.Kxf2 Bxb2 18.Rxh8 Rxh8 19.Rb1 Be5 20.Bd3 b6 21.
Rb4 f5 22.a4 f4 23.Ng1 Bd7 24.Re4 c5 25.Bb5 Bf5 26.Re2 g4 27.c4 Kf6 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.48"]
[White "Cerda Albornoz, Guillermo"]
[Black "Heinecke, Victor"]
[Result "1-0"]
[WhiteElo "2267"]
[BlackElo "2025"]
[ECO "B08"]
[EventDate "2012.10.12"]
[PlyCount "153"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Nf3 Bg7 5.h3 O-O 6.Bf4 c6 7.Qd2 Qa5 8.Bd3 Nbd7
9.O-O e5 10.Bh6 Rd8 11.Bxg7 Kxg7 12.a3 h6 13.Rfe1 Nf8 14.b4 Qc7 15.Ne2 Ne6
16.Qc3 Nd7 17.Qb2 a5 18.Bc4 Re8 19.Rad1 b6 20.Bxe6 Rxe6 21.d5 Re8 22.c4 c5
23.b5 Nf8 24.Nh2 Qe7 25.f4 f6 26.Nf3 Kg8 27.fxe5 fxe5 28.Qd2 Qg7 29.Rf1 
Nh7 30.Rf2 Nf6 31.Ng3 Bd7 32.Rdf1 Rf8 33.Nh4 Nh7 34.Rxf8+ Rxf8 35.Rxf8+ 
Nxf8 36.Qe3 Bc8 37.Kh2 Nh7 38.Ne2 Ng5 39.Nf3 Nf7 40.Nc3 Qf6 41.Na4 Qd8 42.
Qf2 Kg7 43.Qh4 Qc7 44.Nd2 Ng5 45.Nf1 Qd8 46.Kh1 Qc7 47.Ne3 Nh7 48.Ng4 h5 
49.Nf2 Nf6 50.Kg1 Bd7 51.Kf1 Qb8 52.Ke2 Qe8 53.Nc3 Kf7 54.g4 Kg7 55.Kd3 
Kf7 56.Qg5 Kg7 57.gxh5 Nxh5 58.Ng4 Nf4+ 59.Kc2 Bxg4 60.Qxg4 Qe7 61.Na4 Qf6
62.Nxb6 Nh5 63.Qg2 Qf4 64.Na4 Qe3 65.Nc3 Nf4 66.Qd2 Qxh3 67.b6 Qd7 68.Nb5 
Qh3 69.b7 Qf1 70.b8=Q Ne2 71.Qxd6 Nd4+ 72.Nxd4 Qxc4+ 73.Kb2 exd4 74.Qc7+ 
Kf8 75.Qb8+ Kg7 76.Qb7+ Kg8 77.d6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.49"]
[White "Schuh, Astor Jose"]
[Black "Santos, Haroldo Cunha dos"]
[Result "0-1"]
[WhiteElo "2055"]
[BlackElo "2263"]
[ECO "C47"]
[EventDate "2012.10.12"]
[PlyCount "122"]

1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.d4 exd4 5.Nxd4 d6 6.Nxc6 bxc6 7.Bg5 Rb8 8.
Bc4 Be7 9.Qd3 Ng4 10.Bxe7 Qxe7 11.Bb3 Qh4 12.Qg3 Qf6 13.h3 Ne5 14.O-O-O 
Ng6 15.f4 Qxf4+ 16.Qxf4 Nxf4 17.Bxf7+ Ke7 18.Bc4 g6 19.Rd2 Rf8 20.Rf1 Be6 
21.Ba6 Rf7 22.Re1 Rbf8 23.b3 Nh5 24.Kb2 Ng3 25.Nd5+ Kd7 26.Nb4 Rf2 27.Rxf2
Rxf2 28.Bb7 c5 29.Bc6+ Kd8 30.Nd3 Re2 31.Rxe2 Nxe2 32.c4 g5 33.a4 a5 34.g4
Bf7 35.Bd5 Bg6 36.Bc6 Nd4 37.Bb7 c6 38.Nf2 Kc7 39.Ba6 h6 40.Kc3 Kb8 41.Kb2
Ne6 42.Kc3 Nc7 43.Bb5 cxb5 44.axb5 Ne6 45.Nh1 Bxe4 46.Ng3 Bg2 47.Nf5 Bxh3 
48.Nxh6 Kc7 49.Kb2 Bg2 50.Ka3 d5 51.cxd5 Bxd5 52.Nf7 Kb6 53.Ka4 Nd4 54.
Nxg5 Bxb3+ 55.Ka3 Bd1 56.Ne4 Bxg4 57.Ka4 Nxb5 58.Kb3 Be6+ 59.Ka4 Bf5 60.
Nxc5 Bc2+ 61.Nb3 Nd4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.50"]
[White "Conde, Adrian"]
[Black "Perez Gormaz, Matias"]
[Result "0-1"]
[WhiteElo "2053"]
[BlackElo "2261"]
[ECO "B22"]
[EventDate "2012.10.12"]
[PlyCount "116"]

1.e4 c5 2.c3 d6 3.d4 Nf6 4.Bd3 Nc6 5.Nf3 Bg4 6.O-O cxd4 7.cxd4 Bxf3 8.gxf3
Nxd4 9.Be3 Nc6 10.Qb3 Qd7 11.Nc3 e6 12.Rad1 Be7 13.Bb5 a6 14.Be2 O-O 15.
Na4 Qc7 16.Bb6 Qb8 17.Qe3 Nd7 18.f4 Bd8 19.Bxd8 Rxd8 20.Kh1 b5 21.Nc3 Nf6 
22.Bf3 e5 23.f5 Qa7 24.Qg5 Qe7 25.Rg1 Ne8 26.Qg3 Qf6 27.Nd5 Qh6 28.Rc1 Nd4
29.Rc3 Nf6 30.Nxf6+ Qxf6 31.Rgc1 d5 32.Qg4 Nxf3 33.Qxf3 d4 34.Rc6 Rd6 35.
Rxd6 Qxd6 36.Qd3 h6 37.a3 Re8 38.b4 Qf6 39.Rc5 Qh4 40.f3 Qf4 41.Rc7 h5 42.
Qb3 Rf8 43.Rc5 h4 44.Kg2 Qd2+ 45.Kh3 Qe2 46.Rxe5 d3 47.Rd5 Qxf3+ 48.Kxh4 
Re8 49.e5 Qf4+ 50.Kh3 Qxf5+ 51.Kg2 Qg4+ 52.Kf2 Qe2+ 53.Kg3 Re6 54.Rd8+ Kh7
55.Qxd3+ Rg6+ 56.Kf4 Qxh2+ 57.Ke3 Qxe5+ 58.Kd2 f5 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.51"]
[White "Mellano, Santiago"]
[Black "Aberbach, Angel"]
[Result "1-0"]
[WhiteElo "2242"]
[BlackElo "2023"]
[ECO "A90"]
[EventDate "2012.10.12"]
[PlyCount "73"]

1.d4 d5 2.c4 c6 3.Nf3 e6 4.g3 f5 5.Bg2 Nf6 6.O-O Bd6 7.b3 Qe7 8.Nc3 O-O 9.
Na4 b5 10.Nb2 a5 11.Nd3 Ne4 12.Qc2 Nd7 13.Bf4 bxc4 14.bxc4 Ba6 15.Bxd6 
Nxd6 16.c5 Nc4 17.Qc3 Rfe8 18.Rfb1 a4 19.Rb4 Bb5 20.Bf1 e5 21.dxe5 Nxc5 
22.Nxc5 Qxc5 23.e3 Qe7 24.Rc1 Reb8 25.Rcb1 Re8 26.Bxc4 Bxc4 27.Rb7 Qe6 28.
R1b6 Ra6 29.a3 Rxb6 30.Rxb6 h6 31.Qb2 Bb5 32.Qb4 Bd3 33.Qd6 Qxd6 34.exd6 
c5 35.Ne5 c4 36.Rc6 f4 37.d7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.52"]
[White "Bouwman, Marcelo Wanderley"]
[Black "Evans, Pablo"]
[Result "1-0"]
[WhiteElo "2233"]
[BlackElo "2017"]
[ECO "B00"]
[EventDate "2012.10.12"]
[PlyCount "93"]

1.e4 b6 2.d4 Bb7 3.Nc3 e6 4.Bd3 Bb4 5.Ne2 c5 6.Be3 c4 7.Bxc4 Bxe4 8.O-O 
Nf6 9.Bg5 Bb7 10.d5 Qc7 11.Qd3 Ng4 12.Bf4 Ne5 13.Qg3 Qxc4 14.Bxe5 Na6 15.
b3 Qc5 16.Bxg7 Rg8 17.Ne4 Qxc2 18.Nf6+ Ke7 19.Nxg8+ Rxg8 20.Nf4 Qf5 21.
Qh4+ Ke8 22.Nh5 Be7 23.Bf6 Bxd5 24.f3 Bxf3 25.Rf2 Rg4 26.Bxe7 Rxh4 27.Ng7+
Kxe7 28.Nxf5+ exf5 29.Rxf3 Kf6 30.Raf1 Rh5 31.g4 Rg5 32.Rxf5+ Rxf5 33.
Rxf5+ Kg6 34.Rd5 Nb4 35.Rd2 f6 36.a3 Na6 37.b4 Nb8 38.b5 Kf7 39.Rc2 d5 40.
Rc7+ Ke6 41.Rxh7 Nd7 42.Rxd7 Kxd7 43.Kf2 Ke6 44.Ke3 Ke5 45.h4 d4+ 46.Kd3 
Kf4 47.h5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.53"]
[White "Jorquera Alfaro, Mauricio"]
[Black "Anino, Sergio"]
[Result "0-1"]
[WhiteElo "2036"]
[BlackElo "2226"]
[ECO "A31"]
[EventDate "2012.10.12"]
[PlyCount "46"]

1.d4 Nf6 2.c4 c5 3.Nf3 cxd4 4.Nxd4 e5 5.Nb5 d5 6.cxd5 Bc5 7.e3 O-O 8.N5c3 
e4 9.Be2 Bf5 10.O-O Nbd7 11.Nd2 Re8 12.Nb3 Bd6 13.Nd4 Bg6 14.f4 exf3 15.
gxf3 Rc8 16.e4 Qc7 17.Rf2 a6 18.Be3 Nh5 19.Ncb5 axb5 20.Nxb5 Qb8 21.Ba7 
Bxh2+ 22.Rxh2 Qf4 23.Be3 Qxe3+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.54"]
[White "Assumpcao, Roberto"]
[Black "Sampaio, Leonardo de Souza Prallon"]
[Result "1/2-1/2"]
[WhiteElo "2218"]
[BlackElo "1976"]
[ECO "B30"]
[EventDate "2012.10.12"]
[PlyCount "86"]

1.e4 c5 2.Nf3 Nc6 3.Bb5 Na5 4.c3 a6 5.Ba4 b5 6.Bc2 e6 7.O-O Nf6 8.e5 Nd5 
9.d4 cxd4 10.cxd4 Bb7 11.a3 Be7 12.Nbd2 O-O 13.Ne4 f5 14.exf6 Nxf6 15.Ng3 
Rc8 16.Bd3 Bd5 17.Be3 Bc4 18.Ne5 Bxd3 19.Qxd3 Nc4 20.Nxc4 bxc4 21.Qe2 Qa5 
22.Rfc1 Qd5 23.Rc3 Rc6 24.Rac1 Rfc8 25.f3 Bd8 26.Bf2 Qb5 27.Ne4 Nd5 28.
R3c2 Nf4 29.Qd2 Nd3 30.Rd1 d5 31.Nc3 Qb3 32.Qe2 Nf4 33.Qd2 Bg5 34.Kf1 Nd3 
35.Qe2 Rb6 36.Nxd5 exd5 37.Rxd3 Qb5 38.Rdc3 Re8 39.Qd1 Rbe6 40.g3 Bd8 41.
Qc1 Ba5 42.Re3 Rxe3 43.Bxe3 Qb3 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.55"]
[White "Paniagua Chnelik, Sebastian"]
[Black "Lopez Miller, Indalecio"]
[Result "1-0"]
[WhiteElo "2204"]
[BlackElo "1940"]
[ECO "A58"]
[EventDate "2012.10.12"]
[PlyCount "71"]

1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.bxa6 g6 6.Nc3 Bxa6 7.Nf3 Bg7 8.g3 O-O
9.Bg2 d6 10.O-O Nbd7 11.Rb1 Qa5 12.Qc2 Rfb8 13.Rd1 Nb6 14.b3 Bb7 15.Nh4 
Nfd7 16.Bd2 Bxc3 17.Bxc3 Qxa2 18.Qc1 f6 19.Qe3 Re8 20.Rb2 Qa7 21.Nf3 Bc8 
22.h4 Kg7 23.h5 Ne5 24.Nxe5 fxe5 25.f4 Nd7 26.fxe5 dxe5 27.Bxe5+ Kg8 28.
Bc3 Qb6 29.Qe6+ Qxe6 30.dxe6 Nb6 31.Bxa8 Nxa8 32.hxg6 hxg6 33.e4 Nc7 34.
Rh2 Bxe6 35.Rh8+ Kf7 36.Rf1+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.56"]
[White "Sanchez Sandoval, Gonzalo"]
[Black "Miranda Junior, Roberto Calheiros"]
[Result "1-0"]
[WhiteElo "2029"]
[BlackElo "2200"]
[ECO "B31"]
[EventDate "2012.10.12"]
[PlyCount "79"]

1.e4 c5 2.Nf3 Nc6 3.Bb5 g6 4.c3 Bg7 5.d4 cxd4 6.cxd4 Nf6 7.Nc3 a6 8.Ba4 b5
9.Bb3 O-O 10.a3 Na5 11.Ba2 Bb7 12.d5 Rc8 13.Nd2 Ne8 14.O-O Nd6 15.f4 Qb6+ 
16.Kh1 Nac4 17.Nxc4 Nxc4 18.Rf3 d6 19.Qe1 Rc7 20.b3 Na5 21.Bb2 Bc8 22.Rc1 
Bd7 23.h3 Rfc8 24.e5 dxe5 25.fxe5 Be8 26.Rd1 b4 27.Na4 Bxa4 28.axb4 Nc4 
29.Bd4 Qb5 30.bxc4 Rxc4 31.Bxc4 Rxc4 32.Rdd3 Rxb4 33.Qe4 Bc2 34.d6 Bxd3 
35.Rxd3 h6 36.dxe7 Kh7 37.e6 fxe6 38.Qxe6 Qxd3 39.e8=Q Qf1+ 40.Bg1 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.57"]
[White "Andrade, Roberto Luiz Costa"]
[Black "Brizzi, Victor Emmanuel"]
[Result "0-1"]
[WhiteElo "2187"]
[BlackElo "1930"]
[ECO "B36"]
[EventDate "2012.10.12"]
[PlyCount "84"]

1.e4 c5 2.Nf3 g6 3.d4 cxd4 4.Nxd4 Nc6 5.c4 Nf6 6.Nc3 Nxd4 7.Qxd4 d6 8.Be2 
Bg7 9.Be3 O-O 10.Qd2 a5 11.O-O a4 12.Rab1 Qa5 13.f3 Be6 14.Rfc1 Rfc8 15.
Nb5 Qxd2 16.Bxd2 Nd7 17.Be3 Ne5 18.Na3 Nc6 19.Nc2 f5 20.b4 axb3 21.axb3 
Ra2 22.Bf1 fxe4 23.fxe4 h6 24.h3 g5 25.Ne1 Nd4 26.Bxd4 Bxd4+ 27.Kh1 Rf8 
28.Bd3 Rff2 29.Rc2 Raxc2 30.Nxc2 Be5 31.Nb4 g4 32.hxg4 Bxg4 33.c5 Kg7 34.
Bc4 Be2 35.c6 Rf4 36.Kg1 Bd4+ 37.Kh2 Rh4+ 38.Kg3 Rg4+ 39.Kh3 Bf2 40.g3 
Rxg3+ 41.Kh2 Bf3 42.cxb7 Rg2+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.58"]
[White "Pardo Agudelo, Alejandro"]
[Black "Arias, Juan Cruz"]
[Result "1-0"]
[WhiteElo "2181"]
[BlackElo "1899"]
[ECO "C06"]
[EventDate "2012.10.12"]
[PlyCount "75"]

1.d4 e6 2.e4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.Bd3 c5 6.c3 Nc6 7.Ne2 cxd4 8.cxd4 f6
9.exf6 Nxf6 10.O-O Bd6 11.Nf3 O-O 12.Bf4 Bxf4 13.Nxf4 Ne4 14.g3 Qf6 15.h4 
h6 16.Bxe4 dxe4 17.Ne5 Rd8 18.Nxc6 bxc6 19.Qc2 g5 20.Ng2 Ba6 21.Rfd1 Bd3 
22.Qc5 Rd5 23.hxg5 Rxg5 24.Qxc6 Rf8 25.Rd2 Rf5 26.Ne3 Rxf2 27.Ng4 Rxd2 28.
Nxf6+ Rxf6 29.Rc1 Kg7 30.Qd7+ Kg6 31.Qe8+ Kg5 32.Qg8+ Kh5 33.Rc5+ Rf5 34.
g4+ Kh4 35.gxf5 exf5 36.Rxf5 Rd1+ 37.Kg2 Rd2+ 38.Rf2 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.59"]
[White "Bianchi, Augusto"]
[Black "Souza Neves, Andrey"]
[Result "0-1"]
[WhiteElo "1903"]
[BlackElo "2147"]
[ECO "B50"]
[EventDate "2012.10.12"]
[PlyCount "66"]

1.e4 c5 2.c3 d6 3.Nf3 Nf6 4.Be2 g6 5.O-O Bg7 6.Re1 O-O 7.Bf1 Nc6 8.h3 e5 
9.d4 Qc7 10.a4 a6 11.Na3 exd4 12.cxd4 Re8 13.d5 Nb4 14.Bd3 Bd7 15.Nc4 b5 
16.axb5 axb5 17.Rxa8 Rxa8 18.Na3 Rb8 19.Qe2 Nxd3 20.Qxd3 Ne8 21.Nd2 c4 22.
Qe2 c3 23.bxc3 Qxc3 24.Qe3 Qxe3 25.Rxe3 Rc8 26.Nb3 b4 27.Nb1 Ba4 28.Bd2 
Rc2 29.Bxb4 Rb2 30.N1d2 Bh6 31.Ba3 Ra2 32.Bc1 Bxe3 33.fxe3 Rc2 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.60"]
[White "Avila, Pedro Andres"]
[Black "Moyses Sobrinho, Elias"]
[Result "1/2-1/2"]
[WhiteElo "2145"]
[ECO "B01"]
[EventDate "2012.10.12"]
[PlyCount "88"]

1.e4 d5 2.exd5 Nf6 3.Nf3 Nxd5 4.d4 Bg4 5.h3 Bh5 6.Be2 e6 7.Bg5 Be7 8.Bxe7 
Qxe7 9.Qd2 Bxf3 10.Bxf3 c6 11.O-O O-O 12.Re1 Nd7 13.c4 N5b6 14.b3 Qf6 15.
Nc3 Rfd8 16.Ne4 Qe7 17.Qa5 Nf6 18.Ng3 Qc7 19.Rad1 h6 20.Ne2 Nbd5 21.Qc5 b6
22.Qa3 Ne7 23.g3 Nf5 24.Qb2 Rd7 25.Rd2 Rad8 26.Red1 b5 27.Qc3 Qb6 28.a4 b4
29.Qb2 a5 30.Bg4 Nxg4 31.hxg4 Ne7 32.Nf4 Qa7 33.Nh5 f6 34.Nf4 Kf7 35.Ne2 
Ng6 36.Qc2 e5 37.Qe4 Qc7 38.Rd3 exd4 39.Nxd4 Rxd4 40.Rxd4 Re8 41.Qf5 Qe5 
42.Rd7+ Re7 43.Rxe7+ Nxe7 44.Qd3 c5 {Ilegible} 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.61"]
[White "Espindola, Juan Carlos"]
[Black "Pineiro, Dario"]
[Result "0-1"]
[WhiteElo "1891"]
[BlackElo "2141"]
[ECO "A04"]
[EventDate "2012.10.12"]
[PlyCount "76"]

1.Nf3 d6 2.g3 f5 3.b3 Nf6 4.Bb2 e5 5.d3 g6 6.Bg2 Bg7 7.Nbd2 Nc6 8.O-O O-O 
9.c4 Qe8 10.e4 f4 11.Re1 Nh5 12.Nf1 Qf7 13.N3d2 fxg3 14.fxg3 Qf2+ 15.Kh1 
Nb4 16.Qb1 Bg4 17.Bc3 Nc6 18.Ne3 Be2 19.Nef1 Bh6 20.a3 Bxd2 21.Nxd2 g5 22.
Nf1 Bf3 23.Bxf3 Qxf3+ 24.Kg1 Rf6 25.Ra2 Raf8 26.Qd1 Nd4 27.Bxd4 exd4 28.
Rc2 Ng7 29.Qe2 Ne6 30.b4 g4 31.Qxf3 Rxf3 32.Rd1 Kg7 33.Kg2 Ng5 34.Re1 Rxd3
35.Rce2 Rxa3 36.e5 dxe5 37.Rxe5 Ra2+ 38.Kh1 Raf2 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.62"]
[White "Arango, Andres Mauricio"]
[Black "Horst, Rodrigo"]
[Result "1-0"]
[WhiteElo "2140"]
[ECO "B07"]
[EventDate "2012.10.12"]
[PlyCount "75"]

1.e4 d6 2.d4 e6 3.Bd3 Nd7 4.Ne2 a6 5.O-O g5 6.f4 g4 7.c4 b6 8.Nbc3 Bb7 9.
Be3 h5 10.b4 h4 11.Qb3 g3 12.hxg3 hxg3 13.Nxg3 Nh6 14.Rf3 Ng4 15.Nh1 Bg7 
16.Ne2 f5 17.Rg3 Nxe3 18.Rxe3 fxe4 19.Bxe4 Bxe4 20.Rxe4 Qh4 21.Nf2 Qh2+ 
22.Kf1 O-O-O 23.Qg3 Qh7 24.Rxe6 Rhg8 25.Qh3 Qc2 26.Qd3 Qa4 27.Qb3 Qc6 28.
d5 Qb7 29.Rc1 Kb8 30.Ne4 Bh8 31.c5 Nf8 32.Re7 dxc5 33.d6 Nd7 34.Rxd7 Rc8 
35.dxc7+ Ka7 36.Qd5 cxb4 37.Qxb7+ Kxb7 38.Nd6+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.63"]
[White "Villegas, Franco"]
[Black "Ferreira, Kleber Victor"]
[Result "1-0"]
[WhiteElo "1852"]
[BlackElo "2121"]
[ECO "C50"]
[EventDate "2012.10.12"]
[PlyCount "83"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.d3 h6 5.h3 d6 6.c3 Qf6 7.b4 Bb6 8.a4 a6 9.
Bb3 Nge7 10.Nbd2 O-O 11.Nc4 Ba7 12.b5 Nd8 13.d4 Ng6 14.Ba3 Re8 15.dxe5 
dxe5 16.Ne3 Nf4 17.Nd5 Nxd5 18.Bxd5 a5 19.O-O Ne6 20.Bxe6 Bxe6 21.Qe2 Rad8
22.c4 Rd7 23.Rfd1 Red8 24.Rxd7 Rxd7 25.c5 Bb3 26.Qe1 Bb8 27.Qxa5 c6 28.Qa8
Qd8 29.bxc6 bxc6 30.Rb1 Ra7 31.Qxc6 Bxa4 32.Qb6 Qxb6 33.cxb6 Rb7 34.Bc5 
Bc6 35.Nd2 f6 36.f3 Kf7 37.Nc4 Rd7 38.Na5 Bb7 39.Bb4 Ke8 40.Nb3 Bd6 41.
Bxd6 Rxd6 42.Nc5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.64"]
[White "Maldonado, Federico"]
[Black "Leskovar, Matias"]
[Result "1/2-1/2"]
[WhiteElo "1973"]
[BlackElo "2283"]
[ECO "D00"]
[EventDate "2012.10.12"]
[PlyCount "124"]

1.d4 d5 2.Bg5 h6 3.Bf4 Nf6 4.e3 Bf5 5.c4 e6 6.Nc3 c6 7.Qb3 Qc8 8.Nf3 Nbd7 
9.h3 Be7 10.Be2 Ne4 11.Ne5 a6 12.Nxd7 Qxd7 13.c5 Bh4 14.Nxe4 Bxe4 15.Bf3 
Bxf3 16.gxf3 O-O 17.O-O-O Rae8 18.Rhg1 Kh8 19.Rg4 Bf6 20.Rdg1 Rg8 21.Qc3 
Qe7 22.Bd6 Qd7 23.e4 b6 24.e5 Bd8 25.Qe3 bxc5 26.Bxc5 f5 27.Rg6 Qf7 28.
R6g2 f4 29.Qd3 Be7 30.Bb6 g5 31.b3 Rc8 32.Kb2 c5 33.dxc5 Bxc5 34.Bxc5 Rxc5
35.h4 Qc7 36.Re1 Rc8 37.Re2 Qh7 38.Qxh7+ Kxh7 39.hxg5 Rg8 40.g6+ Rxg6 41.
Rg4 Rxg4 42.fxg4 Kg6 43.a4 Kg5 44.f3 d4 45.Re4 d3 46.Rd4 Rxe5 47.Rxd3 Kh4 
48.b4 Kg3 49.Kc3 Rd5 50.Rxd5 exd5 51.b5 axb5 52.axb5 Kxf3 53.b6 Kg2 54.b7 
f3 55.b8=Q f2 56.Qb2 Kg1 57.Qb6 Kg2 58.Qb2 Kg1 59.Qb6 Kg2 60.Qxh6 f1=Q 61.
Qd2+ Kg3 62.Qxd5 Kxg4 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.65"]
[White "Teixeira, Ricardo da Silva"]
[Black "Cortes Orihuela, Javier"]
[Result "1-0"]
[WhiteElo "2276"]
[BlackElo "1948"]
[ECO "E92"]
[EventDate "2012.10.12"]
[PlyCount "105"]

1.d4 Nf6 2.Nf3 g6 3.c4 Bg7 4.Nc3 O-O 5.e4 d6 6.Be2 e5 7.d5 a5 8.O-O Na6 9.
Bg5 h6 10.Bh4 Qe8 11.Nd2 Nd7 12.Bg4 Ndc5 13.Bxc8 Rxc8 14.Nb3 Nxb3 15.axb3 
b6 16.f3 f5 17.Bf2 f4 18.Qe2 Nb4 19.Nb5 Rf6 20.Rfd1 g5 21.Be1 Rg6 22.Bxb4 
axb4 23.Ra7 Qd8 24.Rda1 Bf8 25.Rb7 Rg7 26.Na7 Ra8 27.Ra4 h5 28.Nc6 Qc8 29.
Rxa8 Qxa8 30.Ra7 Qc8 31.Nxb4 g4 32.Nd3 h4 33.fxg4 h3 34.gxh3 Qd8 35.Kg2 
f3+ 36.Qxf3 Rf7 37.Qe2 Be7 38.Ra1 Bg5 39.Rf1 Bf4 40.Nxf4 exf4 41.e5 dxe5 
42.Qxe5 Qf8 43.Rf2 Qb4 44.g5 f3+ 45.Rxf3 Qd2+ 46.Kg3 Rxf3+ 47.Kxf3 Qd1+ 
48.Kf4 Qf1+ 49.Kg4 Qg2+ 50.Qg3 Qe4+ 51.Qf4 Qe2+ 52.Qf3 Qxh2 53.g6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.66"]
[White "Tobares, Leandro"]
[Black "Freitas, Julio Eimard de"]
[Result "1-0"]
[WhiteElo "2261"]
[BlackElo "1882"]
[ECO "A12"]
[EventDate "2012.10.12"]
[PlyCount "46"]

1.Nf3 d5 2.c4 c6 3.g3 Nf6 4.b3 Bg4 5.Bg2 e6 6.Bb2 Nbd7 7.O-O Be7 8.d3 O-O 
9.Nbd2 a5 10.a3 h6 11.Qc2 Qb8 12.Rfe1 e5 13.h3 Be6 14.e3 Bd6 15.Rab1 b5 
16.e4 d4 17.Nh4 c5 18.Bc1 b4 19.a4 Kh7 20.Ndf3 Ng8 21.Qe2 g6 22.g4 Qd8 23.
Kh1 Ra6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.67"]
[White "Hernandez Amura, Gilberto"]
[Black "Barea, Luis"]
[Result "0-1"]
[WhiteElo "1851"]
[BlackElo "2245"]
[ECO "C01"]
[EventDate "2012.10.12"]
[PlyCount "80"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.exd5 exd5 5.Bd3 Ne7 6.a3 Bxc3+ 7.bxc3 Bf5 8.
Nf3 Nbc6 9.O-O Qd7 10.Bf4 f6 11.c4 Bxd3 12.Qxd3 dxc4 13.Qxc4 g5 14.Bxc7 
Qxc7 15.d5 O-O-O 16.dxc6 Qxc6 17.Qb3 Ng6 18.a4 Nf4 19.Qb5 Rhe8 20.Qxc6+ 
bxc6 21.g3 g4 22.Nh4 Nh3+ 23.Kg2 Re2 24.Rae1 Rxc2 25.Rc1 Rdd2 26.Rxc2 Rxc2
27.Nf5 h5 28.Ng7 Rc4 29.Re1 Kd7 30.Ne6 Rc2 31.Nf8+ Kd6 32.Rf1 c5 33.Ng6 c4
34.Nf4 Nxf4+ 35.gxf4 c3 36.Kg3 Rd2 37.Rc1 Rd3+ 38.Kg2 Kd5 39.a5 Kc4 40.a6 
Rd6 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.68"]
[White "Ayala, Gustavo"]
[Black "Batista, Gerson Peres"]
[Result "0-1"]
[WhiteElo "1955"]
[BlackElo "2233"]
[ECO "B34"]
[EventDate "2012.10.12"]
[PlyCount "66"]

1.e4 c5 2.Nf3 g6 3.d4 cxd4 4.Nxd4 Nc6 5.Be3 Bg7 6.Nc3 Nf6 7.Nxc6 bxc6 8.e5
Ng8 9.Bd4 Nh6 10.g4 O-O 11.h3 Qa5 12.f4 c5 13.Be3 Bb7 14.Rh2 d6 15.Qd2 
dxe5 16.f5 Rfd8 17.Qc1 Nxf5 18.gxf5 gxf5 19.Bh6 f4 20.Bxg7 Kxg7 21.Bg2 
Rab8 22.Bxb7 Rxb7 23.Rd2 Rbd7 24.Rxd7 Rxd7 25.Kf2 Rd6 26.Qe1 c4 27.Rd1 Rg6
28.Qe2 Rg3 29.Kf1 Qc5 30.Qf2 Qc6 31.Ke2 Qg6 32.Qc5 Qxc2+ 33.Ke1 Re3+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.69"]
[White "Arias, Juan Carlos"]
[Black "March, Diego"]
[Result "1-0"]
[WhiteElo "2215"]
[BlackElo "1822"]
[ECO "D26"]
[EventDate "2012.10.12"]
[PlyCount "84"]

1.d4 d5 2.Nf3 Nf6 3.c4 dxc4 4.e3 c5 5.Bxc4 cxd4 6.O-O e6 7.exd4 Bd6 8.Nc3 
O-O 9.Nb5 a6 10.Nxd6 Qxd6 11.a4 b6 12.b3 Rd8 13.Bb2 Nd5 14.Ne5 Qe7 15.Qe2 
Bb7 16.f4 f6 17.Nd3 Nc6 18.Rae1 Re8 19.Qxe6+ Qxe6 20.Rxe6 Rxe6 21.Bxd5 Nd8
22.Bxe6+ Nxe6 23.Re1 Kf7 24.a5 bxa5 25.f5 Nc7 26.Nc5 Bd5 27.Bc3 Re8 28.
Bxa5 Nb5 29.Rxe8 Kxe8 30.Nxa6 Bxb3 31.Bb6 Kd7 32.Nb4 Bd1 33.h3 h5 34.Bc5 
Nd6 35.Kf2 Bb3 36.g3 Bf7 37.Ke3 Be8 38.Kf4 Bf7 39.Ke3 Bc4 40.h4 Bf1 41.Nd3
Bh3 42.Nf4 Bg4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.70"]
[White "Restuccia, Francisco"]
[Black "Rodriguez, Carolina"]
[Result "1-0"]
[WhiteElo "2118"]
[BlackElo "1776"]
[ECO "B12"]
[EventDate "2012.10.12"]
[PlyCount "85"]

1.e4 c6 2.d4 d5 3.e5 Bf5 4.c4 dxc4 5.Bxc4 e6 6.Nc3 Nd7 7.Nge2 Nb6 8.Bb3 
Ne7 9.Ng3 Bg6 10.h4 h6 11.h5 Bh7 12.Be3 Ned5 13.Qg4 Qd7 14.O-O O-O-O 15.
Bd2 Nb4 16.a3 Nd3 17.Nce4 Bxe4 18.Nxe4 Qxd4 19.Bc3 Nxe5 20.Qh4 g5 21.hxg6 
Nxg6 22.Bxd4 Nxh4 23.Bxh8 Be7 24.Bf6 Bxf6 25.Nxf6 Nd5 26.Bxd5 cxd5 27.
Rac1+ Kb8 28.Rc3 d4 29.Rh3 Nf5 30.g4 Nd6 31.Rxh6 Nc4 32.Ne4 d3 33.Nc3 d2 
34.Nd1 Kc7 35.Rf6 Rd7 36.Rf4 Ne5 37.Kg2 Nd3 38.Rc4+ Kb6 39.Rh1 f5 40.g5 e5
41.Rh6+ Ka5 42.Nc3 b6 43.Ra4# 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.71"]
[White "San Martin Basualto, Epiro"]
[Black "Zalimben, Maria Luz"]
[Result "1-0"]
[WhiteElo "2114"]
[BlackElo "1714"]
[ECO "E81"]
[EventDate "2012.10.12"]
[PlyCount "85"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Bg5 h6 7.Be3 Nbd7 8.Qd2 Kh7 
9.Nh3 e5 10.d5 Ne8 11.g4 f5 12.exf5 gxf5 13.O-O-O Nc5 14.g5 f4 15.Bxc5 
dxc5 16.gxh6 Bxh6 17.Ne4 b6 18.Rg1 Nd6 19.Nhg5+ Kh8 20.Qc3 Qe7 21.Bd3 Nf5 
22.Ne6 Bxe6 23.Qxe5+ Bg7 24.Qxe6 Qxe6 25.dxe6 Rae8 26.Ng5 Nd4 27.Rg4 Rf6 
28.Rdg1 Re7 29.Nf7+ Rexf7 30.exf7 Rxf7 31.Rf1 Be5 32.Rg5 Bf6 33.Rg6 Bg7 
34.h4 Re7 35.h5 Re3 36.h6 Be5 37.Be4 Ne2+ 38.Kb1 Ng3 39.Rd1 Nxe4 40.fxe4 
Rxe4 41.Re6 Re2 42.Rd8+ Kh7 43.Rd7+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.72"]
[White "Vazquez Massaro, Maximiliano"]
[Black "Maggiori, Luciano"]
[Result "1-0"]
[WhiteElo "2112"]
[BlackElo "1700"]
[ECO "D31"]
[EventDate "2012.10.12"]
[PlyCount "65"]

1.d4 e6 2.c4 d5 3.Nc3 Be7 4.cxd5 exd5 5.Bf4 c6 6.e3 Nf6 7.Bd3 Nbd7 8.Qc2 
O-O 9.Nge2 Re8 10.O-O Nf8 11.Rad1 Ng6 12.Bg3 Bd6 13.Bxd6 Qxd6 14.Ng3 Be6 
15.f3 Rad8 16.Qf2 Qd7 17.Bc2 Qc7 18.e4 dxe4 19.fxe4 Bc4 20.e5 Nd5 21.Rfe1 
Nxc3 22.bxc3 Qa5 23.Ne4 Re7 24.h4 h6 25.Re3 Qxa2 26.h5 Nf4 27.Rd2 Ne2+ 28.
Rdxe2 Bxe2 29.Rxe2 Qe6 30.Re3 Rd5 31.Rg3 Ra5 32.Nf6+ Kh8 33.Rxg7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.73"]
[White "Perez Velazco, Daniela"]
[Black "Chiari, Arthur Gontijo"]
[Result "0-1"]
[WhiteElo "1465"]
[BlackElo "2098"]
[ECO "D85"]
[EventDate "2012.10.12"]
[PlyCount "116"]

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Nf3 c5 8.Be3 
Nc6 9.Bb5 O-O 10.O-O cxd4 11.cxd4 Bg4 12.Bxc6 bxc6 13.Rc1 Rc8 14.d5 cxd5 
15.Rxc8 Qxc8 16.exd5 Qa6 17.Bc5 Bf6 18.a3 Rd8 19.h3 Be6 20.Qb3 Bxd5 21.Qe3
Rd7 22.Rb1 Qa4 23.Ne1 a6 24.Rb4 Qc6 25.Rb6 Qc8 26.Rb1 Rb7 27.Rc1 Qf5 28.
Bb4 Bg5 29.Qc3 Bxc1 30.Qxc1 Kg7 31.Nc2 Rc7 32.Qb2+ f6 33.Ne3 Qe5 34.Nxd5 
Qxd5 35.Qe2 Rc1+ 36.Kh2 Qe5+ 37.Qxe5 fxe5 38.Bxe7 Kf7 39.Bb4 Ke6 40.f3 Rc2
41.Kg3 Kd5 42.h4 Kc6 43.Kh3 Kb5 44.g3 a5 45.Bd6 Re2 46.Kg4 e4 47.fxe4 
Rxe4+ 48.Kf3 Re6 49.Bf4 Ka4 50.Bd2 Ra6 51.Bc1 Rc6 52.Bd2 Rc5 53.Kg4 Kxa3 
54.Bf4 Kb3 55.Bd6 Rd5 56.Bf4 a4 57.Bc1 a3 58.Bxa3 Kxa3 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.74"]
[White "Monteiro, Marcos Paul de Souza"]
[Black "Aguero Arce, Matias"]
[Result "1/2-1/2"]
[WhiteElo "2040"]
[BlackElo "1633"]
[ECO "E11"]
[EventDate "2012.10.12"]
[PlyCount "115"]

1.d4 Nf6 2.c4 e6 3.Nf3 Bb4+ 4.Bd2 Qe7 5.a3 Bxd2+ 6.Qxd2 d5 7.cxd5 exd5 8.
e3 Bf5 9.Nc3 O-O 10.Bd3 Bxd3 11.Qxd3 c6 12.O-O Nbd7 13.b4 b5 14.Ne2 Nb6 
15.Ne5 Rac8 16.Qf5 Qe6 17.Qxe6 fxe6 18.Nf4 Rfe8 19.Nfd3 Ne4 20.Ra2 Nd6 21.
Nc5 Ndc4 22.Ncd3 Nxe5 23.Nxe5 Nc4 24.Nd3 e5 25.dxe5 Nxe5 26.Nc5 Nc4 27.a4 
bxa4 28.Rxa4 Rb8 29.Nd3 Re7 30.Rfa1 Rbb7 31.Ra6 Rec7 32.Kf1 h6 33.Ke2 Kh7 
34.Kd1 Kg8 35.Kc2 Nd6 36.Kb3 Nc8 37.Rc1 Rb6 38.Nc5 Ne7 39.Rca1 Rxa6 40.
Rxa6 Kf7 41.e4 dxe4 42.Nxe4 Nd5 43.Kc4 Ke7 44.Kc5 Kd7 45.g3 Ne7 46.Nd2 Rb7
47.Nc4 Rb5+ 48.Kd4 Rxb4 49.Rxa7+ Ke6 50.Ra5 Rb5 51.Rxb5 cxb5 52.Nb2 Kf5 
53.Kc5 Kg4 54.Kxb5 Kh3 55.Kc5 Kxh2 56.Kd6 Nf5+ 57.Ke6 Nxg3 58.Kf7 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.75"]
[White "Lescano, Ramon"]
[Black "Perez Wertheim, Rodolfo"]
[Result "1/2-1/2"]
[BlackElo "2015"]
[ECO "E68"]
[EventDate "2012.10.12"]
[PlyCount "98"]

1.c4 Nf6 2.Nc3 g6 3.g3 Bg7 4.Bg2 d6 5.Nf3 O-O 6.O-O Nbd7 7.d4 Re8 8.e4 e5 
9.d5 a5 10.Rb1 Nc5 11.Ne1 Bd7 12.Nd3 b6 13.b3 Qc8 14.a3 Bh3 15.f3 Nh5 16.
b4 Nxd3 17.Qxd3 Bxg2 18.Kxg2 axb4 19.axb4 f5 20.Bb2 Nf6 21.Ra1 Qd7 22.Nb5 
Bh6 23.h3 Nh5 24.Qc3 Qe7 25.Bc1 Bxc1 26.Qxc1 Rxa1 27.Qxa1 Qg5 28.Qe1 Ra8 
29.h4 Ra2+ 30.Kg1 Qe7 31.Rf2 Rxf2 32.Qxf2 f4 33.g4 Ng3 34.Qh2 Qd8 35.g5 
Qa8 36.Qb2 Qa4 37.Nc3 Qd7 38.Qh2 c5 39.dxc6 Qxc6 40.Qd2 Qd7 41.Qd5+ Kg7 
42.Kg2 h6 43.gxh6+ Kh7 44.Nb5 Nf1 45.Kxf1 Qh3+ 46.Ke1 Qxf3 47.Nxd6 Qe3+ 
48.Kd1 Qb3+ 49.Kc1 Qc3+ 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.76"]
[White "Santopietro, Gerardo"]
[Black "Caceres Recalde, Gonzalo"]
[Result "1-0"]
[WhiteElo "2006"]
[BlackElo "1582"]
[ECO "B52"]
[EventDate "2012.10.12"]
[PlyCount "61"]

1.e4 c5 2.Nf3 d6 3.Bb5+ Bd7 4.Bxd7+ Qxd7 5.c4 Nc6 6.O-O Nf6 7.Nc3 g6 8.d4 
cxd4 9.Nxd4 Bg7 10.Nde2 O-O 11.f3 Ne5 12.b3 Qc6 13.Be3 Ned7 14.Rc1 Qc8 15.
Qd2 Rd8 16.g4 a5 17.g5 Nh5 18.Nd5 Re8 19.Ng3 Nxg3 20.hxg3 Ra6 21.Kg2 Nc5 
22.Rh1 Ne6 23.f4 Nf8 24.Bd4 Qc6 25.Bxg7 Kxg7 26.f5 Nd7 27.f6+ exf6 28.
gxf6+ Kh8 29.Rxh7+ Kxh7 30.Rh1+ Kg8 31.Rh8+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.77"]
[White "Freitas, Rames Fialho de"]
[Black "Rivas, Lucas"]
[Result "1/2-1/2"]
[BlackElo "1987"]
[ECO "A01"]
[EventDate "2012.10.12"]
[PlyCount "63"]

1.b3 e5 2.Bb2 Nc6 3.e3 d5 4.Bb5 Bd6 5.f4 Qh4+ 6.g3 Qe7 7.Nf3 Bg4 8.h3 Bxf3
9.Qxf3 Nf6 10.fxe5 Bxe5 11.Bxe5 Qxe5 12.Bxc6+ bxc6 13.d4 Qe7 14.Nd2 Qb4 
15.O-O-O Qc3 16.Kb1 O-O 17.Rhe1 a5 18.Qe2 a4 19.Qd3 Qa5 20.Kb2 axb3 21.
axb3 Qa3+ 22.Kc3 Qa5+ 23.Kb2 Qa3+ 24.Kc3 Rfb8 25.Ra1 Qb4+ 26.Kb2 Qd6 27.e4
Rxa1 28.Rxa1 dxe4 29.Nxe4 Nxe4 30.Qxe4 Qxg3 31.Qxc6 Qf4 32.Qd7 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.78"]
[White "Bulgarini Torre, Marco"]
[Black "Derbes, Jose Maria"]
[Result "1-0"]
[WhiteElo "1977"]
[ECO "B26"]
[EventDate "2012.10.12"]
[PlyCount "47"]

1.e4 c5 2.Nc3 d6 3.g3 g6 4.Bg2 Bg7 5.d3 e6 6.Be3 Nc6 7.Qd2 Bd7 8.Nge2 a6 
9.f4 b6 10.O-O-O Nge7 11.g4 Qc7 12.g5 O-O-O 13.h4 h5 14.Ng3 Nd4 15.Rdf1 b5
16.Nce2 Ndc6 17.e5 dxe5 18.Bxc5 Nf5 19.Ne4 exf4 20.Rxf4 Be5 21.Rff1 Nb8 
22.d4 Bg7 23.Rxf5 exf5 24.Nd6+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.79"]
[White "Morales, Guillermo"]
[Black "Fonseca, Luis Ernesto Serra"]
[Result "0-1"]
[WhiteElo "1779"]
[BlackElo "2096"]
[ECO "A02"]
[EventDate "2012.10.12"]
[PlyCount "70"]

1.f4 e5 2.fxe5 d6 3.exd6 Bxd6 4.Nf3 g5 5.d4 g4 6.Ne5 c5 7.g3 cxd4 8.Qxd4 
Qa5+ 9.Bd2 Qxe5 10.Bc3 Qxd4 11.Bxd4 f6 12.e4 Nc6 13.Bc3 Be5 14.Bc4 Nd4 15.
Bd3 h5 16.Nd2 Be6 17.O-O Nh6 18.Rac1 Nf7 19.Nc4 Nf3+ 20.Kg2 Bxc3 21.bxc3 
Bxc4 22.Bxc4 Rc8 23.Bb5+ Ke7 24.Rfd1 N7e5 25.Rb1 Rxc3 26.Ba4 b6 27.Rb4 Rd8
28.Rxd8 Kxd8 29.Bb3 Kc7 30.Rb5 Ne1+ 31.Kg1 Nxc2 32.Rd5 Rxb3 33.axb3 Ne3 
34.Rb5 Kc6 35.Rb4 b5 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.80"]
[White "Desanzo, Juan Carlos"]
[Black "Okamura, Milton Kasuo"]
[Result "0-1"]
[WhiteElo "1604"]
[BlackElo "2092"]
[ECO "D43"]
[EventDate "2012.10.12"]
[PlyCount "83"]

1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 e6 5.Bg5 h6 6.Bf4 dxc4 7.a4 Bb4 8.e3 b5 9.
axb5 cxb5 10.Bxb8 Rxb8 11.Rxa7 Nd5 12.Qa1 Qb6 13.Ra2 O-O 14.Be2 Bb7 15.O-O
Ra8 16.Rc1 Bd6 17.Nd2 e5 18.Bf3 Nb4 19.Rxa8 Rxa8 20.Qb1 exd4 21.Bxb7 Qxb7 
22.exd4 Nd3 23.Rd1 Bb4 24.Qc2 Re8 25.Kf1 g5 26.Nf3 Bxc3 27.bxc3 Qd5 28.Qd2
Kg7 29.Ne1 Nf4 30.Nf3 Nd3 31.Ne1 Nf4 32.Nf3 Qa8 33.Re1 Rxe1+ 34.Nxe1 Qa1 
35.g3 Nd5 36.Ke2 Qxc3 37.Nc2 Qxd2+ 38.Kxd2 b4 39.Ne3 Nxe3 40.fxe3 f5 41.g4
fxg4 42.e4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.81"]
[White "Mendez, Nicolas"]
[Black "Romero, Fabian"]
[Result "1-0"]
[WhiteElo "1744"]
[BlackElo "2058"]
[ECO "A13"]
[EventDate "2012.10.12"]
[PlyCount "59"]

1.c4 e6 2.b3 Qf6 3.Nc3 d5 4.cxd5 exd5 5.Bb2 c6 6.Qc1 Qd8 7.g3 Nf6 8.Bg2 
Bf5 9.d3 d4 10.Nb1 Bb4+ 11.Nd2 Qe7 12.Qc4 Bxd2+ 13.Kxd2 O-O 14.Bxd4 Nbd7 
15.Re1 Qa3 16.Qa4 Qxa4 17.bxa4 Rfd8 18.Rb1 Nb6 19.Nf3 Nc4+ 20.Kc1 Nb6 21.
a5 Nbd7 22.Rxb7 Rdb8 23.a6 Nb6 24.Bxf6 gxf6 25.Nd4 Bd7 26.a4 Nxa4 27.Rxd7 
Rb6 28.Bxc6 Rc8 29.Kd2 Rxa6 30.Bb7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.82"]
[White "Sepulveda Perez, Jorge Eduardo"]
[Black "Besso, Javier Alejandro"]
[Result "0-1"]
[WhiteElo "1953"]
[BlackElo "1751"]
[ECO "B50"]
[EventDate "2012.10.12"]
[PlyCount "100"]

1.e4 c5 2.Nf3 d6 3.c3 Nf6 4.Bd3 Nc6 5.Bc2 g6 6.d4 cxd4 7.cxd4 Bg7 8.Nc3 
O-O 9.h3 a6 10.O-O b5 11.Re1 Qc7 12.a3 Bb7 13.Bg5 Na5 14.Bd3 h6 15.Be3 Nc4
16.Bxc4 bxc4 17.d5 Nd7 18.Qd2 Kh7 19.Bd4 Ne5 20.Nxe5 dxe5 21.Be3 f5 22.f3 
f4 23.Bf2 Bc8 24.Na4 Rb8 25.Rac1 Rd8 26.Red1 Bf8 27.Qe2 Bd7 28.Nc5 Qa5 29.
Nxd7 Rxd7 30.Rxc4 Qb5 31.Rc2 Qxe2 32.Rxe2 Rb3 33.Bc5 Rb5 34.b4 a5 35.Kf2 
Bg7 36.Rdd2 axb4 37.Bxb4 Bf6 38.Rc2 Bh4+ 39.Kf1 e6 40.d6 Rxd6 41.Rc7+ Kg8 
42.Rc8+ Kf7 43.Rec2 Rd7 44.Rf8+ Kg7 45.Rcc8 Be7 46.Rb8 Bxb4 47.axb4 Rdb7 
48.Rg8+ Kf6 49.Rgf8+ Kg5 50.h4+ Kh5 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.83"]
[White "Epelboin, Matias"]
[Black "Besso, Guadalupe"]
[Result "1-0"]
[WhiteElo "1941"]
[BlackElo "1730"]
[ECO "B78"]
[EventDate "2012.10.12"]
[PlyCount "79"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O 8.Qd2 
Nc6 9.Bc4 Bd7 10.O-O-O Rc8 11.Bb3 Ne5 12.h4 h5 13.Bg5 Rc5 14.g4 hxg4 15.f4
Nc4 16.Qe2 Qc8 17.Bxf6 Bxf6 18.Nd5 Rxd5 19.exd5 b5 20.h5 g5 21.fxg5 Bxg5+ 
22.Kb1 f5 23.h6 a5 24.a4 Ne3 25.Rh5 Bf4 26.Rd3 Be8 27.Rh1 Qc5 28.Ne6 Qb4 
29.Rd4 Nc4 30.Nxf4 Na3+ 31.bxa3 Qxd4 32.Ne6 Qf6 33.Nxf8 Qxf8 34.axb5 a4 
35.Bxa4 Kh8 36.h7 Qg7 37.Qe6 f4 38.Qg8+ Qxg8 39.hxg8=Q+ Kxg8 40.b6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.84"]
[White "Ortiz, Jorge"]
[Black "Beron, Ricardo"]
[Result "1-0"]
[WhiteElo "1932"]
[BlackElo "1703"]
[ECO "B08"]
[EventDate "2012.10.12"]
[PlyCount "111"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Nf3 Bg7 5.Be2 O-O 6.O-O c6 7.h3 b5 8.a3 a5 9.
e5 dxe5 10.Nxe5 Nd5 11.Nxd5 Qxd5 12.Bf3 Qe6 13.Re1 Bxe5 14.Rxe5 Qd7 15.
Rxb5 cxb5 16.Bxa8 Nc6 17.c3 Ba6 18.Bxc6 Qxc6 19.Bh6 Rd8 20.Qe1 Bb7 21.f3 
Qf6 22.Qg3 Qd6 23.Bf4 Qd7 24.Re1 Re8 25.Re5 Kh8 26.Rc5 Bc6 27.h4 Rg8 28.
Qg5 f6 29.Qg3 Bd5 30.Bh6 Qe6 31.Rxb5 g5 32.hxg5 fxg5 33.Qe5+ Qxe5 34.dxe5 
e6 35.Rxa5 Rg6 36.Bf8 h5 37.Be7 h4 38.Ra4 Kg8 39.Rg4 Kf7 40.Bxg5 h3 41.Bf6
Rxg4 42.fxg4 Bxg2 43.c4 Ke8 44.b4 Kd7 45.g5 Be4 46.Kh2 Bf5 47.a4 Kc6 48.
Be7 Kb6 49.a5+ Ka6 50.Bd8 Kb7 51.b5 Ka7 52.c5 Ka8 53.c6 Kb8 54.b6 Be4 55.
c7+ Kc8 56.a6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.85"]
[White "Elias, Roberto"]
[Black "Prado, Hamilton Mesquita do"]
[Result "1-0"]
[WhiteElo "1885"]
[BlackElo "1669"]
[ECO "A13"]
[EventDate "2012.10.12"]
[PlyCount "54"]

1.Nf3 d5 2.c4 c6 3.Qc2 e6 4.g3 Nf6 5.Bg2 Nbd7 6.O-O Bd6 7.d3 O-O 8.Nc3 Qc7
9.b3 a6 10.Bb2 b5 11.Rac1 b4 12.Nd1 Bb7 13.Ne3 Rfc8 14.cxd5 cxd5 15.Qxc7 
Rxc7 16.Rxc7 Bxc7 17.Rc1 Bd6 18.Nd4 Rc8 19.Rxc8+ Bxc8 20.Nc6 Bb7 21.Na5 
Ba8 22.Nac4 Bc7 23.Nc2 a5 24.Nd4 dxc4 25.Bxa8 c3 26.Bc1 Nd5 27.Nb5 Bb8 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.86"]
[White "Bigoria Escobedo, Raul"]
[Black "Ezcurra, Mariano"]
[Result "0-1"]
[WhiteElo "1868"]
[BlackElo "1560"]
[ECO "A48"]
[EventDate "2012.10.12"]
[PlyCount "64"]

1.d4 Nf6 2.Nf3 g6 3.Bf4 Bg7 4.c3 d6 5.e3 Nbd7 6.Bc4 a6 7.a4 c5 8.O-O O-O 
9.Nbd2 h6 10.dxc5 Nxc5 11.b4 Nce4 12.Qc2 Nxd2 13.Nxd2 Nh5 14.Bg3 Nxg3 15.
hxg3 d5 16.Bd3 Bd7 17.Rac1 Rc8 18.Qb3 Be6 19.Qa3 Rc7 20.Rc2 Qa8 21.Rfc1 b5
22.axb5 axb5 23.Qxa8 Rxa8 24.Bxb5 Bf5 25.e4 dxe4 26.c4 e3 27.fxe3 Bxc2 28.
Rxc2 Rb8 29.Ra2 Bc3 30.Nb3 Bxb4 31.Ra4 Bc5 32.Kf2 Bb6 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.87"]
[White "Alvarez, Agustin"]
[Black "Romero Kries, Mario Andres"]
[Result "1-0"]
[WhiteElo "1863"]
[BlackElo "1645"]
[ECO "B50"]
[EventDate "2012.10.12"]
[PlyCount "59"]

1.e4 c5 2.Nf3 d6 3.g3 Nf6 4.d3 Nc6 5.Bg2 e6 6.O-O Be7 7.c3 O-O 8.Re1 Qc7 
9.d4 Rd8 10.Qc2 Rb8 11.dxc5 dxc5 12.e5 Nd5 13.Qe4 Bd7 14.Ng5 Bxg5 15.Bxg5 
f6 16.exf6 Nxf6 17.Qe2 Qb6 18.Na3 a6 19.Nc4 Qa7 20.Bf4 Ra8 21.Bc7 Rdc8 22.
Bb6 Qb8 23.Bxc5 Na5 24.Bd6 Qa7 25.Nxa5 Re8 26.Bxb7 Bb5 27.c4 Rad8 28.cxb5 
Rxd6 29.bxa6 Rf8 30.Qe3 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.88"]
[White "Farias, Sergio Luiz Cardoso"]
[Black "Curotto, Nicolas"]
[Result "0-1"]
[WhiteElo "1524"]
[BlackElo "1859"]
[ECO "B34"]
[EventDate "2012.10.12"]
[PlyCount "66"]

1.e4 c5 2.Nc3 Nc6 3.Nf3 g6 4.d4 cxd4 5.Nxd4 Bg7 6.Nxc6 bxc6 7.Bd2 d6 8.Be2
Nf6 9.O-O O-O 10.Re1 Be6 11.Qc1 d5 12.e5 Nd7 13.f4 Rb8 14.Bf3 Qb6+ 15.Kh1 
Qxb2 16.Rb1 Qxc1 17.Rexc1 h5 18.h3 Bh6 19.Ne2 Nxe5 20.fxe5 Bxd2 21.Rd1 Be3
22.Rb3 Rxb3 23.axb3 Bf5 24.Ng3 Bxc2 25.Re1 Bf2 26.Re2 Bxg3 27.Rxc2 Rb8 28.
Rc3 Bxe5 29.Re3 Bf6 30.Bd1 e5 31.Rc3 Rb6 32.Rf3 Bg5 33.Kg1 e4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.89"]
[White "Speranza, Mariano"]
[Black "Cordono, Carlos"]
[Result "1-0"]
[WhiteElo "1851"]
[ECO "C53"]
[EventDate "2012.10.12"]
[PlyCount "55"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Qe7 5.O-O d6 6.d4 Bb6 7.Ng5 Nd8 8.f4 h6 
9.Nf3 Nf6 10.Kh1 O-O 11.fxe5 Nxe4 12.Qe2 Bf5 13.Bd5 Nf6 14.Bc4 Nd7 15.Bf4 
dxe5 16.Nxe5 Nxe5 17.Bxe5 Be6 18.Bd3 f6 19.Bg3 Qf7 20.Nd2 Nc6 21.Rae1 Rac8
22.Qf2 g6 23.Bh4 Ne5 24.Bb1 g5 25.Bg3 Bxa2 26.Bxa2 Qxa2 27.Qf5 Qxb2 28.Ne4
1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.90"]
[White "Heller, Eduardo"]
[Black "Saitta, Jorge"]
[Result "0-1"]
[BlackElo "1847"]
[ECO "E20"]
[EventDate "2012.10.12"]
[PlyCount "70"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Bd2 d5 5.e3 O-O 6.Nge2 dxc4 7.Ng3 b6 8.Bxc4 
Bb7 9.O-O Be7 10.Nh5 Nbd7 11.e4 Nxh5 12.Qxh5 Nf6 13.Qe5 Bd6 14.Qf4 Bxf4 
15.Bxf4 Nxe4 16.Ne2 Qe7 17.Bd3 Rfd8 18.f3 Nf6 19.Rac1 Nd5 20.Bg3 Rac8 21.
f4 c5 22.f5 cxd4 23.Rxc8 Bxc8 24.Nxd4 Nb4 25.fxe6 fxe6 26.Bf2 Nxd3 27.Nc6 
Qc7 28.Nxd8 Nxf2 29.Nxe6 Bxe6 30.Rxf2 Qc1+ 31.Rf1 Qxb2 32.h3 Qxa2 33.Rc1 
Bd5 34.Rc8+ Kf7 35.Rc7+ Kg6 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.91"]
[White "Brizzi, Milagros Tatiana"]
[Black "Mateu, Pedro"]
[Result "1-0"]
[WhiteElo "1839"]
[ECO "B25"]
[EventDate "2012.10.12"]
[PlyCount "65"]

1.e4 c5 2.Nc3 e6 3.f4 Nc6 4.Nf3 d6 5.d3 g6 6.g3 Bg7 7.Bg2 Nge7 8.O-O O-O 
9.g4 f5 10.gxf5 gxf5 11.Kh1 Nd4 12.Ne2 Nec6 13.c3 Nxf3 14.Bxf3 Bd7 15.Rg1 
Kh8 16.Be3 Qe7 17.d4 cxd4 18.Nxd4 Bf6 19.exf5 exf5 20.Qd2 Rae8 21.Rae1 Rg8
22.Rxg8+ Kxg8 23.Bd5+ Kh8 24.Bf2 Qd8 25.Nb5 Rxe1+ 26.Qxe1 Qf8 27.Nxa7 Nd8 
28.Qg1 Qg7 29.Qxg7+ Kxg7 30.Bb6 Nc6 31.Nxc6 bxc6 32.Bf3 d5 33.Bd4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.92"]
[White "Figar, Nicolas"]
[Black "Gerez, Ariel"]
[Result "1-0"]
[WhiteElo "1802"]
[ECO "B95"]
[EventDate "2012.10.12"]
[PlyCount "67"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.Qf3 Be7 8.O-O-O 
Qc7 9.Be2 Nbd7 10.Qg3 b5 11.a3 Rb8 12.Bd2 Rg8 13.f4 Nc5 14.Qe3 Bb7 15.Bf3 
Nfd7 16.Rhe1 Bf6 17.g4 Qb6 18.Kb1 Na4 19.Nb3 Qxe3 20.Rxe3 Ke7 21.Nxa4 bxa4
22.Na5 Ba8 23.Bc1 g6 24.Nc4 Nb6 25.Nxd6 e5 26.g5 Bg7 27.f5 f6 28.Red3 Rgd8
29.c4 Bc6 30.c5 Nd7 31.Be3 Bb5 32.Nxb5 Rxb5 33.c6 Nb6 34.Rxd8 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.14"]
[Round "5.93"]
[White "Siccardi, Pablo Daniel"]
[Black "Oliveira, Francemir Barra de"]
[Result "0-1"]
[BlackElo "1799"]
[ECO "A00"]
[EventDate "2012.10.12"]
[PlyCount "0"]

0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.94"]
[White "Minelli, Fausto"]
[Black "Baquero, Yuri Paola"]
[Result "1-0"]
[BlackElo "1780"]
[ECO "C05"]
[EventDate "2012.10.12"]
[PlyCount "84"]

1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.a3 c5 6.c3 Qb6 7.Ngf3 Nc6 8.Qa4 a6 
9.Bd3 f6 10.exf6 Nxf6 11.O-O c4 12.Bb1 Bd7 13.Qc2 Na5 14.Ba2 Qc7 15.Ne5 
Bd6 16.f4 O-O-O 17.Nf7 Bxf4 18.Nf3 Ng4 19.Bxf4 Qxf4 20.Nxh8 Rxh8 21.Qc1 
Qe3+ 22.Qxe3 Nxe3 23.Rf2 Nc6 24.Re2 Ng4 25.Rf1 h6 26.Bb1 Nf6 27.Ne5 a5 28.
Bg6 Nxe5 29.dxe5 Ne4 30.Bxe4 dxe4 31.Rxe4 b5 32.Rf7 g5 33.Rd4 Bc6 34.Rd6 
Bd5 35.Rb6 b4 36.axb4 axb4 37.Rxb4 h5 38.Ra4 g4 39.Ra1 Rg8 40.Raf1 Rg5 41.
Re7 Rf5 42.Rxf5 exf5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.95"]
[White "Krumrick, Ezequiel Arturo"]
[Black "Argote Heredia, Valentina"]
[Result "0-1"]
[BlackElo "1856"]
[ECO "A07"]
[EventDate "2012.10.12"]
[PlyCount "120"]

1.Nf3 Nc6 2.g3 e5 3.d3 d5 4.Bg2 Nf6 5.Bg5 Be7 6.O-O h6 7.Bxf6 Bxf6 8.c3 
Bf5 9.Qa4 O-O 10.e4 Be6 11.Nbd2 Qd7 12.Rfe1 a6 13.Qc2 d4 14.c4 b5 15.Rec1 
Nb4 16.Qb1 c5 17.a3 Nc6 18.cxb5 axb5 19.Rxc5 Rab8 20.Qc2 Rfc8 21.Rc1 Rb6 
22.Qb1 Qb7 23.b4 Ra6 24.Qb2 Be7 25.R5c2 Rca8 26.Nb3 Rxa3 27.Nc5 Bxc5 28.
Rxc5 Ra2 29.Qb1 Ra1 30.Qc2 Nxb4 31.Qd1 Rxc1 32.Rxc1 f6 33.Qd2 Qe7 34.Rb1 
Ra4 35.Ne1 Qc5 36.Rc1 Qa7 37.Rb1 Qa5 38.Kf1 Na2 39.Qxa5 Rxa5 40.Nc2 Nc3 
41.Rb2 Ra2 42.Rxa2 Nxa2 43.Ke1 Kf8 44.Kd2 Ke7 45.f4 Kd6 46.Bf3 Kc5 47.Bd1 
Nc3 48.Bh5 b4 49.f5 Ba2 50.Kc1 b3 51.Na3 Kb4 52.Nc4 Bb1 53.Nb2 Bc2 54.h4 
Ka3 55.Nc4+ Kb4 56.Nb2 Na4 57.Nxa4 Kxa4 58.Be8+ Ka3 59.Kd2 b2 60.Kxc2 Ka2 
0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.96"]
[White "Etchevest, Marcelo"]
[Black "Bidigaray, Marcio"]
[Result "1-0"]
[WhiteElo "1744"]
[BlackElo "1715"]
[ECO "C28"]
[EventDate "2012.10.12"]
[PlyCount "87"]

1.e4 e5 2.Bc4 Nc6 3.Nc3 Nf6 4.d3 Na5 5.Bb3 Nxb3 6.axb3 Bb4 7.Nf3 d6 8.O-O 
O-O 9.Nd5 Nxd5 10.exd5 c5 11.c3 Ba5 12.Ng5 Bc7 13.f4 h6 14.Ne4 f5 15.Ng3 
Qh4 16.Be3 Bd7 17.Qh5 Qxh5 18.Nxh5 Be8 19.Ng3 Bd7 20.fxe5 dxe5 21.Bxc5 Rf7
22.c4 b6 23.Bb4 a5 24.Bc3 Rc8 25.b4 Rb8 26.b3 g6 27.Rfb1 axb4 28.Bxb4 f4 
29.Ne4 Bg4 30.Kf2 Bd8 31.Bd6 Bh4+ 32.Kf1 Re8 33.b4 f3 34.g3 Bh3+ 35.Kf2 
Be7 36.Ra7 Bf5 37.Bxe7 Bxe4 38.dxe4 Rexe7 39.Rxe7 Rxe7 40.Kxf3 Rc7 41.Rc1 
Kf7 42.Ke2 Re7 43.Kd2 Ra7 44.c5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.97"]
[White "Bigoria Escobedo, Luis"]
[Black "Areco, Antonio"]
[Result "0-1"]
[WhiteElo "1716"]
[ECO "A00"]
[EventDate "2012.10.12"]
[PlyCount "10"]

1.e4 d5 2.Nc3 dxe4 3.Nxe4 Bf5 4.Ng3 Bg6 5.Nf3 b6 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.98"]
[White "Duran, Melissa"]
[Black "Bilbao, Guillermo"]
[Result "0-1"]
[BlackElo "1890"]
[ECO "C26"]
[EventDate "2012.10.12"]
[PlyCount "72"]

1.e4 e5 2.Bc4 Nf6 3.Nc3 d6 4.d3 Be7 5.h3 O-O 6.Nf3 c6 7.Bg5 b5 8.Bxf6 Bxf6
9.Bb3 Bb7 10.O-O Qe7 11.Re1 Nd7 12.a4 b4 13.Ne2 Rad8 14.c3 bxc3 15.Nxc3 
Nc5 16.a5 Ba6 17.d4 Nxb3 18.Qxb3 exd4 19.Na2 c5 20.Qd5 Bb7 21.Qc4 Bxe4 22.
Qe2 d5 23.Qb5 Rb8 24.Qe2 d3 25.Qd2 Rxb2 26.Qc1 Rc2 27.Qd1 Bxa1 28.Qxa1 Qf6
29.Qxf6 gxf6 30.Ra1 Bxf3 31.gxf3 d2 32.Kh2 Rxa2 33.Rd1 Re8 34.Rg1+ Kf8 35.
Kg3 Re1 36.Rxe1 dxe1=Q 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.99"]
[White "Nicosia, Mariano"]
[Black "Bustos, Pedro"]
[Result "1/2-1/2"]
[WhiteElo "1562"]
[ECO "B70"]
[EventDate "2012.10.12"]
[PlyCount "105"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Bd3 Bg7 7.O-O O-O 8.Re1 
Nc6 9.Nf3 Bd7 10.Bg5 Rc8 11.Qe2 a6 12.Rab1 b5 13.Bxf6 Bxf6 14.Nd5 Bg7 15.
c3 e6 16.Nf4 Qb6 17.Kh1 b4 18.c4 a5 19.b3 Rfd8 20.Bc2 Nd4 21.Nxd4 Bxd4 22.
f3 Qc7 23.Red1 Bg7 24.Rd3 d5 25.Nh3 dxe4 26.Qxe4 e5 27.Qe3 Bxh3 28.gxh3 
Rxd3 29.Qxd3 Rd8 30.Qe3 f5 31.Kg2 Rd4 32.Rd1 Qd6 33.Rxd4 Qxd4 34.Qxd4 exd4
35.Kf2 Kf7 36.c5 Ke6 37.Bd3 Kd5 38.c6 Kxc6 39.Bc4 Be5 40.Kg2 Bf4 41.Bd3 
Kd5 42.Bc4+ Ke5 43.Bd3 Bg5 44.Kg3 Bf4+ 45.Kg2 Kd5 46.Bc4+ Kd6 47.Bd3 Ke5 
48.Be2 h5 49.Bd3 h4 50.Kg1 Be3+ 51.Kg2 Kf4 52.Be2 Bc1 53.Kf2 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.15"]
[Round "5.100"]
[White "Malvicino, Juan Carlos"]
[Black "Acosta, Lautaro Gaston"]
[Result "0-1"]
[ECO "A10"]
[EventDate "2012.10.12"]
[PlyCount "80"]

1.c4 f5 2.Nc3 e6 3.g3 Nf6 4.Bg2 Bb4 5.Nf3 Bxc3 6.bxc3 O-O 7.O-O c6 8.d3 d5
9.cxd5 cxd5 10.Bf4 Nc6 11.Qc2 Bd7 12.Rfb1 b6 13.Ne5 Rc8 14.Nxd7 Qxd7 15.
Qd1 h6 16.a4 g5 17.Bd2 Rfe8 18.Rb5 Red8 19.Rab1 Kf7 20.Qb3 Kg6 21.e3 Ne5 
22.Qc2 Nf7 23.Qa2 Nd6 24.R5b4 Rc5 25.Ra1 Rdc8 26.Qb1 g4 27.Qf1 b5 28.f3 a5
29.Rb2 bxa4 30.fxg4 Nxg4 31.h3 Nf6 32.Qf4 Nf7 33.Rxa4 e5 34.Qh4 Rb5 35.
Rba2 Qd8 36.g4 Rb1+ 37.Kh2 fxg4 38.hxg4 Rd1 39.Rxa5 Rxd2 40.Rxd5 Rxg2+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.1"]
[White "Iturrizaga, Eduardo"]
[Black "Bruzon Batista, Lazaro"]
[Result "1/2-1/2"]
[WhiteElo "2639"]
[BlackElo "2717"]
[ECO "D45"]
[EventDate "2012.10.12"]
[PlyCount "21"]

1.d4 d5 2.c4 c6 3.Nc3 Nf6 4.Nf3 e6 5.e3 g6 6.Bd3 Bg7 7.O-O O-O 8.cxd5 exd5
9.Ne5 Nbd7 10.f4 Nxe5 11.fxe5 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.2"]
[White "Granda Zuniga, Julio"]
[Black "Valerga, Diego"]
[Result "1/2-1/2"]
[WhiteElo "2647"]
[BlackElo "2485"]
[ECO "D00"]
[EventDate "2012.10.12"]
[PlyCount "52"]

1.d4 d5 2.c3 Nf6 3.Bg5 c6 4.Nd2 Bf5 5.e3 Nbd7 6.Be2 h6 7.Bf4 e6 8.g4 Bg6 
9.f3 c5 10.h4 Qb6 11.Qc1 Bd6 12.Bxd6 Qxd6 13.Nf1 e5 14.dxe5 Nxe5 15.Qd2 
O-O-O 16.Nh3 Qc6 17.Nh2 Nc4 18.Bxc4 dxc4 19.Qf2 h5 20.gxh5 Bd3 21.Ng5 Rxh5
22.Nxf7 Re8 23.Ng5 Reh8 24.Nf7 Rf8 25.Ng5 Rfh8 26.Nf7 Rf8 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.3"]
[White "Leitao, Rafael"]
[Black "Tristan, Leonardo"]
[Result "1-0"]
[WhiteElo "2617"]
[BlackElo "2442"]
[ECO "A81"]
[EventDate "2012.10.12"]
[PlyCount "64"]

1.d4 f5 2.g3 Nf6 3.Bg2 d6 4.Nf3 g6 5.O-O Bg7 6.b3 O-O 7.Bb2 Ne4 8.Nbd2 
Nxd2 9.Qxd2 Nc6 10.c4 e5 11.dxe5 dxe5 12.Qd5+ Kh8 13.Qc5 e4 14.Rad1 Bxb2 
15.Rxd8 Rxd8 16.Ng5 Bd4 17.Qa3 Kg7 18.Nh3 Be5 19.Nf4 Rd2 20.b4 a5 21.b5 
Nb4 22.Qe3 Rd4 23.a3 Rxc4 24.axb4 a4 25.Qa3 Rc2 26.Re1 g5 27.Nd5 Be6 28.b6
cxb6 29.b5 Bb2 30.Qe7+ Bf7 31.Qxg5+ Kh8 32.Nxb6 Rc3 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.4"]
[White "Slipak, Sergio"]
[Black "Kaidanov, Gregory"]
[Result "1/2-1/2"]
[WhiteElo "2447"]
[BlackElo "2587"]
[ECO "A06"]
[EventDate "2012.10.12"]
[PlyCount "36"]

1.Nf3 d5 2.b3 Nf6 3.Bb2 e6 4.g3 c5 5.Bg2 Nc6 6.d4 Be7 7.e3 O-O 8.O-O b5 9.
Nbd2 Rb8 10.dxc5 Bxc5 11.e4 Bb7 12.exd5 exd5 13.Ne5 Re8 14.Nd3 Bb6 15.a4 
b4 16.a5 Bc7 17.Nf3 Bxa5 18.Nd4 Bc7 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.5"]
[White "Bacallao Alonso, Yusnel"]
[Black "Diaz Hollemaert, Nahuel"]
[Result "1-0"]
[WhiteElo "2580"]
[BlackElo "2408"]
[ECO "D95"]
[EventDate "2012.10.12"]
[PlyCount "70"]

1.Nf3 d5 2.c4 c6 3.e3 g6 4.d4 Bg7 5.Nc3 Nf6 6.Qb3 O-O 7.Bd2 dxc4 8.Bxc4 b5
9.Bd3 Nbd7 10.a4 e5 11.Be2 exd4 12.exd4 c5 13.axb5 Re8 14.O-O cxd4 15.Nxd4
Nc5 16.Qc4 Nfe4 17.Be3 Bxd4 18.Rad1 Nxc3 19.bxc3 Rxe3 20.Rxd4 Qe7 21.fxe3 
Qxe3+ 22.Kh1 Be6 23.Qxc5 Qxe2 24.Rfd1 Rc8 25.Rd8+ Rxd8 26.Rxd8+ Kg7 27.
Qd4+ f6 28.Qxa7+ Kh6 29.Re8 g5 30.Qg1 Qc4 31.b6 Bd5 32.Rd8 Bb7 33.Rd6 Qxc3
34.Qf1 Kh5 35.Rxf6 Qd2 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.6"]
[White "Roselli Mailhe, Bernardo"]
[Black "Felgaer, Ruben"]
[Result "0-1"]
[WhiteElo "2430"]
[BlackElo "2579"]
[ECO "E91"]
[EventDate "2012.10.12"]
[PlyCount "96"]

1.Nf3 g6 2.d4 Bg7 3.c4 c5 4.d5 d6 5.e4 Nf6 6.Nc3 O-O 7.Be2 e6 8.O-O Re8 9.
dxe6 Bxe6 10.Bf4 Qb6 11.Qb3 Nc6 12.Rfd1 Bg4 13.h3 Nxe4 14.Nd5 Qxb3 15.axb3
Bxf3 16.Bxf3 Bxb2 17.Rab1 Bd4 18.Nc7 Nc3 19.Nxe8 Nxd1 20.Rxd1 Rxe8 21.Bxd6
Re6 22.Bc7 Kg7 23.Kf1 Kf6 24.h4 h5 25.Bf4 Ne5 26.Bxe5+ Rxe5 27.Bxb7 Re6 
28.Rd3 Ke7 29.Rf3 f5 30.Rd3 Rb6 31.Bf3 Ra6 32.Bd1 Ra2 33.Be2 Rb2 34.g3 Kd6
35.b4 Rxb4 36.Ra3 Rb1+ 37.Kg2 Ra1 38.Rb3 Ra2 39.Kf1 Kc7 40.f4 Ra1+ 41.Kg2 
Ra2 42.Kf1 a5 43.Rb5 a4 44.Ra5 a3 45.Ra8 Bc3 46.Kf2 Bb4 47.Ke3 Rb2 48.Bf3 
a2 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.7"]
[White "Ortiz Suarez, Isan Reynaldo"]
[Black "Krysa, Leandro"]
[Result "1-0"]
[WhiteElo "2579"]
[BlackElo "2381"]
[ECO "D83"]
[EventDate "2012.10.12"]
[PlyCount "95"]

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Bf4 Bg7 5.e3 O-O 6.Rc1 Be6 7.c5 c6 8.h3 b6 9.
b4 a5 10.cxb6 Qxb6 11.b5 a4 12.Bd3 cxb5 13.Nxb5 Bf5 14.Ne2 Qa5+ 15.Nec3 
Bxd3 16.Qxd3 Rc8 17.O-O Nbd7 18.Rc2 Qd8 19.Rb1 Bf8 20.Qd1 a3 21.Rb3 e6 22.
Qc1 Rc4 23.Bd6 Rac8 24.Bxf8 Qxf8 25.Qxa3 Qxa3 26.Nxa3 R4c6 27.Nab5 Ra8 28.
Rbb2 Kg7 29.Nb1 Rxc2 30.Rxc2 Nb6 31.Nd2 Ra5 32.Nc3 Ne8 33.Rb2 Ra6 34.Kf1 
Nd6 35.Ke2 Kf8 36.f3 f5 37.Kd3 Ke7 38.e4 Kd8 39.Nb3 Ndc4 40.Re2 dxe4+ 41.
fxe4 Ra3 42.exf5 exf5 43.Re6 Nb2+ 44.Kc2 N2a4 45.Nxa4 Nxa4 46.Kb1 Kd7 47.
d5 f4 48.h4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.8"]
[White "Rosito, Jorge"]
[Black "Hernandez Guerrero, Gilberto"]
[Result "1/2-1/2"]
[WhiteElo "2387"]
[BlackElo "2531"]
[ECO "B45"]
[EventDate "2012.10.12"]
[PlyCount "37"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Nxc6 bxc6 7.e5 Nd5 8.Ne4
Bb7 9.Be2 c5 10.O-O Qc7 11.Nd6+ Bxd6 12.exd6 Qc6 13.f3 c4 14.Qd4 O-O 15.
Bxc4 Qxd6 16.b3 Rfc8 17.Bxd5 Qxd5 18.Qxd5 Bxd5 19.c4 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.9"]
[White "Julia, Ernesto"]
[Black "Cori Tello, Jorge"]
[Result "0-1"]
[WhiteElo "2371"]
[BlackElo "2522"]
[ECO "A07"]
[EventDate "2012.10.12"]
[PlyCount "82"]

1.Nf3 d5 2.g3 c6 3.Bg2 Nf6 4.d3 Bg4 5.b3 Nbd7 6.Bb2 e6 7.Nbd2 a5 8.a3 Bd6 
9.O-O O-O 10.e4 Be5 11.Qb1 Bxf3 12.Bxf3 Qb6 13.c3 dxe4 14.dxe4 Rfd8 15.Qc2
Qa7 16.Rfd1 Bc7 17.Rf1 Ne5 18.Be2 Bb6 19.Nc4 Nxc4 20.Bxc4 Ng4 21.Rae1 Rd7 
22.Bc1 Rad8 23.Kg2 h6 24.e5 Bc7 25.Bf4 Qc5 26.Qe2 b5 27.Bxe6 fxe6 28.Qxg4 
Qd5+ 29.Kg1 Kh7 30.b4 Qc4 31.h4 g6 32.Kg2 Rd3 33.Rc1 Bb6 34.Kg1 a4 35.Rcd1
R8d7 36.Rxd3 Rxd3 37.Rd1 h5 38.Qg5 Rxd1+ 39.Kh2 Rh1+ 40.Kxh1 Qf1+ 41.Kh2 
Qxf2+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.10"]
[White "Fulgenzi, Ernesto"]
[Black "Mekhitarian, Krikor Sevag"]
[Result "0-1"]
[WhiteElo "2344"]
[BlackElo "2503"]
[ECO "A13"]
[EventDate "2012.10.12"]
[PlyCount "114"]

1.Nf3 d5 2.c4 e6 3.b3 Nf6 4.Bb2 Be7 5.e3 O-O 6.d4 c5 7.Bd3 Nc6 8.O-O cxd4 
9.exd4 Nb4 10.Be2 b6 11.Nbd2 Bb7 12.a3 Nc6 13.Rc1 a5 14.Ne5 Nxe5 15.dxe5 
Nd7 16.Bf3 Nc5 17.cxd5 Bxd5 18.Nc4 Bxf3 19.Qxf3 Qd3 20.Rc3 Qxf3 21.Rxf3 b5
22.Nd6 Bxd6 23.exd6 Ne4 24.Rd3 Rfd8 25.Rfd1 Ra6 26.d7 f6 27.f3 Nc5 28.Rc3 
Rxd7 29.Rxd7 Nxd7 30.Rc7 Rd6 31.Kf1 a4 32.bxa4 bxa4 33.Ke2 Nb6 34.Ra7 Rd5 
35.Bc3 Rb5 36.Bb4 Rg5 37.g4 h5 38.h3 Kh7 39.Ra6 Rb5 40.Ra7 Nd5 41.Bd2 hxg4
42.hxg4 Rb2 43.Kd1 Rb3 44.Rxa4 Rxf3 45.Ra6 e5 46.g5 Kg6 47.gxf6 gxf6 48.a4
Kf5 49.a5 Ke4 50.Kc2 Ra3 51.Kb2 Rd3 52.Kc1 f5 53.Rh6 Ne3 54.a6 f4 55.Bb4 
Rd7 56.Kb2 f3 57.Rf6 Nd5 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.11"]
[White "Fabian, Gaston"]
[Black "Hungaski, Robert"]
[Result "0-1"]
[WhiteElo "2344"]
[BlackElo "2451"]
[ECO "E40"]
[EventDate "2012.10.12"]
[PlyCount "80"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 Bxc3+ 5.bxc3 c5 6.Bd3 Nc6 7.Ne2 d6 8.O-O 
e5 9.Ng3 O-O 10.d5 Ne7 11.f4 exf4 12.exf4 b5 13.cxb5 c4 14.Bxc4 Bb7 15.Be3
Qc7 16.Bd3 Qxc3 17.Rc1 Qa5 18.Bd4 Nexd5 19.Nh5 Rfc8 20.Nxf6+ Nxf6 21.Bxf6 
Rxc1 22.Qxc1 gxf6 23.Qe3 Qb6 24.Qxb6 axb6 25.Bc4 Rc8 26.Bb3 Kf8 27.Rd1 Ke7
28.Rd3 Rc5 29.a4 f5 30.Kf2 Be4 31.Rd4 d5 32.g3 Kd6 33.Bd1 Rc3 34.Rd2 Ra3 
35.Bh5 f6 36.Bd1 Kc5 37.h4 d4 38.h5 h6 39.Rb2 Kc4 40.Rd2 Kc3 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.12"]
[White "Flores, Diego"]
[Black "Martinez De Negri, Gonzalo"]
[Result "1-0"]
[WhiteElo "2598"]
[BlackElo "2123"]
[ECO "A24"]
[EventDate "2012.10.12"]
[PlyCount "65"]

1.c4 Nf6 2.Nc3 g6 3.e4 d6 4.g3 Bg7 5.Bg2 O-O 6.Nge2 e5 7.O-O Be6 8.d3 Qd7 
9.f4 Bh3 10.f5 Bxg2 11.Kxg2 c6 12.h3 d5 13.g4 h6 14.Ng3 Rd8 15.cxd5 g5 16.
Rh1 cxd5 17.h4 gxh4 18.Rxh4 dxe4 19.Bxh6 Qxd3 20.Bxg7 Kxg7 21.g5 Qf3+ 22.
Qxf3 exf3+ 23.Kxf3 Ng8 24.f6+ Kf8 25.Rh8 Nc6 26.Rah1 Rd3+ 27.Kg4 e4 28.Nf5
Ne5+ 29.Kf4 Ng6+ 30.Kxe4 Rad8 31.Ne2 R3d5 32.Rxg8+ Kxg8 33.Ne7+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.13"]
[White "Paiva, Pedro Henrique de"]
[Black "Mareco, Sandro"]
[Result "0-1"]
[WhiteElo "2289"]
[BlackElo "2581"]
[ECO "B94"]
[EventDate "2012.10.12"]
[PlyCount "100"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 Nbd7 7.f4 Qc7 8.Qe2 
b5 9.a3 e6 10.O-O-O Be7 11.h4 Rb8 12.g4 b4 13.axb4 Rxb4 14.f5 Nc5 15.Bg2 
Bb7 16.Rh3 O-O 17.Kb1 Rb8 18.Bc1 e5 19.Nb3 Nfxe4 20.Nxc5 Nxc3+ 21.Rxc3 
dxc5 22.Re3 Bxg2 23.Qxg2 c4 24.c3 R4b5 25.g5 a5 26.Rd5 f6 27.Re2 Qc8 28.
Qe4 Rxd5 29.Qxd5+ Kh8 30.Qe4 a4 31.Kc2 Qa6 32.Kd1 a3 33.bxa3 Bxa3 34.Ra2 
Qd6+ 35.Rd2 Qc5 36.Bxa3 Qxa3 37.Qxc4 Qa1+ 38.Ke2 Qg1 39.Qd3 Qg4+ 40.Kf1 
Rg8 41.g6 e4 42.Qd5 hxg6 43.fxg6 Qxg6 44.Rg2 Qh7 45.h5 Re8 46.Qd7 Re5 47.
Kg1 Qh6 48.c4 Qc1+ 49.Kf2 e3+ 50.Kf3 Qf1+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.14"]
[White "Viana, Dirceu"]
[Black "Shabalov, Alexander"]
[Result "0-1"]
[WhiteElo "2275"]
[BlackElo "2570"]
[ECO "B26"]
[EventDate "2012.10.12"]
[PlyCount "61"]

1.e4 c5 2.Nc3 d6 3.g3 Nc6 4.Bg2 g6 5.d3 Bg7 6.Be3 Rb8 7.Qd2 b5 8.Nge2 Nd4 
9.O-O e6 10.Nd1 b4 11.Nc1 Ne7 12.c3 bxc3 13.bxc3 h6 14.f4 Ndc6 15.Nb3 Na5 
16.Nxa5 Qxa5 17.Rc1 f5 18.exf5 gxf5 19.d4 c4 20.d5 Nxd5 21.Bxd5 exd5 22.
Bd4 Bxd4+ 23.Qxd4 Qc5 24.Re1+ Kd7 25.Qxc5 dxc5 26.Re5 Kc6 27.Ne3 Rd8 28.
Rd1 d4 29.cxd4 Rxd4 30.Rxd4 cxd4 31.Nxc4 {Ilegible} 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.15"]
[White "Hansen, Eric"]
[Black "Sabas, Jorge"]
[Result "1-0"]
[WhiteElo "2527"]
[BlackElo "2274"]
[ECO "B12"]
[EventDate "2012.10.12"]
[PlyCount "59"]

1.e4 c6 2.d4 d5 3.e5 Bf5 4.Nf3 e6 5.Be2 Nd7 6.O-O Bg6 7.Nbd2 Nh6 8.Nb3 Nf5
9.c3 Be7 10.g4 Nh4 11.Nxh4 Bxh4 12.f4 f5 13.exf6 Bxf6 14.Bd3 Bxd3 15.Qxd3 
O-O 16.g5 Be7 17.Qe2 Rf7 18.Qxe6 Nf8 19.Qg4 g6 20.Bd2 Rf5 21.Rae1 Qd7 22.
Qe2 Bd6 23.Nc1 c5 24.dxc5 Bxc5+ 25.Kh1 Bb6 26.Nd3 Qa4 27.Ne5 Re8 28.Qg2 
Rd8 29.Ng4 Kf7 30.Nh6+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.16"]
[White "Ricardi, Pablo"]
[Black "Gemy, Jose Daniel"]
[Result "1-0"]
[WhiteElo "2505"]
[BlackElo "2333"]
[ECO "B10"]
[EventDate "2012.10.12"]
[PlyCount "73"]

1.c4 c6 2.e4 e5 3.Nf3 d6 4.d4 Bg4 5.Be2 Bxf3 6.Bxf3 exd4 7.Qxd4 Qf6 8.Qd1 
Nd7 9.Nc3 Nc5 10.Be3 Qe6 11.b3 Nf6 12.O-O Be7 13.Re1 O-O 14.h3 a5 15.Qd2 
Rfe8 16.Bxc5 dxc5 17.e5 Rad8 18.exf6 Rxd2 19.Rxe6 fxe6 20.fxe7 Rxe7 21.Ne4
Rd4 22.Nxc5 e5 23.Ne4 a4 24.Rc1 axb3 25.axb3 Rd3 26.b4 Rb3 27.b5 h6 28.Nc5
Ra3 29.bxc6 bxc6 30.Bxc6 Rea7 31.Bd5+ Kh7 32.g3 Ra1 33.Rxa1 Rxa1+ 34.Kg2 
Kg6 35.Nd7 Kf5 36.g4+ Kf4 37.Nc5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.17"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Perez Ponsa, Federico"]
[Result "0-1"]
[WhiteElo "2276"]
[BlackElo "2489"]
[ECO "A77"]
[EventDate "2012.10.12"]
[PlyCount "64"]

1.d4 Nf6 2.Nf3 c5 3.d5 e6 4.c4 d6 5.Nc3 exd5 6.cxd5 g6 7.e4 Bg7 8.Be2 O-O 
9.O-O Re8 10.Nd2 Nbd7 11.Qc2 Ne5 12.h3 g5 13.f4 gxf4 14.Nf3 Ng6 15.Bd2 Bd7
16.Rae1 Nh5 17.Bc4 a6 18.a4 Rb8 19.a5 Ng3 20.Rf2 Qxa5 21.e5 Bf5 22.Qb3 b5 
23.Nxb5 Qd8 24.e6 axb5 25.Bxb5 fxe6 26.dxe6 d5 27.e7 Rxe7 28.Rxe7 Qxe7 29.
Qxd5+ Be6 30.Qc6 Rd8 31.Ng5 Bd5 32.Ba5 Bxc6 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.18"]
[White "Real De Azua, Ernesto"]
[Black "Espinoza Palomino, Willyam"]
[Result "1-0"]
[WhiteElo "2482"]
[BlackElo "2265"]
[ECO "A29"]
[EventDate "2012.10.12"]
[PlyCount "62"]

1.c4 Nf6 2.Nc3 e5 3.Nf3 Nc6 4.g3 d5 5.cxd5 Nxd5 6.Bg2 Nb6 7.O-O Be7 8.a3 
O-O 9.b4 Be6 10.Rb1 f6 11.d3 a5 12.b5 Nd4 13.Nd2 Qc8 14.e3 Nf5 15.Qe2 Rd8 
16.Bb2 a4 17.Rfc1 Nd6 18.Nde4 Nf5 19.Nd2 Nd6 20.Nce4 Nxb5 21.Bxe5 Qd7 22.
Bxc7 Nxc7 23.Rxb6 Nd5 24.Nc4 Rac8 25.Rcb1 Rxc4 26.Rxe6 Qxe6 27.dxc4 Nb6 
28.c5 Nc4 29.Rxb7 Bf8 30.h4 Nxa3 31.Rb4 Qd7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.19"]
[White "Soppe, Guillermo"]
[Black "Perez, Maximiliano"]
[Result "1-0"]
[WhiteElo "2417"]
[BlackElo "2264"]
[ECO "A48"]
[EventDate "2012.10.12"]
[PlyCount "87"]

1.Nf3 Nf6 2.d4 g6 3.Bg5 Bg7 4.Nbd2 c5 5.e3 d6 6.c3 Nbd7 7.Bd3 b6 8.O-O O-O
9.a4 a6 10.e4 Ne8 11.Re1 Nc7 12.d5 f6 13.Be3 Rb8 14.Nc4 Ne8 15.Nfd2 Ne5 
16.Nxe5 fxe5 17.b4 cxb4 18.cxb4 Nf6 19.f3 Nh5 20.g3 a5 21.Rb1 Bd7 22.b5 
Kh8 23.Rc1 Nf6 24.Nc4 Be8 25.Bf1 Nd7 26.Bh3 Nc5 27.Kg2 Bd7 28.Bxc5 Bxh3+ 
29.Kxh3 dxc5 30.Kg2 Rb7 31.Qe2 Rd7 32.Red1 Qb8 33.Rc3 Rfd8 34.Rcd3 Kg8 35.
h4 Kf7 36.Qa2 Kf8 37.Qd2 Bf6 38.f4 Kg8 39.Rf1 Rf8 40.Rdf3 exf4 41.Qxf4 Qd8
42.Qg4 Kg7 43.Qe6 Rd6 44.Nxd6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.20"]
[White "Caceres Recalde, Fernando"]
[Black "Cori Tello, Deysi"]
[Result "0-1"]
[WhiteElo "2159"]
[BlackElo "2411"]
[ECO "C03"]
[EventDate "2012.10.12"]
[PlyCount "80"]

1.e4 e6 2.d4 d5 3.Nd2 Be7 4.Bd3 c5 5.dxc5 Nf6 6.Qe2 Nc6 7.Ngf3 Nb4 8.Bb5+ 
Bd7 9.O-O Nxc2 10.Rb1 O-O 11.exd5 Bxb5 12.Qxb5 Qxd5 13.b4 Ne4 14.Qa4 Nd4 
15.Nxd4 Nc3 16.Qb3 Qxd4 17.Nf3 Qd3 18.Be3 Bf6 19.Kh1 Rfd8 20.Rbc1 Rd5 21.
Ng5 Nxa2 22.Qxa2 Bxg5 23.Bxg5 Rxg5 24.Rfd1 Qe4 25.f3 Qxb4 26.Qxa7 Rf8 27.
h3 Qb2 28.g4 Rd5 29.Qb6 Qe2 30.Qb3 Rfd8 31.Re1 Qf2 32.Qe3 Qg3 33.f4 Qh4 
34.Rc3 h6 35.Rb3 Rd4 36.Re2 h5 37.Qg3 Qxg3 38.Rxg3 hxg4 39.Rxg4 Rc4 40.Rb2
Rd7 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.21"]
[White "Molina, Roberto Junio Brito"]
[Black "Cuevas, Alex"]
[Result "1-0"]
[WhiteElo "2400"]
[BlackElo "2263"]
[ECO "A70"]
[EventDate "2012.10.12"]
[PlyCount "61"]

1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.Bd3 Bg7 8.h3 O-O 
9.Nf3 a6 10.a4 Nh5 11.O-O Nd7 12.Re1 Re8 13.Bg5 Bf6 14.Be3 Ne5 15.Be2 
Nxf3+ 16.Bxf3 Ng7 17.Qd2 Qa5 18.Bf4 Be5 19.Bxe5 Rxe5 20.Nb1 Qd8 21.Na3 b5 
22.axb5 axb5 23.Nxb5 Rb8 24.Na7 Bd7 25.Ra6 Qe7 26.Rea1 f5 27.Nc6 Bxc6 28.
dxc6 fxe4 29.Bg4 Qc7 30.Bd7 Nf5 31.Ra7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.22"]
[White "Fusco, Leonardo"]
[Black "Fiori, Hector"]
[Result "1/2-1/2"]
[WhiteElo "2379"]
[BlackElo "2125"]
[ECO "B84"]
[EventDate "2012.10.12"]
[PlyCount "102"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Be2 Nf6 6.Nc3 Qc7 7.O-O Nc6 8.Be3 
d6 9.f4 Be7 10.Qe1 Bd7 11.Qg3 h5 12.f5 Nxd4 13.Bxd4 e5 14.Qxg7 O-O-O 15.
Bf2 Rh7 16.Qg3 Rg8 17.Qe3 Rhg7 18.Bf3 d5 19.Nxd5 Nxd5 20.exd5 Bxf5 21.Kh1 
e4 22.Bxe4 Bxe4 23.Qxe4 Rxg2 24.Qxg2 Rxg2 25.Kxg2 Qf4 26.Rae1 Qg5+ 27.Bg3 
Qxd5+ 28.Rf3 Qd2+ 29.Kf1 Qd5 30.Rc3+ Bc5 31.Re5 Qh1+ 32.Ke2 Qg2+ 33.Kd3 
Qf1+ 34.Ke4 b6 35.Bf4 Qe2+ 36.Kf5 Qg4+ 37.Ke4 Qe2+ 38.Kf5 Qg4+ 39.Ke4 Qg6+
40.Kf3 f6 41.Rexc5+ bxc5 42.Rxc5+ Kd7 43.Rc7+ Ke6 44.b3 Qg4+ 45.Ke3 Qg1+ 
46.Kf3 Kf5 47.Rc4 Qf1+ 48.Ke3 Qd1 49.Bg3 Kg5 50.a4 Kf5 51.Rf4+ Kg5 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.23"]
[White "Gascon Del Nogal, Jose Rafael"]
[Black "Martinez Romero, Martin"]
[Result "0-1"]
[WhiteElo "2206"]
[BlackElo "2368"]
[ECO "B85"]
[EventDate "2012.10.12"]
[PlyCount "96"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be3 a6 7.Be2 Be7 8.a4 O-O
9.O-O Nc6 10.f4 Qc7 11.Bf3 Bd7 12.Nb3 b6 13.g4 Bc8 14.g5 Nd7 15.Bg2 Re8 
16.Qh5 Nb4 17.Nd4 g6 18.Qh4 e5 19.fxe5 Nxe5 20.Nf3 Be6 21.Nxe5 dxe5 22.Qf2
Bc5 23.Bxc5 Qxc5 24.Qxc5 bxc5 25.Nd5 Bxd5 26.exd5 Rad8 27.Rf6 e4 28.Re1 
Nxd5 29.Rxa6 Nb4 30.Rf6 e3 31.c3 Nd3 32.Re2 Nc1 33.Re1 e2 34.Bf3 Rd2 35.a5
Nd3 36.Rxe2 Rexe2 37.Bxe2 Rxe2 38.Rd6 Re1+ 39.Kg2 Nxb2 40.Rc6 c4 41.a6 Ra1
42.Kf3 Nd1 43.Ke4 Nxc3+ 44.Kd4 Nb5+ 45.Kxc4 Nc7 46.Kb4 Nxa6+ 47.Kb5 Rh1 
48.Rc2 Nb8 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.24"]
[White "Kanefsck, Gustavo"]
[Black "Palmiotto, Marco Ivan"]
[Result "1/2-1/2"]
[WhiteElo "2358"]
[BlackElo "1985"]
[ECO "D75"]
[EventDate "2012.10.12"]
[PlyCount "48"]

1.d4 Nf6 2.Nf3 g6 3.c4 Bg7 4.Nc3 d5 5.cxd5 Nxd5 6.g3 O-O 7.Bg2 c5 8.O-O 
cxd4 9.Nxd4 Nxc3 10.bxc3 a6 11.Rb1 e5 12.Nb3 Qc7 13.Ba3 Rd8 14.Qc1 Bf5 15.
e4 Bc8 16.Qe3 b6 17.Rfd1 Nc6 18.Nd2 b5 19.Bc5 Rb8 20.a4 Bg4 21.f3 Be6 22.
axb5 axb5 23.Bf1 Na5 24.Bb4 Nc4 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.25"]
[White "Matamoros Franco, Carlos"]
[Black "Bouwman, Marcelo Wanderley"]
[Result "1-0"]
[WhiteElo "2534"]
[BlackElo "2233"]
[ECO "A10"]
[EventDate "2012.10.12"]
[PlyCount "87"]

1.Nf3 e6 2.c4 f5 3.g3 Nf6 4.Bg2 d5 5.O-O c6 6.d3 Bc5 7.Qc2 Qe7 8.b3 O-O 9.
Bb2 Nbd7 10.Nbd2 e5 11.cxd5 Nxd5 12.a3 Bd6 13.e4 fxe4 14.Nxe4 Bc7 15.Rae1 
N7f6 16.Nxe5 Bxe5 17.Nxf6+ Nxf6 18.Rxe5 Qd6 19.Rfe1 Bd7 20.Qc4+ Kh8 21.Qd4
Qxd4 22.Bxd4 a6 23.Re7 Rae8 24.b4 Kg8 25.Bxf6 gxf6 26.d4 Rxe7 27.Rxe7 Rf7 
28.Rxf7 Kxf7 29.d5 Ke7 30.dxc6 bxc6 31.Bf1 Bc8 32.f4 Kd6 33.Kf2 c5 34.Ke3 
cxb4 35.axb4 Kd5 36.Be2 h6 37.g4 Kc6 38.Kd4 Kb6 39.Kd5 Bd7 40.h4 Bb5 41.
Bxb5 a5 42.g5 fxg5 43.fxg5 hxg5 44.hxg5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.26"]
[White "Anino, Sergio"]
[Black "Barbosa, Evandro Amorim"]
[Result "0-1"]
[WhiteElo "2226"]
[BlackElo "2427"]
[ECO "D85"]
[EventDate "2012.10.12"]
[PlyCount "58"]

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.Qb3 Nxc3 6.bxc3 Bg7 7.Ba3 O-O 8.
Rd1 b6 9.Nf3 Bb7 10.h4 c5 11.d5 Nd7 12.e4 Nf6 13.Qc2 e6 14.dxe6 Qe7 15.Ng5
Nxe4 16.Rd7 Bxc3+ 17.Qxc3 Qxd7 18.Nxe4 Qxe6 19.f3 Bxe4 20.fxe4 Qxe4+ 21.
Kf2 Rad8 22.Bb2 Qf4+ 23.Kg1 f6 24.Rh3 Kg7 25.h5 gxh5 26.Rxh5 Rd1 27.Rxh7+ 
Kxh7 28.Qc2+ Kg7 29.Qxd1 Qe3+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.27"]
[White "Contreras Rodriguez, Henry"]
[Black "Lujan, Carolina"]
[Result "1-0"]
[WhiteElo "2220"]
[BlackElo "2379"]
[ECO "B43"]
[EventDate "2012.10.12"]
[PlyCount "97"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Nc3 b5 6.g3 Bb7 7.Bg2 Nf6 8.O-O b4 
9.Na4 Bxe4 10.Bxe4 Nxe4 11.Re1 Nc5 12.c3 Nxa4 13.Qxa4 Qb6 14.Be3 Bc5 15.
Nxe6 fxe6 16.Bxc5 Qxc5 17.Rxe6+ Kd8 18.cxb4 Qf5 19.Re2 Nc6 20.Rd1 Kc7 21.
Red2 Rhd8 22.h3 Qe4 23.Rc1 Kb7 24.Qd1 Kc7 25.Rd4 Qe6 26.Qd3 g6 27.a4 Kb7 
28.Rd6 Qf5 29.Qd2 Ne5 30.Qe3 Nc6 31.Rc5 Re8 32.Rxf5 Rxe3 33.Rxd7+ Kc8 34.
Rff7 Re1+ 35.Kg2 Ne5 36.Rc7+ Kd8 37.Rxh7 Rb8 38.Rcg7 Nc6 39.Rxg6 Ne7 40.
Rxa6 Rxb4 41.Ra7 Ke8 42.h4 Rxb2 43.h5 Ree2 44.Kh3 Re5 45.f4 Re3 46.h6 Rb1 
47.Kg4 Rg1 48.Rhxe7+ Rxe7 49.h7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.28"]
[White "Zuriel, Marisa"]
[Black "Santiago, Yago de Moura"]
[Result "0-1"]
[WhiteElo "2217"]
[BlackElo "2364"]
[ECO "B76"]
[EventDate "2012.10.12"]
[PlyCount "82"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 Nc6 8.Qd2 
O-O 9.O-O-O d5 10.Qe1 e5 11.Nxc6 bxc6 12.exd5 Nxd5 13.Bc4 Be6 14.Ne4 Qc7 
15.Bc5 Rfd8 16.Qh4 h6 17.g4 Nf4 18.Bxe6 Nxe6 19.Bd6 Qa5 20.a3 Nd4 21.Bb4 
Qd5 22.c3 Qc4 23.Kb1 Ne6 24.Qf2 Nf4 25.Nd6 Qe6 26.h4 a5 27.Bc5 Rab8 28.Ba7
Ra8 29.Bc5 Rd7 30.Rd2 Rad8 31.Rhd1 Bf8 32.Ne4 Nd3 33.Rxd3 Rxd3 34.Rxd3 
Rxd3 35.Bxf8 Kxf8 36.g5 hxg5 37.hxg5 Kg7 38.Qe2 Rd8 39.Qa6 Qb3 40.Nf2 Rd2 
41.Nd3 Qc2+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.29"]
[White "Toth, Christian Endre"]
[Black "Paniagua Chnelik, Sebastian"]
[Result "1-0"]
[WhiteElo "2357"]
[BlackElo "2204"]
[ECO "E05"]
[EventDate "2012.10.12"]
[PlyCount "77"]

1.d4 d5 2.c4 e6 3.Nf3 Nf6 4.g3 Be7 5.Bg2 O-O 6.O-O dxc4 7.Qc2 b5 8.a4 b4 
9.Qxc4 Ba6 10.Qc2 Bb7 11.Bg5 Nbd7 12.Rd1 c5 13.Ne5 Bxg2 14.Kxg2 Rc8 15.Qb3
cxd4 16.Rxd4 Nc5 17.Qd1 Qc7 18.Nf3 e5 19.Rc4 Rfd8 20.Qc2 Qb7 21.Bxf6 b3 
22.Qc1 Bxf6 23.Rxc5 e4 24.Nbd2 exf3+ 25.Nxf3 Rxc5 26.Qxc5 Bxb2 27.Rb1 Bf6 
28.Kg1 Qe4 29.Rxb3 Qxe2 30.Kg2 Rd1 31.Rb8+ Bd8 32.Qb5 Qe6 33.Qe5 Qd7 34.
Qe4 f6 35.Rb7 Qd6 36.Qe8+ Qf8 37.Qe6+ Kh8 38.Rxa7 Rd6 39.Rf7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.30"]
[White "De Dovitiis, Alejo"]
[Black "Pardo Agudelo, Alejandro"]
[Result "1-0"]
[WhiteElo "2348"]
[BlackElo "2181"]
[ECO "B90"]
[EventDate "2012.10.12"]
[PlyCount "75"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.h3 e6 7.g4 Be7 8.Bg2 O-O 
9.Be3 Nc6 10.O-O Nxd4 11.Qxd4 e5 12.Qd2 Be6 13.a4 Rc8 14.a5 Qc7 15.Rfc1 h6
16.Na4 Qb8 17.Nb6 Rc6 18.c4 Nh7 19.b4 Bg5 20.Bf1 Qd8 21.Rd1 Nf6 22.Bxg5 
hxg5 23.Qxg5 Rxb6 24.axb6 Qxb6 25.Qe3 Qxe3 26.fxe3 Nxe4 27.Bg2 f5 28.Rac1 
Rd8 29.c5 d5 30.c6 bxc6 31.Rxc6 Kf7 32.Rc7+ Kf6 33.Bxe4 fxe4 34.Rf1+ Kg6 
35.Rc6 Re8 36.Rf5 d4 37.Rxe5 Kf6 38.exd4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.31"]
[White "Ferro, Ezequiel"]
[Black "Leiva, Giuseppe"]
[Result "1/2-1/2"]
[WhiteElo "2214"]
[BlackElo "2321"]
[ECO "E46"]
[EventDate "2012.10.12"]
[PlyCount "115"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Ne2 d5 6.a3 Be7 7.cxd5 exd5 8.g3 c6 
9.Bg2 Na6 10.O-O Nc7 11.f3 c5 12.dxc5 Bxc5 13.b4 Be7 14.Nf4 b6 15.Rf2 Bb7 
16.Rd2 a5 17.Rb1 axb4 18.axb4 Qb8 19.g4 Bd6 20.Nce2 Ne6 21.Rc2 Rd8 22.Nxe6
fxe6 23.h3 e5 24.Ng3 g6 25.g5 Ne8 26.h4 Ng7 27.Rd2 Qc7 28.Qb3 Qc4 29.Qxc4 
dxc4 30.Ne4 Be7 31.f4 Rxd2 32.Bxd2 Ra2 33.Nf6+ Bxf6 34.Bxb7 Rxd2 35.gxf6 
c3 36.Be4 c2 37.Bxc2 Rxc2 38.fxg7 exf4 39.exf4 Kxg7 40.h5 gxh5 41.Rd1 Rc4 
42.Rd7+ Kg8 43.f5 Rxb4 44.Rb7 Rb2 45.f6 h6 46.Kf1 h4 47.Kg1 h3 48.Kh1 b5 
49.Kg1 b4 50.Kh1 b3 51.Kg1 Rg2+ 52.Kh1 Rb2 53.Kg1 h2+ 54.Kh1 Kf8 55.Rh7 
Kg8 56.Rg7+ Kh8 57.Rg8+ Kxg8 58.f7+ 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.32"]
[White "Abdalla, Luiz Guilherme Aurelli"]
[Black "Mackeprang, Luis"]
[Result "1-0"]
[WhiteElo "2316"]
[BlackElo "2145"]
[ECO "E94"]
[EventDate "2012.10.12"]
[PlyCount "123"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 Nbd7 7.O-O e5 8.Qc2 
exd4 9.Nxd4 Re8 10.Bg5 h6 11.Be3 Nc5 12.f3 a5 13.Rad1 Qe7 14.Rfe1 Bd7 15.
Bf1 Rad8 16.Ncb5 Bc8 17.Qd2 c6 18.Na3 Nfxe4 19.fxe4 Nxe4 20.Qc1 g5 21.Nac2
f5 22.Bd3 c5 23.Nf3 Qf6 24.Bxe4 Rxe4 25.b3 b6 26.Bf2 Rxe1+ 27.Rxe1 f4 28.
Qd2 Bb7 29.Qe2 Kf7 30.Na3 Bc6 31.Nd2 Re8 32.Qh5+ Qg6 33.Qxg6+ Kxg6 34.Rxe8
Bxe8 35.Ne4 Be5 36.Nb5 Bxb5 37.cxb5 Kf5 38.Nd2 d5 39.Kf1 g4 40.Ke2 h5 41.
Bh4 Bc7 42.Kd3 Ke6 43.Nb1 Kd7 44.Nc3 Kd6 45.g3 f3 46.Nd1 a4 47.bxa4 c4+ 
48.Kc3 Ke6 49.Bg5 Be5+ 50.Kc2 h4 51.Bxh4 Bd4 52.Kd2 c3+ 53.Kd3 c2 54.Kxc2 
f2 55.Nxf2 Bxf2 56.Kd3 Bg1 57.Ke2 Kd6 58.Bg5 Bc5 59.Bd2 Bg1 60.a5 bxa5 61.
Bxa5 Kc5 62.a4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.33"]
[White "Fiori, Alberto Nicolas"]
[Black "Estrada Nieto, Julian"]
[Result "0-1"]
[WhiteElo "2159"]
[BlackElo "2310"]
[ECO "C99"]
[EventDate "2012.10.12"]
[PlyCount "56"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 
9.h3 Na5 10.Bc2 c5 11.d4 Qc7 12.Nbd2 cxd4 13.cxd4 Bd7 14.Nf1 Rac8 15.Ne3 
Nc6 16.dxe5 dxe5 17.Bb3 Na5 18.Bd5 Nc6 19.Bd2 Qb8 20.Bc3 Bd6 21.a3 Ne7 22.
Bb3 Nxe4 23.Bxe5 Bxe5 24.Qxd7 Nc5 25.Qxe7 Bf6 26.Nd5 Bxe7 27.Nxe7+ Kh8 28.
Nxc8 Nxb3 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.34"]
[White "Arcos Facio, Mateo"]
[Black "Reis, Renan do Carmo"]
[Result "0-1"]
[WhiteElo "2174"]
[BlackElo "2306"]
[ECO "B92"]
[EventDate "2012.10.12"]
[PlyCount "122"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 e5 7.Nb3 Be7 8.O-O 
O-O 9.Be3 Be6 10.Nd5 Nxd5 11.exd5 Bf5 12.Qd2 Nd7 13.Na5 Qc7 14.c4 Bg6 15.
b4 f5 16.f4 Bf6 17.Rac1 b6 18.Nc6 Rae8 19.g3 exf4 20.gxf4 Bf7 21.Bf3 g6 
22.a4 Bg7 23.Qf2 h6 24.Kh1 Kh7 25.Rg1 Bf6 26.Rg2 Rg8 27.Rcg1 Bh4 28.Qxh4 
Rxe3 29.Bh5 b5 30.Ne7 Qd8 31.Bxg6+ Bxg6 32.Rxg6 Rxg6 33.Nxg6 Qe8 34.Qf2 
Qe4+ 35.Qg2 Qxg2+ 36.Kxg2 Re4 37.axb5 Kxg6 38.Kf3+ Kf7 39.bxa6 Rxc4 40.Ra1
Nb6 41.a7 Na8 42.Ra6 Rc3+ 43.Kf2 Ke7 44.Rc6 Rxc6 45.dxc6 d5 46.Ke3 Kd6 47.
Kd4 Nc7 48.Kd3 Kxc6 49.b5+ Kxb5 50.Kd4 Kc6 51.Ke5 Kc5 52.Kxf5 d4 53.Kg6 d3
54.f5 d2 55.f6 d1=Q 56.f7 Qd6+ 57.Kg7 Ne6+ 58.Kf6 Nc7+ 59.Kg7 Qe7 60.Kg8 
Qg5+ 61.Kh8 Qf6+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.35"]
[White "Pichot, Alan"]
[Black "Benedetti, Julio"]
[Result "1-0"]
[WhiteElo "2300"]
[BlackElo "2117"]
[ECO "B72"]
[EventDate "2012.10.12"]
[PlyCount "111"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be2 Bg7 7.Be3 Nc6 8.Nb3 
Be6 9.f4 O-O 10.g4 Na5 11.f5 Bc4 12.Nxa5 Bxe2 13.Qxe2 Qxa5 14.O-O-O Rfc8 
15.Bd4 e5 16.fxe6 fxe6 17.e5 dxe5 18.Bxe5 Rc6 19.Rhf1 Rf8 20.g5 Ne8 21.
Rxf8+ Kxf8 22.Qf3+ Ke7 23.Bxg7 Qxg5+ 24.Kb1 Nxg7 25.Ne4 Qe5 26.Qd3 Qc7 27.
Qh3 Nh5 28.Qa3+ Kf7 29.Nd6+ Kg8 30.Nb5 Qf7 31.Nxa7 Ra6 32.Qc5 Nf6 33.Rf1 
Kg7 34.Nb5 e5 35.Nc3 e4 36.a3 Re6 37.h4 Qe7 38.Qe3 Qd6 39.h5 Nxh5 40.Nxe4 
Qe5 41.Qf3 Nf6 42.Nxf6 Qxf6 43.Qxb7+ Qe7 44.Qxe7+ Rxe7 45.b4 h5 46.c4 h4 
47.b5 g5 48.b6 h3 49.c5 Rb7 50.a4 g4 51.Rf4 g3 52.Rg4+ Kf7 53.Rxg3 Ke6 54.
Rxh3 Kd5 55.Rc3 Kc6 56.a5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.36"]
[White "Souza Neves, Andrey"]
[Black "Supi, Luis Paulo"]
[Result "0-1"]
[WhiteElo "2147"]
[BlackElo "2287"]
[ECO "B30"]
[EventDate "2012.10.12"]
[PlyCount "128"]

1.e4 c5 2.Nf3 Nc6 3.d3 g6 4.g3 Bg7 5.Bg2 e5 6.O-O Nge7 7.c4 O-O 8.Nc3 d6 
9.a3 f5 10.exf5 Bxf5 11.Nh4 Be6 12.Bg5 Qd7 13.Nd5 Bg4 14.b4 Nxd5 15.Bxd5+ 
Be6 16.Rb1 Rab8 17.Qa4 cxb4 18.axb4 b5 19.Bxe6+ Qxe6 20.cxb5 Nd4 21.Be3 
Ne2+ 22.Kh1 Qd5+ 23.Ng2 Nc3 24.Qb3 Qxb3 25.Rxb3 Nxb5 26.Rc1 Rfc8 27.Rbb1 
Kf7 28.Ne1 Ke6 29.Nf3 h6 30.Nd2 Kd7 31.Rc4 d5 32.Rg4 Rc6 33.Bc5 h5 34.Rh4 
Bf6 35.Rh3 a5 36.g4 a4 37.gxh5 gxh5 38.Rxh5 a3 39.Nb3 Rh8 40.Rf5 Rh3 41.
Be3 Ke6 42.Kg2 Kxf5 43.Kxh3 Rc3 44.Nc1 e4 45.d4 Bxd4 46.Ne2 Be5 47.Nxc3 
Bxc3 48.Rd1 a2 49.Rxd5+ Ke6 50.Rd1 Na3 51.Bc5 Ke5 52.b5 Nxb5 53.Kg3 Nd4 
54.Bxd4+ Bxd4 55.Kg4 a1=Q 56.Rxa1 Bxa1 57.h4 Bd4 58.Kg3 Kf5 59.h5 Bg7 60.
Kg2 Bh6 61.Kg3 Kg5 62.f3 e3 63.f4+ Kxh5 64.Kf3 Bxf4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.37"]
[White "Pineiro, Dario"]
[Black "Tokman, Ariel"]
[Result "1/2-1/2"]
[WhiteElo "2141"]
[BlackElo "2283"]
[ECO "A15"]
[EventDate "2012.10.12"]
[PlyCount "123"]

1.c4 Nf6 2.g3 d6 3.Bg2 Nbd7 4.Nc3 e5 5.Nf3 c6 6.O-O Be7 7.Rb1 O-O 8.b4 d5 
9.b5 d4 10.bxc6 bxc6 11.Na4 Qc7 12.d3 Ba6 13.Bd2 h6 14.Qc2 c5 15.Nh4 Rae8 
16.Nf5 Bd8 17.Qc1 Re6 18.e3 Bc8 19.exd4 cxd4 20.c5 Ra6 21.Rb4 Nb8 22.Nxd4 
exd4 23.Bf4 Qd7 24.Bxb8 Nd5 25.Rxd4 Bb7 26.c6 Qxc6 27.Bxd5 Qxc1 28.Rxc1 
Bxd5 29.Rxd5 Rxa4 30.Bd6 Re8 31.Rc8 Kh7 32.Kg2 Rxa2 33.Bc5 Rc2 34.d4 Ree2 
35.Rf5 Bf6 36.Ra8 Kg6 37.Rf3 Ra2 38.Rxa7 Rxa7 39.Bxa7 Rd2 40.Rf4 Bg5 41.
Re4 f5 42.Re5 h5 43.h4 Bh6 44.d5 Kf6 45.Bb8 g6 46.Re6+ Kf7 47.Re1 Rxd5 48.
Bc7 Rd3 49.Be5 Bf8 50.Bf4 Bc5 51.Rc1 Be7 52.Re1 Rc3 53.Re2 Rc4 54.Kf3 Bc5 
55.Kg2 Rc3 56.Be5 Rb3 57.Bf4 Be7 58.Bc1 Bd6 59.Bg5 Rd3 60.Re1 Rd4 61.Kf3 
Rd3+ 62.Kg2 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.38"]
[White "Paveto, Kevin"]
[Black "Arango, Andres Mauricio"]
[Result "1-0"]
[WhiteElo "2282"]
[BlackElo "2140"]
[ECO "B40"]
[EventDate "2012.10.12"]
[PlyCount "49"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Bd3 Nc6 6.Nxc6 bxc6 7.O-O d5 8.Nd2
Be7 9.Qe2 O-O 10.c4 a5 11.b3 a4 12.Bb2 Qb6 13.cxd5 cxd5 14.exd5 Nxd5 15.
Nc4 Qa7 16.Rac1 axb3 17.axb3 Qb8 18.Be4 Rd8 19.Ne5 Bb7 20.Bxh7+ Kf8 21.Qh5
g6 22.Qh6+ Ke8 23.Bxg6 Bf6 24.Bxf7+ Ke7 25.Ng6+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.39"]
[White "Borja Avila, Raul"]
[Black "Cerda Albornoz, Guillermo"]
[Result "1-0"]
[WhiteElo "2140"]
[BlackElo "2267"]
[ECO "C26"]
[EventDate "2012.10.12"]
[PlyCount "119"]

1.Nc3 Nf6 2.e4 e5 3.Bc4 Bc5 4.Nf3 d6 5.h3 O-O 6.d3 a6 7.Bg5 c6 8.a4 Qe7 9.
O-O Be6 10.a5 Nbd7 11.Nd2 Rad8 12.Kh1 h6 13.Be3 d5 14.exd5 cxd5 15.Bxc5 
Nxc5 16.Ba2 d4 17.Ne2 Bxa2 18.Rxa2 Nd5 19.Ng3 g6 20.Re1 Qf6 21.Kg1 Rfe8 
22.Ra1 Qc6 23.Nf3 Nf4 24.b4 Na4 25.Qd2 Nc3 26.Ne4 Nxe4 27.Rxe4 f5 28.Nxe5 
Rxe5 29.Qxf4 Rxe4 30.dxe4 Qxe4 31.Qxh6 f4 32.Qg5 Rc8 33.Rd1 Kg7 34.Qg4 Rc7
35.Kh2 Qe5 36.f3 Qd6 37.Re1 Re7 38.Qh4 Re3 39.Rb1 Re2 40.b5 Qf6 41.Qg4 Qf5
42.bxa6 Qxg4 43.Rxb7+ Kh6 44.hxg4 Re6 45.Rb6 Re5 46.Rd6 Rxa5 47.Rxd4 Rxa6 
48.Rxf4 Ra3 49.Rc4 Re3 50.Rc5 Ra3 51.Kg3 Re3 52.Kf4 Re2 53.g5+ Kh7 54.g4 
Re1 55.Rc7+ Kg8 56.Kg3 Re2 57.c4 Re1 58.c5 Rg1+ 59.Kf4 Re1 60.Rc6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.40"]
[White "Fernandez, Maria Florencia"]
[Black "Gaitan, Juan Manuel"]
[Result "1/2-1/2"]
[WhiteElo "2138"]
[BlackElo "2266"]
[ECO "E54"]
[EventDate "2012.10.12"]
[PlyCount "46"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 d5 6.Nf3 c5 7.O-O cxd4 8.exd4 
dxc4 9.Bxc4 b6 10.a3 Bxc3 11.bxc3 Bb7 12.Bd3 Nbd7 13.Re1 Qc7 14.c4 Rfe8 
15.Ne5 Nxe5 16.Rxe5 Rad8 17.Rg5 e5 18.d5 b5 19.Qf3 Rd6 20.Qg3 g6 21.Rxe5 
bxc4 22.Rxe8+ Nxe8 23.Qe5 Qd7 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.41"]
[White "Santos, Haroldo Cunha dos"]
[Black "Cervetto, Esteban"]
[Result "1-0"]
[WhiteElo "2263"]
[BlackElo "2100"]
[ECO "A48"]
[EventDate "2012.10.12"]
[PlyCount "109"]

1.d4 Nf6 2.Nf3 g6 3.Bf4 Bg7 4.e3 d6 5.Be2 O-O 6.O-O Nfd7 7.h3 e5 8.Bh2 Qe7
9.c4 c6 10.Nc3 f5 11.Qb3 Kh8 12.Rad1 e4 13.Ne1 Na6 14.Qa3 Rf6 15.b4 Nf8 
16.c5 d5 17.b5 Nc7 18.Bd6 Qd8 19.Nc2 g5 20.f3 exf3 21.Bxf3 Ne8 22.Bg3 Ng6 
23.bxc6 bxc6 24.Nb4 Bd7 25.Bh5 f4 26.Bf2 Qc8 27.e4 Bxh3 28.Ncxd5 cxd5 29.
Qxh3 dxe4 30.Qxc8 Rxc8 31.Bg4 Rb8 32.Be1 Nc7 33.d5 Ne5 34.Be2 f3 35.gxf3 
exf3 36.Bd3 Rxb4 37.Bxb4 Nxd5 38.a3 Rf4 39.Bb5 Rg4+ 40.Kf2 Rg2+ 41.Ke1 
Nxb4 42.Rd8+ Bf8 43.axb4 Kg7 44.Re8 a6 45.Rxe5 axb5 46.Rxf3 g4 47.Rf4 g3 
48.Re8 Rg1+ 49.Rf1 Rxf1+ 50.Kxf1 Kf7 51.Re3 Bh6 52.c6 Bxe3 53.c7 Bd2 54.
c8=Q Bxb4 55.Qf5+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.42"]
[White "Perez Gormaz, Matias"]
[Black "Sanchez Sandoval, Gonzalo"]
[Result "1-0"]
[WhiteElo "2261"]
[BlackElo "2029"]
[ECO "B56"]
[EventDate "2012.10.12"]
[PlyCount "61"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.h3 e5 7.Nde2 Be6 8.f4 
Be7 9.g3 d5 10.f5 Bc8 11.exd5 Nb4 12.a3 Nbxd5 13.Nxd5 Qxd5 14.Qxd5 Nxd5 
15.Bg2 Nb6 16.O-O Bc5+ 17.Kh2 Nc4 18.Rf3 Nd6 19.f6 g6 20.Rd3 Nf5 21.Rd5 
Bd6 22.g4 e4+ 23.Bf4 Bxf4+ 24.Nxf4 Ne3 25.Re5+ Kf8 26.Bxe4 h5 27.Re1 Nc4 
28.Re7 hxg4 29.Bd5 g3+ 30.Kxg3 Nd6 31.Rxf7+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.43"]
[White "Brizzi, Victor Emmanuel"]
[Black "Mellano, Santiago"]
[Result "1/2-1/2"]
[WhiteElo "1930"]
[BlackElo "2242"]
[ECO "B06"]
[EventDate "2012.10.12"]
[PlyCount "77"]

1.e4 d6 2.f4 g6 3.Nf3 Bg7 4.Nc3 c6 5.Bc4 Nf6 6.e5 dxe5 7.fxe5 Nd5 8.Nxd5 
cxd5 9.Bb5+ Nc6 10.a4 Qb6 11.d4 a6 12.Be2 Bg4 13.c3 Bxf3 14.Bxf3 e6 15.Qe2
Na5 16.O-O Nc4 17.Qf2 O-O 18.Rb1 Na3 19.Ra1 Nc4 20.Bd1 f6 21.exf6 Rxf6 22.
Qe1 Rxf1+ 23.Qxf1 Rf8 24.Qe1 e5 25.b3 exd4 26.bxc4 dxc3+ 27.Be3 d4 28.Bf2 
Qb2 29.Bf3 c2 30.Rc1 d3 31.Be3 Re8 32.Kh1 Bh6 33.Bd5+ Kg7 34.Bxh6+ Kxh6 
35.Qd2+ Kg7 36.Rf1 Rf8 37.Re1 Re8 38.Rf1 Rf8 39.Re1 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.44"]
[White "Rioseco Pinochet, Fernan"]
[Black "Villegas, Franco"]
[Result "1/2-1/2"]
[WhiteElo "2236"]
[BlackElo "1852"]
[ECO "E08"]
[EventDate "2012.10.12"]
[PlyCount "163"]

1.Nf3 e6 2.c4 Nf6 3.g3 d5 4.Bg2 Be7 5.O-O O-O 6.d4 c6 7.Qc2 Nbd7 8.Rd1 
dxc4 9.Qxc4 Nb6 10.Qc2 Nbd5 11.Nc3 Qc7 12.e4 Nxc3 13.bxc3 c5 14.Bf4 Qb6 
15.Rab1 Qa6 16.d5 exd5 17.exd5 Rd8 18.Ne5 Nh5 19.d6 Rxd6 20.Bf1 Rxd1 21.
Qxd1 Qf6 22.Qxh5 g5 23.Bd3 gxf4 24.Qxh7+ Kf8 25.Re1 Be6 26.Bc4 fxg3 27.
hxg3 Qg7 28.Qe4 Bd6 29.Bxe6 Qxe5 30.Qxe5 Bxe5 31.Rxe5 Re8 32.Rxc5 Rxe6 33.
a4 Re7 34.Kg2 Ke8 35.Kf3 Kd7 36.g4 Kd6 37.Rc4 Re5 38.Kf4 b5 39.Rd4+ Ke6 
40.axb5 Rxb5 41.Ra4 a5 42.Ke4 f5+ 43.gxf5+ Rxf5 44.f4 Rc5 45.Kd3 Rf5 46.
Rd4 Rc5 47.Kc2 Rf5 48.Kb3 Rc5 49.c4 Rf5 50.Ka3 Rc5 51.Ka4 Rf5 52.Kb3 Rc5 
53.Kc3 Rf5 54.Kd3 Rc5 55.Re4+ Kf5 56.Re1 Kxf4 57.Kd4 Rc8 58.Kd5 Rd8+ 59.
Kc6 Rc8+ 60.Kb5 Rb8+ 61.Kxa5 Rc8 62.Kb5 Rb8+ 63.Kc5 Rc8+ 64.Kd4 Rd8+ 65.
Kc3 Rc8 66.Re7 Kf5 67.Rd7 Ke6 68.Rd5 Rb8 69.Kd4 Rc8 70.c5 Ke7 71.Rh5 Rc6 
72.Kd5 Rg6 73.c6 Kd8 74.Kc5 Rg1 75.Rh7 Kc8 76.Rf7 Rc1+ 77.Kd5 Rd1+ 78.Ke6 
Re1+ 79.Kd5 Rd1+ 80.Kc4 Rc1+ 81.Kb4 Rb1+ 82.Kc5 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.45"]
[White "Avila, Pedro Andres"]
[Black "Zuluaga Mancilla, Cesar"]
[Result "1/2-1/2"]
[WhiteElo "2145"]
[BlackElo "2394"]
[ECO "B28"]
[EventDate "2012.10.12"]
[PlyCount "80"]

1.e4 c5 2.Nf3 a6 3.c3 d6 4.d4 Nd7 5.Bd3 g6 6.Qe2 Bg7 7.O-O e5 8.dxc5 Nxc5 
9.Rd1 Ne7 10.Bc2 b5 11.a4 Nxa4 12.Bxa4 bxa4 13.Rxa4 Bb7 14.b3 O-O 15.Ba3 
Nc8 16.Nbd2 f5 17.Nc4 fxe4 18.Nxd6 Nxd6 19.Rxd6 exf3 20.Qc4+ Kh8 21.Rxd8 
Rfxd8 22.Qf1 fxg2 23.Qe2 Rd5 24.Rb4 Rd7 25.Rxb7 Rxb7 26.Bd6 Re8 27.b4 Rb6 
28.Bc5 Rbe6 29.Kxg2 e4 30.Qc4 h5 31.Be3 Kh7 32.Qb3 Rc6 33.c4 Rb8 34.b5 
axb5 35.cxb5 Rcc8 36.Qd5 Rd8 37.Qc6 Rdc8 38.Qd5 Rd8 39.Qc6 Rdc8 40.Qd5 Rd8
1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.46"]
[White "Salvatti, Diego"]
[Black "Della Morte, German"]
[Result "0-1"]
[WhiteElo "2112"]
[BlackElo "2346"]
[ECO "A26"]
[EventDate "2012.10.12"]
[PlyCount "90"]

1.c4 g6 2.Nc3 Bg7 3.g3 Nf6 4.Bg2 O-O 5.Nf3 d6 6.O-O e5 7.d3 Nc6 8.Rb1 Bf5 
9.Nd2 Qd7 10.b4 Bh3 11.b5 Nd8 12.Nb3 Bxg2 13.Kxg2 Ne6 14.e4 Ne8 15.Be3 f5 
16.f3 f4 17.Bd2 h5 18.Ne2 a6 19.a4 g5 20.gxf4 exf4 21.Nc3 axb5 22.axb5 Rf6
23.Kh1 Rg6 24.Rg1 c6 25.bxc6 bxc6 26.Qe2 Be5 27.Qf2 Qg7 28.Ne2 c5 29.Na5 
Nd8 30.Nb3 Ra2 31.d4 cxd4 32.Nexd4 Qa7 33.Rg2 Ng7 34.Ne2 Qc7 35.Rc1 Nge6 
36.Qf1 Rb2 37.Qd1 Nf7 38.Bc3 Bxc3 39.Rxc3 g4 40.Ned4 Rxg2 41.Kxg2 gxf3+ 
42.Kh1 f2 43.Ne2 Ne5 44.c5 f3 45.Ng3 h4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.47"]
[White "Chiari, Arthur Gontijo"]
[Black "Nina Campos, Miguel Angel"]
[Result "0-1"]
[WhiteElo "2098"]
[BlackElo "2298"]
[ECO "B45"]
[EventDate "2012.10.12"]
[PlyCount "138"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Nxc6 bxc6 7.e5 Nd5 8.Ne4
f5 9.exf6 Nxf6 10.Nd6+ Bxd6 11.Qxd6 Qb6 12.Be2 Qxf2+ 13.Kd1 Qxg2 14.Rf1 
Qd5+ 15.Qxd5 cxd5 16.Rg1 O-O 17.Bf4 Rf7 18.Bd3 a5 19.c3 Ne4 20.Be5 Nf2+ 
21.Kd2 Nxd3 22.Kxd3 Ba6+ 23.Ke3 g6 24.Rg5 Rc8 25.Rag1 Rc4 26.R1g4 a4 27.h4
Rxg4 28.Rxg4 Bc4 29.a3 Rf5 30.Rg5 Rf1 31.Rg4 Kf7 32.Kd4 Rf5 33.Bc7 Ke7 34.
Kc5 e5 35.Rg3 Ke6 36.Bd8 Bb3 37.Rg2 Rf8 38.Bg5 d6+ 39.Kb6 Kd7 40.Be3 Rb8+ 
41.Ka7 Rf8 42.Bg5 Kc7 43.Ka6 Kc6 44.Ka7 Bc4 45.Be3 Rf7+ 46.Kb8 Ba6 47.Rf2 
Rb7+ 48.Ka8 Rc7 49.Rf8 Rc8+ 50.Rxc8+ Bxc8 51.Kb8 Bf5 52.Bf2 Kb5 53.Kc7 Kc4
54.Kxd6 d4 55.cxd4 exd4 56.Ke5 d3 57.Be1 Kb3 58.Kd4 Kxb2 59.Bb4 Kc2 60.Ke3
h6 61.Ba5 g5 62.hxg5 hxg5 63.Bb4 g4 64.Ba5 g3 65.Kf3 d2 66.Bxd2 Kxd2 67.
Kxg3 Kc3 68.Kf4 Kb3 69.Ke3 Kxa3 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.48"]
[White "Crespo, Eugenio"]
[Black "Teixeira, Ricardo da Silva"]
[Result "1/2-1/2"]
[WhiteElo "2076"]
[BlackElo "2276"]
[ECO "C18"]
[EventDate "2012.10.12"]
[PlyCount "75"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 Ne7 5.a3 Bxc3+ 6.bxc3 c5 7.Qg4 Nf5 8.Bd3 h5
9.Qh3 cxd4 10.Bxf5 exf5 11.cxd4 Nc6 12.Ne2 b6 13.c3 Qd7 14.Nf4 Ba6 15.Qf3 
O-O-O 16.Nxh5 f6 17.Ng3 g6 18.exf6 Rhe8+ 19.Kd1 Na5 20.a4 Bc4 21.Bg5 Re6 
22.Bh6 Rde8 23.Bg7 Bb3+ 24.Kd2 Bc4 25.Rac1 Rc6 26.h4 Rc7 27.h5 gxh5 28.
Nxf5 Qe6 29.Ne3 Qf7 30.Nf5 Re6 31.Qf4 Qg6 32.Qf3 Rxf6 33.Bxf6 Qxf6 34.Qf4 
Rf7 35.Nd6+ Kd7 36.Qxf6 Rxf6 37.Nxc4 dxc4 38.Ke3 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.49"]
[White "Feliciano Ebert, Vanessa"]
[Black "Restuccia, Francisco"]
[Result "1-0"]
[WhiteElo "2268"]
[BlackElo "2118"]
[ECO "E81"]
[EventDate "2012.10.12"]
[PlyCount "61"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Bg5 c6 7.Qd2 a6 8.Nge2 b5 9.
Ng3 b4 10.Nd1 c5 11.d5 h5 12.Be2 Nbd7 13.O-O Nh7 14.Bh6 Bd4+ 15.Be3 Bg7 
16.f4 Ndf6 17.e5 Ng4 18.Bxg4 Bxg4 19.Nf2 Bc8 20.Nd3 h4 21.Nh1 e6 22.Nhf2 
exd5 23.cxd5 a5 24.exd6 c4 25.Ne5 Ba6 26.Rfe1 Qxd6 27.Ne4 Qd8 28.Nc6 Qd7 
29.Bd4 Bxd4+ 30.Qxd4 Rfe8 31.Nc5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.50"]
[White "Postolski, Javier"]
[Black "Tobares, Leandro"]
[Result "1/2-1/2"]
[WhiteElo "2006"]
[BlackElo "2261"]
[ECO "B31"]
[EventDate "2012.10.12"]
[PlyCount "95"]

1.e4 c5 2.Nf3 Nc6 3.Bb5 g6 4.O-O Bg7 5.Re1 Nf6 6.c3 O-O 7.d4 cxd4 8.cxd4 
d5 9.e5 Ne4 10.Nc3 Nxc3 11.bxc3 Qa5 12.Bxc6 bxc6 13.Bg5 Re8 14.Qb3 Bg4 15.
Qb4 Qc7 16.Nd2 a5 17.Qa3 a4 18.Rab1 h6 19.Bh4 Bf8 20.e6 Bxe6 21.Rxe6 fxe6 
22.Bg3 e5 23.Bxe5 Qd7 24.c4 Qf5 25.Rb7 Qc2 26.Qg3 dxc4 27.h4 c3 28.Qh3 Qf5
29.Qxc3 Qe6 30.Ne4 Red8 31.Qc2 Bg7 32.Nc5 Qf7 33.Nd7 Rdc8 34.Nb6 Bxe5 35.
Nxc8 Bf6 36.Nd6 Qg7 37.Qc4+ Kh7 38.Qxc6 Bxd4 39.Nc8 Bxf2+ 40.Kxf2 Qf8+ 41.
Qf3 Rxc8 42.Qxf8 Rxf8+ 43.Ke3 Re8 44.Rd7 Kg7 45.Ra7 Rc8 46.Ra6 Rc4 47.a3 
Kf7 48.h5 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.51"]
[White "Barea, Luis"]
[Black "San Martin Basualto, Epiro"]
[Result "0-1"]
[WhiteElo "2245"]
[BlackElo "2114"]
[ECO "A70"]
[EventDate "2012.10.12"]
[PlyCount "80"]

1.d4 e6 2.c4 Nf6 3.Nf3 c5 4.d5 exd5 5.cxd5 d6 6.Nc3 g6 7.e4 a6 8.a4 Bg4 9.
Be2 Bxf3 10.Bxf3 Bg7 11.Bf4 O-O 12.O-O Ne8 13.Qb3 Qc7 14.a5 Nd7 15.Na4 Rb8
16.Bd2 Qd8 17.Rab1 Nc7 18.Qd1 Nb5 19.b4 c4 20.Rc1 Rc8 21.Bg4 f5 22.exf5 
gxf5 23.Be2 Qh4 24.g3 Qh3 25.Be3 c3 26.Re1 Ne5 27.Nb6 Rce8 28.Nc4 Ng4 29.
Bxg4 fxg4 30.Qd3 Rf3 31.Qf1 Qh5 32.Nb6 Nd4 33.Bxd4 Bxd4 34.Rxe8+ Qxe8 35.
Qc4 Qe4 36.Qc8+ Rf8 37.Qe6+ Qxe6 38.dxe6 Rxf2 39.Kh1 Bxb6 40.axb6 c2 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.52"]
[White "Tapie Amione, Pablo Adib"]
[Black "Vazquez Massaro, Maximiliano"]
[Result "1-0"]
[WhiteElo "2240"]
[BlackElo "2112"]
[ECO "B30"]
[EventDate "2012.10.12"]
[PlyCount "123"]

1.e4 c5 2.Nf3 Nc6 3.Nc3 e5 4.Bc4 d6 5.d3 Be7 6.O-O Nf6 7.Ng5 O-O 8.f4 Bg4 
9.Qe1 exf4 10.Bxf4 Nd4 11.Qd2 h6 12.Nf3 Nxf3+ 13.gxf3 Bh3 14.Rfb1 Nh7 15.
Kh1 Ng5 16.Qe3 Be6 17.Nd5 Bxd5 18.Bxd5 Qd7 19.Rg1 Kh7 20.Rg2 Nh3 21.Bg3 
Bf6 22.c3 g5 23.Rf1 Be5 24.d4 cxd4 25.cxd4 Bf4 26.Qd3 Kh8 27.Bb3 Rac8 28.
Bc2 f6 29.Re2 Rc7 30.Kg2 h5 31.e5 fxe5 32.Qg6 h4 33.Qh6+ Kg8 34.Bb3+ d5 
35.Qg6+ Kh8 36.Rxe5 Rc6 37.Qh5+ Kg7 38.Rxd5 Qc8 39.Re1 Rc7 40.Rc5 Rh8 41.
Qg4 Qxg4 42.Rxc7+ Bxc7 43.fxg4 hxg3 44.Re7+ Kg6 45.Rxc7 Nf4+ 46.Kxg3 Rh3+ 
47.Kf2 Rxh2+ 48.Kf3 Rxb2 49.Rxb7 Rd2 50.Rd7 Kf6 51.Bc4 Rc2 52.Rf7+ Kg6 53.
Rc7 Kf6 54.Rc6+ Kg7 55.Ke4 Ng6 56.Rc7+ Kh6 57.d5 Rf2 58.d6 Rf4+ 59.Kd5 Rf2
60.Bd3 Rd2 61.Kd4 Nf4 62.Rh7# 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.53"]
[White "Batista, Gerson Peres"]
[Black "Santopietro, Gerardo"]
[Result "1/2-1/2"]
[WhiteElo "2233"]
[BlackElo "2006"]
[ECO "B40"]
[EventDate "2012.10.12"]
[PlyCount "45"]

1.e4 c5 2.Nf3 e6 3.c4 Nc6 4.Nc3 d6 5.d4 cxd4 6.Nxd4 a6 7.Be2 Nge7 8.O-O 
Nxd4 9.Qxd4 Nc6 10.Qd2 Be7 11.b3 O-O 12.Bb2 Qb6 13.Rad1 Qc7 14.f4 b6 15.
Kh1 Rd8 16.Rf3 Bb7 17.Rg3 Bf8 18.Qe3 Ne7 19.f5 exf5 20.Nd5 Bxd5 21.exd5 
Ng6 22.Qf3 f4 23.Rh3 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.54"]
[White "Lingua, Alejo"]
[Black "Sperb, Eduardo Quintana"]
[Result "1-0"]
[WhiteElo "2232"]
[BlackElo "2040"]
[ECO "B40"]
[EventDate "2012.10.12"]
[PlyCount "56"]

1.e4 c5 2.Nf3 e6 3.b3 d5 4.exd5 exd5 5.Bb5+ Bd7 6.Bxd7+ Qxd7 7.O-O Nc6 8.
d4 O-O-O 9.Bb2 Nf6 10.Na3 Rg8 11.Re1 h5 12.Ne5 Nxe5 13.dxe5 Ne8 14.Qf3 Nc7
15.Rad1 Ne6 16.Nc4 g6 17.Nd6+ Bxd6 18.Rxd5 Ng5 19.Qd1 Rde8 20.Rxd6 Qe7 21.
Re3 Ne6 22.Red3 Rd8 23.g3 h4 24.Qg4 hxg3 25.hxg3 Kb8 26.Qa4 Qc7 27.Bc1 Nd4
28.Bg5 Rxd6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.55"]
[White "Heinecke, Lucas"]
[Black "Assumpcao, Roberto"]
[Result "0-1"]
[WhiteElo "1978"]
[BlackElo "2218"]
[ECO "A39"]
[EventDate "2012.10.12"]
[PlyCount "136"]

1.Nf3 Nf6 2.c4 c5 3.Nc3 Nc6 4.g3 g6 5.Bg2 Bg7 6.O-O O-O 7.d4 cxd4 8.Nxd4 
a6 9.c5 h6 10.Nb3 b5 11.cxb6 Qxb6 12.Be3 Qc7 13.h3 Rb8 14.Rc1 d6 15.Qd2 
Bb7 16.Bxh6 Qd7 17.Bxg7 Kxg7 18.e4 Rh8 19.Nd5 Nh7 20.Nd4 f6 21.Nxc6 Bxc6 
22.Rc3 Rhc8 23.Rfc1 Bxd5 24.exd5 Rxc3 25.Qxc3 Kf7 26.b3 Nf8 27.Qc6 Qa7 28.
Qc7 Rb7 29.Qd8 Rb8 30.Qa5 Rb5 31.Qa4 Nd7 32.Qh4 Kg7 33.Rc8 Nf8 34.Bf1 Rxd5
35.Qb4 Rf5 36.Qd2 Ne6 37.h4 Nd4 38.Bg2 Re5 39.Rc4 Nf5 40.Kf1 d5 41.Rg4 Qd7
42.Bf3 d4 43.h5 g5 44.Re4 Rxe4 45.Bxe4 e5 46.g4 Nd6 47.Qe2 Qb5 48.f3 Qc5 
49.Qxa6 Qc1+ 50.Ke2 Qb2+ 51.Kd1 Qa1+ 52.Kc2 Qc3+ 53.Kb1 Qe1+ 54.Kb2 Qc3+ 
55.Ka3 Qc5+ 56.Ka4 Nxe4 57.Qb7+ Kf8 58.fxe4 d3 59.h6 Qd4+ 60.Ka3 Qc5+ 61.
Ka4 Qd4+ 62.Kb5 d2 63.Qc8+ Ke7 64.h7 d1=Q 65.h8=Q Qe2+ 66.Qc4 Qd7+ 67.Kb6 
Qe3+ 68.Qc5+ Qd6+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.56"]
[White "Sampaio, Leonardo de Souza Prallon"]
[Black "Arias, Juan Carlos"]
[Result "1-0"]
[WhiteElo "1976"]
[BlackElo "2215"]
[ECO "B31"]
[EventDate "2012.10.12"]
[PlyCount "101"]

1.e4 c5 2.Nf3 Nc6 3.Bb5 g6 4.c3 Nf6 5.e5 Nd5 6.O-O Bg7 7.d4 cxd4 8.cxd4 
O-O 9.Nc3 Nxc3 10.bxc3 d5 11.exd6 Qxd6 12.a4 a6 13.Ba3 Qc7 14.Bxc6 bxc6 
15.Re1 Bf6 16.Ne5 Be6 17.Qf3 Rac8 18.Qg3 Rfd8 19.Bc5 a5 20.Rab1 Rb8 21.
Rxb8 Rxb8 22.Nxc6 Qxg3 23.hxg3 Rb3 24.Rc1 Bd7 25.Nxa5 Rb8 26.Ra1 e5 27.Nc4
exd4 28.cxd4 Rc8 29.Nb6 Rxc5 30.dxc5 Bxa1 31.Nxd7 Bc3 32.Kf1 f5 33.Ke2 Kf7
34.f4 Ke6 35.Ne5 g5 36.c6 Ba5 37.Nc4 Bc7 38.fxg5 Kd5 39.Ne3+ Kxc6 40.Kf3 
Kc5 41.Nxf5 Kb4 42.Ne3 Kxa4 43.Nd5 Bd8 44.Nf6 h6 45.Kg4 hxg5 46.Kxg5 Kb5 
47.Kf5 Be7 48.g4 Bf8 49.g5 Kc6 50.Ke6 Bb4 51.g6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.57"]
[White "Fiora, Emilio"]
[Black "Caceres Vasquez, Sergio"]
[Result "0-1"]
[WhiteElo "1954"]
[BlackElo "2213"]
[ECO "B48"]
[EventDate "2012.10.12"]
[PlyCount "127"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Qc7 6.Be3 a6 7.Qd2 Nf6 8.f3 
Ne5 9.O-O-O Bb4 10.Bf4 d6 11.Kb1 O-O 12.a3 Bxc3 13.Qxc3 Qxc3 14.bxc3 Nh5 
15.Bg5 Nf6 16.Be2 h6 17.Bf4 Rd8 18.Nb3 Rd7 19.Na5 Kf8 20.c4 b6 21.Bxe5 
dxe5 22.Nc6 Rxd1+ 23.Rxd1 Nd7 24.Nb4 Ke8 25.Kb2 a5 26.Nd3 Ba6 27.Kb3 Rc8 
28.Nb2 Nc5+ 29.Kc3 Ke7 30.Rb1 Nd7 31.Kd2 f6 32.Ke3 Kd6 33.Na4 Kc6 34.Bd3 
Rb8 35.Kd2 Nc5 36.Nxc5 Kxc5 37.Kc3 Rd8 38.g3 Rd4 39.f4 exf4 40.gxf4 Bxc4 
41.Rg1 Bxd3 42.cxd3 Rd7 43.a4 b5 44.axb5 Kxb5 45.Rb1+ Kc5 46.Ra1 Ra7 47.
d4+ Kb5 48.Rb1+ Kc6 49.Ra1 g5 50.fxg5 fxg5 51.Kc4 a4 52.Ra3 g4 53.Kb4 h5 
54.Kc4 h4 55.Kb4 Rb7+ 56.Kc4 Rb2 57.Rxa4 Rxh2 58.d5+ exd5+ 59.exd5+ Kd6 
60.Kd3 g3 61.Ke3 g2 62.Kf2 h3 63.Ra1 Rh1 64.Rg1 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.58"]
[White "Moyses Sobrinho, Elias"]
[Black "Toniutti, Ezio"]
[Result "0-1"]
[BlackElo "2162"]
[ECO "A20"]
[EventDate "2012.10.12"]
[PlyCount "52"]

1.c4 e5 2.d3 Nc6 3.Nf3 g6 4.g3 Bg7 5.Bg2 Nge7 6.O-O O-O 7.Nc3 d6 8.Bd2 h6 
9.Rb1 a5 10.a3 Be6 11.b4 axb4 12.axb4 Qd7 13.b5 Nd8 14.e4 c5 15.Ra1 Rxa1 
16.Qxa1 f5 17.Qa4 f4 18.Nd5 Nxd5 19.cxd5 Bg4 20.Ba5 Nf7 21.Nd2 Be2 22.Re1 
Bxd3 23.Nc4 Ng5 24.Nb2 Bxb5 25.Qd1 f3 26.Bf1 Nh3+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.59"]
[White "Mahia, Gustavo"]
[Black "Maldonado, Federico"]
[Result "1-0"]
[WhiteElo "2409"]
[BlackElo "1973"]
[ECO "B06"]
[EventDate "2012.10.12"]
[PlyCount "105"]

1.d4 g6 2.e4 Bg7 3.h4 d6 4.h5 gxh5 5.Nc3 c5 6.dxc5 dxc5 7.Qxd8+ Kxd8 8.
Nge2 e6 9.Be3 b6 10.O-O-O+ Ke7 11.Rxh5 Nc6 12.Bf4 f6 13.Bd6+ Kf7 14.Bg3 
Ba6 15.a4 Nge7 16.Nb5 Bxb5 17.axb5 Ne5 18.Nc3 Rad8 19.Rxd8 Rxd8 20.Rxh7 
Kg6 21.Rh4 Bh6+ 22.f4 Nd7 23.Kb1 e5 24.f5+ Kg7 25.Bc4 Bg5 26.Rh5 Rh8 27.
Rxh8 Kxh8 28.Be6 Nb8 29.Nd5 Nxd5 30.exd5 Kg7 31.d6 Kf8 32.c4 Ke8 33.Kc2 
Nd7 34.Kd3 Nb8 35.Ke4 a6 36.Kd5 Kd8 37.Bf2 axb5 38.cxb5 Nd7 39.Kc6 Nf8 40.
Kxb6 e4 41.Kxc5 Nd7+ 42.Kd4 Bf4 43.Kd5 e3 44.Be1 e2 45.Ba5+ Ke8 46.g4 Be3 
47.Ke4 Bc5 48.Bc4 Bxd6 49.Bxe2 Ke7 50.Kd5 Bf4 51.Bc3 Bg5 52.Kc6 Ne5+ 53.
Kc7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.60"]
[White "Leskovar, Matias"]
[Black "Epelboin, Matias"]
[Result "1/2-1/2"]
[WhiteElo "2283"]
[BlackElo "1941"]
[ECO "C68"]
[EventDate "2012.10.12"]
[PlyCount "69"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6 dxc6 5.O-O Qf6 6.d4 exd4 7.Bg5 Qd6 8.
Nxd4 f6 9.Bh4 Bd7 10.Bg3 Qb4 11.Nb3 O-O-O 12.Nc3 h5 13.Qe2 h4 14.a3 Qe7 
15.Bf4 g5 16.Be3 Nh6 17.Nc5 Ng4 18.Nxd7 Qxd7 19.Rad1 Qe6 20.Rxd8+ Kxd8 21.
f4 Nxe3 22.Qxe3 Qc4 23.Rd1+ Kc8 24.Qh3+ Kb8 25.f5 Bc5+ 26.Kh1 Bd6 27.Qd3 
Qc5 28.Qd4 Qxd4 29.Rxd4 Be5 30.Rd3 Rc8 31.Kg1 Re8 32.Nd1 Bd6 33.Nc3 Be5 
34.Nd1 Bd6 35.Nc3 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.61"]
[White "Miranda Junior, Roberto Calheiros"]
[Black "Ortiz, Jorge"]
[Result "1-0"]
[WhiteElo "2200"]
[BlackElo "1932"]
[ECO "C10"]
[EventDate "2012.10.12"]
[PlyCount "73"]

1.e4 e6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bd7 5.Nf3 Bc6 6.Bd3 Nf6 7.Ng3 Be7 8.O-O 
O-O 9.Ne5 Qd5 10.Nxc6 Nxc6 11.c3 Qd8 12.Re1 Nb8 13.Qb3 b6 14.Be2 a5 15.a4 
c6 16.Bf3 Qc7 17.Qc4 Nd5 18.Bd2 Re8 19.Rad1 Nd7 20.Bc1 Rac8 21.Nf1 N7f6 
22.Ne3 Nxe3 23.Bxe3 Nd5 24.Bc1 h6 25.g3 Qb7 26.Qf1 b5 27.axb5 cxb5 28.Be4 
Qd7 29.Bd3 Rb8 30.Qh3 Bf8 31.Re5 f5 32.Rde1 Bd6 33.R5e2 Bf8 34.Qh5 Qf7 35.
Qf3 a4 36.Bb1 Rec8 37.Rxe6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.62"]
[White "Lopez Miller, Indalecio"]
[Black "Andrade, Roberto Luiz Costa"]
[Result "1-0"]
[WhiteElo "1940"]
[BlackElo "2187"]
[ECO "B33"]
[EventDate "2012.10.12"]
[PlyCount "67"]

1.e4 c5 2.Nf3 Nf6 3.Nc3 Nc6 4.d4 cxd4 5.Nxd4 e5 6.Ndb5 d6 7.a4 a6 8.Na3 
Be6 9.Bg5 Rc8 10.Bc4 Nd4 11.Ba2 d5 12.Bxd5 Bb4 13.Bxb7 Rxc3 14.bxc3 Bxc3+ 
15.Bd2 Bxa1 16.Qxa1 Qe7 17.Qb2 O-O 18.Bd5 Qxa3 19.Qxa3 Nxc2+ 20.Ke2 Nxa3 
21.Bxe6 fxe6 22.Bb4 Nc4 23.Bxf8 Kxf8 24.Rc1 Nb2 25.a5 Nxe4 26.Rc6 Ke7 27.
Rxa6 Nc3+ 28.Kf3 Nb5 29.Rb6 e4+ 30.Kg3 e3 31.fxe3 Nc4 32.Rxb5 Nxe3 33.a6 
Nf5+ 34.Rxf5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.63"]
[White "Ferreira, Kleber Victor"]
[Black "Bianchi, Augusto"]
[Result "1-0"]
[WhiteElo "2121"]
[BlackElo "1903"]
[ECO "D00"]
[EventDate "2012.10.12"]
[PlyCount "61"]

1.e4 d5 2.d4 dxe4 3.Nc3 Bf5 4.g4 Bg6 5.Nge2 Nc6 6.Be3 Nf6 7.Nf4 e5 8.Nxg6 
hxg6 9.d5 Ne7 10.Bc4 Qd7 11.g5 Ng4 12.Qe2 Rh3 13.O-O-O Nxe3 14.Bb5 Nxd1 
15.Bxd7+ Kxd7 16.Rxd1 Nf5 17.Qb5+ Kd8 18.Qxb7 Rc8 19.Nxe4 Rxh2 20.Qxa7 Rh4
21.Nc3 Be7 22.Kb1 Bxg5 23.a4 Kd7 24.Qb7 Nd6 25.Qc6+ Kd8 26.b3 Rb8 27.Ka2 
Rb6 28.Qa8+ Kd7 29.a5 Nb5 30.Nxb5 Rxb5 31.Qc6+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.64"]
[White "Baeta, Marcio Netto"]
[Black "Espindola, Juan Carlos"]
[Result "1-0"]
[WhiteElo "2101"]
[BlackElo "1891"]
[ECO "A00"]
[EventDate "2012.10.12"]
[PlyCount "39"]

1.g3 e5 2.Nf3 d6 3.Bg2 f5 4.d3 Nf6 5.c4 g6 6.Nc3 Bg7 7.O-O O-O 8.b4 Qe8 9.
Rb1 Nh5 10.Nd5 Qd7 11.Bg5 Re8 12.c5 c6 13.Nc3 d5 14.d4 h6 15.Bc1 e4 16.Ne5
Qe6 17.f4 exf3 18.Bxf3 Bxe5 19.Bxh5 Bg7 20.Nxd5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.65"]
[White "Fonseca, Luis Ernesto Serra"]
[Black "Elias, Roberto"]
[Result "1-0"]
[WhiteElo "2096"]
[BlackElo "1885"]
[ECO "B22"]
[EventDate "2012.10.12"]
[PlyCount "58"]

1.e4 c5 2.Nf3 Nc6 3.c3 d5 4.Bd3 Bg4 5.O-O Nf6 6.Re1 e5 7.exd5 Qxd5 8.Bb5 
e4 9.c4 Qh5 10.Nc3 O-O-O 11.Bxc6 exf3 12.Bxf3 Bd6 13.Bxg4+ Nxg4 14.h3 Rhe8
15.Ne4 Bh2+ 16.Kf1 Rxe4 17.hxg4 Qxg4 18.Qxg4+ Rxg4 19.g3 Bxg3 20.fxg3 Rxg3
21.Re3 Rxe3 22.dxe3 g5 23.Ke2 h5 24.Bd2 h4 25.e4 Re8 26.Bxg5 Rxe4+ 27.Kd3 
Rg4 28.Be3 Rg3 29.Rf1 h3 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.66"]
[White "Okamura, Milton Kasuo"]
[Black "Alvarez, Agustin"]
[Result "1-0"]
[WhiteElo "2092"]
[BlackElo "1863"]
[ECO "D48"]
[EventDate "2012.10.12"]
[PlyCount "51"]

1.d4 d5 2.c4 e6 3.Nf3 c6 4.Nc3 Nf6 5.e3 Nbd7 6.Bd3 dxc4 7.Bxc4 b5 8.Bd3 
Bb7 9.O-O a6 10.e4 b4 11.Na4 c5 12.e5 Nd5 13.Re1 Rc8 14.Qe2 a5 15.Ng5 g6 
16.Qf3 Qe7 17.Ne4 Qd8 18.Bg5 Qc7 19.Rac1 h6 20.Qh3 Rg8 21.Bd2 Qb8 22.Naxc5
Qa7 23.Nxe6 Rxc1 24.Rxc1 fxe6 25.Qxe6+ Ne7 26.Bb5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.67"]
[White "Judewicz, Alejandro"]
[Black "Speranza, Mariano"]
[Result "0-1"]
[WhiteElo "2084"]
[BlackElo "1851"]
[ECO "C41"]
[EventDate "2012.10.12"]
[PlyCount "72"]

1.e4 e5 2.Nf3 d6 3.d4 Nf6 4.Nc3 Nbd7 5.dxe5 dxe5 6.Bc4 Be7 7.Ng5 O-O 8.
Bxf7+ Rxf7 9.Ne6 Qe8 10.Nxc7 Qf8 11.Nxa8 Nc5 12.Nc7 Nfxe4 13.Nxe4 Nxe4 14.
Be3 Nxf2 15.Bxf2 Rxf2 16.Qd5+ Kh8 17.Qc4 Bg5 18.Ne6 Bd2+ 19.Kd1 Bxe6 20.
Qxe6 Qd8 21.Qb3 Be3+ 22.Qd3 Rd2+ 23.Ke1 Rxd3 24.cxd3 Qa5+ 25.Ke2 Qd2+ 26.
Kf3 Qf2+ 27.Ke4 Qf4+ 28.Kd5 Qd4+ 29.Ke6 h6 30.Rad1 Qxb2 31.Rhf1 Bd4 32.g4 
Qxa2+ 33.Kf5 Qf7+ 34.Ke4 Qg6+ 35.Kf3 a5 36.h4 a4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.68"]
[White "Pirola, Marcos"]
[Black "Brizzi, Milagros Tatiana"]
[Result "1-0"]
[WhiteElo "2070"]
[BlackElo "1839"]
[ECO "A21"]
[EventDate "2012.10.12"]
[PlyCount "77"]

1.c4 e5 2.Nc3 d6 3.g3 g6 4.Bg2 Bg7 5.d3 h6 6.Nf3 Nc6 7.Rb1 Nge7 8.b4 f5 9.
Bd2 O-O 10.b5 Nb8 11.a4 Nd7 12.Qc1 Kh7 13.a5 Rb8 14.Be3 b6 15.axb6 axb6 
16.Ra1 f4 17.gxf4 exf4 18.Bd4 Ne5 19.Bxe5 dxe5 20.Ra7 Nf5 21.Nd5 Bb7 22.
Rg1 Nd6 23.Nd2 Qh4 24.Nxc7 Qxh2 25.Kf1 Bxg2+ 26.Rxg2 Qh1+ 27.Rg1 Qh3+ 28.
Ke1 Rf7 29.c5 bxc5 30.Qxc5 Nb7 31.Qc6 Nd8 32.Qxg6+ Kh8 33.b6 Qc8 34.Nc4 
Qd7 35.Nxe5 Qd4 36.Nxf7+ Nxf7 37.Qxf7 Qc3+ 38.Kd1 Rd8 39.Qxg7+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.69"]
[White "Arias, Juan Cruz"]
[Black "Lo Presti, Roberto"]
[Result "1-0"]
[WhiteElo "1899"]
[BlackElo "2065"]
[ECO "C11"]
[EventDate "2012.10.12"]
[PlyCount "70"]

1.e4 e6 2.Nf3 d5 3.Nc3 Nf6 4.e5 Nfd7 5.d4 c5 6.dxc5 Nc6 7.Bf4 Bxc5 8.Bd3 
a6 9.Qe2 b5 10.a3 Be7 11.O-O O-O 12.Rad1 f5 13.exf6 Nxf6 14.Ne5 Nxe5 15.
Bxe5 Bd6 16.Rfe1 b4 17.axb4 Bxb4 18.h3 a5 19.Qe3 Qe7 20.Re2 Bd7 21.Nb5 
Rac8 22.Nd4 Bc5 23.Qf4 Qf7 24.Qh4 g6 25.g4 Rfe8 26.Rde1 Rf8 27.Qg3 Ne8 28.
Kg2 Ng7 29.c3 a4 30.Bd6 Bxd6 31.Qxd6 Rcd8 32.Qe5 Rfe8 33.Ra1 Rb8 34.Qg3 
Rb6 35.Nf3 Reb8 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.70"]
[White "Curotto, Nicolas"]
[Black "Schuh, Astor Jose"]
[Result "1-0"]
[WhiteElo "1859"]
[BlackElo "2055"]
[ECO "B33"]
[EventDate "2012.10.12"]
[PlyCount "66"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 e5 5.Nb3 Nf6 6.Nc3 Bb4 7.Bc4 O-O 8.Bg5 
Bxc3+ 9.bxc3 h6 10.Bh4 Qe7 11.O-O g5 12.Bg3 Nxe4 13.Qd3 b5 14.Bd5 Nf6 15.
Qg6+ Kh8 16.Qxh6+ Nh7 17.Bxc6 dxc6 18.Qxc6 Rb8 19.Qc5 Re8 20.Qxe7 Rxe7 21.
Rfe1 f6 22.Rad1 Rc7 23.Rxe5 Bg4 24.f3 Bxf3 25.gxf3 Rxc3 26.Re7 Rbc8 27.
Rdd7 Nf8 28.Rc7 R8xc7 29.Rxc7 Rxf3 30.Rxa7 Ne6 31.Re7 Ng7 32.Bf2 Nh5 33.
Re3 Rf4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.71"]
[White "Saitta, Jorge"]
[Black "Conde, Adrian"]
[Result "1-0"]
[WhiteElo "1847"]
[BlackElo "2053"]
[ECO "B03"]
[EventDate "2012.10.12"]
[PlyCount "67"]

1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.c4 Nb6 5.exd6 cxd6 6.Bd3 g6 7.Be3 Bg7 8.Nc3 
Nc6 9.Nge2 O-O 10.a3 e5 11.d5 Nd4 12.O-O f5 13.Bxd4 exd4 14.Nb5 f4 15.
Nbxd4 f3 16.Nxf3 Rxf3 17.gxf3 Bh3 18.Re1 Bxb2 19.Ra2 Bc3 20.Ng3 Bxe1 21.
Qxe1 Nd7 22.f4 Qf6 23.Qe3 Rf8 24.Ne4 Qh4 25.Bf1 Bxf1 26.Kxf1 Re8 27.f3 Re7
28.Re2 Kf8 29.Qd4 Qxf4 30.Qh8+ Kf7 31.Qxh7+ Kf8 32.Qxg6 Rf7 33.Ng5 Ne5 34.
Ne6+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.72"]
[White "Besso, Javier Alejandro"]
[Black "Monteiro, Marcos Paul de Souza"]
[Result "1/2-1/2"]
[WhiteElo "1751"]
[BlackElo "2040"]
[ECO "D13"]
[EventDate "2012.10.12"]
[PlyCount "43"]

1.d4 d5 2.c4 c6 3.Nc3 Nf6 4.cxd5 cxd5 5.Nf3 Nc6 6.Bf4 e6 7.e3 Bd6 8.Bxd6 
Qxd6 9.Bd3 O-O 10.O-O a6 11.Rc1 Bd7 12.Na4 Nb4 13.Bb1 Bb5 14.Re1 Rac8 15.
Rxc8 Rxc8 16.a3 Bxa4 17.Qxa4 Nc6 18.h3 g6 19.Nd2 Nd7 20.Rc1 Kg7 21.Qd1 Na7
22.Rxc8 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.73"]
[White "Aguero Arce, Matias"]
[Black "Jorquera Alfaro, Mauricio"]
[Result "0-1"]
[WhiteElo "1633"]
[BlackElo "2036"]
[ECO "D43"]
[EventDate "2012.10.12"]
[PlyCount "36"]

1.d4 d5 2.Nf3 Nf6 3.c4 e6 4.Nc3 c6 5.Bg5 Bb4 6.e3 Nbd7 7.Bd3 Qa5 8.Qc2 Ne4
9.Bxe4 dxe4 10.Qxe4 Bxc3+ 11.bxc3 Qxc3+ 12.Ke2 Qxc4+ 13.Kd2 Qb4+ 14.Ke2 b6
15.Kf1 Qc3 16.Re1 h6 17.Bf4 Ba6+ 18.Kg1 Bd3 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.74"]
[White "Morelli, Nicolas"]
[Black "Figar, Nicolas"]
[Result "1-0"]
[WhiteElo "2036"]
[BlackElo "1802"]
[ECO "C86"]
[EventDate "2012.10.12"]
[PlyCount "146"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.Qe2 b5 6.Bb3 Be7 7.c3 d6 8.O-O O-O 
9.Rd1 Na5 10.Bc2 c5 11.d4 Qc7 12.d5 Bg4 13.h3 Bh5 14.g4 Bg6 15.b3 Nd7 16.
Nbd2 Nb6 17.Nf1 c4 18.Ne3 Rfc8 19.Bd2 Nb7 20.Be1 cxb3 21.axb3 Nc5 22.Nf5 
Bf8 23.Ng3 Qd7 24.Nh2 a5 25.h4 f6 26.h5 Be8 27.Qe3 a4 28.b4 Nc4 29.Qf3 Nb7
30.Nhf1 Nd8 31.Nf5 Nf7 32.N1e3 Ng5 33.Qg2 h6 34.Nxc4 Rxc4 35.Ra3 Rac8 36.
Bd3 R4c7 37.Bd2 Nf7 38.Rf1 Be7 39.Qg3 Bd8 40.Kh2 Rb7 41.Re1 Bb6 42.Bf1 
Rbc7 43.Nh4 Ng5 44.f4 exf4 45.Qxf4 Nf7 46.Ng6 Ne5 47.Nxe5 dxe5 48.Qf3 Qd6 
49.Bh3 Bd7 50.Rf1 Rf8 51.Rc1 Rfc8 52.Kg3 Rf8 53.Bf1 Ba7 54.Bd3 Bb6 55.Qe2 
Rb8 56.Kh3 Ba7 57.Rf1 Be8 58.Rf3 Rcb7 59.Qf1 Bd7 60.Bxh6 gxh6 61.Rxf6 Qe7 
62.d6 Qe8 63.Rxh6 Be3 64.Rg6+ Kh7 65.c4 Be6 66.c5 Rf7 67.Qe2 Qf8 68.Kg3 
Bf2+ 69.Kg2 Bh4 70.Kh3 Rf2 71.Rxe6 Qf4 72.Qxf2 Bxf2 73.Be2 Bg1 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.75"]
[White "Heinecke, Victor"]
[Black "Oliveira, Francemir Barra de"]
[Result "1-0"]
[WhiteElo "2025"]
[BlackElo "1799"]
[ECO "C65"]
[EventDate "2012.10.12"]
[PlyCount "93"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O a6 5.Bxc6 bxc6 6.Nxe5 Bd6 7.Nf3 Be7 8.
Nc3 d6 9.d4 O-O 10.h3 Ne8 11.Bf4 g5 12.Bg3 g4 13.hxg4 Bxg4 14.Qd3 Kh8 15.
d5 c5 16.Rae1 Ng7 17.Nh2 Bh5 18.Ne2 f5 19.e5 Bxe2 20.Rxe2 f4 21.Ng4 fxg3 
22.Qxg3 Nf5 23.Qd3 Rb8 24.c3 Ng7 25.g3 dxe5 26.Nxe5 Rb6 27.Kg2 Rh6 28.Ree1
Qd6 29.Rh1 Nh5 30.Ng4 Nf4+ 31.gxf4 Qxf4 32.Qg3 Rxh1 33.Kxh1 Qxg3 34.fxg3 
Bd6 35.Kg2 Kg7 36.Ne3 Kg6 37.Nc4 Rf6 38.Re3 Kf5 39.Rf3+ Kg6 40.Rxf6+ Kxf6 
41.Kf3 h5 42.Nxd6 cxd6 43.Kf4 a5 44.b3 Kg6 45.a3 Kf6 46.b4 axb4 47.axb4 
1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.76"]
[White "Aberbach, Angel"]
[Black "Mendez, Nicolas"]
[Result "1-0"]
[WhiteElo "2023"]
[BlackElo "1744"]
[ECO "A10"]
[EventDate "2012.10.12"]
[PlyCount "113"]

1.c4 b6 2.Nf3 Bb7 3.g3 Nf6 4.Bg2 g6 5.Nc3 Bg7 6.d4 O-O 7.O-O d5 8.Ne5 c6 
9.cxd5 Nxd5 10.Nxd5 cxd5 11.Qb3 e6 12.Qa4 f6 13.Nf3 Qd7 14.Qb3 Nc6 15.Bd2 
Rfe8 16.Rfe1 Kh8 17.h4 Rac8 18.Bh3 f5 19.Bc3 Ba6 20.Bg2 Bc4 21.Qd1 a5 22.
b3 Ba6 23.Qd2 Qd6 24.h5 gxh5 25.Qg5 Rg8 26.Qxh5 Bf6 27.e3 Rg6 28.a3 Qe7 
29.Ne5 Nxe5 30.dxe5 Rxc3 31.exf6 Qxf6 32.b4 a4 33.Red1 Bd3 34.Bf1 Bxf1 35.
Kxf1 Rg8 36.Rd4 b5 37.Kg2 Qg6 38.Qh4 Qg5 39.Qh3 Rg7 40.Rh4 Qe7 41.Rh6 Kg8 
42.Qh5 Qf7 43.Qh4 Qe7 44.Qd4 Rc6 45.Rah1 Rf7 46.Qe5 Rb6 47.R1h5 Rg7 48.
Rxf5 Qc7 49.Rxe6 Qxe5 50.Rexe5 Rd7 51.Rxd5 Rdb7 52.Rg5+ Kf7 53.e4 Ke6 54.
Rh5 Kf6 55.g4 Kg6 56.f4 h6 57.Rc5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.77"]
[White "Evans, Pablo"]
[Black "Lescano, Ramon"]
[Result "1-0"]
[WhiteElo "2017"]
[ECO "B20"]
[EventDate "2012.10.12"]
[PlyCount "43"]

1.e4 c5 2.b3 Nc6 3.Bb2 e5 4.Nc3 Nf6 5.f4 d6 6.Nf3 Be7 7.Bb5 Bg4 8.Bxc6+ 
bxc6 9.fxe5 dxe5 10.O-O c4 11.Qe1 cxb3 12.axb3 Nh5 13.Ra6 Bc8 14.Ra4 Bf6 
15.Ba3 Nf4 16.Qf2 Bh3 17.Qc5 Nxg2 18.Nxe5 Qe7 19.Qxc6+ Bd7 20.Nxd7 Qxd7 
21.Qxa8+ Bd8 22.Rd1 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.78"]
[White "Freitas, Rames Fialho de"]
[Black "Perez Wertheim, Rodolfo"]
[Result "1-0"]
[BlackElo "2015"]
[ECO "E72"]
[EventDate "2012.10.12"]
[PlyCount "95"]

1.c4 Nf6 2.Nc3 g6 3.g3 Bg7 4.Bg2 d6 5.d4 O-O 6.e4 Nbd7 7.Nge2 c5 8.d5 a6 
9.a4 Ne5 10.b3 Bg4 11.h3 Bf3 12.O-O Nfd7 13.Bd2 e6 14.Qc2 Qf6 15.Kh2 g5 
16.Ng1 g4 17.Rae1 h5 18.h4 Ng6 19.e5 Ngxe5 20.Bg5 Qf5 21.Qxf5 exf5 22.Nd1 
Bxd1 23.Rxd1 Rfe8 24.Rfe1 Kh7 25.Re3 Ng6 26.Rde1 Rxe3 27.Rxe3 Bd4 28.Re2 
Nde5 29.Be3 Bxe3 30.Rxe3 Kg7 31.f4 gxf3 32.Bxf3 Ng4+ 33.Bxg4 fxg4 34.Ne2 
Kf8 35.Kg2 Re8 36.Kf2 Rxe3 37.Kxe3 Ke7 38.Ke4 Kf6 39.a5 Ke7 40.Kf5 Ne5 41.
Kg5 f5 42.Kxf5 Nf3 43.Kg6 Nd2 44.Nc1 Ne4 45.Kxh5 Nxg3+ 46.Kxg4 Ne4 47.Kf5 
Ng3+ 48.Kg6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.79"]
[White "Rivas, Lucas"]
[Black "Minelli, Fausto"]
[Result "1/2-1/2"]
[WhiteElo "1987"]
[ECO "A45"]
[EventDate "2012.10.12"]
[PlyCount "90"]

1.d4 Nf6 2.Bg5 c6 3.Nd2 d5 4.e3 Bf5 5.c3 Nbd7 6.Ngf3 e6 7.Qb3 Qb6 8.c4 Bb4
9.Bxf6 Nxf6 10.Be2 Ne4 11.Rd1 Nxd2 12.Nxd2 O-O 13.O-O Bxd2 14.Rxd2 Qxb3 
15.axb3 Bg6 16.Ra1 a6 17.c5 f5 18.g3 Be8 19.f4 Bd7 20.Kf2 Rad8 21.Rdd1 Bc8
22.Ke1 h6 23.Kd2 Kf7 24.Kc3 Ke7 25.Rg1 Rg8 26.g4 g6 27.h4 Rgf8 28.Rg3 g5 
29.hxg5 hxg5 30.Rf1 gxf4 31.Rxf4 fxg4 32.Rxf8 Rxf8 33.Bxg4 Rg8 34.Rg2 e5 
35.Bh3 Rxg2 36.Bxg2 e4 37.Kb4 Kd8 38.Ka5 Kc7 39.Bf1 Bg4 40.b4 Bf5 41.Be2 
Bh3 42.Ka4 Bc8 43.Kb3 Kd8 44.Kc3 Ke7 45.Bh5 Bd7 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.80"]
[White "Ezcurra, Mariano"]
[Black "Bulgarini Torre, Marco"]
[Result "1/2-1/2"]
[WhiteElo "1560"]
[BlackElo "1977"]
[ECO "C00"]
[EventDate "2012.10.12"]
[PlyCount "75"]

1.e4 e6 2.c4 d5 3.cxd5 exd5 4.exd5 Nf6 5.Nc3 Nxd5 6.Be2 Be7 7.Nf3 O-O 8.
O-O Nc6 9.Re1 Bf5 10.a3 Nf4 11.d4 Nxe2+ 12.Qxe2 Bf6 13.Be3 a6 14.Rad1 Re8 
15.h3 h6 16.Qd2 Qd7 17.Kh2 Rad8 18.b4 Qc8 19.b5 axb5 20.Nxb5 Ne5 21.Nxe5 
Bxe5+ 22.Bf4 Bxf4+ 23.Qxf4 Rxe1 24.Rxe1 c6 25.Nd6 Qc7 26.Qxf5 Qxd6+ 27.Qe5
Qxa3 28.Qc7 Qd6+ 29.Qxd6 Rxd6 30.Re7 b5 31.Rc7 g5 32.Kg3 Kg7 33.Kf3 Kf6 
34.Ke4 Re6+ 35.Kd3 Kg6 36.d5 cxd5 37.Rc5 Re5 38.Rxb5 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.81"]
[White "Horst, Rodrigo"]
[Black "Ayala, Gustavo"]
[Result "0-1"]
[BlackElo "1955"]
[ECO "A25"]
[EventDate "2012.10.12"]
[PlyCount "54"]

1.c4 e5 2.Nc3 Nc6 3.e4 Bc5 4.Na4 Bd4 5.Ne2 Qh4 6.Nxd4 Qxe4+ 7.Qe2 Qxd4 8.
d3 Nf6 9.Be3 Qg4 10.f3 Qe6 11.Nc5 Qe7 12.Nb3 O-O 13.g4 d6 14.h4 a5 15.
O-O-O a4 16.Nd2 a3 17.b3 d5 18.h5 e4 19.Bf4 Qb4 20.Nxe4 dxe4 21.dxe4 Qc3+ 
22.Kb1 Nd4 23.Rxd4 Qxd4 24.g5 Nxe4 25.fxe4 Bg4 26.Qc2 Bf3 27.Bd3 Bxh1 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.82"]
[White "Cortes Orihuela, Javier"]
[Black "Etchevest, Marcelo"]
[Result "0-1"]
[WhiteElo "1948"]
[BlackElo "1744"]
[ECO "A04"]
[EventDate "2012.10.12"]
[PlyCount "114"]

1.Nf3 g6 2.g3 Bg7 3.Bg2 d6 4.O-O f5 5.d3 Nf6 6.c4 e5 7.Nc3 c6 8.Rb1 O-O 9.
b4 Nh5 10.Qb3 Qe7 11.Ne1 Na6 12.Ba3 Nc7 13.b5 c5 14.Nc2 f4 15.Bc1 Ne6 16.
Ne4 Ng5 17.Nxg5 Qxg5 18.Bd2 Qe7 19.Ne1 g5 20.a4 Be6 21.a5 Rab8 22.e3 Rf6 
23.Qd1 Rh6 24.g4 fxe3 25.fxe3 Nf6 26.h3 e4 27.Qc2 Bxg4 28.dxe4 Bxh3 29.Bc3
Ng4 30.Qb2 Bxg2 31.Nxg2 Ne5 32.Rf5 g4 33.Qc2 Rf8 34.Rxf8+ Qxf8 35.Bxe5 
Bxe5 36.Qf2 Bh2+ 37.Kf1 Rf6 38.Nf4 Bxf4 39.Ke2 Be5 40.Qg2 g3 41.Kd3 Rf2 
42.Qh3 Qf3 43.Qe6+ Kg7 44.Qe7+ Kg6 45.Qe6+ Kh5 46.Qe8+ Kh4 47.Qe7+ Bf6 48.
Qxh7+ Qh5 49.Qxh5+ Kxh5 50.a6 b6 51.Rh1+ Kg6 52.Rh3 Be5 53.Rh4 Kf6 54.Rh8 
Kg6 55.Rg8+ Kf7 56.Rf8+ Kg6 57.Rg8+ Bg7 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.83"]
[White "Freitas, Julio Eimard de"]
[Black "Zalimben, Maria Luz"]
[Result "1-0"]
[WhiteElo "1882"]
[BlackElo "1714"]
[ECO "E91"]
[EventDate "2012.10.12"]
[PlyCount "59"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Nf3 c5 7.O-O Nc6 8.d5 Na5 
9.h3 b6 10.Rb1 Nd7 11.Bd2 Ba6 12.b3 e5 13.Qc1 Bc8 14.Bh6 f5 15.Bxg7 Kxg7 
16.Ng5 Nf6 17.exf5 gxf5 18.Ne6+ Bxe6 19.dxe6 h6 20.Nd5 Nc6 21.Bf3 e4 22.
Bd1 Re8 23.e7 Nxe7 24.Nxf6 Kxf6 25.Qxh6+ Ng6 26.Bh5 Rg8 27.Rbd1 Qc7 28.Rd5
Rad8 29.Rfd1 Rd7 30.h4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.84"]
[White "Argote Heredia, Valentina"]
[Black "Maggiori, Luciano"]
[Result "1-0"]
[WhiteElo "1856"]
[BlackElo "1700"]
[ECO "B32"]
[EventDate "2012.10.12"]
[PlyCount "42"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 e5 5.Nb5 a6 6.Nd6+ Bxd6 7.Qxd6 Qf6 8.
Qxf6 Nxf6 9.f3 d5 10.exd5 Nxd5 11.c3 Be6 12.Na3 Rd8 13.Nc2 O-O 14.Ne3 Nce7
15.Nxd5 Nxd5 16.g3 Rd7 17.Be2 Rfd8 18.Kf2 Nb6 19.b3 Nd5 20.Bb2 f6 21.Rad1 
Ne7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.85"]
[White "Areco, Antonio"]
[Black "Hernandez Amura, Gilberto"]
[Result "0-1"]
[BlackElo "1851"]
[ECO "A01"]
[EventDate "2012.10.12"]
[PlyCount "62"]

1.b3 e5 2.Bb2 d6 3.e3 Nf6 4.c4 g6 5.Nc3 Bg7 6.Be2 O-O 7.Nf3 Nc6 8.O-O Ne8 
9.e4 f5 10.d3 f4 11.Nd5 g5 12.h3 Nd4 13.Nxd4 exd4 14.Bg4 a5 15.Bxc8 Rxc8 
16.Qg4 Rb8 17.Qe6+ Rf7 18.Rac1 c6 19.Rc2 cxd5 20.cxd5 Nc7 21.Qg4 Na6 22.a3
Rf8 23.Rfc1 Qf6 24.Rc4 Qg6 25.Rc8 Nc5 26.R8xc5 dxc5 27.Rxc5 h5 28.Qd7 Rf7 
29.Rc8+ Kh7 30.Qe8 Rxc8 31.Qxc8 g4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.86"]
[White "March, Diego"]
[Black "Perez Velazco, Daniela"]
[Result "1-0"]
[WhiteElo "1822"]
[BlackElo "1465"]
[ECO "A68"]
[EventDate "2012.10.12"]
[PlyCount "53"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f4 O-O 6.Nf3 c5 7.d5 e6 8.Be2 exd5 9.
cxd5 a6 10.a4 Re8 11.Nd2 Nfd7 12.O-O Qe7 13.Nc4 Bxc3 14.bxc3 Qxe4 15.Re1 
Qe7 16.Bd2 Nf8 17.Bg4 Qd8 18.Rxe8 Qxe8 19.Bxc8 Qxc8 20.Nb6 Qd8 21.Nxa8 
Nbd7 22.c4 Qxa8 23.Qe2 Qd8 24.Rb1 Qc8 25.Qe7 Qb8 26.Bc3 Ne6 27.Qxd7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.87"]
[White "Rodriguez, Carolina"]
[Black "Derbes, Jose Maria"]
[Result "1-0"]
[WhiteElo "1776"]
[ECO "B32"]
[EventDate "2012.10.12"]
[PlyCount "43"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 e5 5.Nb5 a6 6.Nd6+ Bxd6 7.Qxd6 Qf6 8.
Qxf6 Nxf6 9.f3 d5 10.exd5 Nxd5 11.c3 Be6 12.Na3 Rd8 13.Nc2 O-O 14.Ne3 Nce7
15.Nxd5 Nxd5 16.g3 Rd7 17.Be2 Rfd8 18.Kf2 Nb6 19.b3 Nd5 20.Bb2 f6 21.Rad1 
Ne7 22.Rxd7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.88"]
[White "Caceres Recalde, Gonzalo"]
[Black "Romero, Fabian"]
[Result "0-1"]
[WhiteElo "1582"]
[BlackElo "2058"]
[ECO "B70"]
[EventDate "2012.10.12"]
[PlyCount "95"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Bc4 Bg7 7.O-O O-O 8.Re1 
Nbd7 9.Nf3 Nb6 10.Bb3 Bg4 11.Bg5 Nfd7 12.h3 Bxf3 13.Qxf3 Ne5 14.Qe2 h6 15.
Bh4 g5 16.Bg3 Rc8 17.Bxe5 Bxe5 18.Qh5 Bg7 19.Re3 Nc4 20.Rf3 e6 21.Bxc4 
Rxc4 22.Rd3 Qb6 23.Nd1 Rxc2 24.Rb3 Qc6 25.Qf3 Rc8 26.h4 Rc4 27.hxg5 hxg5 
28.Qh5 Qxe4 29.Qxg5 Qg6 30.Qxg6 fxg6 31.Nc3 b6 32.Ra3 a5 33.Rb3 R4c6 34.
Rd1 Bxc3 35.bxc3 Rxc3 36.Rxc3 Rxc3 37.Rxd6 b5 38.Rd2 Rc1+ 39.Kh2 Rb1 40.
Kg3 a4 41.Kf3 a3 42.Ke3 b4 43.Kd3 b3 44.axb3 Rxb3+ 45.Kc4 Rb2 46.Rd3 a2 
47.Ra3 Rxf2 48.Kd3 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.89"]
[White "Romero Kries, Mario Andres"]
[Black "Sepulveda Perez, Jorge Eduardo"]
[Result "0-1"]
[WhiteElo "1645"]
[BlackElo "1953"]
[ECO "D35"]
[EventDate "2012.10.12"]
[PlyCount "78"]

1.d4 Nf6 2.c4 e6 3.Nc3 d5 4.e3 Nbd7 5.Bd3 dxc4 6.Bxc4 c6 7.Nge2 b5 8.Bd3 
Bb7 9.O-O Rc8 10.a3 a6 11.b4 Bd6 12.e4 e5 13.Bb2 exd4 14.Nxd4 O-O 15.Nf5 
Bb8 16.f4 g6 17.Nh6+ Kg7 18.Ng4 Nxg4 19.Qxg4 Ba7+ 20.Kh1 Bd4 21.e5 f5 22.
Qf3 Qb6 23.Rac1 Rfe8 24.Qg3 Rf8 25.h4 Qd8 26.Rfd1 c5 27.bxc5 Nxc5 28.Bb1 
Nb3 29.Rc2 Qb6 30.Ne2 Rxc2 31.Bxc2 Bxb2 32.Bxb3 Rd8 33.Rd3 Bxa3 34.Ba2 Be7
35.e6 Rxd3 36.Qxd3 Qf2 37.Bd5 Qxh4+ 38.Kg1 Bc5+ 39.Kf1 Qf2# 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.90"]
[White "Bilbao, Guillermo"]
[Black "Desanzo, Juan Carlos"]
[Result "1-0"]
[WhiteElo "1890"]
[BlackElo "1604"]
[ECO "B96"]
[EventDate "2012.10.12"]
[PlyCount "57"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 e5 8.Nb3 Be7 
9.f5 b5 10.Qf3 Bb7 11.Bxf6 Bxf6 12.O-O-O O-O 13.Nd5 Bxd5 14.Rxd5 Qb6 15.h4
Nd7 16.g4 Nc5 17.g5 Nxb3+ 18.axb3 Bd8 19.f6 g6 20.h5 Ra7 21.Qd3 Bc7 22.
hxg6 fxg6 23.Bh3 Bb8 24.Be6+ Kh8 25.Qh3 Qf2 26.Rf1 Qb6 27.Rd2 Qd8 28.Rh2 
h5 29.Qxh5+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.91"]
[White "Acosta, Lautaro Gaston"]
[Black "Bigoria Escobedo, Raul"]
[Result "1-0"]
[BlackElo "1868"]
[ECO "E61"]
[EventDate "2012.10.12"]
[PlyCount "75"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Bf4 d6 5.e3 O-O 6.Nf3 Bg4 7.Be2 Re8 8.h3 Bd7 
9.O-O e6 10.Qc2 Nc6 11.Bg5 Qc8 12.Bxf6 Bxf6 13.Ne4 Bg7 14.c5 d5 15.Nc3 a6 
16.a3 Ne7 17.Bd3 Rf8 18.Rad1 c6 19.e4 Qc7 20.e5 f6 21.Rfe1 b6 22.Na4 b5 
23.Nb6 Ra7 24.Qe2 f5 25.h4 h6 26.a4 Nc8 27.a5 Qd8 28.Ra1 Be8 29.g3 Raf7 
30.Qd2 Kh8 31.Nh2 g5 32.Nxc8 Qxc8 33.hxg5 hxg5 34.Qxg5 Kh7 35.Nf3 Bh6 36.
Qh4 Rg7 37.Kg2 Rg4 38.Qxg4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.92"]
[White "Baquero, Yuri Paola"]
[Black "Farias, Sergio Luiz Cardoso"]
[Result "1-0"]
[WhiteElo "1780"]
[BlackElo "1524"]
[ECO "D00"]
[EventDate "2012.10.12"]
[PlyCount "79"]

1.d4 d5 2.Bf4 e6 3.Nf3 Bd6 4.Bg3 Bxg3 5.hxg3 Nd7 6.e3 a6 7.Nbd2 Ngf6 8.Bd3
c5 9.c3 b5 10.a3 Bb7 11.Qb1 g6 12.Bc2 Qe7 13.Nb3 Rc8 14.O-O e5 15.Qd1 e4 
16.Nh2 Qf8 17.dxc5 Nxc5 18.Nxc5 Rxc5 19.Qd4 Qe7 20.Ng4 Rc6 21.Nxf6+ Rxf6 
22.f4 h5 23.Kf2 Rh7 24.Rh1 Rf5 25.Ke2 h4 26.g4 Rf6 27.Bd1 Re6 28.Kd2 f6 
29.Be2 Qc7 30.a4 bxa4 31.Qxa4+ Kf8 32.Qa5 Rb6 33.Qa3+ Kg8 34.Raf1 Bc8 35.
g5 f5 36.Ra1 Qb7 37.Rab1 Qb8 38.b4 Rd6 39.Ke1 Qa7 40.g3 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.93"]
[White "Cordono, Carlos"]
[Black "Morales, Guillermo"]
[Result "1-0"]
[BlackElo "1779"]
[ECO "B01"]
[EventDate "2012.10.12"]
[PlyCount "59"]

1.e4 d5 2.exd5 Qxd5 3.Nc3 Qe5+ 4.Be2 c6 5.d4 Qc7 6.Nf3 Bf5 7.Ne5 Nd7 8.Bf4
Nxe5 9.Bxe5 Qb6 10.Na4 Qa5+ 11.c3 e6 12.O-O Nf6 13.b4 Qd8 14.a3 Bd6 15.f4 
Nd5 16.Bxd6 Qxd6 17.Qd2 Qe7 18.g4 Be4 19.Nc5 f5 20.Nxe4 fxe4 21.c4 Nc7 22.
Qe3 O-O-O 23.Qxe4 Qf6 24.Rad1 h6 25.b5 cxb5 26.Bf3 bxc4 27.Qxb7+ Kd7 28.d5
Ke8 29.Qxc7 Kf8 30.dxe6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.94"]
[White "Besso, Guadalupe"]
[Black "Gerez, Ariel"]
[Result "1/2-1/2"]
[WhiteElo "1730"]
[ECO "E76"]
[EventDate "2012.10.12"]
[PlyCount "94"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f4 c5 6.d5 O-O 7.Nf3 Na6 8.Bd3 Bd7 9.
O-O Nc7 10.h3 a6 11.e5 Nfe8 12.Qe2 e6 13.Be3 b6 14.Rad1 exd5 15.cxd5 Qc8 
16.Be4 Rb8 17.Bf2 Bf5 18.Bh4 Bxe4 19.Nxe4 Qd7 20.exd6 Nxd6 21.Nxd6 Qxd6 
22.Be7 Qxf4 23.Bxf8 Bxf8 24.Ne5 Qa4 25.Rxf7 Bd6 26.Rxc7 Bxc7 27.Nc6 Rf8 
28.Ne7+ Kg7 29.d6 Bd8 30.b3 Qd7 31.Qe5+ Kh6 32.Re1 Bxe7 33.Qxe7 Qxe7 34.
dxe7 Re8 35.Re6 b5 36.Kf2 Kg7 37.Rxa6 Rxe7 38.Rc6 Re5 39.a4 c4 40.bxc4 
bxa4 41.Ra6 h5 42.Rxa4 Kf6 43.Ra6+ Kf5 44.Kf3 Rc5 45.Ra4 Re5 46.Rb4 Ke6 
47.Rb6+ Kf7 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.95"]
[White "Beron, Ricardo"]
[Black "Heller, Eduardo"]
[Result "1/2-1/2"]
[WhiteElo "1703"]
[ECO "A08"]
[EventDate "2012.10.12"]
[PlyCount "104"]

1.Nf3 d5 2.g3 Nf6 3.Bg2 c5 4.d3 Bg4 5.Nbd2 Nc6 6.O-O e6 7.h3 Bxf3 8.exf3 
Bd6 9.Re1 O-O 10.c3 Qb6 11.f4 e5 12.fxe5 Bxe5 13.Nf3 Rae8 14.Nxe5 Rxe5 15.
Rxe5 Nxe5 16.d4 cxd4 17.cxd4 Nc6 18.b3 Qxd4 19.Qxd4 Nxd4 20.Bb2 Nc2 21.Rc1
Nb4 22.Bxf6 gxf6 23.a3 Nd3 24.Rd1 Nc5 25.Bxd5 b6 26.Rd4 Ne6 27.Rg4+ Ng5 
28.f4 Rd8 29.fxg5 Rxd5 30.gxf6+ Kf8 31.Rc4 Ke8 32.Re4+ Kd8 33.Re7 Rd7 34.
Re3 Rd6 35.Rf3 Kd7 36.g4 h6 37.Kf2 Ke6 38.Kg3 Ke5 39.Rf5+ Ke6 40.Rf3 Ke5 
41.Rf5+ Ke6 42.h4 Rd3+ 43.Rf3 Rxf3+ 44.Kxf3 Kxf6 45.Kf4 Kg6 46.g5 hxg5+ 
47.hxg5 f6 48.gxf6 Kxf6 49.Ke4 Ke6 50.Kd4 Kd6 51.Kc4 a5 52.Kb5 Kc7 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.96"]
[White "Prado, Hamilton Mesquita do"]
[Black "Krumrick, Ezequiel Arturo"]
[Result "0-1"]
[WhiteElo "1669"]
[ECO "A48"]
[EventDate "2012.10.12"]
[PlyCount "122"]

1.d4 Nf6 2.Bf4 g6 3.h3 Bg7 4.e3 O-O 5.Be2 d6 6.Nf3 Nfd7 7.O-O e5 8.dxe5 
dxe5 9.Bg5 Qe8 10.c3 Nc6 11.Nbd2 f5 12.Re1 Kh8 13.Qc2 Nb6 14.Bf1 Be6 15.
Bh4 e4 16.Nd4 Nxd4 17.exd4 Qf7 18.Bg5 Rae8 19.Bf4 h6 20.Nb3 g5 21.Bh2 Bd5 
22.Nd2 Bc6 23.b3 Re7 24.Rad1 Rfe8 25.Nc4 f4 26.Nxb6 axb6 27.Bc4 Qf6 28.d5 
Bd7 29.Rc1 Bf5 30.Qd1 e3 31.fxe3 Rxe3 32.Rxe3 Rxe3 33.Kf1 Rxc3 34.Rxc3 
Qxc3 35.Bg1 Bc2 36.Qe1 Bd3+ 37.Bxd3 Qxd3+ 38.Qe2 Qxd5 39.Bf2 Be5 40.Qh5 
Kg7 41.Qg4 Qd3+ 42.Kg1 Qd6 43.h4 Bd4 44.Bxd4+ Qxd4+ 45.Kh2 Qc5 46.h5 Qd6 
47.Qf3 c6 48.Kh1 Qe6 49.Qf2 b5 50.Qd4+ Kf7 51.Qd1 g4 52.Qb1 g3 53.Kg1 Qe3+
54.Kh1 Ke7 55.Qd1 Qe5 56.Kg1 Qc5+ 57.Kh1 Qf2 58.Qa1 Ke6 59.Qb1 Ke5 60.b4 
f3 61.Qa1+ Ke6 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.97"]
[White "Mateu, Pedro"]
[Black "Nicosia, Mariano"]
[Result "1-0"]
[BlackElo "1562"]
[ECO "B12"]
[EventDate "2012.10.12"]
[PlyCount "75"]

1.e4 c6 2.d4 d5 3.f3 Nf6 4.e5 Ng8 5.Bd3 f6 6.f4 b6 7.Qh5+ Kd7 8.Qe2 Nh6 9.
Nf3 Kc7 10.Nc3 Bg4 11.Be3 Bf5 12.O-O Bxd3 13.Qxd3 Qd7 14.Bf2 Qf5 15.Qxf5 
Nxf5 16.b4 e6 17.a3 a6 18.Rfe1 Kd7 19.Na4 Kc7 20.exf6 b5 21.fxg7 Bxg7 22.
Nc5 Bh6 23.Nxe6+ Kb7 24.g3 Rg8 25.Ne5 a5 26.c3 Na6 27.Kf1 Nd6 28.Nd7 Nc7 
29.Ndc5+ Kb6 30.Nxc7 Kxc7 31.Re7+ Kb6 32.Rae1 Rge8 33.Rxh7 Rxe1+ 34.Bxe1 
Bf8 35.Nd7+ Ka6 36.Rh8 Nc4 37.Rxf8 Rxf8 38.Nxf8 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.98"]
[White "Bidigaray, Marcio"]
[Black "Bustos, Pedro"]
[Result "1/2-1/2"]
[WhiteElo "1715"]
[ECO "B20"]
[EventDate "2012.10.12"]
[PlyCount "99"]

1.e4 c5 2.d3 d6 3.f4 Nc6 4.c3 Nf6 5.Nf3 g6 6.g3 Bg7 7.Bg2 O-O 8.O-O Qc7 9.
Be3 b5 10.a3 a5 11.Bf2 Rb8 12.Qc2 Rd8 13.Nbd2 b4 14.h3 bxc3 15.bxc3 Ba6 
16.Rab1 Nd7 17.Rfe1 Rxb1 18.Rxb1 Rb8 19.Ng5 Nd8 20.h4 e5 21.f5 Nc6 22.g4 
Nf6 23.Bf3 h6 24.Nh3 Kf8 25.fxg6 fxg6 26.Kg2 Ke7 27.Rxb8 Qxb8 28.Be3 Nd7 
29.Nf2 Nf8 30.Nd1 Ne6 31.Nf2 Kd7 32.Bd1 Kc7 33.Qc1 Qf8 34.Be2 Bc8 35.Nc4 
Ba6 36.Nb2 Nf4+ 37.Bxf4 Qxf4 38.Qxf4 exf4 39.Nbd1 g5 40.hxg5 hxg5 41.Nh3 
Bf6 42.a4 Ne5 43.c4 Bc8 44.Nc3 Kc6 45.Nd5 Bd8 46.Nf2 Kd7 47.Kh3 Ke6 48.Nc3
Nc6 49.Nb5 Ke5 50.Kg2 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.16"]
[Round "6.99"]
[White "Bigoria Escobedo, Luis"]
[Black "Duran, Melissa"]
[Result "1-0"]
[WhiteElo "1716"]
[ECO "C26"]
[EventDate "2012.10.12"]
[PlyCount "87"]

1.e4 e5 2.Nc3 Nf6 3.g3 d5 4.Bg2 d4 5.Nce2 Nc6 6.f4 Bd6 7.Nf3 O-O 8.d3 Re8 
9.O-O g6 10.h3 h5 11.Kh2 Bd7 12.Ng5 Nh7 13.fxe5 Nxe5 14.Nxh7 Kxh7 15.Nxd4 
Kg7 16.Qd2 g5 17.Nf5+ Bxf5 18.Rxf5 Kg6 19.Rxg5+ Kf6 20.Rxh5 Ke6 21.h4 Ng4+
22.Kh1 Bxg3 23.Bh3 Rg8 24.Qh6+ Qf6 25.Qxf6+ Kxf6 26.Rf5+ Ke7 27.Bxg4 Rxg4 
28.Bg5+ Ke8 29.Raf1 Bxh4 30.Bxh4 Rxh4+ 31.Kg2 Rg4+ 32.Kh3 Rg7 33.Rh5 Ke7 
34.Re5+ Kd6 35.Rd5+ Ke6 36.Rdf5 Ke7 37.Kh4 c6 38.Re5+ Kd6 39.d4 Rh8+ 40.
Rh5 Rxh5+ 41.Kxh5 Rh7+ 42.Kg5 Rg7+ 43.Kh6 Rg6+ 44.Kh5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.1"]
[White "Bruzon Batista, Lazaro"]
[Black "Bacallao Alonso, Yusnel"]
[Result "1-0"]
[WhiteElo "2717"]
[BlackElo "2580"]
[ECO "A16"]
[EventDate "2012.10.12"]
[PlyCount "44"]

1.c4 Nf6 2.Nc3 d5 3.cxd5 Nxd5 4.g3 g6 5.Bg2 Nxc3 6.bxc3 Bg7 7.Nf3 O-O 8.
O-O Nc6 9.d4 Na5 10.Bf4 b6 11.e4 Bb7 12.Qc2 e6 13.Rad1 Qe7 14.Rfe1 Rad8 
15.h4 h6 16.c4 Qb4 17.Bf1 Bc6 18.Qc1 Ba4 19.Rd3 Kh7 20.c5 Rxd4 21.Bd2 Qc4 
22.Nxd4 Rh8 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.2"]
[White "Cori Tello, Jorge"]
[Black "Granda Zuniga, Julio"]
[Result "1/2-1/2"]
[WhiteElo "2522"]
[BlackElo "2647"]
[ECO "A62"]
[EventDate "2012.10.12"]
[PlyCount "132"]

1.d4 Nf6 2.c4 e6 3.g3 c5 4.d5 exd5 5.cxd5 d6 6.Nc3 g6 7.Bg2 Bg7 8.Nf3 O-O 
9.O-O Re8 10.Bf4 a6 11.a4 Nh5 12.Bg5 Qc7 13.Qc2 Nd7 14.e4 Rb8 15.a5 b5 16.
axb6 Qxb6 17.Rfb1 Ne5 18.Nxe5 Bxe5 19.Qa4 Rf8 20.Nd1 Qc7 21.Bh6 Ng7 22.Ne3
Bxb2 23.Ra2 Bd4 24.Rxb8 Qxb8 25.Bf1 Rd8 26.Kg2 Rd7 27.Nc4 Qb1 28.Qc2 Qxc2 
29.Rxc2 Rd8 30.Bf4 Ne8 31.Na5 Bd7 32.Nb7 Rb8 33.Nxd6 g5 34.Nxe8 gxf4 35.
Nc7 fxg3 36.hxg3 a5 37.Na6 Ra8 38.Bd3 a4 39.Nxc5 a3 40.Nb3 Bb2 41.Nc1 Kf8 
42.Rc7 Ke8 43.Na2 Kd8 44.Rb7 Kc8 45.Rb4 Kc7 46.Kf3 f6 47.Bb5 Bc8 48.Rc4+ 
Kb6 49.Ba4 Ba6 50.Rb4+ Kc5 51.Bc6 Rd8 52.Ba4 f5 53.exf5 Rxd5 54.Bb3 Rxf5+ 
55.Kg2 Re5 56.Ra4 Bb5 57.Rf4 Bd3 58.Nb4 Be4+ 59.f3 Bg6 60.Kf1 Re3 61.Ba2 
Bc3 62.Kf2 Re5 63.Rc4+ Kb5 64.Rxc3 Kxb4 65.Rc4+ Kb5 66.Rc3 Kb4 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.3"]
[White "Mekhitarian, Krikor Sevag"]
[Black "Iturrizaga, Eduardo"]
[Result "0-1"]
[WhiteElo "2503"]
[BlackElo "2639"]
[ECO "B48"]
[EventDate "2012.10.12"]
[PlyCount "62"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Qc7 6.Be3 a6 7.Qd2 Nf6 8.O-O-O
Bb4 9.f3 O-O 10.g4 b5 11.g5 Nh5 12.Nde2 Ba5 13.Kb1 b4 14.Na4 d5 15.Ng3 d4 
16.Nxh5 b3 17.c3 Rd8 18.Qc1 bxa2+ 19.Kxa2 dxe3 20.Rxd8+ Qxd8 21.Qxe3 Qd1 
22.Nc5 Rb8 23.Qe2 Qd8 24.Nb3 e5 25.Qd2 Be6 26.Qxd8+ Bxd8 27.c4 Bxg5 28.Rg1
Nb4+ 29.Kb1 Be3 30.Rxg7+ Kh8 31.Rg3 Rd8 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.4"]
[White "Valerga, Diego"]
[Black "Leitao, Rafael"]
[Result "0-1"]
[WhiteElo "2485"]
[BlackElo "2617"]
[ECO "E39"]
[EventDate "2012.10.12"]
[PlyCount "64"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 c5 5.dxc5 O-O 6.Nf3 Na6 7.c6 bxc6 8.a3 
Bxc3+ 9.Qxc3 Nc5 10.b4 Nce4 11.Qc2 a5 12.Rb1 axb4 13.axb4 d5 14.Nd2 e5 15.
Nxe4 Nxe4 16.e3 Qg5 17.h4 Qf6 18.h5 Qg5 19.h6 Bf5 20.Qb2 Rfe8 21.Ra1 Rad8 
22.Rh2 dxc4 23.Bxc4 Bg4 24.Bb3 Rd7 25.Bc2 Red8 26.Qb3 Be6 27.Qa4 Nc3 28.
Bxh7+ Kxh7 29.Qc2+ g6 30.Qxc3 Rd1+ 31.Ke2 Qg4+ 32.f3 Bc4+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.5"]
[White "Felgaer, Ruben"]
[Black "Ortiz Suarez, Isan Reynaldo"]
[Result "0-1"]
[WhiteElo "2579"]
[BlackElo "2579"]
[ECO "B84"]
[EventDate "2012.10.12"]
[PlyCount "90"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 e6 7.O-O Qc7 8.f4 Be7
9.Kh1 O-O 10.a4 b6 11.Bf3 Bb7 12.f5 e5 13.Nde2 Nbd7 14.g4 h6 15.g5 hxg5 
16.Bxg5 Rfe8 17.Ng3 Rac8 18.Qd2 b5 19.axb5 axb5 20.Rf2 b4 21.Nd5 Nxd5 22.
exd5 Bxg5 23.Qxg5 Qd8 24.f6 Qxf6 25.Qg4 Nf8 26.Ne4 Qh6 27.Rg1 Rcd8 28.Rfg2
Ng6 29.Ng5 Nh4 30.Rg3 f5 31.Nf7 Kxf7 32.Qxb4 g5 33.Qxb7+ Re7 34.Qb6 Rh8 
35.Qf2 Nxf3 36.Rxf3 f4 37.Rfg3 Qh4 38.R3g2 Qxf2 39.Rxf2 Kf6 40.Rg4 e4 41.
Kg1 e3 42.Rf1 e2 43.Re1 Kf5 44.Rg2 f3 45.Rf2 Kf4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.6"]
[White "Hungaski, Robert"]
[Black "Hansen, Eric"]
[Result "1/2-1/2"]
[WhiteElo "2451"]
[BlackElo "2527"]
[ECO "D00"]
[EventDate "2012.10.12"]
[PlyCount "86"]

1.d4 Nf6 2.Nf3 g6 3.Nc3 d5 4.Bf4 Bg7 5.e3 O-O 6.Be2 c6 7.h4 Bf5 8.Ne5 Nfd7
9.g4 Be6 10.Nxd7 Nxd7 11.Qd2 f5 12.gxf5 Bxf5 13.h5 e5 14.dxe5 Nxe5 15.hxg6
Bxg6 16.O-O-O Qa5 17.Bxe5 Bxe5 18.Bd3 Bxc3 19.bxc3 Qxa2 20.Qe2 Qa3+ 21.Kd2
d4 22.Bc4+ Kh8 23.cxd4 Qb4+ 24.Kc1 Qa3+ 25.Kb1 Qb4+ 26.Kc1 Rf5 27.d5 cxd5 
28.Rxd5 Qa3+ 29.Kb1 Qb4+ 30.Kc1 Qa3+ 31.Kb1 Rf6 32.Qd2 Rb6+ 33.Bb5 Qb3+ 
34.Kc1 Qa3+ 35.Kb1 Qb3+ 36.Kc1 Qa3+ 37.Kb1 Qa4 38.Rd8+ Rxd8 39.Qxd8+ Kg7 
40.Qe7+ Kg8 41.Qd8+ Kg7 42.Qe7+ Kg8 43.Qd8+ Kg7 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.7"]
[White "Martinez Romero, Martin"]
[Black "Flores, Diego"]
[Result "0-1"]
[WhiteElo "2368"]
[BlackElo "2598"]
[ECO "B43"]
[EventDate "2012.10.12"]
[PlyCount "64"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Nc3 b5 6.Bd3 Qb6 7.Be3 Bc5 8.Be2 
Nc6 9.Nxc6 Qxc6 10.e5 Bxe3 11.fxe3 Qc7 12.Qd4 Ne7 13.Ne4 Nf5 14.Nd6+ Qxd6 
15.Qxd6 Nxd6 16.exd6 Bb7 17.Kf2 Bc6 18.b4 f5 19.Rhc1 Kf7 20.c4 bxc4 21.
Rxc4 Rhb8 22.Bf3 Bxf3 23.Kxf3 a5 24.bxa5 Rxa5 25.a4 e5 26.Rd1 Rba8 27.Rb1 
Rxa4 28.Rc5 Ke6 29.Rb6 g5 30.h3 h5 31.Rc7 h4 32.Rbb7 Ra2 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.8"]
[White "Kaidanov, Gregory"]
[Black "Real De Azua, Ernesto"]
[Result "1-0"]
[WhiteElo "2587"]
[BlackElo "2482"]
[ECO "C54"]
[EventDate "2012.10.12"]
[PlyCount "67"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Nf6 5.d3 d6 6.Bb3 a6 7.h3 Ba7 8.Nbd2 O-O 
9.Nf1 d5 10.Qe2 Be6 11.Ng3 h6 12.Nh4 dxe4 13.dxe4 Bxb3 14.axb3 Qd7 15.Qf3 
Qe6 16.O-O Kh7 17.b4 g6 18.Be3 Ng8 19.Bxa7 Nxa7 20.Qe3 Nc6 21.f4 exf4 22.
Qxf4 Rac8 23.Rad1 Nge7 24.Nf3 f6 25.Rf2 Rf7 26.Ne2 Kg7 27.Ned4 Nxd4 28.
Nxd4 Qb6 29.Kh1 Nc6 30.Ne6+ Kh7 31.Qh4 Qe3 32.Rxf6 Re7 33.Rdf1 Ne5 34.Nf8+
1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.9"]
[White "Mareco, Sandro"]
[Black "Slipak, Sergio"]
[Result "1-0"]
[WhiteElo "2581"]
[BlackElo "2447"]
[ECO "E38"]
[EventDate "2012.10.12"]
[PlyCount "95"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 c5 5.dxc5 Bxc5 6.Nf3 Qc7 7.a3 a6 8.b4 Be7
9.e4 d6 10.Bd3 Nbd7 11.O-O b6 12.Re1 O-O 13.Bf4 Nh5 14.Be3 Bb7 15.Rac1 
Rac8 16.Be2 Nhf6 17.Nd2 Qb8 18.Qb1 Rfe8 19.Bf4 Ne5 20.h3 Bd8 21.Bf1 Bc7 
22.Na4 Bc6 23.Nb2 Qa8 24.a4 a5 25.b5 Bb7 26.Bxe5 dxe5 27.c5 bxc5 28.Nbc4 
Red8 29.b6 Bb8 30.f3 Ba6 31.Qb2 Nd7 32.Qc3 Qc6 33.Qxa5 Bxc4 34.Nxc4 Bd6 
35.b7 Rc7 36.Rb1 Be7 37.Qb5 Nb8 38.Nxe5 Qxb5 39.Rxb5 Bf6 40.f4 g5 41.g3 
gxf4 42.gxf4 Bh4 43.Rc1 Rd2 44.Nd3 c4 45.Rc3 Ra2 46.Nb2 f5 47.Bxc4 Rg7+ 
48.Kh2 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.10"]
[White "Shabalov, Alexander"]
[Black "Soppe, Guillermo"]
[Result "1-0"]
[WhiteElo "2570"]
[BlackElo "2417"]
[ECO "B10"]
[EventDate "2012.10.12"]
[PlyCount "67"]

1.e4 c6 2.Ne2 g6 3.d4 Bg7 4.Nbc3 d6 5.g3 b5 6.Bg2 Bb7 7.O-O a6 8.Be3 Nf6 
9.h3 Nbd7 10.f4 Nb6 11.b3 b4 12.Nb1 O-O 13.Nd2 Qc7 14.c3 bxc3 15.Nxc3 a5 
16.Rc1 Qd8 17.a4 Ba6 18.Rf2 Rb8 19.g4 Nfd7 20.Bf1 Bxf1 21.Qxf1 e6 22.f5 
exf5 23.gxf5 Re8 24.Qg2 Nc8 25.e5 dxe5 26.d5 cxd5 27.Nxd5 Ndb6 28.Nc7 Rf8 
29.Ne4 Qd3 30.Bc5 Nd7 31.Bxf8 Nxf8 32.Nd5 Nb6 33.Ne7+ Kh8 34.Ng5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.11"]
[White "Hernandez Guerrero, Gilberto"]
[Black "Molina, Roberto Junio Brito"]
[Result "1/2-1/2"]
[WhiteElo "2531"]
[BlackElo "2400"]
[ECO "B17"]
[EventDate "2012.10.12"]
[PlyCount "57"]

1.e4 c6 2.d4 d5 3.Nd2 dxe4 4.Nxe4 Nd7 5.Bc4 Ngf6 6.Ng5 e6 7.Qe2 Nb6 8.Bd3 
h6 9.N5f3 c5 10.dxc5 Bxc5 11.Ne5 Nbd7 12.Ngf3 Qc7 13.Bf4 Bb4+ 14.Kf1 Bd6 
15.Rd1 Nh5 16.g3 Nxf4 17.gxf4 O-O 18.Rg1 Nf6 19.Nd4 Bc5 20.Nb3 Bd6 21.Re1 
Rd8 22.Nd2 b6 23.Qf3 Bb7 24.Qh3 Kf8 25.Qg3 Ne8 26.Ne4 Bxe4 27.Rxe4 Rac8 
28.a3 Qb7 29.Re2 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.12"]
[White "Cori Tello, Deysi"]
[Black "Ricardi, Pablo"]
[Result "1/2-1/2"]
[WhiteElo "2411"]
[BlackElo "2505"]
[ECO "D26"]
[EventDate "2012.10.12"]
[PlyCount "45"]

1.d4 d5 2.Nf3 Nf6 3.c4 dxc4 4.e3 c5 5.Bxc4 e6 6.O-O Nc6 7.Qe2 cxd4 8.Rd1 
Be7 9.exd4 O-O 10.Nc3 Na5 11.Bd3 b6 12.Ne4 Bb7 13.Bg5 Rc8 14.Bxf6 Bxf6 15.
Ne5 Be7 16.Nc3 Bd6 17.Be4 Qe7 18.Bxb7 Qxb7 19.d5 exd5 20.Rxd5 Bxe5 21.Rxe5
Nc4 22.Re7 Qc6 23.Re1 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.13"]
[White "Perez Ponsa, Federico"]
[Black "Rosito, Jorge"]
[Result "1-0"]
[WhiteElo "2489"]
[BlackElo "2387"]
[ECO "B45"]
[EventDate "2012.10.12"]
[PlyCount "53"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Be2 Bb4 7.O-O Bxc3 8.
bxc3 Nxe4 9.Qd3 d5 10.Ba3 f6 11.c4 Kf7 12.cxd5 exd5 13.c4 Ne5 14.Qe3 Re8 
15.cxd5 Nd6 16.Bxd6 Qxd6 17.Nb5 Qd8 18.d6 Be6 19.Nc7 Qxd6 20.Nxe8 Rxe8 21.
Qxa7 Bd5 22.Qd4 Nc6 23.Qh4 Re4 24.Qxh7 Nd4 25.Bh5+ Kf8 26.Rac1 Ne2+ 27.
Bxe2 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.14"]
[White "Abdalla, Luiz Guilherme Aurelli"]
[Black "Matamoros Franco, Carlos"]
[Result "0-1"]
[WhiteElo "2316"]
[BlackElo "2534"]
[ECO "E94"]
[EventDate "2012.10.12"]
[PlyCount "44"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O exd4 8.Nxd4 
Re8 9.f3 c6 10.Nc2 Na6 11.Bf4 Nh5 12.Be3 Be5 13.Qd2 Nc5 14.Nd4 Qh4 15.f4 
Bg7 16.g3 Nxg3 17.hxg3 Qxg3+ 18.Kh1 Nxe4 19.Nxe4 Rxe4 20.Rf3 Qh4+ 21.Kg2 
Bg4 22.Rg3 Bxd4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.15"]
[White "Tristan, Leonardo"]
[Black "Fulgenzi, Ernesto"]
[Result "1-0"]
[WhiteElo "2442"]
[BlackElo "2344"]
[ECO "B06"]
[EventDate "2012.10.12"]
[PlyCount "27"]

1.e4 g6 2.d4 Bg7 3.Nc3 d6 4.f4 Nc6 5.Be3 Nh6 6.Nf3 Bg4 7.Qd2 Bxf3 8.gxf3 
f5 9.d5 Nb8 10.h4 Nd7 11.h5 a6 12.Bd4 Nf6 13.hxg6 hxg6 14.Rg1 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.16"]
[White "Estrada Nieto, Julian"]
[Black "Roselli Mailhe, Bernardo"]
[Result "1/2-1/2"]
[WhiteElo "2310"]
[BlackElo "2430"]
[ECO "C09"]
[EventDate "2012.10.12"]
[PlyCount "120"]

1.e4 e6 2.d4 d5 3.Nd2 c5 4.exd5 exd5 5.Ngf3 Nc6 6.Bb5 Bd6 7.dxc5 Bxc5 8.
O-O Ne7 9.Nb3 Bd6 10.Bg5 O-O 11.Bh4 Re8 12.Re1 Bg4 13.Bg3 Bxg3 14.hxg3 Qb6
15.Bd3 h6 16.Qd2 Rad8 17.Qf4 Bxf3 18.Qxf3 Nb4 19.a3 Nxd3 20.Qxd3 Nc6 21.
Rad1 Re4 22.Qc3 Rc4 23.Qd3 Re4 24.Qc3 Rc4 25.Qd3 a5 26.Nd2 Rd4 27.Qb3 Qa6 
28.c3 a4 29.Qc2 Rg4 30.Nf3 Qb6 31.Rxd5 Rf8 32.Ne5 Nxe5 33.Rdxe5 Rxg3 34.
Rb5 Qg6 35.Qxg6 Rxg6 36.Rxb7 Rd8 37.Re4 Ra6 38.g3 h5 39.Kg2 g6 40.Re3 Kg7 
41.Rf3 Rf6 42.Rxf6 Kxf6 43.Kf3 Rd2 44.Ke3 Rc2 45.Rb4 g5 46.Rxa4 Rxb2 47.
Rb4 Rc2 48.Rc4 h4 49.gxh4 gxh4 50.Kf3 h3 51.Kg3 h2 52.Kxh2 Rxf2+ 53.Kg3 
Ra2 54.a4 Kg5 55.Kf3 f5 56.Ke3 Ra1 57.Rb4 Ra3 58.Rc4 Ra1 59.Rb4 Ra3 60.Rc4
Ra1 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.17"]
[White "Barbosa, Evandro Amorim"]
[Black "Pichot, Alan"]
[Result "0-1"]
[WhiteElo "2427"]
[BlackElo "2300"]
[ECO "B40"]
[EventDate "2012.10.12"]
[PlyCount "118"]

1.e4 c5 2.Nf3 e6 3.d3 d5 4.Qe2 Nf6 5.g3 Be7 6.Bg2 Nc6 7.O-O b6 8.h4 Bb7 9.
e5 Nd7 10.c4 dxc4 11.dxc4 Qc7 12.Bf4 Nd4 13.Nxd4 cxd4 14.Rd1 Bxg2 15.Kxg2 
Qc6+ 16.Kg1 Bc5 17.Nd2 O-O 18.Nf3 f6 19.Nxd4 Bxd4 20.Rxd4 fxe5 21.Bxe5 Rf5
22.Bd6 e5 23.Qe4 Rc8 24.Qxf5 exd4 25.Ba3 Re8 26.Qd5+ Qxd5 27.cxd5 Re5 28.
d6 a5 29.Rd1 Rd5 30.f4 Nf6 31.Kg2 Kf7 32.Kf3 h5 33.b3 d3 34.Ke3 Ng4+ 35.
Kd2 b5 36.Re1 b4 37.Re7+ Kf8 38.Bb2 Rxd6 39.Re4 Nh2 40.Kd1 Rc6 41.Rc4 Rxc4
42.bxc4 Nf1 43.Be5 Kf7 44.c5 g6 45.c6 Ke6 46.Ke1 Nxg3 47.Kd2 Nf5 48.Kxd3 
Nxh4 49.Ke4 Nf5 50.Kf3 a4 51.Ke4 b3 52.axb3 axb3 53.Kf3 Nd6 54.Kg3 Nf7 55.
Bc3 Kd6 56.Kh4 Kxc6 57.f5 gxf5 58.Kxh5 Kd5 59.Kg6 f4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.18"]
[White "Diaz Hollemaert, Nahuel"]
[Black "Paveto, Kevin"]
[Result "1/2-1/2"]
[WhiteElo "2408"]
[BlackElo "2282"]
[ECO "A11"]
[EventDate "2012.10.12"]
[PlyCount "30"]

1.Nf3 Nf6 2.c4 c6 3.e3 g6 4.d4 Bg7 5.Nc3 O-O 6.b4 d5 7.a4 a5 8.bxa5 c5 9.
Ra3 cxd4 10.Nxd4 Qxa5 11.Bd2 Qc5 12.Qc1 dxc4 13.Ncb5 Ne4 14.Qxc4 Na6 15.
Qxc5 Nexc5 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.19"]
[White "Krysa, Leandro"]
[Black "Santos, Haroldo Cunha dos"]
[Result "1-0"]
[WhiteElo "2381"]
[BlackElo "2263"]
[ECO "A28"]
[EventDate "2012.10.12"]
[PlyCount "101"]

1.c4 e5 2.Nc3 Nf6 3.Nf3 Nc6 4.e4 d6 5.h3 g6 6.d4 Nxd4 7.Nxd4 exd4 8.Qxd4 
Bg7 9.Be3 O-O 10.Qd2 Re8 11.f3 Nh5 12.g4 Ng3 13.Rg1 Nxf1 14.Rxf1 Be6 15.
Qd3 a6 16.Rf2 Qh4 17.O-O-O b5 18.c5 dxc5 19.Bxc5 Qxh3 20.Nd5 Bxd5 21.Qxd5 
Qg3 22.Kb1 Qe5 23.Rfd2 Qxd5 24.Rxd5 Be5 25.Be3 f6 26.Bc5 Re6 27.Rd7 Bf4 
28.Rh1 h6 29.Rhd1 Rae8 30.a3 a5 31.b3 Rc6 32.R1d5 Rce6 33.Rd1 Bg3 34.Be3 
h5 35.gxh5 gxh5 36.Rg1 h4 37.Bf4 R6e7 38.Rxc7 Rxc7 39.Bxc7 Kf7 40.Bxg3 
hxg3 41.Rxg3 Rh8 42.Kc2 Rh2+ 43.Kc3 Ra2 44.Rh3 Kg7 45.Rh5 Rxa3 46.Rxb5 a4 
47.Kb2 Rxb3+ 48.Rxb3 axb3 49.Kxb3 Kg6 50.f4 Kf7 51.Kc4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.20"]
[White "Reis, Renan do Carmo"]
[Black "Fusco, Leonardo"]
[Result "1-0"]
[WhiteElo "2306"]
[BlackElo "2379"]
[ECO "C96"]
[EventDate "2012.10.12"]
[PlyCount "101"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 
9.h3 Na5 10.Bc2 c5 11.d4 Nd7 12.b3 Bf6 13.dxc5 dxc5 14.Nbd2 Nc6 15.Nf1 b4 
16.Qd6 Qb6 17.cxb4 Nxb4 18.Qxb6 Nxb6 19.Bb1 Be6 20.Be3 Nd7 21.Rc1 Rfc8 22.
N1d2 a5 23.a3 Nc6 24.Bd3 Nd4 25.Rab1 Rcb8 26.Bxd4 cxd4 27.Rc7 Bd8 28.Rc6 
Be7 29.Bc4 Bxc4 30.Nxc4 Rc8 31.Rxc8+ Rxc8 32.a4 Bb4 33.Nfxe5 Nc5 34.Nd6 
Rc7 35.Nb5 Re7 36.Nc6 Rxe4 37.Nbxd4 Kf8 38.f3 Re3 39.Nxb4 axb4 40.a5 Rd3 
41.Rc1 Rxd4 42.Rxc5 Rd1+ 43.Kf2 Rd2+ 44.Ke3 Rb2 45.Kd4 Rxb3 46.Kc4 Rb1 47.
Rb5 Ra1 48.Kc5 Ke7 49.Kb6 Kd7 50.a6 Kc8 51.a7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.21"]
[White "Supi, Luis Paulo"]
[Black "Julia, Ernesto"]
[Result "1/2-1/2"]
[WhiteElo "2287"]
[BlackElo "2370"]
[ECO "B35"]
[EventDate "2012.10.12"]
[PlyCount "90"]

1.e4 c5 2.Nf3 Nc6 3.Nc3 g6 4.d4 cxd4 5.Nxd4 Bg7 6.Be3 Nf6 7.Bc4 O-O 8.Bb3 
a5 9.a4 Ng4 10.Qxg4 Nxd4 11.Qh4 Nxb3 12.cxb3 d6 13.Nd5 e6 14.Qxd8 Rxd8 15.
Nc7 Rb8 16.Ba7 Bd7 17.Bxb8 Rxb8 18.Nb5 Bxb2 19.Ra2 Rc8 20.O-O Bxb5 21.axb5
Bd4 22.Rxa5 Rc3 23.b4 Rb3 24.Ra8+ Kg7 25.Rd8 Rxb4 26.Rxd6 Bc5 27.Rd7 b6 
28.Rd2 Rxe4 29.Rb2 Rc4 30.g3 Bd4 31.Rbb1 Rc2 32.Kg2 g5 33.Rbc1 Rb2 34.Rb1 
Ra2 35.g4 e5 36.Rbd1 Ra5 37.Rb1 Ra2 38.Rbd1 f6 39.Kf3 h5 40.Ke4 hxg4 41.
Kf5 Kf7 42.Rc1 Bc5 43.Ra1 Rb2 44.Rab1 Ra2 45.Ra1 Rb2 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.22"]
[White "Santiago, Yago de Moura"]
[Black "Perez Gormaz, Matias"]
[Result "1-0"]
[WhiteElo "2364"]
[BlackElo "2261"]
[ECO "B58"]
[EventDate "2012.10.12"]
[PlyCount "83"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Be2 e5 7.Nf3 h6 8.O-O 
Be7 9.Re1 O-O 10.h3 Be6 11.Bf1 Rc8 12.Nd5 Bxd5 13.exd5 Nb4 14.c4 a5 15.a3 
Na6 16.Bd2 Nc5 17.b4 axb4 18.axb4 Nce4 19.Be3 b5 20.Qb3 bxc4 21.Bxc4 Qc7 
22.Rec1 Qb8 23.Bf1 Nc5 24.Qa3 Ncd7 25.Rd1 Nb6 26.Qb3 Nbxd5 27.Rxd5 Nxd5 
28.Qxd5 Qxb4 29.Ra7 Bf6 30.Nd2 Bg5 31.Rb7 Qa3 32.Nc4 Qa2 33.Bxg5 hxg5 34.
Qd3 Qa6 35.Rb6 Qa7 36.Rxd6 Qb8 37.Nxe5 Rfd8 38.Rxd8+ Rxd8 39.Qf5 Qc7 40.
Bc4 Rd1+ 41.Kh2 Re1 42.Bxf7+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.23"]
[White "Contreras Rodriguez, Henry"]
[Black "Kanefsck, Gustavo"]
[Result "0-1"]
[WhiteElo "2220"]
[BlackElo "2358"]
[ECO "B18"]
[EventDate "2012.10.12"]
[PlyCount "77"]

1.e4 c6 2.d4 d5 3.Nd2 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.Bc4 e6 7.N1e2 Bd6 8.O-O 
Qc7 9.f4 Ne7 10.Bd3 O-O 11.Ne4 Nd7 12.Kh1 Rfd8 13.c3 c5 14.Rf3 Qc6 15.Nxd6
Qxd6 16.Be3 Qc6 17.Bf2 Bxd3 18.Rxd3 c4 19.Rh3 Nf5 20.Kg1 b5 21.g4 Nd6 22.
Bh4 Re8 23.Ng3 Qd5 24.Qe2 b4 25.Re1 bxc3 26.bxc3 Rab8 27.Qc2 g6 28.Qc1 Qf3
29.Bg5 Qxg4 30.Rh4 Qf3 31.Rf1 Qd5 32.f5 Nxf5 33.Rh3 Nxg3 34.hxg3 e5 35.Bf6
Qe6 36.Qh6 Nxf6 37.d5 Qb6+ 38.Kh1 Qd6 39.g4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.24"]
[White "Fiori, Hector"]
[Black "Toth, Christian Endre"]
[Result "0-1"]
[WhiteElo "2125"]
[BlackElo "2357"]
[ECO "B72"]
[EventDate "2012.10.12"]
[PlyCount "52"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Be2 g6 7.Be3 Bg7 8.Nb3 
O-O 9.f4 a6 10.O-O b5 11.Bf3 Bb7 12.e5 dxe5 13.fxe5 Nd7 14.e6 fxe6 15.Bg4 
Rxf1+ 16.Qxf1 Nce5 17.Bxe6+ Kh8 18.Rd1 Qc7 19.Qf4 Rf8 20.Rxd7 Qc6 21.Rxb7 
Rxf4 22.Bd5 Qf6 23.Bxf4 Qxf4 24.g3 Qe3+ 25.Kg2 Bf6 26.Ne4 Qe2+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.25"]
[White "Palmiotto, Marco Ivan"]
[Black "De Dovitiis, Alejo"]
[Result "1/2-1/2"]
[WhiteElo "1985"]
[BlackElo "2348"]
[ECO "A08"]
[EventDate "2012.10.12"]
[PlyCount "136"]

1.e4 c5 2.Nf3 e6 3.d3 d5 4.Nbd2 Nc6 5.g3 g6 6.Bg2 Bg7 7.O-O Nge7 8.Re1 b6 
9.h4 h6 10.c3 d4 11.Qc2 e5 12.a4 Be6 13.Rb1 Rc8 14.Nc4 a6 15.Na3 O-O 16.
Qe2 Ba2 17.Ra1 Bb3 18.Nc4 b5 19.axb5 axb5 20.Ncd2 Be6 21.Bf1 Qd7 22.Kh2 
Rfd8 23.cxd4 cxd4 24.Rd1 Nb4 25.Ne1 Ra8 26.Rxa8 Rxa8 27.Nb1 Bb3 28.Na3 Rc8
29.Bh3 f5 30.Bd2 Bxd1 31.Qxd1 Na6 32.h5 b4 33.Nc4 g5 34.exf5 Nxf5 35.Qa1 
Rc6 36.Qa4 Nb8 37.Qxb4 Na6 38.Qb5 Rc7 39.Qxa6 Qf7 40.Qa8+ Bf8 41.Nxe5 Qxh5
42.g4 Qh4 43.gxf5 Qxf2+ 44.Qg2 Qxg2+ 45.Bxg2 Bd6 46.Nf3 g4 47.Kg1 gxf3 48.
Nxf3 Rb7 49.Nxd4 Rxb2 50.Be3 Bc5 51.Bd5+ Kh7 52.Be4 Kg8 53.Kf1 Kf7 54.Ke1 
Kf6 55.Kd1 Bb6 56.Nc2 Bxe3 57.Nxe3 h5 58.Ke1 h4 59.Kf1 h3 60.Nd5+ Ke5 61.
Ne3 Kf4 62.Nd5+ Ke5 63.Kg1 Ra2 64.f6 Ke6 65.Nf4+ Kxf6 66.Nxh3 Ke5 67.Nf2 
Kd4 68.Ng4 Rd2 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.26"]
[White "Martinez De Negri, Gonzalo"]
[Black "Fabian, Gaston"]
[Result "1/2-1/2"]
[WhiteElo "2123"]
[BlackElo "2344"]
[ECO "C67"]
[EventDate "2012.10.12"]
[PlyCount "91"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 5.d4 Nd6 6.Bg5 f6 7.dxe5 Nxb5 8.
exf6 gxf6 9.Re1+ Kf7 10.Bh4 Kg7 11.Qd5 Nd6 12.Nc3 Rg8 13.Qh5 Kh8 14.Nd5 
Bg7 15.Bg3 Bf8 16.c4 b6 17.b4 Bb7 18.c5 bxc5 19.bxc5 Ne8 20.Rad1 Ne7 21.
Bxc7 Nxd5 22.Bxd8 Nf4 23.Qf5 Rxg2+ 24.Kh1 Bxf3 25.Qxf4 Rg3+ 26.Qxf3 Rxf3 
27.Rxe8 Kg8 28.Kg2 Rf5 29.Rxd7 Rxc5 30.Re6 Rg5+ 31.Kf3 Rf5+ 32.Ke2 Rc8 33.
Rd2 Bh6 34.Rdd6 Rc2+ 35.Kd3 Rd2+ 36.Kc4 Rxd6 37.Rxd6 Rxf2 38.Rxf6 Rxh2 39.
Ra6 Be3 40.Kd3 Rh3 41.Ke4 Rh6 42.Rxh6 Bxh6 43.a4 Bd2 44.a5 a6 45.Kd5 Kf7 
46.Kc6 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.27"]
[White "Della Morte, German"]
[Black "Borja Avila, Raul"]
[Result "1-0"]
[WhiteElo "2346"]
[BlackElo "2140"]
[ECO "B15"]
[EventDate "2012.10.12"]
[PlyCount "81"]

1.e4 c6 2.d4 g6 3.Nc3 d5 4.h3 Bg7 5.Nf3 Nf6 6.e5 Ne4 7.Bd3 Nxc3 8.bxc3 c5 
9.O-O Qa5 10.Qd2 Nc6 11.a4 a6 12.Re1 O-O 13.Ba3 c4 14.Bf1 Qc7 15.g3 h6 16.
Nh4 g5 17.Nf3 Bf5 18.Bg2 Qd7 19.Kh2 Rfb8 20.h4 f6 21.Qe3 g4 22.e6 Qe8 23.
Ng1 Rd8 24.Bc5 Rac8 25.Ne2 h5 26.Rab1 Rb8 27.Bb6 Rdc8 28.Rb2 Qg6 29.Nf4 
Qh7 30.Re2 Bh6 31.Bxd5 Nd8 32.Ba7 b5 33.Bxb8 Rxb8 34.Bxc4 Rc8 35.Ba2 bxa4 
36.d5 a3 37.Rb6 Bxc2 38.d6 Bf5 39.d7 Ra8 40.Bd5 Bxf4 41.Qxf4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.28"]
[White "Gemy, Jose Daniel"]
[Black "Tapie Amione, Pablo Adib"]
[Result "1-0"]
[WhiteElo "2333"]
[BlackElo "2240"]
[ECO "A64"]
[EventDate "2012.10.12"]
[PlyCount "75"]

1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.g3 g6 7.Bg2 Bg7 8.Nf3 O-O 
9.O-O Re8 10.Nd2 a6 11.a4 Nbd7 12.Nc4 Ne5 13.Na3 Nh5 14.e4 Rb8 15.h3 Rf8 
16.Be3 f5 17.exf5 Bxf5 18.Kh2 b5 19.Ne4 b4 20.Nc2 Nc4 21.Bg5 Qc7 22.Qe2 
Nxb2 23.Ne3 c4 24.Rac1 Rbc8 25.f4 c3 26.Nxf5 Rxf5 27.g4 Nxf4 28.Rxf4 Rxg5 
29.Nxg5 Be5 30.Ne6 Re8 31.Qxe5 dxe5 32.Nxc7 exf4 33.Nxe8 Nd3 34.d6 Kf8 35.
d7 Ke7 36.Rd1 c2 37.Rxd3 Kd8 38.Ng7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.29"]
[White "Leiva, Giuseppe"]
[Black "Rioseco Pinochet, Fernan"]
[Result "1-0"]
[WhiteElo "2321"]
[BlackElo "2236"]
[ECO "E63"]
[EventDate "2012.10.12"]
[PlyCount "59"]

1.Nf3 Nf6 2.c4 g6 3.g3 Bg7 4.Bg2 O-O 5.O-O d6 6.Nc3 Nc6 7.d4 a6 8.h3 Rb8 
9.Be3 b5 10.Nd2 Na5 11.cxb5 axb5 12.b4 Nc4 13.Nxc4 bxc4 14.b5 d5 15.a4 Bb7
16.a5 Ne4 17.Nxe4 dxe4 18.Qc2 Bd5 19.Bxe4 Rxb5 20.a6 e6 21.a7 Qa8 22.Bxd5 
exd5 23.Rfb1 c6 24.Qa4 Rc8 25.Qa6 Rd8 26.Rxb5 cxb5 27.Qxb5 h5 28.Qb6 Rc8 
29.Rb1 Kh7 30.Qb8 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.30"]
[White "Nina Campos, Miguel Angel"]
[Black "Lingua, Alejo"]
[Result "0-1"]
[WhiteElo "2298"]
[BlackElo "2232"]
[ECO "A31"]
[EventDate "2012.10.12"]
[PlyCount "100"]

1.d4 Nf6 2.Nf3 c5 3.c4 cxd4 4.Nxd4 b6 5.Nc3 Bb7 6.Bg5 d6 7.f3 e6 8.e4 Be7 
9.Qd2 O-O 10.Be2 a6 11.O-O Nbd7 12.Kh1 Qc7 13.Rac1 Rfe8 14.Rfd1 Rac8 15.
Be3 Qb8 16.Qe1 d5 17.cxd5 exd5 18.exd5 Bb4 19.Bf2 Nxd5 20.Bg3 Qa8 21.Qd2 
Nf8 22.Bd3 Ng6 23.Nf5 Rcd8 24.Qf2 Bc5 25.Qf1 Nxc3 26.Rxc3 Ne5 27.Bc2 g6 
28.Nh6+ Kg7 29.Bxe5+ Rxe5 30.Ng4 Ree8 31.Rcd3 h5 32.Nf2 Rxd3 33.Bxd3 Bxf3 
34.gxf3 Qxf3+ 35.Qg2 Qxf2 36.Qxf2 Bxf2 37.Bxa6 Re1+ 38.Rxe1 Bxe1 39.Bb5 
Kf6 40.Kg2 Ke7 41.b3 g5 42.Bd3 Kf6 43.h3 g4 44.a4 Kg5 45.Bb5 f5 46.Be8 f4 
47.hxg4 hxg4 48.Bc6 Bb4 49.Bd5 Kf5 50.Bc6 f3+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.31"]
[White "Assumpcao, Roberto"]
[Black "Paiva, Pedro Henrique de"]
[Result "0-1"]
[WhiteElo "2218"]
[BlackElo "2289"]
[ECO "B30"]
[EventDate "2012.10.12"]
[PlyCount "48"]

1.e4 c5 2.Nf3 Nc6 3.Bb5 Na5 4.O-O a6 5.Be2 e6 6.d4 cxd4 7.Nxd4 Qc7 8.Nc3 
b5 9.Bf3 Bb7 10.Re1 d6 11.Bg5 Nf6 12.Bxf6 gxf6 13.Bh5 O-O-O 14.b4 Qxc3 15.
bxa5 d5 16.Re3 Qc7 17.Qe1 Kb8 18.Rd1 Bc5 19.Rc3 b4 20.Rxc5 Qxc5 21.e5 Rd7 
22.exf6 Rc8 23.Nf3 d4 24.Qe5+ Rcc7 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.32"]
[White "Tokman, Ariel"]
[Black "Ferro, Ezequiel"]
[Result "1/2-1/2"]
[WhiteElo "2283"]
[BlackElo "2214"]
[ECO "A29"]
[EventDate "2012.10.12"]
[PlyCount "105"]

1.c4 e5 2.g3 Nf6 3.Bg2 d5 4.cxd5 Nxd5 5.Nc3 Nb6 6.Nf3 Nc6 7.a3 Be7 8.O-O 
O-O 9.d3 Be6 10.b4 f6 11.Bb2 a5 12.b5 Nd4 13.Nxd4 exd4 14.Ne4 a4 15.Qc1 
Bd5 16.Nd2 Bxg2 17.Kxg2 Qd5+ 18.Nf3 Bc5 19.Qf4 Rfe8 20.Rfe1 Re7 21.Rac1 
Rae8 22.Kf1 Bd6 23.Qd2 Qxb5 24.Nxd4 Qh5 25.Kg1 Nd5 26.e3 c6 27.Qd1 Qg6 28.
e4 Nf4 29.Kh1 Nh3 30.Qf3 Be5 31.Rb1 Rd7 32.Nf5 Rxd3 33.Qe2 Bxb2 34.Qxb2 
Qg4 35.Qe2 Qxe2 36.Rxe2 Rxe4 37.Rxe4 Nxf2+ 38.Kg2 Nxe4 39.Rxb7 Rxa3 40.
Rxg7+ Kf8 41.Ra7 c5 42.g4 c4 43.h4 c3 44.Rc7 Rb3 45.Kf3 a3 46.Kxe4 a2 47.
Rc8+ Kf7 48.Rc7+ Ke8 49.Ng7+ Kd8 50.Ne6+ Ke8 51.Ng7+ Kd8 52.Ne6+ Ke8 53.
Ng7+ 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.33"]
[White "Caceres Vasquez, Sergio"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "1/2-1/2"]
[WhiteElo "2213"]
[BlackElo "2276"]
[ECO "D36"]
[EventDate "2012.10.12"]
[PlyCount "95"]

1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.cxd5 exd5 5.Bg5 Be7 6.e3 O-O 7.Bd3 c6 8.Qc2 
Nbd7 9.Nge2 Re8 10.O-O Nf8 11.f3 Be6 12.Rad1 Rc8 13.e4 dxe4 14.fxe4 Ng6 
15.e5 Nd5 16.Bxe7 Qxe7 17.Nxd5 cxd5 18.Nc3 a6 19.Qf2 b5 20.Ne2 Rc7 21.Nc1 
Nf8 22.Nb3 Nd7 23.Rc1 Rec8 24.Rxc7 Rxc7 25.Qd2 h5 26.Bb1 Rc4 27.Qd3 g6 28.
Qg3 Kg7 29.h3 Qb4 30.Qf2 Qe7 31.Nd2 Rc6 32.Nf3 Nf8 33.Kh2 Nh7 34.Nd2 Nf8 
35.Nb3 Nd7 36.Qd2 Qh4 37.Qf2 Qe7 38.Nc1 a5 39.Bd3 b4 40.Bb5 Rc7 41.Bxd7 
Bxd7 42.Nb3 Bf5 43.Nc5 h4 44.Qe3 Rc8 45.Re1 Rc6 46.Qf3 Qd8 47.Qe3 Qe7 48.
Rf1 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.34"]
[White "Toniutti, Ezio"]
[Black "Viana, Dirceu"]
[Result "1-0"]
[WhiteElo "2162"]
[BlackElo "2275"]
[ECO "D20"]
[EventDate "2012.10.12"]
[PlyCount "44"]

1.d4 d5 2.c4 dxc4 3.e3 e5 4.Bxc4 exd4 5.exd4 Bd6 6.Nf3 Nf6 7.O-O O-O 8.h3 
h6 9.Ne5 Nbd7 10.Bf4 Nb6 11.Bb3 Nbd5 12.Bg3 c6 13.Nd2 Bf5 14.Re1 Re8 15.
Qf3 Be6 16.a3 Nc7 17.Bc2 Bd5 18.Qd3 Ne6 19.Bh4 Nf4 20.Qf5 Nxg2 21.Bxf6 
Qxf6 22.Qh7+ Kf8 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.35"]
[White "Sabas, Jorge"]
[Black "Gascon Del Nogal, Jose Rafael"]
[Result "0-1"]
[WhiteElo "2274"]
[BlackElo "2206"]
[ECO "D11"]
[EventDate "2012.10.12"]
[PlyCount "62"]

1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.e3 a6 5.Bd3 b5 6.b3 Bg4 7.O-O e6 8.Nbd2 Bd6 9.
Bb2 Nbd7 10.e4 dxe4 11.Nxe4 Nxe4 12.Bxe4 Rc8 13.Re1 O-O 14.Qe2 Qc7 15.h3 
Bh5 16.a4 bxc4 17.Qxc4 Nb6 18.Qxa6 f5 19.Bc2 Bxf3 20.gxf3 Rf6 21.a5 Nd5 
22.Qc4 Rh6 23.Bc1 Rxh3 24.Rxe6 Qf7 25.Rxd6 Qh5 26.Kf1 Qxf3 27.Ke1 Rh1+ 28.
Kd2 Qxf2+ 29.Qe2 Qf4+ 30.Kd3 Rh3+ 31.Be3 Rxe3+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.36"]
[White "San Martin Basualto, Epiro"]
[Black "Feliciano Ebert, Vanessa"]
[Result "0-1"]
[WhiteElo "2114"]
[BlackElo "2268"]
[ECO "E81"]
[EventDate "2012.10.12"]
[PlyCount "68"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Bg5 Nc6 7.Nge2 a6 8.Rc1 Rb8 
9.b3 Bd7 10.d5 Na5 11.Qd2 c5 12.Bh6 b5 13.cxb5 axb5 14.Bxg7 Kxg7 15.Ng3 
Qb6 16.Be2 h5 17.Qg5 e6 18.dxe6 Bxe6 19.f4 Rh8 20.e5 dxe5 21.fxe5 Nd7 22.
Nxh5+ Rxh5 23.Bxh5 c4 24.b4 Nc6 25.a3 Ndxe5 26.Be2 Re8 27.Ne4 Nd3+ 28.Bxd3
cxd3 29.Qf6+ Kg8 30.Qf2 d2+ 31.Kxd2 Qd8+ 32.Kc3 Bf5 33.Rhd1 Qe7 34.Nc5 
Qf6+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.37"]
[White "Gaitan, Juan Manuel"]
[Black "Caceres Recalde, Fernando"]
[Result "0-1"]
[WhiteElo "2266"]
[BlackElo "2159"]
[ECO "E94"]
[EventDate "2012.10.12"]
[PlyCount "88"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Na6 8.Be3 h6 
9.Nd2 Ng4 10.Bxg4 Bxg4 11.Qxg4 exd4 12.Bxd4 Bxd4 13.Rac1 Nc5 14.Qh3 Kh7 
15.b4 Ne6 16.Nb3 Be5 17.Ne2 Qe7 18.Qe3 Rae8 19.Na5 c5 20.a3 Nd4 21.Nb3 
Bxh2+ 22.Kxh2 Qh4+ 23.Kg1 Rxe4 24.Nbxd4 Rxe3 25.fxe3 cxd4 26.exd4 Qe4 27.
Rf2 b6 28.c5 dxc5 29.bxc5 bxc5 30.Rxc5 Rb8 31.Rxf7+ Kg8 32.Rf2 Rb1+ 33.Nc1
h5 34.Rfc2 Qxd4+ 35.Kh2 Rb2 36.Ne2 Qd6+ 37.g3 Rxc2 38.Rxc2 Qxa3 39.Nf4 Qd6
40.Rc8+ Kh7 41.Re8 a5 42.Re6 Qd2+ 43.Kh3 a4 44.Rxg6 Qxf4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.38"]
[White "Espinoza Palomino, Willyam"]
[Black "Pineiro, Dario"]
[Result "1-0"]
[WhiteElo "2265"]
[BlackElo "2141"]
[ECO "C42"]
[EventDate "2012.10.12"]
[PlyCount "65"]

1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.Nc3 Nxc3 6.dxc3 Be7 7.Be3 Nc6 8.
Qd2 Be6 9.O-O-O Qd7 10.h4 h6 11.h5 O-O-O 12.Nd4 Nxd4 13.Bxd4 Qa4 14.a3 c5 
15.Be3 d5 16.Be2 Kb8 17.Kb1 Ka8 18.Bf4 d4 19.Be5 d3 20.cxd3 f6 21.Bg3 Qb3 
22.c4 Bxc4 23.Qc3 Qxc3 24.bxc3 Bb3 25.Rd2 c4 26.Kb2 cxd3 27.Rxd3 Rxd3 28.
Bxd3 Bd5 29.f3 Rd8 30.Re1 Bc5 31.Bg6 b6 32.Rd1 Kb7 33.Rxd5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.39"]
[White "Perez, Maximiliano"]
[Black "Fernandez, Maria Florencia"]
[Result "1/2-1/2"]
[WhiteElo "2264"]
[BlackElo "2138"]
[ECO "A05"]
[EventDate "2012.10.12"]
[PlyCount "63"]

1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 O-O 5.Bg2 d6 6.O-O e5 7.c4 Nfd7 8.Nc3 f5 
9.d4 e4 10.Ne1 Nc6 11.Nc2 Nb6 12.d5 Nxb4 13.Nxb4 Nxc4 14.Qb3 Nxb2 15.a4 
Bxc3 16.Qxc3 Qf6 17.Qb3 Bd7 18.Rfb1 a5 19.Nc2 Nxa4 20.Rxa4 Bxa4 21.Qxa4 
Rfb8 22.Nd4 Qf7 23.Qb5 a4 24.f3 exf3 25.Bxf3 a3 26.Ra1 Ra6 27.Ra2 Qe8 28.
Qd3 Rba8 29.Nb5 Qd7 30.e4 Ra5 31.Nd4 fxe4 32.Bxe4 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.40"]
[White "Cuevas, Alex"]
[Black "Brizzi, Victor Emmanuel"]
[Result "1-0"]
[WhiteElo "2263"]
[BlackElo "1930"]
[ECO "A10"]
[EventDate "2012.10.12"]
[PlyCount "59"]

1.c4 f5 2.g3 Nf6 3.Bg2 d6 4.Nc3 g6 5.d3 Bg7 6.e4 e5 7.Nge2 O-O 8.O-O Nc6 
9.Nd5 Be6 10.Bg5 Ne7 11.Nxf6+ Bxf6 12.Bh6 Bg7 13.Bxg7 Kxg7 14.exf5 gxf5 
15.f4 c6 16.Kh1 Qb6 17.Qc1 Ng6 18.h4 Qc5 19.b4 Qxb4 20.h5 Nh8 21.fxe5 dxe5
22.Qg5+ Kf7 23.Rab1 Qe7 24.Qe3 Qc7 25.Qh6 Rg8 26.Bh3 Rg7 27.g4 Qd7 28.gxf5
Qxd3 29.Rxb7+ Bd7 30.Rxd7+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.41"]
[White "Mellano, Santiago"]
[Black "Sampaio, Leonardo de Souza Prallon"]
[Result "1-0"]
[WhiteElo "2242"]
[BlackElo "1976"]
[ECO "E14"]
[EventDate "2012.10.12"]
[PlyCount "80"]

1.Nf3 Nf6 2.d4 e6 3.e3 b6 4.Bd3 Bb7 5.O-O Be7 6.c4 O-O 7.Nc3 d5 8.b3 c5 9.
Bb2 Nc6 10.Rc1 Rc8 11.Qe2 dxc4 12.bxc4 Qc7 13.d5 exd5 14.cxd5 Nb4 15.e4 
Nxd3 16.Qxd3 Rfd8 17.Rfe1 a6 18.a4 c4 19.Qe2 Bb4 20.Nd4 Re8 21.Qe3 Rcd8 
22.Nf5 Bc8 23.Nxg7 Kxg7 24.Nb5 Qe7 25.d6 Bxd6 26.Nxd6 Rxd6 27.Qg3+ Kh8 28.
Ba3 Nxe4 29.Bxd6 Qf6 30.Bb8 Bb7 31.Qf4 Qg6 32.f3 Rg8 33.Re2 Qg5 34.Qxg5 
Nxg5 35.Be5+ Rg7 36.Bxg7+ Kxg7 37.Rxc4 b5 38.Rc7 Bd5 39.Rc5 Bc4 40.Rxg5+ 
Kh6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.42"]
[White "Villegas, Franco"]
[Black "Mahia, Gustavo"]
[Result "0-1"]
[WhiteElo "1852"]
[BlackElo "2409"]
[ECO "B12"]
[EventDate "2012.10.12"]
[PlyCount "92"]

1.e4 c6 2.d4 d5 3.e5 Bf5 4.h4 h6 5.c4 e6 6.Nc3 Ne7 7.cxd5 Nxd5 8.Bd3 Bxd3 
9.Qxd3 Nb4 10.Qe2 Qxd4 11.Nf3 Qd3 12.Qxd3 Nxd3+ 13.Ke2 Nb4 14.Be3 Nd7 15.
Rhd1 Be7 16.Rac1 Nb6 17.Ne4 N4d5 18.Bc5 Bxc5 19.Nxc5 O-O-O 20.Rd4 Ne7 21.
Rf4 Rhf8 22.h5 Kb8 23.Nd2 Nbd5 24.Rg4 Nf5 25.Nc4 Nde7 26.Na5 b6 27.Na6+ 
Kc8 28.Nxc6 Nxc6 29.Rxc6+ Kb7 30.Rc7+ Kxa6 31.Ra4+ Kb5 32.Raxa7 Rd5 33.
Rxf7 Rxe5+ 34.Kf1 Rc8 35.g4 Nh4 36.Kg1 Rc1+ 37.Kh2 Ree1 38.a4+ Kb4 39.Kg3 
g5 40.hxg6 Nxg6 41.Rf6 Rg1+ 42.Kf3 Ne5+ 43.Kf4 Rce1 44.Rg7 Nd3+ 45.Kf3 
Ne5+ 46.Kf4 Rg2 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.43"]
[White "Zuluaga Mancilla, Cesar"]
[Black "Baeta, Marcio Netto"]
[Result "1-0"]
[WhiteElo "2394"]
[BlackElo "2101"]
[ECO "A43"]
[EventDate "2012.10.12"]
[PlyCount "80"]

1.d4 Nf6 2.Nf3 c5 3.d5 b5 4.a4 b4 5.c4 g6 6.Qc2 Na6 7.b3 Bg7 8.Bb2 O-O 9.
e4 d6 10.Nbd2 Nc7 11.h3 e5 12.dxe6 Nxe6 13.O-O-O Bb7 14.g3 Re8 15.Bd3 Nd7 
16.Bxg7 Kxg7 17.Qb2+ f6 18.Rhe1 Ne5 19.Bf1 Qe7 20.Re3 Nc6 21.Bg2 Rac8 22.
Ne1 Ncd4 23.Nd3 Qf7 24.f4 Kg8 25.Rde1 f5 26.h4 Ng7 27.Nxb4 fxe4 28.Nxe4 
Ngf5 29.Nf6+ Qxf6 30.Rxe8+ Rxe8 31.Rxe8+ Kf7 32.Bxb7 Kxe8 33.Nd5 Qd8 34.
Qg2 Nxb3+ 35.Kb2 Na5 36.Ba6 Kf7 37.g4 Qb8+ 38.Bb5 Nxc4+ 39.Ka2 Nd4 40.Qe4 
Nxb5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.44"]
[White "Lujan, Carolina"]
[Black "Fonseca, Luis Ernesto Serra"]
[Result "1-0"]
[WhiteElo "2379"]
[BlackElo "2096"]
[ECO "B50"]
[EventDate "2012.10.12"]
[PlyCount "75"]

1.e4 c5 2.Nf3 d6 3.c3 Nf6 4.h3 Nc6 5.Bd3 g6 6.Bc2 Bg7 7.O-O O-O 8.d4 Nd7 
9.d5 Nce5 10.Nh2 a6 11.Nd2 Nf6 12.f4 Ned7 13.Ndf3 b5 14.Qe1 Nb6 15.Qh4 e6 
16.dxe6 fxe6 17.e5 Nh5 18.Qxd8 Rxd8 19.g4 Ng3 20.Re1 d5 21.Kg2 Ne4 22.Bxe4
dxe4 23.Ng5 Nd5 24.Nxe4 c4 25.Nf3 h6 26.Nd4 Kf7 27.Nd6+ Rxd6 28.exd6 Bxd4 
29.cxd4 Ra7 30.f5 exf5 31.Re5 fxg4 32.Bxh6 gxh3+ 33.Kg3 Nf6 34.Rd1 Ng8 35.
Bg5 Bd7 36.Rc5 Rb7 37.Rc7 Rxc7 38.dxc7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.45"]
[White "Teixeira, Ricardo da Silva"]
[Black "Okamura, Milton Kasuo"]
[Result "1/2-1/2"]
[WhiteElo "2276"]
[BlackElo "2092"]
[ECO "A28"]
[EventDate "2012.10.12"]
[PlyCount "125"]

1.c4 e5 2.Nc3 Nf6 3.Nf3 Nc6 4.e4 Bc5 5.Nxe5 Nxe5 6.d4 Bb4 7.dxe5 Nxe4 8.
Qd4 Nxc3 9.bxc3 Be7 10.Bd3 O-O 11.O-O d6 12.Bf4 c5 13.Qe4 g6 14.Rad1 Qb6 
15.exd6 Bxd6 16.Bh6 Rd8 17.Qf3 Qc7 18.h4 Be6 19.h5 Be5 20.Rb1 Rab8 21.Rfe1
b6 22.Rb3 Re8 23.Bg5 Rbc8 24.h6 f5 25.Bf1 Bd7 26.Rd1 Bc6 27.Qh3 Ba4 28.g4 
Rf8 29.Bg2 Bf6 30.Bd5+ Kh8 31.Bxf6+ Rxf6 32.g5 Rff8 33.Re1 Bxb3 34.axb3 
Rfe8 35.Re3 Qf4 36.Qg3 Qxg3+ 37.Rxg3 f4 38.Rg4 Rf8 39.Kg2 Rce8 40.Kf3 Re5 
41.Be4 Re7 42.Rg1 Rfe8 43.Re1 Rf8 44.Ra1 a5 45.Rd1 Re5 46.Rg1 Ree8 47.Rg4 
Rd8 48.Rg1 Rd2 49.Rb1 Rfd8 50.Bd5 Rc2 51.Re1 Rf8 52.Re7 Rxc3+ 53.Kg4 Rxb3 
54.Ra7 Rb2 55.f3 Rb1 56.Be4 Rg1+ 57.Kh4 Ra1 58.Bc6 Ra3 59.Kg4 Rb3 60.Rb7 
Rb4 61.Bd5 a4 62.Ra7 Rd8 63.Be6 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.46"]
[White "Cerda Albornoz, Guillermo"]
[Black "Crespo, Eugenio"]
[Result "1-0"]
[WhiteElo "2267"]
[BlackElo "2076"]
[ECO "C00"]
[EventDate "2012.10.12"]
[PlyCount "94"]

1.e4 e6 2.e5 d5 3.exd6 Bxd6 4.d4 Nf6 5.Nf3 O-O 6.Bg5 Nbd7 7.Nc3 c5 8.Ne4 
Be7 9.Nxf6+ Nxf6 10.c3 cxd4 11.Qxd4 h6 12.Qxd8 Rxd8 13.Bf4 Bd7 14.Be2 Nd5 
15.Bg3 Bf6 16.O-O Ba4 17.Rac1 Rac8 18.Rfe1 g5 19.Ne5 Bg7 20.Bd1 Nb6 21.b3 
Be8 22.c4 f6 23.Nf3 e5 24.Bc2 Bc6 25.Bf5 Ra8 26.Red1 Nd7 27.Ne1 Bf8 28.Nc2
Kf7 29.Rd2 Nc5 30.Rcd1 Rxd2 31.Rxd2 Ne6 32.f3 Bc5+ 33.Bf2 Bxf2+ 34.Kxf2 
Ke7 35.Bxe6 Kxe6 36.Na3 h5 37.c5 a5 38.Rd6+ Ke7 39.Nc4 Kf7 40.h3 Rc8 41.a3
e4 42.Rd4 Ke6 43.fxe4 Bxe4 44.Nd6 Rxc5 45.Nxe4 Rb5 46.b4 Ke5 47.Ke3 g4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.47"]
[White "Tobares, Leandro"]
[Black "Pirola, Marcos"]
[Result "1-0"]
[WhiteElo "2261"]
[BlackElo "2070"]
[ECO "A24"]
[EventDate "2012.10.12"]
[PlyCount "57"]

1.c4 Nf6 2.Nc3 e5 3.g3 g6 4.Bg2 Bg7 5.Nf3 d6 6.O-O O-O 7.d3 Re8 8.h3 c6 9.
e4 Na6 10.Be3 Nc7 11.d4 exd4 12.Nxd4 Ne6 13.Nb3 Qe7 14.Re1 Rd8 15.Qc2 Nd7 
16.Rad1 Nec5 17.e5 Bxe5 18.Bxc5 dxc5 19.f4 f6 20.fxe5 Nxe5 21.Rxd8+ Qxd8 
22.Ne4 Be6 23.Qc3 Bxc4 24.Nxf6+ Qxf6 25.Rxe5 Qf7 26.Nxc5 Rd8 27.Ne4 Bxa2 
28.Nf6+ Kf8 29.Qa3+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.48"]
[White "Cervetto, Esteban"]
[Black "Batista, Gerson Peres"]
[Result "1-0"]
[WhiteElo "2100"]
[BlackElo "2233"]
[ECO "C63"]
[EventDate "2012.10.12"]
[PlyCount "41"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 f5 4.Nc3 fxe4 5.Nxe4 Nf6 6.Qe2 d5 7.Ng3 Bd6 8.Nxe5
O-O 9.Nxc6 bxc6 10.Bxc6 Rb8 11.O-O Rb6 12.Ba4 Ng4 13.d4 Qh4 14.h3 Nxf2 15.
Rxf2 Rxf2 16.Qxf2 Bxg3 17.Qf3 Rf6 18.Qxd5+ Re6 19.Bg5 Bf2+ 20.Kh1 Qxd4 21.
Bb3 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.49"]
[White "Bouwman, Marcelo Wanderley"]
[Black "Morelli, Nicolas"]
[Result "1/2-1/2"]
[WhiteElo "2233"]
[BlackElo "2036"]
[ECO "C28"]
[EventDate "2012.10.12"]
[PlyCount "38"]

1.e4 e5 2.Nc3 Nc6 3.Bc4 Nf6 4.d3 h6 5.f4 exf4 6.Bxf4 d6 7.Nf3 Bg4 8.Qd2 
Be7 9.O-O Qd7 10.Rae1 Nh5 11.Be3 Bxf3 12.gxf3 Ne5 13.Bb3 Bh4 14.Rd1 g5 15.
d4 Ng6 16.Ba4 c6 17.d5 O-O-O 18.dxc6 bxc6 19.Ne2 Ne5 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.50"]
[White "Sanchez Sandoval, Gonzalo"]
[Black "Anino, Sergio"]
[Result "1-0"]
[WhiteElo "2029"]
[BlackElo "2226"]
[ECO "C60"]
[EventDate "2012.10.12"]
[PlyCount "81"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 Nge7 4.Nc3 d6 5.d4 exd4 6.Nxd4 a6 7.Be2 Nxd4 8.
Qxd4 Nc6 9.Qd1 g6 10.Be3 Bg7 11.Qd2 Be6 12.O-O O-O 13.f4 f5 14.exf5 Bxf5 
15.Bf3 Kh8 16.Nd5 Rb8 17.c4 Re8 18.Rac1 Qd7 19.b4 h5 20.Kh1 a5 21.b5 Nb4 
22.Ba7 Ra8 23.Bg1 Nxd5 24.Bxd5 c6 25.Bf3 cxb5 26.cxb5 Qxb5 27.Rfd1 Rad8 
28.Rc7 Rd7 29.Rxd7 Qxd7 30.Qxa5 Be4 31.Bxe4 Rxe4 32.Qb6 Qc6 33.Qd8+ Kh7 
34.Rxd6 Qc2 35.Rd2 Qc1 36.Rd7 Re1 37.Qb6 Kh6 38.f5 Rxg1+ 39.Qxg1 Qc6 40.
Qd1 Kh7 41.fxg6+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.51"]
[White "Jorquera Alfaro, Mauricio"]
[Black "Zuriel, Marisa"]
[Result "0-1"]
[WhiteElo "2036"]
[BlackElo "2217"]
[ECO "A58"]
[EventDate "2012.10.12"]
[PlyCount "142"]

1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.bxa6 g6 6.Nf3 Bxa6 7.g3 Bg7 8.Bg2 d6 
9.O-O O-O 10.Nc3 Nbd7 11.Rb1 Qa5 12.Qc2 Rfb8 13.Rd1 Ne8 14.Bd2 Nc7 15.a4 
Qb6 16.b3 Bb7 17.e4 Na6 18.Nb5 Rc8 19.Bh3 Qd8 20.Rdc1 Rcb8 21.Qd3 Bc8 22.
Bc3 Bxc3 23.Qxc3 Nb4 24.Qe3 Nf6 25.Bxc8 Qxc8 26.Kg2 Kg7 27.h3 Qd7 28.Rc4 
Re8 29.Rd1 Qb7 30.Ne1 h6 31.Kh2 Kh7 32.Nd3 Nxd3 33.Qxd3 Nd7 34.f4 Nb6 35.
Rc2 c4 36.bxc4 Nxa4 37.e5 Nc5 38.Qf3 Qd7 39.Re1 Rf8 40.exd6 exd6 41.Rce2 
Kg8 42.f5 Rad8 43.f6 Kh7 44.Re7 Qf5 45.Qxf5 gxf5 46.Rf1 Kg6 47.Nd4 Ra8 48.
Re2 Ra4 49.Nxf5 Rxc4 50.Nxd6 Rd4 51.Nf5 Rd3 52.Ne7+ Kh7 53.Rff2 Re8 54.Re5
Nd7 55.Ref5 Ra8 56.R5f3 Rd1 57.Re3 Raa1 58.g4 Rh1+ 59.Kg3 Rhg1+ 60.Kf4 Ra6
61.Nc6 Ra4+ 62.Re4 Ra3 63.h4 Nxf6 64.Re7 Nxd5+ 65.Ke5 Nxe7 66.Nxe7 Re3+ 
67.Kd6 Rd1+ 68.Nd5 Kg7 69.g5 hxg5 70.hxg5 Re6+ 71.Kc5 Re5 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.52"]
[White "Paniagua Chnelik, Sebastian"]
[Black "Heinecke, Victor"]
[Result "1-0"]
[WhiteElo "2204"]
[BlackElo "2025"]
[ECO "B37"]
[EventDate "2012.10.12"]
[PlyCount "65"]

1.d4 d6 2.Nf3 Nf6 3.c4 g6 4.Nc3 Bg7 5.e4 O-O 6.Be2 c5 7.O-O cxd4 8.Nxd4 
Nc6 9.Nc2 Be6 10.Be3 a5 11.f3 Nd7 12.Qd2 Nc5 13.Kh1 Ne5 14.Nd5 Bxd5 15.
cxd5 Qb6 16.Rab1 Rfc8 17.Bd4 Ned7 18.Bxg7 Kxg7 19.Qd4+ Kg8 20.f4 Na6 21.
Qd2 Nb4 22.Nd4 Nxa2 23.Bg4 Rc7 24.Bxd7 Rxd7 25.f5 Qb4 26.Qe3 Rc8 27.fxg6 
hxg6 28.Qf4 Qxd4 29.Qxf7+ Kh8 30.Rf3 Qe5 31.Rh3+ Qh5 32.Rxh5+ gxh5 33.
Qxh5+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.53"]
[White "Aberbach, Angel"]
[Black "Miranda Junior, Roberto Calheiros"]
[Result "0-1"]
[WhiteElo "2023"]
[BlackElo "2200"]
[ECO "A22"]
[EventDate "2012.10.12"]
[PlyCount "66"]

1.c4 e5 2.Nc3 Nf6 3.g3 Bb4 4.Bg2 Bxc3 5.bxc3 O-O 6.d3 Re8 7.e4 d6 8.h3 c6 
9.Rb1 d5 10.cxd5 cxd5 11.exd5 Nxd5 12.Qb3 Nb6 13.Qc2 Bf5 14.Be4 Bxe4 15.
dxe4 Qf6 16.Kf1 N8d7 17.Kg2 Qc6 18.Nf3 Rec8 19.Bd2 Nc4 20.Bc1 Nc5 21.Re1 
Rd8 22.Nd2 Nxd2 23.Bxd2 Rxd2 24.Qxd2 Nxe4 25.Qe3 Nxc3+ 26.Kh2 Nxb1 27.Rxb1
b6 28.Rc1 Qd6 29.Qe4 h6 30.Rc6 Qd2 31.Rc2 Qd7 32.Rc6 Rd8 33.Qa4 Qd4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.54"]
[White "Pardo Agudelo, Alejandro"]
[Black "Evans, Pablo"]
[Result "0-1"]
[WhiteElo "2181"]
[BlackElo "2017"]
[ECO "A47"]
[EventDate "2012.10.12"]
[PlyCount "73"]

1.d4 Nf6 2.Nf3 b6 3.e3 Bb7 4.Nbd2 e6 5.Bd3 d5 6.O-O Nbd7 7.Ne5 Bd6 8.f4 
Qe7 9.b3 O-O-O 10.Qe2 Nb8 11.a4 a5 12.Bb2 Nfd7 13.e4 f6 14.Nxd7 Qxd7 15.e5
fxe5 16.fxe5 Bb4 17.c3 Be7 18.b4 axb4 19.a5 bxa5 20.Rxa5 Rdf8 21.Rfa1 Rf7 
22.cxb4 Rhf8 23.Bc3 Bd8 24.Nb3 Rf2 25.Qe3 Qe7 26.Nc5 Qh4 27.Be1 Bg5 28.
Qxf2 Rxf2 29.Bxf2 Qh6 30.Nxb7 Kxb7 31.Rb5+ Kc8 32.Ra8 Be3 33.Rbxb8+ Kd7 
34.Bb5+ Ke7 35.Re8+ Kf7 36.Rf8+ Kg6 37.Be8+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.55"]
[White "Postolski, Javier"]
[Black "Arcos Facio, Mateo"]
[Result "1-0"]
[WhiteElo "2006"]
[BlackElo "2174"]
[ECO "C77"]
[EventDate "2012.10.12"]
[PlyCount "117"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.Qe2 Be7 6.h3 b5 7.Bb3 O-O 8.a4 b4 
9.d3 d6 10.Nbd2 Na5 11.Nc4 Nxb3 12.cxb3 a5 13.Be3 Nd7 14.g4 c6 15.Rc1 f6 
16.Ncd2 d5 17.Nf1 Ba6 18.Ng3 dxe4 19.Nxe4 f5 20.gxf5 Rxf5 21.Ng3 Rf8 22.
Rg1 Qe8 23.Nd2 Rd8 24.Rxc6 Nb8 25.Rxa6 Nxa6 26.Qg4 Qg6 27.Nf5 Rxf5 28.Qc4+
Qf7 29.Qxa6 Bh4 30.Ne4 Kh8 31.Qc4 Qxc4 32.dxc4 Rd3 33.Ke2 Rxb3 34.Rb1 h5 
35.c5 Rf7 36.Nd2 Rxe3+ 37.fxe3 Rc7 38.Ne4 Kh7 39.Rg1 Be7 40.Rc1 Kg6 41.Kd3
Kf5 42.Rf1+ Ke6 43.Kc4 Rc8 44.Rg1 g6 45.Rxg6+ Kf5 46.Nd6+ Bxd6 47.Rxd6 Ke4
48.Re6 b3 49.c6 Kxe3 50.Rxe5+ Kf4 51.Rxa5 Rxc6+ 52.Kxb3 h4 53.Rd5 Rg6 54.
Rd3 Rb6+ 55.Ka3 Rg6 56.a5 Rg3 57.Rc3 Rg1 58.Kb4 Rg8 59.b3 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.56"]
[White "Santopietro, Gerardo"]
[Black "Fiori, Alberto Nicolas"]
[Result "0-1"]
[WhiteElo "2006"]
[BlackElo "2159"]
[ECO "B40"]
[EventDate "2012.10.12"]
[PlyCount "74"]

1.e4 c5 2.Nf3 e6 3.c4 Nc6 4.Nc3 a6 5.d4 cxd4 6.Nxd4 Bb4 7.Nxc6 bxc6 8.Bd2 
e5 9.a3 Bc5 10.Be2 Nf6 11.O-O O-O 12.b4 Bd4 13.Rb1 d5 14.exd5 cxd5 15.Nxd5
Nxd5 16.cxd5 Bf5 17.Rc1 Qxd5 18.Bc4 Qb7 19.Qb3 Be4 20.Qg3 Rac8 21.Bh6 Bg6 
22.Be3 Bb2 23.Bc5 Bxc1 24.Rxc1 Rfe8 25.Re1 Kh8 26.Rxe5 f6 27.Rxe8+ Rxe8 
28.h4 Qc6 29.Qf4 Re1+ 30.Kh2 Re4 31.Qb8+ Be8 32.Bd3 Rxh4+ 33.Kg3 Rh5 34.f4
Rh1 35.Bxa6 h5 36.Bb7 Qe6 37.Qa7 h4+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.57"]
[White "Lopez Miller, Indalecio"]
[Black "Souza Neves, Andrey"]
[Result "0-1"]
[WhiteElo "1940"]
[BlackElo "2147"]
[ECO "B73"]
[EventDate "2012.10.12"]
[PlyCount "96"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Be2 g6 7.O-O Bg7 8.Be3 
O-O 9.Qd2 d5 10.exd5 Nb4 11.Bh6 Bxh6 12.Qxh6 Qb6 13.Rfd1 Nbxd5 14.Nxd5 
Nxd5 15.c4 Nf6 16.Rab1 e5 17.Nb3 Ng4 18.Qh4 h5 19.h3 Qf6 20.Qxf6 Nxf6 21.
Nd2 Bf5 22.Rbc1 Rfe8 23.b4 e4 24.Nf1 Be6 25.Ne3 a5 26.a3 axb4 27.axb4 Ra2 
28.Rc2 Rea8 29.Rd8+ Kg7 30.Rxa8 Rxa8 31.c5 Kf8 32.h4 Ke7 33.g3 Nd7 34.Rc1 
Ne5 35.Kf1 Ra2 36.Rb1 Kd7 37.Ke1 Kc7 38.Kd1 Nd3 39.Bxd3 exd3 40.Ke1 Re2+ 
41.Kf1 Bh3+ 42.Ng2 Re4 43.Kg1 Bg4 44.Rb2 Re2 45.Rb1 d2 46.Rd1 Rxf2 47.Kxf2
Bxd1 48.Ke3 Bf3 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.58"]
[White "Speranza, Mariano"]
[Black "Avila, Pedro Andres"]
[Result "0-1"]
[WhiteElo "1851"]
[BlackElo "2145"]
[ECO "B84"]
[EventDate "2012.10.12"]
[PlyCount "62"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 e6 7.Be3 Nbd7 8.O-O 
b5 9.a3 Bb7 10.f3 Rc8 11.Qe1 Be7 12.Rd1 O-O 13.g4 Nb6 14.g5 Nfd7 15.f4 e5 
16.Nf5 exf4 17.Bxf4 d5 18.exd5 Bc5+ 19.Kh1 Re8 20.Qg3 Rxe2 21.Nh6+ Kf8 22.
Bd6+ Bxd6 23.Qxd6+ Re7 24.Nxf7 Qc7 25.Nd8+ Ke8 26.Nxb7 Qxb7 27.g6 hxg6 28.
Qxg6+ Kd8 29.Ne4 Nxd5 30.Nd6 Qc6 31.Nf7+ Rxf7 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.59"]
[White "Mackeprang, Luis"]
[Black "Arias, Juan Cruz"]
[Result "1/2-1/2"]
[WhiteElo "2145"]
[BlackElo "1899"]
[ECO "C00"]
[EventDate "2012.10.12"]
[PlyCount "14"]

1.e4 e6 2.g3 d5 3.exd5 exd5 4.Bg2 Nf6 5.Ne2 Bd6 6.O-O O-O 7.d4 Re8 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.60"]
[White "Arango, Andres Mauricio"]
[Black "Curotto, Nicolas"]
[Result "1-0"]
[WhiteElo "2140"]
[BlackElo "1859"]
[ECO "B35"]
[EventDate "2012.10.12"]
[PlyCount "107"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.Nc3 Bg7 6.Be3 Nf6 7.Bc4 O-O 8.Bb3 
a5 9.f3 d5 10.Nxd5 Nxd5 11.exd5 Nb4 12.c4 a4 13.Bc2 Qb6 14.O-O Nxc2 15.
Nxc2 Qxb2 16.Bd4 Bxd4+ 17.Nxd4 Qb6 18.Kh1 Rd8 19.Rb1 Qc5 20.Qd3 e5 21.Nc2 
Bf5 22.Qc3 Rac8 23.Rxb7 Qxc4 24.Qxc4 Rxc4 25.Ne3 Rc3 26.Re1 Ra3 27.Rb2 Rd3
28.g4 Bd7 29.Kg2 f6 30.Kf2 Be8 31.Rc1 a3 32.Rbc2 Kf8 33.h4 Bf7 34.Ke2 Rd4 
35.Rc8 Ke8 36.R1c6 Bxd5 37.Rxd8+ Kxd8 38.Rd6+ Ke7 39.Rxd5 Rb4 40.Rxe5+ Kf7
41.Re7+ Kf8 42.Rd7 Rb1 43.h5 gxh5 44.gxh5 Kg8 45.Nc4 Rh1 46.Nxa3 Rh2+ 47.
Ke3 Rxa2 48.Nc4 Rc2 49.Nd2 Rc5 50.Ne4 Re5 51.f4 Re8 52.f5 Rf8 53.h6 Kh8 
54.Nxf6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.61"]
[White "Saitta, Jorge"]
[Black "Ferreira, Kleber Victor"]
[Result "1-0"]
[WhiteElo "1847"]
[BlackElo "2121"]
[ECO "C53"]
[EventDate "2012.10.12"]
[PlyCount "109"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Qf6 5.d4 Bb6 6.O-O h6 7.dxe5 Nxe5 8.Nxe5 
Qxe5 9.Qb3 Qe7 10.e5 h5 11.Nd2 Nh6 12.Nf3 O-O 13.Bxh6 gxh6 14.Rfe1 Kh8 15.
Rad1 Bc5 16.Qc2 Rg8 17.Qf5 d5 18.Qxh5 Rg6 19.Nh4 Rg7 20.Bd3 Qg5 21.Qxg5 
hxg5 22.Nf5 Bxf5 23.Bxf5 c6 24.b4 Be7 25.a4 Rgg8 26.b5 Rgd8 27.Rb1 Rab8 
28.Re3 Kg7 29.Rh3 c5 30.Rh7+ Kg8 31.Rd1 Bf8 32.Rd3 Bg7 33.Rh5 Bxe5 34.
Rxg5+ Kf8 35.Bg4 f6 36.Rf5 d4 37.c4 Ke7 38.f4 Bd6 39.h4 Rh8 40.h5 Rbg8 41.
Bf3 b6 42.g4 Rg7 43.Kg2 Rhg8 44.Kh3 Re8 45.Kh4 Ke6 46.Rd2 Be7 47.Re2+ Kd6 
48.Bc6 Reg8 49.Rd5+ Kc7 50.Rd7+ Kc8 51.Rexe7 Rxg4+ 52.Kh3 Rg3+ 53.Kh2 R3g4
54.Rc7+ Kb8 55.Rb7+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.62"]
[White "Benedetti, Julio"]
[Black "Freitas, Rames Fialho de"]
[Result "1-0"]
[WhiteElo "2117"]
[ECO "C02"]
[EventDate "2012.10.12"]
[PlyCount "33"]

1.e4 e6 2.d4 d5 3.e5 c5 4.dxc5 Nc6 5.Nf3 Bxc5 6.Bd3 f6 7.Qe2 fxe5 8.Nxe5 
Nf6 9.Nxc6 bxc6 10.Nd2 O-O 11.Nf3 Ng4 12.Bxh7+ Kxh7 13.Ng5+ Kg6 14.Qxg4 
Bxf2+ 15.Kd1 Rf6 16.Nxe6+ Kh7 17.Qxg7# 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.63"]
[White "Ayala, Gustavo"]
[Black "Leskovar, Matias"]
[Result "0-1"]
[WhiteElo "1955"]
[BlackElo "2283"]
[ECO "C62"]
[EventDate "2012.10.12"]
[PlyCount "88"]

1.e4 e5 2.Nf3 d6 3.d4 exd4 4.Qxd4 Nc6 5.Bb5 Bd7 6.Bxc6 bxc6 7.c4 Nf6 8.Bg5
Be7 9.Nc3 O-O 10.O-O-O c5 11.Qd2 Be6 12.e5 dxe5 13.Qxd8 Rfxd8 14.Rxd8+ 
Bxd8 15.Rd1 h6 16.Bh4 Bg4 17.h3 Bxf3 18.gxf3 Be7 19.Bxf6 Bxf6 20.Ne4 Bh4 
21.Rd5 Re8 22.Rxc5 Re7 23.Rd5 f5 24.Ng3 g6 25.Kd2 Kf7 26.Ke2 e4 27.fxe4 f4
28.Nf1 Rxe4+ 29.Kd3 Re1 30.Nd2 Bxf2 31.Rd7+ Ke6 32.Rxc7 Re3+ 33.Kc2 Rxh3 
34.c5 g5 35.b4 g4 36.Rxa7 Bd4 37.Ra6+ Kf5 38.c6 Rc3+ 39.Kd1 g3 40.Nb3 Rxb3
41.Ra5+ Ke4 42.c7 g2 43.axb3 g1=Q+ 44.Kc2 Qf2+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.64"]
[White "Fiora, Emilio"]
[Black "Barea, Luis"]
[Result "1-0"]
[WhiteElo "1954"]
[BlackElo "2245"]
[ECO "C15"]
[EventDate "2012.10.12"]
[PlyCount "135"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 dxe4 6.Qg4 Nf6 7.Qxg7 Rg8 8.
Qh6 Rg6 9.Qd2 c5 10.Ne2 Nc6 11.Bb2 Qa5 12.O-O-O cxd4 13.cxd4 Qxd2+ 14.Rxd2
e3 15.fxe3 Ne4 16.Nf4 Nxd2 17.Kxd2 Rg5 18.Bd3 f5 19.g3 Bd7 20.d5 exd5 21.
Nxd5 Kf7 22.e4 fxe4 23.Bxe4 Bh3 24.Nf4 Rd8+ 25.Kc1 Bf5 26.Bd5+ Rxd5 27.
Nxd5 Be4 28.Rf1+ Rf5 29.Rxf5+ Bxf5 30.Kd2 Ke6 31.Nf4+ Kd6 32.Bg7 Ke7 33.c4
Kf7 34.Bc3 Ke7 35.c5 Kf7 36.Ke3 Bc2 37.Nd5 Ke6 38.Nc7+ Kd7 39.Nb5 Ba4 40.
Nd6 b6 41.Ne4 Bc2 42.cxb6 axb6 43.Bd4 Kc7 44.Nf6 Nxd4 45.Kxd4 Kd6 46.g4 
Ke6 47.Nd5 Bd1 48.h3 Bf3 49.Nf4+ Kf6 50.Ke3 Bc6 51.h4 h6 52.Nd3 Ba4 53.Ke4
Bc6+ 54.Kf4 Ba4 55.Nb4 Bb3 56.Nc6 Bc2 57.Nd4 Bd3 58.Nf5 h5 59.g5+ Kg6 60.
Ne7+ Kf7 61.Nd5 b5 62.Ke5 Bc2 63.Nf4 Bd1 64.g6+ Kg7 65.Kf5 Kh6 66.Kf6 Bb3 
67.Nd3 Bc2 68.Ne5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.65"]
[White "Arias, Juan Carlos"]
[Black "Freitas, Julio Eimard de"]
[Result "1/2-1/2"]
[WhiteElo "2215"]
[BlackElo "1882"]
[ECO "D14"]
[EventDate "2012.10.12"]
[PlyCount "42"]

1.Nf3 d5 2.d4 Nf6 3.c4 c6 4.cxd5 cxd5 5.Nc3 Nc6 6.Bf4 Bf5 7.e3 e6 8.Bb5 
Bb4 9.Qa4 O-O 10.Bxc6 Bxc3+ 11.bxc3 bxc6 12.Ne5 a5 13.f3 h6 14.O-O Ra6 15.
c4 Nh5 16.cxd5 cxd5 17.Rac1 Nxf4 18.exf4 Qd6 19.Nd7 Rfa8 20.Nc5 Rb6 21.g3 
Rb4 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.66"]
[White "Restuccia, Francisco"]
[Black "Argote Heredia, Valentina"]
[Result "1-0"]
[WhiteElo "2118"]
[BlackElo "1856"]
[ECO "B90"]
[EventDate "2012.10.12"]
[PlyCount "69"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.h3 e6 7.g4 b5 8.Bg2 Bb7 
9.g5 Nfd7 10.Be3 Nb6 11.Qg4 N8d7 12.g6 hxg6 13.Nxe6 Qc8 14.Nxf8 Kxf8 15.
Qg3 Nc4 16.O-O Kg8 17.Bd4 Nde5 18.Bxe5 dxe5 19.b3 b4 20.Nd5 Bxd5 21.exd5 
Nd2 22.Rfe1 e4 23.Re2 Nf3+ 24.Kf1 Qf5 25.Rd1 Rd8 26.d6 Rh5 27.Rxe4 Qxe4 
28.Bxf3 Qxc2 29.Bxh5 gxh5 30.Qf3 Qxa2 31.d7 Qc2 32.Re1 Kf8 33.Qd5 g6 34.
Re8+ Kg7 35.Qe5+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.67"]
[White "Hernandez Amura, Gilberto"]
[Black "Salvatti, Diego"]
[Result "1-0"]
[WhiteElo "1851"]
[BlackElo "2112"]
[ECO "A40"]
[EventDate "2012.10.12"]
[PlyCount "69"]

1.d4 e6 2.Nf3 c5 3.e3 Nc6 4.g3 d5 5.Bg2 Nf6 6.O-O Qb6 7.c4 cxd4 8.exd4 Be7
9.Nc3 dxc4 10.Ne5 Nxe5 11.dxe5 Nd7 12.Qg4 Kf8 13.Re1 Qc5 14.Bf4 h5 15.Qe2 
Rb8 16.a4 g5 17.Ne4 Qc7 18.Nxg5 b5 19.axb5 Rxb5 20.Ne4 Qb8 21.Qxc4 Nxe5 
22.Bxe5 Rxe5 23.Qd4 f6 24.Kh1 h4 25.Rxa7 hxg3 26.fxg3 Rd5 27.Qf2 Rf5 28.
Qd4 Re5 29.Qa4 Qxb2 30.Qc6 Kf7 31.Rf1 Reh5 32.Rxf6+ Qxf6 33.Nxf6 Rxh2+ 34.
Kg1 Kxf6 35.Qf3+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.68"]
[White "Vazquez Massaro, Maximiliano"]
[Black "Rodriguez, Carolina"]
[Result "1-0"]
[WhiteElo "2112"]
[BlackElo "1776"]
[ECO "E97"]
[EventDate "2012.10.12"]
[PlyCount "71"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 
9.b4 Ne8 10.c5 f5 11.Nd2 Nf6 12.Ba3 Rf7 13.f3 f4 14.Nc4 Bf8 15.cxd6 cxd6 
16.b5 Ne8 17.Qb3 Kh8 18.Rfd1 Ng8 19.Bb4 Rg7 20.Nxe5 dxe5 21.Bxf8 Rd7 22.
Bb4 g5 23.Na4 b6 24.Bc3 Qf6 25.Nb2 Ne7 26.Nc4 Ng6 27.Qb2 Rc7 28.Bxe5 Nxe5 
29.Qxe5 Qxe5 30.Nxe5 Nd6 31.Nc6 a6 32.a4 Kg7 33.g4 a5 34.e5 Nf7 35.d6 Rb7 
36.Bc4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.69"]
[White "Epelboin, Matias"]
[Black "Chiari, Arthur Gontijo"]
[Result "0-1"]
[WhiteElo "1941"]
[BlackElo "2098"]
[ECO "B86"]
[EventDate "2012.10.12"]
[PlyCount "58"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bc4 e6 7.Bb3 Nbd7 8.f4 
Nc5 9.f5 Be7 10.O-O O-O 11.fxe6 fxe6 12.Nf5 Nxb3 13.Nxe7+ Qxe7 14.axb3 h6 
15.Qe1 Bd7 16.Qh4 Bc6 17.Rf3 Rf7 18.Re3 Raf8 19.Bd2 Qd8 20.Ree1 Qb6+ 21.
Be3 Qb4 22.Qg3 Kh7 23.e5 dxe5 24.Qxe5 Qg4 25.Qg3 Qf5 26.Qf2 Qg6 27.Qd2 Rd7
28.Qe2 Ng4 29.Bb6 Nf2 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.70"]
[White "Monteiro, Marcos Paul de Souza"]
[Black "March, Diego"]
[Result "1-0"]
[WhiteElo "2040"]
[BlackElo "1822"]
[ECO "D45"]
[EventDate "2012.10.12"]
[PlyCount "33"]

1.d4 d5 2.c4 e6 3.Nc3 c6 4.Nf3 Nf6 5.e3 dxc4 6.a4 c5 7.Bxc4 a6 8.O-O cxd4 
9.exd4 Be7 10.Qe2 b6 11.Bg5 O-O 12.Rad1 Ra7 13.Rfe1 Rd7 14.Bxe6 fxe6 15.
Qxe6+ Kh8 16.Ne5 Nh5 17.Nf7+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.71"]
[White "Sperb, Eduardo Quintana"]
[Black "Ezcurra, Mariano"]
[Result "1-0"]
[WhiteElo "2040"]
[BlackElo "1560"]
[ECO "A08"]
[EventDate "2012.10.12"]
[PlyCount "85"]

1.e4 c5 2.Nf3 e6 3.d3 Nc6 4.Nbd2 d5 5.g3 Nf6 6.Bg2 Be7 7.O-O O-O 8.e5 Nd7 
9.Re1 Qc7 10.Qe2 Nb4 11.Nf1 b6 12.Bf4 Bb7 13.c3 Nc6 14.h4 Rfe8 15.N1h2 Qd8
16.Bh3 Nf8 17.h5 h6 18.Qd2 Nh7 19.Bf1 Bg5 20.a3 d4 21.c4 Na5 22.Rab1 Bxf3 
23.Nxf3 Bxf4 24.Qxf4 Ng5 25.Nd2 Nc6 26.Bg2 Rb8 27.Kh2 Ne7 28.b4 Qc7 29.b5 
Qd8 30.a4 Rf8 31.Qg4 Nf5 32.Ra1 Qe7 33.a5 Rfc8 34.axb6 axb6 35.Ra6 Rc7 36.
Rea1 Rcc8 37.Qf4 Qd7 38.g4 Ne7 39.Qg3 Rc7 40.f4 Nh7 41.Ne4 f5 42.Nd6 fxg4 
43.Qxg4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.72"]
[White "Etchevest, Marcelo"]
[Black "Rivas, Lucas"]
[Result "0-1"]
[WhiteElo "1744"]
[BlackElo "1987"]
[ECO "C26"]
[EventDate "2012.10.12"]
[PlyCount "166"]

1.e4 e5 2.Bc4 Nf6 3.Nc3 Bc5 4.d3 d6 5.Na4 Nbd7 6.Nxc5 Nxc5 7.f4 Be6 8.fxe5
dxe5 9.Be3 Bxc4 10.Bxc5 Nd7 11.Be3 Be6 12.Nf3 f6 13.O-O Qe7 14.Qe1 c5 15.
a4 O-O 16.Nh4 Rfd8 17.Nf5 Bxf5 18.exf5 Nb8 19.Qh4 Nd7 20.Rf3 Rab8 21.Rh3 
Nf8 22.Rf1 Qf7 23.b3 b6 24.Rg3 Kh8 25.Rg4 Rd7 26.Rf3 Rd4 27.Bxd4 cxd4 28.
c4 dxc3 29.Rc4 Rd8 30.Rxc3 Nd7 31.Qc4 Qf8 32.b4 Qe8 33.Qc7 Nf8 34.Re3 h6 
35.Qxa7 Ra8 36.Qb7 Qxa4 37.Rc1 Rd8 38.Qxb6 Qd7 39.Qc5 Qxf5 40.b5 Ne6 41.
Qc4 Qg5 42.Rg3 Qd2 43.Qc3 Qa2 44.Rf3 Nd4 45.Rf2 Ne2+ 46.Rxe2 Qxe2 47.Re1 
Qxd3 48.Qxd3 Rxd3 49.Rb1 Rd8 50.Kf2 Kg8 51.Ke3 Kf7 52.b6 Ke6 53.g4 Rb8 54.
Ke4 Rb7 55.h4 g6 56.h5 f5+ 57.Ke3 fxg4 58.hxg6 Kf6 59.Ke4 Kxg6 60.Kxe5 Kg5
61.Kd5 g3 62.Kc6 Rb8 63.Kc7 Rxb6 64.Kxb6 Kf4 65.Rb4+ Kf3 66.Rb3+ Kf2 67.
Rb2+ Kf1 68.Rb1+ Kf2 69.Rb2+ Kf3 70.Rb3+ Kg4 71.Rb4+ Kh3 72.Rb5 g2 73.Rh5+
Kg4 74.Rxh6 g1=Q+ 75.Kb7 Qc5 76.Rb6 Kf5 77.Ka6 Qc4+ 78.Ka7 Ke5 79.Kb7 Kd5 
80.Ka7 Qc7+ 81.Rb7 Qa5+ 82.Kb8 Kc6 83.Ra7 Qd8# 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.73"]
[White "Minelli, Fausto"]
[Black "Heinecke, Lucas"]
[Result "0-1"]
[BlackElo "1978"]
[ECO "A04"]
[EventDate "2012.10.12"]
[PlyCount "82"]

1.Nf3 c5 2.g3 Nc6 3.Bg2 g6 4.O-O Bg7 5.c3 e5 6.d3 d5 7.e4 d4 8.c4 Nge7 9.
Ne1 O-O 10.f4 f5 11.fxe5 fxe4 12.Bxe4 Rxf1+ 13.Kxf1 Bh3+ 14.Kg1 Nxe5 15.
Bf4 Qd7 16.Nd2 h6 17.Bxe5 Bxe5 18.Bg2 Bg4 19.Bf3 Be6 20.Ne4 Rc8 21.Qe2 Bg7
22.Ng2 b6 23.Re1 Bf5 24.g4 Bxe4 25.Qxe4 Bf6 26.Nf4 Kf7 27.Nd5 Nxd5 28.
Qxd5+ Qxd5 29.Bxd5+ Kg7 30.Re6 Rf8 31.Kg2 h5 32.h3 Kh6 33.Be4 Kg5 34.Bf3 
Rf7 35.Re1 Re7 36.Rxe7 Bxe7 37.Be4 hxg4 38.hxg4 Kxg4 39.Bxg6 Bh4 40.Kf1 
Kf3 41.Kg1 Ke2 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.74"]
[White "Bulgarini Torre, Marco"]
[Black "Besso, Javier Alejandro"]
[Result "1-0"]
[WhiteElo "1977"]
[BlackElo "1751"]
[ECO "B25"]
[EventDate "2012.10.12"]
[PlyCount "71"]

1.e4 c5 2.Nc3 d6 3.g3 g6 4.Bg2 Bg7 5.d3 Nc6 6.Nh3 e6 7.O-O Nge7 8.Be3 O-O 
9.Qd2 e5 10.Bh6 f5 11.Bxg7 Kxg7 12.f4 Be6 13.Ng5 Qd7 14.Nxe6+ Qxe6 15.Rae1
Rae8 16.Nd5 Qd7 17.Ne3 b5 18.Bh3 d5 19.exf5 Nxf5 20.Nxf5+ gxf5 21.fxe5 
Nxe5 22.d4 Nc4 23.Qg5+ Kh8 24.dxc5 Ne5 25.Qf4 Qg7 26.Bxf5 Qf6 27.g4 d4 28.
Re4 Nc4 29.Qc7 Qh6 30.Rxe8 Rxe8 31.Qd7 Qe3+ 32.Kh1 Re7 33.Qd8+ Kg7 34.Bd3 
Re8 35.Qf6+ Kg8 36.Qf7+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.75"]
[White "Andrade, Roberto Luiz Costa"]
[Black "Moyses Sobrinho, Elias"]
[Result "1-0"]
[WhiteElo "2187"]
[ECO "B01"]
[EventDate "2012.10.12"]
[PlyCount "87"]

1.e4 d5 2.exd5 Nf6 3.d4 Nxd5 4.c4 Nb6 5.Nc3 Nc6 6.Be3 Bf5 7.Nf3 e6 8.Be2 
Be7 9.O-O O-O 10.h3 h6 11.Re1 Bf6 12.Qd2 Qe7 13.c5 Nd5 14.Nxd5 exd5 15.b4 
a5 16.b5 Nb4 17.Rac1 Qe4 18.Rc3 Qe7 19.a3 Nc2 20.Rxc2 Bxc2 21.Qxc2 c6 22.
b6 Rfe8 23.Bd3 Qd7 24.Bh7+ Kh8 25.Bf5 Qd8 26.Bd3 Qd7 27.Qd2 g5 28.Ne5 Bxe5
29.dxe5 d4 30.Bc4 Rad8 31.Rd1 Rxe5 32.Qxd4 Qxd4 33.Rxd4 Rde8 34.Bxf7 R8e7 
35.Rd8+ Kg7 36.Bh5 Rxe3 37.fxe3 Rxe3 38.Rd7+ Kf6 39.Rxb7 Rxa3 40.Ra7 Ra1+ 
41.Kf2 Ke5 42.b7 Ra2+ 43.Kg3 Rb2 44.Ra6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.76"]
[White "Alvarez, Agustin"]
[Black "Judewicz, Alejandro"]
[Result "0-1"]
[WhiteElo "1863"]
[BlackElo "2084"]
[ECO "A07"]
[EventDate "2012.10.12"]
[PlyCount "44"]

1.Nf3 e6 2.g3 d5 3.Bg2 Nf6 4.O-O Be7 5.d3 O-O 6.Nbd2 c5 7.e4 Nc6 8.e5 Nd7 
9.Re1 f6 10.exf6 Bxf6 11.Bh3 Nde5 12.Nxe5 Nxe5 13.f4 Nc6 14.Bxe6+ Bxe6 15.
Rxe6 Qd7 16.Re1 Rae8 17.Nf3 Rxe1+ 18.Qxe1 Re8 19.Qf1 Nd4 20.Nxd4 Bxd4+ 21.
Kh1 Qg4 22.c3 Re1 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.77"]
[White "Lo Presti, Roberto"]
[Black "Brizzi, Milagros Tatiana"]
[Result "1-0"]
[WhiteElo "2065"]
[BlackElo "1839"]
[ECO "B43"]
[EventDate "2012.10.12"]
[PlyCount "35"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Nc3 Qc7 6.g3 Bb4 7.Bd2 Nf6 8.Bg2 b5
9.O-O Bb7 10.Ncxb5 axb5 11.Bxb4 Qc4 12.c3 Ba6 13.e5 Nd5 14.b3 Qc7 15.Bxd5 
exd5 16.Nf5 Kd8 17.Nd6 Rf8 18.Qg4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.78"]
[White "Romero, Fabian"]
[Black "Figar, Nicolas"]
[Result "1-0"]
[WhiteElo "2058"]
[BlackElo "1802"]
[ECO "C50"]
[EventDate "2012.10.12"]
[PlyCount "91"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.Nc3 Nf6 5.d3 d6 6.Bg5 Na5 7.Nd5 Nxc4 8.dxc4 
c6 9.Nxf6+ gxf6 10.Bh4 Bg4 11.h3 Be6 12.Qe2 Rg8 13.Nd2 Qe7 14.Nb3 Bb6 15.
Qf3 Rg6 16.Nd2 Kd7 17.b4 Rag8 18.Bg3 Ke8 19.a4 a5 20.c3 Qd7 21.Rd1 c5 22.
b5 Bd8 23.Qe2 f5 24.exf5 Bxf5 25.Nf3 Qe6 26.Rd5 Kf8 27.Nxe5 dxe5 28.Rxd8+ 
Ke7 29.Rxg8 Rxg8 30.O-O f6 31.Rd1 Rd8 32.Re1 Bd3 33.Qh5 Qf5 34.Qh4 Kf7 35.
Rxe5 fxe5 36.Qxd8 Bxc4 37.Qc7+ Kf6 38.Qxc5 Bf1 39.Qxe5+ Qxe5 40.Bxe5+ Kxe5
41.Kxf1 Kd5 42.f4 Kc4 43.f5 Kb3 44.f6 Kxa4 45.f7 Kb3 46.f8=Q 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.79"]
[White "Oliveira, Francemir Barra de"]
[Black "Schuh, Astor Jose"]
[Result "1-0"]
[WhiteElo "1799"]
[BlackElo "2055"]
[ECO "B32"]
[EventDate "2012.10.12"]
[PlyCount "95"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 e5 5.Nf3 Bc5 6.a3 Qb6 7.Qd2 Nf6 8.Bd3 
a5 9.O-O h6 10.Kh1 g5 11.Nc3 Qd8 12.Nd5 d6 13.c3 Nxd5 14.exd5 Ne7 15.b4 
Bb6 16.Bb2 Bd7 17.c4 axb4 18.axb4 Rxa1 19.Rxa1 g4 20.Ne1 f6 21.Nc2 h5 22.
Ba3 Qc7 23.Ne3 f5 24.Rc1 f4 25.Nf1 Bd4 26.Qc2 Kf7 27.Qb3 Kf6 28.Nd2 h4 29.
Ne4+ Kg7 30.c5 Nf5 31.cxd6 Qb6 32.Rc7 Bxf2 33.Qa4 Ng3+ 34.Nxg3 Qxc7 35.
dxc7 Bxa4 36.Nf5+ Kf6 37.b5 e4 38.Bxe4 Bxb5 39.Bb2+ Kg5 40.Bxh8 Bd7 41.d6 
Bc5 42.Be5 f3 43.gxf3 gxf3 44.Nd4 b5 45.Nxf3+ Kg4 46.Nd4 Bxd4 47.Bxd4 Kf4 
48.Bb7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.80"]
[White "Conde, Adrian"]
[Black "Baquero, Yuri Paola"]
[Result "1-0"]
[WhiteElo "2053"]
[BlackElo "1780"]
[ECO "C15"]
[EventDate "2012.10.12"]
[PlyCount "49"]

1.d4 e6 2.e4 d5 3.Nc3 Bb4 4.Ne2 h6 5.a3 Ba5 6.Ng3 Nf6 7.e5 Nfd7 8.b4 Bb6 
9.Qg4 g6 10.Bd3 Nf8 11.h4 Nc6 12.Nce2 Ne7 13.c3 a5 14.Rb1 axb4 15.axb4 c6 
16.h5 g5 17.f4 f5 18.exf6 Nf5 19.Nxf5 exf5 20.Bxf5 Kf7 21.fxg5 hxg5 22.
Bg6+ Nxg6 23.hxg6+ Kxf6 24.Qxg5+ Kg7 25.Qe5+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.81"]
[White "Perez Wertheim, Rodolfo"]
[Black "Mendez, Nicolas"]
[Result "1-0"]
[WhiteElo "2015"]
[BlackElo "1744"]
[ECO "A46"]
[EventDate "2012.10.12"]
[PlyCount "47"]

1.d4 Nf6 2.Nf3 e6 3.Bf4 c5 4.e3 Qb6 5.Nc3 cxd4 6.Nb5 Na6 7.exd4 Nd5 8.Bg3 
d6 9.Nd2 Qd8 10.Nc4 Be7 11.Ncxd6+ Kf8 12.Qf3 Nf6 13.c3 Qb6 14.Bd3 Bd7 15.
a4 Bc6 16.Ne4 Bd5 17.O-O h6 18.Rfe1 Qc6 19.Qe2 Nxe4 20.Bxe4 g6 21.Qf3 Bxe4
22.Rxe4 f5 23.Rae1 Kf7 24.Rxe6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.82"]
[White "Maldonado, Federico"]
[Black "Aguero Arce, Matias"]
[Result "1/2-1/2"]
[WhiteElo "1973"]
[BlackElo "1633"]
[ECO "E32"]
[EventDate "2012.10.12"]
[PlyCount "49"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 O-O 5.Bg5 d5 6.Nf3 Nbd7 7.e3 c6 8.Bd3 h6 
9.Bh4 Be7 10.O-O dxc4 11.Bxc4 Nd5 12.Bxe7 Qxe7 13.Rfe1 N5b6 14.Bb3 e5 15.
Rad1 Re8 16.a4 e4 17.Nd2 Nf6 18.a5 Nbd5 19.Nc4 Nb4 20.Qb1 Nd3 21.Rf1 Bf5 
22.Bc2 Nb4 23.Bb3 Nd3 24.Bc2 Nb4 25.Bb3 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.83"]
[White "Sepulveda Perez, Jorge Eduardo"]
[Black "Acosta, Lautaro Gaston"]
[Result "1-0"]
[WhiteElo "1953"]
[ECO "A85"]
[EventDate "2012.10.12"]
[PlyCount "57"]

1.d4 f5 2.Nf3 e6 3.c4 Nf6 4.Nc3 Bb4 5.Qc2 h6 6.a3 Bxc3+ 7.Qxc3 c6 8.g3 O-O
9.Bg2 d5 10.b3 Nbd7 11.Bf4 Ne4 12.Qc2 g5 13.Bc1 Qb6 14.Bb2 g4 15.Nd2 Nxd2 
16.Kxd2 Nf6 17.f3 h5 18.h3 Qc7 19.hxg4 Qxg3 20.gxh5 Nxh5 21.Rag1 Qf2 22.
Bf1+ Kf7 23.Rg2 Qg3 24.Rxg3 Nxg3 25.Rg1 Rg8 26.Ke1 f4 27.Bc1 Bd7 28.Bxf4 
Nxf1 29.Qh7+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.84"]
[White "Ortiz, Jorge"]
[Black "Cordono, Carlos"]
[Result "0-1"]
[WhiteElo "1932"]
[ECO "C45"]
[EventDate "2012.10.12"]
[PlyCount "126"]

1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Qh4 5.Nc3 Bb4 6.Be2 Qxe4 7.Nb5 Bxc3+ 8.
bxc3 Kd8 9.O-O a6 10.Bf3 Qc4 11.Be2 Qc5 12.Be3 Qf8 13.Nd4 Nxd4 14.cxd4 Ne7
15.c4 Nf5 16.Bf4 f6 17.Bg4 Ne7 18.d5 Ng6 19.Be3 Ne5 20.Be2 d6 21.Qc2 b6 
22.a4 a5 23.h3 Qe8 24.Bd4 Qg6 25.Qxg6 Nxg6 26.f4 Bd7 27.Bd3 Re8 28.g4 Ke7 
29.Kg2 Kf7 30.Kg3 Re7 31.h4 Nf8 32.f5 Be8 33.g5 Nd7 34.gxf6 gxf6 35.h5 Ne5
36.Bxe5 Rxe5 37.Kf4 Bd7 38.h6 Rg8 39.Rg1 Ree8 40.Bc2 Rg5 41.Rxg5 fxg5+ 42.
Kxg5 Rg8+ 43.Kf4 Kf6 44.Rh1 Rg5 45.Rh2 Bxf5 46.Bxf5 Rxf5+ 47.Kg4 Kg6 48.
Re2 Re5 49.Rf2 Re4+ 50.Rf4 Rxf4+ 51.Kxf4 Kxh6 52.Kf5 Kg7 53.Ke6 h5 54.Kd7 
h4 55.Kxc7 h3 56.Kxd6 h2 57.Kc6 h1=Q 58.Kxb6 Qe4 59.c5 Qxd5 60.c6 Qb3+ 61.
Kxa5 Qb8 62.Ka6 Kf7 63.a5 Ke7 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.85"]
[White "Bianchi, Augusto"]
[Black "Horst, Rodrigo"]
[Result "1/2-1/2"]
[WhiteElo "1903"]
[ECO "B06"]
[EventDate "2012.10.12"]
[PlyCount "160"]

1.e4 g6 2.d4 d6 3.Nc3 e6 4.Bc4 Nd7 5.Nf3 h6 6.Be3 a6 7.Bb3 Bg7 8.Qd2 b6 9.
Ng1 Ngf6 10.f3 Bb7 11.Nge2 Qe7 12.a4 Qd8 13.h4 Qe7 14.g4 Ng8 15.Ng3 Qd8 
16.h5 g5 17.d5 e5 18.Nf5 Bf6 19.Ne2 Kf8 20.Neg3 Bg7 21.a5 b5 22.Qb4 Bc8 
23.c4 bxc4 24.Qxc4 Rb8 25.Rc1 Rb7 26.Ba4 Ne7 27.Rh2 Bf6 28.Bc6 Nxf5 29.
Nxf5 Rb8 30.Ba7 Nc5 31.Nxd6 Bxg4 32.Bxb8 cxd6 33.Bxd6+ Qxd6 34.fxg4 Be7 
35.Rhc2 Qc7 36.Qe2 Qxa5+ 37.Kf1 Nb3 38.Rd1 Nd4 39.Rxd4 exd4 40.e5 Kg7 41.
d6 Bd8 42.Qe4 d3 43.Qxd3 Qxe5 44.Qc3 f6 45.Qxe5 fxe5 46.Be4 Rf8+ 47.Bf5 
Rf6 48.Rc6 a5 49.Ke2 Rf7 50.Rc8 Rf8 51.Kd3 Bf6 52.d7 Rd8 53.Ke4 Rf8 54.Bg6
a4 55.Be8 Be7 56.d8=Q Rf4+ 57.Kxe5 Bxd8 58.Rxd8 Rxg4 59.Rd7+ Kf8 60.Bg6 
Rg2 61.Kf6 Rf2+ 62.Bf5 Ke8 63.Rh7 Kd8 64.Rd7+ Ke8 65.Rh7 Kd8 66.Rxh6 g4 
67.Rg6 Rxb2 68.Rxg4 a3 69.Rg1 Rb6+ 70.Kg5 a2 71.h6 Ke7 72.h7 Rb8 73.Ra1 
Kf7 74.Rxa2 Kg7 75.Ra7+ Kh8 76.Ra6 Rd8 77.Re6 Rf8 78.Be4 Rd8 79.Kf6 Rf8+ 
80.Ke7 Rb8 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.86"]
[White "Espindola, Juan Carlos"]
[Black "Krumrick, Ezequiel Arturo"]
[Result "1/2-1/2"]
[WhiteElo "1891"]
[ECO "B41"]
[EventDate "2012.10.12"]
[PlyCount "33"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.g3 Qc7 6.Bg2 Nc6 7.O-O Nf6 8.Nxc6 
dxc6 9.Nd2 Be7 10.a4 a5 11.Nc4 e5 12.Be3 Be6 13.Bb6 Qb8 14.Qe2 Nd7 15.Be3 
O-O 16.b3 Qc7 17.Rad1 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.87"]
[White "Lescano, Ramon"]
[Black "Bilbao, Guillermo"]
[Result "1/2-1/2"]
[BlackElo "1890"]
[ECO "A22"]
[EventDate "2012.10.12"]
[PlyCount "76"]

1.c4 e5 2.Nc3 Nf6 3.Nf3 d6 4.g3 Be7 5.Bg2 O-O 6.O-O c6 7.e4 Be6 8.Qe2 Qc8 
9.d4 Bg4 10.Be3 Nbd7 11.h3 Bxf3 12.Bxf3 exd4 13.Bxd4 Ne5 14.Bg2 Qc7 15.f4 
Ng6 16.Kh2 Rae8 17.Rae1 Nd7 18.Qf3 Bf6 19.Bf2 a6 20.h4 Qa5 21.h5 Bxc3 22.
bxc3 Ne7 23.Re2 f5 24.Rfe1 Nf6 25.exf5 Nxf5 26.Bh3 Rxe2 27.Rxe2 Nh6 28.g4 
Nf7 29.g5 Ne8 30.Be6 Nc7 31.g6 Nxe6 32.gxf7+ Kxf7 33.Qg4 Re8 34.h6 g6 35.
c5 Qc7 36.f5 Nf8 37.Rxe8 Kxe8 38.Bg3 Qd7 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.88"]
[White "Elias, Roberto"]
[Black "Mateu, Pedro"]
[Result "0-1"]
[WhiteElo "1885"]
[ECO "A13"]
[EventDate "2012.10.12"]
[PlyCount "62"]

1.Nf3 Nf6 2.c4 e6 3.g3 b6 4.Bg2 Bb7 5.O-O Be7 6.d3 O-O 7.Nc3 d6 8.Qc2 Nbd7
9.b3 c5 10.Bb2 Rc8 11.Rfe1 Qc7 12.Rac1 Qb8 13.Nd2 Bxg2 14.Kxg2 Rfd8 15.h4 
Qb7+ 16.Nde4 d5 17.Nxf6+ Nxf6 18.e4 dxc4 19.dxc4 Rd7 20.Kg1 Rcd8 21.Re2 
Qb8 22.e5 Ng4 23.Nb5 a6 24.Qe4 axb5 25.Qxg4 bxc4 26.Qxc4 Qa8 27.a4 Qf3 28.
Rce1 Rd3 29.b4 cxb4 30.Bc1 Bc5 31.a5 Qxg3+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.89"]
[White "Derbes, Jose Maria"]
[Black "Cortes Orihuela, Javier"]
[Result "0-1"]
[BlackElo "1948"]
[ECO "B73"]
[EventDate "2012.10.12"]
[PlyCount "92"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.Be2 Nc6 8.O-O 
O-O 9.Qd2 Bd7 10.Nb3 a6 11.Bh6 b5 12.Bxg7 Kxg7 13.f3 Qb6+ 14.Kh1 Rfc8 15.
Bd3 Ne5 16.Qf2 Qxf2 17.Rxf2 Nc4 18.Nd1 Rab8 19.c3 e5 20.Rc1 d5 21.exd5 
Nxd5 22.Nd2 Be6 23.b3 Ncb6 24.g3 f6 25.Ne4 f5 26.Nd2 Rc7 27.c4 Nb4 28.Bf1 
Nxa2 29.Rc2 Nb4 30.Rc1 Rbc8 31.Nb2 a5 32.Kg2 bxc4 33.Ndxc4 Bxc4 34.Nxc4 
Nxc4 35.Rxc4 Nd5 36.Rxc7+ Rxc7 37.Bc4 Ne3+ 38.Kg1 a4 39.Re2 Nxc4 40.bxc4 
Rc5 41.Rc2 a3 42.Kf2 Ra5 43.Ra2 Kf6 44.Ke3 Ke6 45.Kd3 Kd6 46.Kc3 Kc5 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.90"]
[White "Perez Velazco, Daniela"]
[Black "Besso, Guadalupe"]
[Result "0-1"]
[WhiteElo "1465"]
[BlackElo "1730"]
[ECO "D01"]
[EventDate "2012.10.12"]
[PlyCount "70"]

1.d4 Nf6 2.Nc3 d5 3.Bg5 g6 4.Qd2 Bg7 5.Bh6 O-O 6.Bxg7 Kxg7 7.O-O-O c6 8.h4
h5 9.Nf3 Qa5 10.Kb1 Na6 11.Ne5 Bf5 12.a3 Rfc8 13.f3 b5 14.g4 Be6 15.gxh5 
Nxh5 16.Ng4 Rh8 17.Ne5 Qb6 18.e4 Rab8 19.exd5 Bxd5 20.Nxd5 cxd5 21.Nd7 Qd6
22.Nxb8 Rxb8 23.Qa5 Ng3 24.Rg1 Nxf1 25.Rgxf1 b4 26.axb4 Nxb4 27.Qa3 Qc6 
28.c3 Na6 29.b4 Qc4 30.Qb2 Nxb4 31.Rc1 Nc6 32.Qxb8 Nxb8 33.Kc2 Nc6 34.Kd2 
e5 35.dxe5 Nxe5 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.91"]
[White "Zalimben, Maria Luz"]
[Black "Caceres Recalde, Gonzalo"]
[Result "1-0"]
[WhiteElo "1714"]
[BlackElo "1582"]
[ECO "E76"]
[EventDate "2012.10.12"]
[PlyCount "119"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f4 O-O 6.Nf3 Bg4 7.Be2 Nbd7 8.O-O 
Bxf3 9.Bxf3 e5 10.fxe5 dxe5 11.d5 Qe7 12.Qe2 a5 13.Be3 Nc5 14.Rad1 Rad8 
15.Qc2 Ne8 16.a3 Na6 17.Qa4 Nd6 18.c5 Ne8 19.Qxa5 Qh4 20.c6 Nd6 21.Bf2 Qe7
22.cxb7 Nb8 23.Nb5 Nxb7 24.Qxc7 Rd7 25.Qc2 f5 26.Rc1 Bh6 27.Rcd1 Na6 28.
Na7 Qd6 29.Qc6 Rf6 30.b4 Qe7 31.Qc4 Nb8 32.Nc6 Qe8 33.a4 Nd6 34.Qb3 Kh8 
35.Rfe1 fxe4 36.Bxe4 Nxe4 37.Rxe4 Nxc6 38.dxc6 Rxd1+ 39.Qxd1 Qxc6 40.Re2 
Qe8 41.Bc5 Bg7 42.Rd2 Rf8 43.Bxf8 Bxf8 44.Rd8 Qe7 45.b5 Qa7+ 46.Kh1 Qe7 
47.Rd7 Qe8 48.Qd5 e4 49.Qd4+ Kg8 50.Qc4+ Kh8 51.Rd4 Qe5 52.Rd1 e3 53.Re1 
Bd6 54.Qc8+ Kg7 55.Qd7+ Kh6 56.Qh3+ Kg7 57.Qg3 Qd4 58.Qxe3 Qxa4 59.Qc3+ 
Kg8 60.Qc8+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.92"]
[White "Gerez, Ariel"]
[Black "Beron, Ricardo"]
[Result "0-1"]
[BlackElo "1703"]
[ECO "E69"]
[EventDate "2012.10.12"]
[PlyCount "72"]

1.d4 Nf6 2.c4 g6 3.g3 Bg7 4.Bg2 O-O 5.Nc3 d6 6.Nf3 Nbd7 7.O-O c6 8.h3 e5 
9.e4 exd4 10.Nxd4 Qc7 11.Be3 a6 12.a4 Ne5 13.Qe2 c5 14.Nc2 Be6 15.Nd5 Nxd5
16.cxd5 Bc8 17.f4 Nd7 18.Na3 Nb6 19.a5 Nd7 20.Nc4 b5 21.axb6 Nxb6 22.Nxb6 
Qxb6 23.Rab1 Bd7 24.Rfc1 Bb5 25.Qd2 Rac8 26.b4 Bd4 27.Bxd4 cxd4 28.Kh2 
Rfe8 29.Rxc8 Rxc8 30.e5 d3 31.Rb2 Re8 32.Qc3 dxe5 33.fxe5 Qe3 34.e6 fxe6 
35.Qf6 d2 36.dxe6 Rf8 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.93"]
[White "Maggiori, Luciano"]
[Black "Areco, Antonio"]
[Result "0-1"]
[WhiteElo "1700"]
[ECO "B01"]
[EventDate "2012.10.12"]
[PlyCount "68"]

1.e4 d5 2.exd5 Nf6 3.Bb5+ Bd7 4.Bc4 g6 5.f3 Bg7 6.Ne2 O-O 7.O-O c6 8.d4 
cxd5 9.Bb3 Nc6 10.c3 Qb6 11.Bg5 e6 12.Qc1 Na5 13.Nd2 Nxb3 14.axb3 Rfc8 15.
b4 Bb5 16.Re1 Nd7 17.Nb3 Ne5 18.Nc5 Nd3 19.Nxd3 Bxd3 20.Qd2 Bxe2 21.Qxe2 
e5 22.Be7 exd4 23.Bc5 Qe6 24.Bxd4 Bxd4+ 25.cxd4 Qb6 26.Qd2 Rc4 27.Red1 
Rxb4 28.Ra2 Rc8 29.Rxa7 Rxb2 30.Qa5 Qb3 31.Qe1 Qc2 32.Qf1 Re8 33.Rc1 Qd2 
34.Rd1 Qc3 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.94"]
[White "Heller, Eduardo"]
[Black "Bidigaray, Marcio"]
[Result "1-0"]
[BlackElo "1715"]
[ECO "A43"]
[EventDate "2012.10.12"]
[PlyCount "11"]

1.d4 c5 2.e3 b5 3.c4 bxc4 4.Bxc4 Ba6 5.Qf3 Nc6 6.Qxf7# 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.95"]
[White "Bigoria Escobedo, Raul"]
[Black "Malvicino, Juan Carlos"]
[Result "1-0"]
[WhiteElo "1868"]
[ECO "D02"]
[EventDate "2012.10.12"]
[PlyCount "97"]

1.d4 d5 2.Nf3 e6 3.Bf4 Nf6 4.e3 Be7 5.Nbd2 O-O 6.Bd3 Nc6 7.c3 a6 8.O-O Bd7
9.Qe2 Na7 10.Ne5 c5 11.Nxd7 Qxd7 12.Bg5 c4 13.Bc2 b5 14.f4 Nc6 15.Rf3 Ne8 
16.Bxh7+ Kxh7 17.Rh3+ Kg8 18.Qh5 f6 19.Qh7+ Kf7 20.Qh5+ g6 21.Qh7+ Ng7 22.
Bh6 Rg8 23.Rg3 Bf8 24.Qxg6+ Ke7 25.Qh7 Kf7 26.Qg6+ Ke7 27.Bxg7 Bxg7 28.
Qxg7+ Rxg7 29.Rxg7+ Kd6 30.Rxd7+ Kxd7 31.e4 b4 32.e5 f5 33.Kf2 a5 34.a4 
Rh8 35.h3 b3 36.Nf3 Ne7 37.Ng5 Nc8 38.g3 Nb6 39.Kg2 Ke7 40.g4 fxg4 41.hxg4
Rf8 42.Kg3 Rg8 43.Nf3 Kf7 44.Nh2 Kg6 45.Nf3 Rf8 46.Ng5 Re8 47.Nxe6 Rh8 48.
f5+ Kf7 49.Nc5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.96"]
[White "Morales, Guillermo"]
[Black "Romero Kries, Mario Andres"]
[Result "1-0"]
[WhiteElo "1779"]
[BlackElo "1645"]
[ECO "D05"]
[EventDate "2012.10.12"]
[PlyCount "107"]

1.d4 d5 2.Nf3 e6 3.e3 Nf6 4.Bd3 c6 5.O-O Be7 6.Nbd2 Nbd7 7.Re1 O-O 8.c3 c5
9.e4 c4 10.Bc2 h6 11.e5 Nh7 12.Nf1 f5 13.exf6 Ndxf6 14.Ne5 Bd6 15.Bf4 Ne4 
16.Bg3 Nxg3 17.Nxg3 Qf6 18.Qd2 Ng5 19.Nh5 Qd8 20.Qe2 Qc7 21.f4 Bxe5 22.
fxe5 Bd7 23.Qg4 Rf7 24.h4 Ne4 25.Bxe4 dxe4 26.Nf6+ Kf8 27.Nxd7+ Qxd7 28.
Qxe4 Kg8 29.Rf1 Raf8 30.Qe2 b5 31.Rxf7 Rxf7 32.Rf1 Re7 33.Qe4 Qc7 34.Qa8+ 
Kh7 35.Rf8 Rf7 36.Qe4+ g6 37.Rxf7+ Qxf7 38.h5 Kg7 39.Qxg6+ Qxg6 40.hxg6 
Kxg6 41.Kf2 Kf5 42.Kf3 h5 43.a3 a6 44.g3 a5 45.Ke3 a4 46.Kf3 Kg5 47.Ke4 
Kg4 48.d5 exd5+ 49.Kxd5 Kxg3 50.e6 h4 51.e7 h3 52.e8=Q h2 53.Qh5 Kg2 54.
Kc5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.97"]
[White "Desanzo, Juan Carlos"]
[Black "Bigoria Escobedo, Luis"]
[Result "1-0"]
[WhiteElo "1604"]
[BlackElo "1716"]
[ECO "B00"]
[EventDate "2012.10.12"]
[PlyCount "31"]

1.d4 b6 2.e4 Bb7 3.Nc3 e6 4.Nf3 Bb4 5.Bd3 Nf6 6.Bg5 h6 7.Bxf6 Qxf6 8.O-O 
O-O 9.Ne2 Qe7 10.a3 Bd6 11.e5 Bxf3 12.exd6 Qg5 13.g3 Bxe2 14.Qxe2 cxd6 15.
Qe4 Nc6 16.Qh7# 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.98"]
[White "Bustos, Pedro"]
[Black "Prado, Hamilton Mesquita do"]
[Result "0-1"]
[BlackElo "1669"]
[ECO "D15"]
[EventDate "2012.10.12"]
[PlyCount "100"]

1.d4 d5 2.c4 c6 3.Nc3 Nf6 4.Nf3 a6 5.e3 Bf5 6.Bd2 e6 7.Be2 h6 8.O-O Bd6 9.
Rc1 O-O 10.cxd5 cxd5 11.Qb3 Nc6 12.a3 Na5 13.Qa2 b5 14.b3 Qb6 15.Bd1 Rac8 
16.Bc2 Bxc2 17.Rxc2 Rc7 18.Rfc1 Rfc8 19.Nb1 Nc6 20.b4 Ne4 21.Be1 a5 22.
bxa5 Nxa5 23.Rxc7 Rxc7 24.Rxc7 Qxc7 25.Qb2 Qb6 26.Bb4 Nc4 27.Qb3 Bc7 28.
Ne1 Qa6 29.Nd3 Qc6 30.Nc5 Na5 31.Qd3 Nd6 32.Nd2 Ndc4 33.Ndb3 Qa8 34.Nd2 
Nxd2 35.Qxd2 Nc4 36.Qd3 Ba5 37.Bxa5 Qxa5 38.Kf1 Nxa3 39.Qb3 b4 40.Nd3 Qb5 
41.Ke1 Qb6 42.Kd2 Nc4+ 43.Kd1 Qb5 44.Ke1 Na3 45.Kd1 Qa6 46.Kd2 Nc4+ 47.Kc2
Qa1 48.Qxb4 Qf1 49.Kc3 Qe2 50.Qa4 Qd2+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.17"]
[Round "7.99"]
[White "Farias, Sergio Luiz Cardoso"]
[Black "Nicosia, Mariano"]
[Result "1-0"]
[WhiteElo "1524"]
[BlackElo "1562"]
[ECO "B20"]
[EventDate "2012.10.12"]
[PlyCount "19"]

1.e4 c5 2.Bc4 Nc6 3.Nc3 e5 4.Nf3 f6 5.O-O Bd6 6.d3 Nd4 7.Nh4 g6 8.Nf5 gxf5
9.Qh5+ Ke7 10.Qf7# 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.1"]
[White "Leitao, Rafael"]
[Black "Bruzon Batista, Lazaro"]
[Result "1/2-1/2"]
[WhiteElo "2617"]
[BlackElo "2717"]
[ECO "A63"]
[EventDate "2012.10.12"]
[PlyCount "21"]

1.d4 Nf6 2.c4 g6 3.Nf3 Bg7 4.g3 c5 5.d5 O-O 6.Nc3 d6 7.Bg2 e6 8.O-O exd5 
9.cxd5 Nbd7 10.Bf4 Qe7 11.h3 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.2"]
[White "Ortiz Suarez, Isan Reynaldo"]
[Black "Iturrizaga, Eduardo"]
[Result "1/2-1/2"]
[WhiteElo "2579"]
[BlackElo "2639"]
[ECO "A30"]
[EventDate "2012.10.12"]
[PlyCount "29"]

1.Nf3 c5 2.c4 g6 3.e3 Bg7 4.d4 Nf6 5.Nc3 O-O 6.Be2 cxd4 7.Nxd4 Nc6 8.O-O 
d6 9.b3 Bd7 10.Bb2 a6 11.Nd5 Nxd5 12.cxd5 Nxd4 13.Bxd4 Bxd4 14.Qxd4 Qa5 
15.Rfc1 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.3"]
[White "Granda Zuniga, Julio"]
[Black "Shabalov, Alexander"]
[Result "0-1"]
[WhiteElo "2647"]
[BlackElo "2570"]
[ECO "A04"]
[EventDate "2012.10.12"]
[PlyCount "50"]

1.Nf3 c5 2.g3 g6 3.d4 cxd4 4.Nxd4 Bg7 5.Bg2 Nc6 6.Nb3 b6 7.O-O Ba6 8.Re1 
Nf6 9.e4 O-O 10.f4 Rc8 11.Nc3 d6 12.h3 Nd7 13.Re3 b5 14.Kh2 Nb6 15.a3 Nc4 
16.Rf3 e6 17.Qe1 Re8 18.Nd1 Bb7 19.c3 f5 20.Rd3 e5 21.Nc5 Ba8 22.b3 N6a5 
23.b4 fxe4 24.Nxe4 Nb3 25.fxe5 Nxe5 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.4"]
[White "Flores, Diego"]
[Black "Cori Tello, Jorge"]
[Result "1/2-1/2"]
[WhiteElo "2598"]
[BlackElo "2522"]
[ECO "B13"]
[EventDate "2012.10.12"]
[PlyCount "60"]

1.c4 c6 2.e4 d5 3.exd5 cxd5 4.cxd5 Nf6 5.Nc3 Nxd5 6.Nf3 Nc6 7.d4 Bg4 8.Qb3
Bxf3 9.gxf3 e6 10.Qxb7 Nxd4 11.Bb5+ Nxb5 12.Qxb5+ Qd7 13.Nxd5 exd5 14.
Qxd7+ Kxd7 15.Be3 Bb4+ 16.Ke2 Rhc8 17.Rac1 a6 18.Kd3 Bd6 19.h3 g6 20.Rhg1 
Be5 21.b3 Rxc1 22.Rxc1 Rc8 23.Rxc8 Kxc8 24.a4 Kd7 25.Bd2 Kc6 26.b4 Bg7 27.
Bc3 Bf8 28.Kd4 Bg7+ 29.Kd3 Bf8 30.Kd4 Bg7+ 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.5"]
[White "Kaidanov, Gregory"]
[Black "Perez Ponsa, Federico"]
[Result "1-0"]
[WhiteElo "2587"]
[BlackElo "2489"]
[ECO "B22"]
[EventDate "2012.10.12"]
[PlyCount "87"]

1.e4 c5 2.c3 d5 3.exd5 Qxd5 4.d4 Nf6 5.Nf3 Bg4 6.Be2 e6 7.O-O Nc6 8.h3 Bh5
9.Be3 cxd4 10.cxd4 Be7 11.Nc3 Qd6 12.Qb3 O-O 13.Rfd1 Rfd8 14.a3 a6 15.Rac1
Na5 16.Qa2 b5 17.g4 Bg6 18.Ne5 Rac8 19.b4 Nc4 20.Nxc4 bxc4 21.Bxc4 Ne4 22.
Nxe4 Bxe4 23.Qe2 Bb7 24.Bb3 h6 25.Rxc8 Rxc8 26.d5 Qe5 27.dxe6 fxe6 28.Qd3 
Rc3 29.Qd4 Qxd4 30.Bxe6+ Kf8 31.Rxd4 Rxa3 32.Kf1 Bg5 33.Ke2 Bxe3 34.fxe3 
Bc6 35.Bc4 Ra4 36.Rf4+ Ke8 37.Kd2 Ra3 38.Rf5 Ra4 39.Kc3 Ra3+ 40.Kd4 Ra4 
41.Kc5 Bd7 42.Rf7 Ra3 43.Rxg7 Rxe3 44.Kd6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.6"]
[White "Hungaski, Robert"]
[Black "Mareco, Sandro"]
[Result "1/2-1/2"]
[WhiteElo "2451"]
[BlackElo "2581"]
[ECO "E02"]
[EventDate "2012.10.12"]
[PlyCount "100"]

1.Nf3 Nf6 2.c4 e6 3.g3 d5 4.d4 dxc4 5.Qa4+ Nbd7 6.Bg2 a6 7.Nc3 Be7 8.Qxc4 
b5 9.Qd3 Bb7 10.O-O O-O 11.Bg5 c5 12.dxc5 Nxc5 13.Qxd8 Rfxd8 14.Rfd1 h6 
15.Be3 b4 16.Bxc5 Bxc5 17.Na4 Ba7 18.Nd2 Bxf2+ 19.Kxf2 Ng4+ 20.Kg1 Bxg2 
21.Kxg2 Ne3+ 22.Kf2 Nxd1+ 23.Rxd1 Rac8 24.Ke1 e5 25.Nb3 Rxd1+ 26.Kxd1 f5 
27.Nbc5 a5 28.Nd3 e4 29.Ne5 g5 30.e3 Kg7 31.b3 h5 32.Nb6 Rc5 33.Nbc4 h4 
34.gxh4 gxh4 35.Ke2 Rc7 36.Kf2 Kf6 37.Kg2 Kg5 38.Kh3 f4 39.exf4+ Kxf4 40.
Ng6+ Kg5 41.Nge5 Kf4 42.Ng6+ Kg5 43.Nge5 Rc5 44.Kg2 Kf5 45.Nd7 Rc7 46.Ndb6
Rg7+ 47.Kf2 Kg4 48.Kg2 Kf4+ 49.Kf2 Kg4 50.Kg2 Kf4+ 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.7"]
[White "Bacallao Alonso, Yusnel"]
[Black "Cori Tello, Deysi"]
[Result "1-0"]
[WhiteElo "2580"]
[BlackElo "2411"]
[ECO "A04"]
[EventDate "2012.10.12"]
[PlyCount "73"]

1.Nf3 e6 2.b3 Nf6 3.Bb2 Be7 4.e3 O-O 5.c4 b6 6.d4 Bb7 7.Bd3 d6 8.Nbd2 Nbd7
9.O-O Re8 10.e4 e5 11.d5 a5 12.a3 c5 13.Nb1 Bf8 14.Nc3 g6 15.Bc1 Nh5 16.g3
Bg7 17.Ra2 Nf8 18.Nh4 Nf4 19.Bb1 Bc8 20.Nb5 Bh3 21.Re1 h6 22.Qf3 Nh7 23.
gxf4 Qxh4 24.Nxd6 exf4 25.Qxf4 Qh5 26.Bb2 Ng5 27.Bxg7 Bg4 28.Re3 Bf3 29.
Qg3 Kxg7 30.h4 Re7 31.e5 Rd8 32.Rd2 Kg8 33.Rdd3 Be2 34.hxg5 Bxd3 35.Bxd3 
hxg5 36.Ne4 Kg7 37.Be2 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.8"]
[White "Molina, Roberto Junio Brito"]
[Black "Felgaer, Ruben"]
[Result "0-1"]
[WhiteElo "2400"]
[BlackElo "2579"]
[ECO "A43"]
[EventDate "2012.10.12"]
[PlyCount "106"]

1.d4 c5 2.d5 g6 3.e4 Bg7 4.Nf3 d6 5.c4 e6 6.Nc3 Ne7 7.Bd3 O-O 8.O-O h6 9.
Bd2 a6 10.a3 exd5 11.exd5 Bf5 12.Bxf5 Nxf5 13.Re1 Nd7 14.Qc2 Ne5 15.Nxe5 
Bxe5 16.Qd3 Qh4 17.g3 Qd4 18.Qxd4 Nxd4 19.Red1 b5 20.Bxh6 Rfb8 21.cxb5 
Nxb5 22.Na4 Nd4 23.Kg2 Rb5 24.Rac1 Rab8 25.Rc4 Rb3 26.h4 Nf5 27.Bc1 Bd4 
28.Re1 Rd3 29.Nc3 Bxc3 30.Rxc3 Rxd5 31.g4 Nxh4+ 32.Kg3 g5 33.Bxg5 Ng2 34.
Re2 Rxg5 35.b3 d5 36.Kxg2 Rxg4+ 37.Kf3 Rg6 38.Rxc5 Rxb3+ 39.Re3 Rf6+ 40.
Kg3 Rg6+ 41.Kf3 Rf6+ 42.Kg3 Rb2 43.Rxd5 Rbxf2 44.Ra5 Rf1 45.Kg2 R1f5 46.
Rxf5 Rxf5 47.Kg3 Ra5 48.Kf4 Kg7 49.Ke4 f5+ 50.Kd4 Kf6 51.Kc4 f4 52.Rh3 Kg5
53.Kb4 Rf5 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.9"]
[White "Matamoros Franco, Carlos"]
[Black "Tristan, Leonardo"]
[Result "1/2-1/2"]
[WhiteElo "2534"]
[BlackElo "2442"]
[ECO "A13"]
[EventDate "2012.10.12"]
[PlyCount "117"]

1.Nf3 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Qa4+ Nbd7 6.Qxc4 c5 7.d3 Bd6 8.a4 
Rb8 9.Nc3 a6 10.a5 O-O 11.O-O b5 12.axb6 Rxb6 13.Nd2 Rb4 14.Qa2 Nb6 15.
Nde4 Be7 16.Be3 Nxe4 17.Nxe4 c4 18.Rfd1 cxd3 19.Rxd3 Qe8 20.Rc1 Nd5 21.Bc5
Rb5 22.Qa3 Bxc5 23.Nxc5 Qe7 24.Bxd5 exd5 25.Nb3 Qb7 26.Na5 Qa8 27.Nc6 Bg4 
28.Nd4 Rb6 29.b3 Re8 30.Rc2 h5 31.Qc1 Qd8 32.Re3 Rxe3 33.Qxe3 Qf6 34.h4 
Rb4 35.Rd2 Qb6 36.Qe5 Qc5 37.Kg2 Qc1 38.Qe8+ Kh7 39.Qe3 a5 40.Qd3+ g6 41.
Rd1 Qb2 42.Qe3 Rb7 43.Rc1 Qa3 44.Qc3 Qb4 45.e3 a4 46.bxa4 Qxa4 47.Ra1 Qe8 
48.Kh2 Qc8 49.Qxc8 Bxc8 50.Ra5 Be6 51.Ra6 Re7 52.Rd6 Kg7 53.Ne2 Kf6 54.Nf4
Rb7 55.Ra6 Rb2 56.Kg2 Rd2 57.Kf1 d4 58.exd4 Rxd4 59.Nxe6 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.10"]
[White "Pichot, Alan"]
[Black "Hernandez Guerrero, Gilberto"]
[Result "0-1"]
[WhiteElo "2300"]
[BlackElo "2531"]
[ECO "B89"]
[EventDate "2012.10.12"]
[PlyCount "80"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bc4 e6 7.Be3 Be7 8.Qe2 
a6 9.O-O-O Qc7 10.g4 Nxd4 11.Bxd4 e5 12.Be3 Bxg4 13.f3 Be6 14.Bxe6 fxe6 
15.Rhg1 O-O 16.Qg2 Rf7 17.f4 exf4 18.Bxf4 Rc8 19.Rd3 b5 20.a3 Qc6 21.Qh3 
e5 22.Bg5 Nxe4 23.Bxe7 Nf2 24.Qh4 Nxd3+ 25.cxd3 a5 26.Kb1 d5 27.Rc1 Qe6 
28.Bg5 b4 29.axb4 axb4 30.Na4 h6 31.Bd2 Rxc1+ 32.Bxc1 e4 33.Nc5 Qd6 34.d4 
Rf1 35.Qh3 Qf6 36.Qc8+ Kh7 37.Ne6 b3 38.Nc5 e3 39.Nxb3 e2 40.Qc2+ Qg6 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.11"]
[White "Hansen, Eric"]
[Black "Santiago, Yago de Moura"]
[Result "1-0"]
[WhiteElo "2527"]
[BlackElo "2364"]
[ECO "B40"]
[EventDate "2012.10.12"]
[PlyCount "57"]

1.e4 c5 2.Nf3 e6 3.Nc3 a6 4.g3 Nc6 5.Bg2 Qc7 6.O-O Nf6 7.d3 d6 8.Ng5 h6 9.
Nh3 b5 10.f4 Bb7 11.a3 Be7 12.f5 e5 13.Nd5 Nxd5 14.exd5 Nb8 15.Qg4 Bf6 16.
Nf2 Nd7 17.c4 bxc4 18.dxc4 a5 19.a4 Ba6 20.b3 Rb8 21.Rb1 Ke7 22.Bd2 Rb4 
23.Be4 Rhb8 24.Bc2 R4b7 25.Ne4 Kf8 26.Qh5 Be7 27.Bxh6 gxh6 28.f6 Bd8 29.
Ng5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.12"]
[White "Ricardi, Pablo"]
[Black "Krysa, Leandro"]
[Result "1/2-1/2"]
[WhiteElo "2505"]
[BlackElo "2381"]
[ECO "E94"]
[EventDate "2012.10.12"]
[PlyCount "41"]

1.Nf3 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.d4 O-O 6.Be2 e5 7.O-O exd4 8.Nxd4 
Re8 9.Bf3 Nbd7 10.Bg5 h6 11.Bh4 a5 12.Ndb5 g5 13.Bg3 Ne5 14.Be2 Bd7 15.Qc2
Ng6 16.Rad1 Nf4 17.Bf3 N6h5 18.e5 Bxe5 19.Bxb7 Rb8 20.Bf3 Ng7 21.Nd4 
1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.??.18"]
[Round "8.13"]
[White "Kanefsck, Gustavo"]
[Black "Mekhitarian, Krikor Sevag"]
[Result "0-1"]
[WhiteElo "2358"]
[BlackElo "2503"]
[ECO "D05"]
[EventDate "2012.10.12"]
[PlyCount "80"]

1.d4 Nf6 2.Nf3 e6 3.e3 c5 4.Bd3 d5 5.b3 Nc6 6.O-O Be7 7.Bb2 O-O 8.a3 b6 9.
Nbd2 Bb7 10.Qe2 Re8 11.Ne5 cxd4 12.exd4 Nxe5 13.dxe5 Nd7 14.b4 a5 15.Qg4 
f5 16.Qd4 Nb8 17.Bb5 Bc6 18.Bd3 Bb7 19.Bb5 Nc6 20.Bxc6 Bxc6 21.Bc3 Qc7 22.
Qe3 Bb5 23.Rfb1 Ba4 24.Bd4 axb4 25.Bxb6 Qc6 26.axb4 Bxc2 27.b5 Qd7 28.Rxa8
Rxa8 29.Rc1 Qxb5 30.Bd4 Ra3 31.Qe1 Qa4 32.Nf3 Be4 33.Rc8+ Kf7 34.Bb2 Ra2 
35.Rb8 h6 36.h3 Bxf3 37.gxf3 Qc2 38.Bd4 Qd3 39.Be3 d4 40.Bf4 Qxf3 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.??.18"]
[Round "8.14"]
[White "Toth, Christian Endre"]
[Black "Valerga, Diego"]
[Result "1/2-1/2"]
[WhiteElo "2357"]
[BlackElo "2485"]
[ECO "E04"]
[EventDate "2012.10.12"]
[PlyCount "58"]

1.d4 d5 2.c4 e6 3.Nf3 Nf6 4.g3 dxc4 5.Bg2 Nc6 6.Qa4 Nd7 7.Qxc4 Nb6 8.Qc2 
Bb4+ 9.Nbd2 Nxd4 10.Nxd4 Qxd4 11.O-O O-O 12.a3 Bxd2 13.Bxd2 c6 14.Rac1 Re8
15.Rfd1 Qa4 16.b3 Qxa3 17.Be3 Qe7 18.Bc5 Qf6 19.Ra1 Nd7 20.Bxa7 e5 21.b4 
Nf8 22.b5 Bf5 23.Qc3 Bd7 24.Bc5 Rxa1 25.Qxa1 Qe6 26.Qa7 Qb3 27.Qa1 Qe6 28.
Qa7 Qb3 29.Qa1 Qe6 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.??.18"]
[Round "8.15"]
[White "Real De Azua, Ernesto"]
[Black "Reis, Renan do Carmo"]
[Result "1/2-1/2"]
[WhiteElo "2482"]
[BlackElo "2306"]
[ECO "A81"]
[EventDate "2012.10.12"]
[PlyCount "76"]

1.d4 f5 2.Nf3 Nf6 3.g3 g6 4.Bg2 Bg7 5.O-O O-O 6.b3 d6 7.Bb2 e6 8.c4 Nc6 9.
Nc3 Qe7 10.Qc2 e5 11.dxe5 dxe5 12.Nd5 Nxd5 13.cxd5 Nb8 14.e4 f4 15.gxf4 
Rxf4 16.Ne1 Na6 17.Nd3 Rh4 18.Rae1 Bd7 19.Qc4 Kh8 20.b4 b5 21.Qc3 Rh5 22.
Re3 Rf8 23.f4 exf4 24.Qxg7+ Qxg7 25.Bxg7+ Kxg7 26.Rxf4 Re8 27.Ref3 Re7 28.
Rf6 Nb8 29.Rf8 Be8 30.Nc5 Nd7 31.Rxe8 Rxe8 32.Nxd7 Rxe4 33.Nc5 Rxb4 34.
Ne6+ Kh6 35.Nxc7 Rb1+ 36.Rf1 Rb2 37.Rf2 Rb1+ 38.Rf1 Rb2 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.??.18"]
[Round "8.16"]
[White "Slipak, Sergio"]
[Black "Supi, Luis Paulo"]
[Result "1/2-1/2"]
[WhiteElo "2447"]
[BlackElo "2287"]
[ECO "A49"]
[EventDate "2012.10.12"]
[PlyCount "39"]

1.d4 Nf6 2.Nf3 g6 3.g3 Bg7 4.Bg2 O-O 5.O-O d6 6.a4 a5 7.Nc3 Nc6 8.d5 Nb4 
9.Nd4 Bd7 10.h3 c6 11.dxc6 bxc6 12.e4 Rb8 13.Be3 e5 14.Nde2 Be6 15.f4 exf4
16.gxf4 Bc4 17.Rf2 Re8 18.Qd2 d5 19.e5 Nd7 20.b3 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.??.18"]
[Round "8.17"]
[White "Roselli Mailhe, Bernardo"]
[Black "Espinoza Palomino, Willyam"]
[Result "1-0"]
[WhiteElo "2430"]
[BlackElo "2265"]
[ECO "E33"]
[EventDate "2012.10.12"]
[PlyCount "71"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 Nc6 5.Nf3 d6 6.a3 Bxc3+ 7.Qxc3 a5 8.b3 h6
9.g3 O-O 10.Bg2 Re8 11.O-O e5 12.d5 Ne7 13.Bb2 Ne4 14.Qc2 Nc5 15.b4 Bf5 
16.Qd1 axb4 17.axb4 Rxa1 18.Bxa1 Na6 19.Nh4 Bd7 20.Qd2 Nf5 21.Nxf5 Bxf5 
22.Rc1 Qe7 23.Qc3 b6 24.Bb2 Bc8 25.Ra1 Bb7 26.e4 Ra8 27.f4 f6 28.Bh3 exf4 
29.Be6+ Kh8 30.gxf4 c5 31.b5 Nc7 32.Rxa8+ Bxa8 33.Bf5 Qd8 34.Qg3 Qe8 35.e5
dxe5 36.fxe5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.??.18"]
[Round "8.18"]
[White "Soppe, Guillermo"]
[Black "Cuevas, Alex"]
[Result "1-0"]
[WhiteElo "2417"]
[BlackElo "2263"]
[ECO "A46"]
[EventDate "2012.10.12"]
[PlyCount "74"]

1.Nf3 Nf6 2.d4 e6 3.Nbd2 c5 4.e3 b6 5.Bd3 Bb7 6.c3 Be7 7.O-O O-O 8.e4 cxd4
9.cxd4 Nc6 10.Re1 Nb4 11.Bb1 Rc8 12.a3 Nc6 13.Nf1 d5 14.e5 Ne4 15.Ng3 Na5 
16.Bd3 f5 17.exf6 Bxf6 18.Rb1 Re8 19.Qe2 Nb3 20.Be3 e5 21.dxe5 Nxg3 22.
hxg3 Bxe5 23.Bxh7+ Kxh7 24.Qd3+ Kg8 25.Qxb3 Qf6 26.Qa4 a6 27.Nxe5 Rxe5 28.
Bd4 Rxe1+ 29.Rxe1 Qd6 30.Qb3 b5 31.Qe3 Qg6 32.Qe7 Qf7 33.Qg5 Rc7 34.b4 Bc8
35.Kh1 Bb7 36.Re5 Rd7 37.Qe3 Qg6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.??.18"]
[Round "8.19"]
[White "Paiva, Pedro Henrique de"]
[Black "Diaz Hollemaert, Nahuel"]
[Result "1-0"]
[WhiteElo "2289"]
[BlackElo "2408"]
[ECO "B42"]
[EventDate "2012.10.12"]
[PlyCount "89"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Bd3 Bc5 6.Nb3 Be7 7.c4 Qc7 8.Nc3 d6
9.O-O Nf6 10.Qe2 Nbd7 11.Bg5 h6 12.Bh4 g5 13.Bg3 e5 14.Rac1 h5 15.f3 Nf8 
16.Nd5 Nxd5 17.exd5 b6 18.Rfe1 h4 19.Bf2 Rh6 20.Qd2 Ng6 21.a4 a5 22.Nd4 
Nf4 23.Nb5 Qd8 24.Qc2 Kf8 25.Bf5 Rf6 26.Bxc8 Rxc8 27.Qh7 Ke8 28.Na7 Rc7 
29.Bxb6 Qb8 30.Qh8+ Bf8 31.c5 Rh6 32.Rxe5+ Ne6 33.Bxc7 Qxa7 34.Bb6 Qe7 35.
cxd6 Qb7 36.d7+ Qxd7 37.Qg8 Qd6 38.Rc8+ Kd7 39.Rc6 Qxe5 40.Qxf7+ Be7 41.
Rxe6 Rxe6 42.Qxe6+ Qxe6 43.dxe6+ Kxe6 44.Bxa5 Bf6 45.Bc3 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.??.18"]
[Round "8.20"]
[White "Rosito, Jorge"]
[Black "Mellano, Santiago"]
[Result "1/2-1/2"]
[WhiteElo "2387"]
[BlackElo "2242"]
[ECO "C02"]
[EventDate "2012.10.12"]
[PlyCount "72"]

1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Qb6 5.Nf3 Nc6 6.Bd3 Nh6 7.O-O cxd4 8.cxd4 Nf5
9.Bxf5 exf5 10.Nc3 Be6 11.Rb1 h6 12.b4 Be7 13.Na4 Qd8 14.Nc5 Rb8 15.Qa4 
O-O 16.Rd1 b5 17.Qc2 Qb6 18.Be3 a5 19.a3 axb4 20.axb4 Ra8 21.Rdc1 Rfc8 22.
Qd3 Rc7 23.h4 Rca7 24.h5 Ra3 25.Qd1 f4 26.Bxf4 Bg4 27.Be3 Bxh5 28.Rb3 Nd8 
29.Rxa3 Rxa3 30.Qc2 Bg6 31.Qb2 Qa7 32.Nd2 Bf5 33.Ndb3 Ra2 34.Qc3 Qa3 35.
Na5 Qxc3 36.Rxc3 Rb2 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.??.18"]
[Round "8.21"]
[White "Julia, Ernesto"]
[Black "Martinez De Negri, Gonzalo"]
[Result "1/2-1/2"]
[WhiteElo "2370"]
[BlackElo "2123"]
[ECO "A16"]
[EventDate "2012.10.12"]
[PlyCount "94"]

1.Nf3 Nf6 2.g3 g6 3.Bg2 Bg7 4.O-O O-O 5.c4 d6 6.Nc3 c6 7.d3 Nbd7 8.Rb1 Nb6
9.b4 d5 10.c5 Nbd7 11.d4 Re8 12.b5 e5 13.bxc6 bxc6 14.Qa4 e4 15.Ne1 Nb8 
16.Bf4 Nfd7 17.Nc2 g5 18.Bd6 a5 19.Ne3 Bf8 20.Bxf8 Nxf8 21.Rbe1 Ng6 22.f3 
exf3 23.exf3 Ba6 24.Nexd5 Rf8 25.Nb6 Bxf1 26.Nxa8 Bxg2 27.Kxg2 Na6 28.Nb6 
Nxc5 29.dxc5 Qd2+ 30.Re2 Qxc3 31.Qe4 Rd8 32.Nc4 a4 33.Rc2 Qf6 34.Nd6 Ne5 
35.Re2 Nd7 36.Nf5 a3 37.Rd2 Nxc5 38.Rxd8+ Qxd8 39.Qxc6 Ne6 40.Qc3 h5 41.
Nh6+ Kf8 42.Qh8+ Ke7 43.Nf5+ Kd7 44.Qxh5 Qf6 45.Qg4 Qb2+ 46.Kh3 Qh8+ 47.
Kg2 Qb2+ 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.??.18"]
[Round "8.22"]
[White "Feliciano Ebert, Vanessa"]
[Black "Martinez Romero, Martin"]
[Result "0-1"]
[WhiteElo "2268"]
[BlackElo "2368"]
[ECO "A65"]
[EventDate "2012.10.12"]
[PlyCount "66"]

1.d4 d6 2.e4 Nf6 3.f3 c5 4.d5 e6 5.c4 exd5 6.cxd5 g6 7.Nc3 Bg7 8.Bg5 O-O 
9.Qd2 Re8 10.Nge2 Na6 11.Ng3 Nc7 12.Be2 Rb8 13.O-O b5 14.Rae1 b4 15.Nd1 
Nb5 16.Bxb5 Rxb5 17.f4 Qb6 18.Ne3 c4 19.Kh1 c3 20.Qd3 Rc5 21.Nc4 Rxc4 22.
Qxc4 Ba6 23.Qb3 Bxf1 24.Rxf1 Nxe4 25.Nxe4 Rxe4 26.Qc2 Qd4 27.f5 gxf5 28.
bxc3 bxc3 29.Qb1 h6 30.Bc1 Qxd5 31.Qb8+ Kh7 32.Qxa7 Re2 33.Rg1 Bd4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.23"]
[White "De Dovitiis, Alejo"]
[Black "Estrada Nieto, Julian"]
[Result "1-0"]
[WhiteElo "2348"]
[BlackElo "2310"]
[ECO "C91"]
[EventDate "2012.10.12"]
[PlyCount "64"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 
9.d4 Bg4 10.d5 Na5 11.Bc2 c6 12.h3 Bh5 13.b4 Nc4 14.dxc6 Qc8 15.Nbd2 Nxd2 
16.Bxd2 Qxc6 17.a4 Bg6 18.Qe2 bxa4 19.Nh4 Bxe4 20.Bxe4 Qxe4 21.Qxe4 Nxe4 
22.Rxe4 f5 23.Nxf5 Rxf5 24.c4 Rff8 25.Rxa4 Kf7 26.Kf1 Ke6 27.f3 Rfc8 28.
Ke2 Bd8 29.Kd3 Bb6 30.Bc3 g5 31.Ra2 Ra7 32.c5 dxc5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.24"]
[White "Lingua, Alejo"]
[Black "Della Morte, German"]
[Result "0-1"]
[WhiteElo "2232"]
[BlackElo "2346"]
[ECO "C77"]
[EventDate "2012.10.12"]
[PlyCount "112"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.d3 d6 6.c3 g6 7.Nbd2 Bg7 8.Nf1 O-O 
9.Ng3 b5 10.Bb3 Na5 11.Bc2 c5 12.O-O Nc6 13.h3 d5 14.exd5 Nxd5 15.Ne4 Qb6 
16.Bb3 Nf6 17.Nxf6+ Bxf6 18.Ng5 Bb7 19.Ne4 Be7 20.Bh6 Rfe8 21.Qf3 Nd8 22.
Qg3 Qc7 23.Rae1 c4 24.dxc4 bxc4 25.Bxc4 Qxc4 26.Qxe5 Ne6 27.Nf6+ Bxf6 28.
Qxf6 Qd5 29.f3 Qc5+ 30.Rf2 Qe7 31.Qe5 f6 32.Qa5 Qc5 33.Qxc5 Nxc5 34.Rd1 
Rad8 35.Rfd2 Ne6 36.Be3 Bc6 37.Kf2 Kf7 38.Rxd8 Rxd8 39.Rxd8 Nxd8 40.Bc5 
Bb5 41.Ke3 f5 42.h4 f4+ 43.Kf2 Kf6 44.g3 fxg3+ 45.Kxg3 Kf5 46.Bd4 Nc6 47.
Be3 Ne5 48.b3 Bc6 49.f4 Ng4 50.Bd4 Nf6 51.Bxf6 Kxf6 52.Kf2 Kf5 53.Kg3 h5 
54.c4 Ke4 55.b4 Ke3 56.a3 Bd7 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.25"]
[White "Fabian, Gaston"]
[Black "Toniutti, Ezio"]
[Result "0-1"]
[WhiteElo "2344"]
[BlackElo "2162"]
[ECO "D15"]
[EventDate "2012.10.12"]
[PlyCount "68"]

1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.e3 a6 5.Nc3 b5 6.c5 Nbd7 7.a3 Ne4 8.Nxe4 dxe4 
9.Nd2 Nf6 10.Qc2 Qd5 11.a4 Rb8 12.axb5 axb5 13.b4 g6 14.h3 h5 15.g3 Bf5 
16.Bg2 g5 17.Bb2 Bg7 18.Ra6 O-O 19.O-O Ra8 20.Rfa1 Rxa6 21.Rxa6 Rd8 22.Bc3
Qe6 23.Kh2 Bg6 24.Nb3 Nd5 25.Na5 Rc8 26.Bf1 h4 27.g4 Qd7 28.Kg1 e5 29.dxe5
Bxe5 30.Bxb5 Nxc3 31.Bxc6 Qd3 32.Qb3 Qxa6 33.Bb7 Qe2 34.Bxc8 Nd1 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.26"]
[White "Gascon Del Nogal, Jose Rafael"]
[Black "Gemy, Jose Daniel"]
[Result "0-1"]
[WhiteElo "2206"]
[BlackElo "2333"]
[ECO "C10"]
[EventDate "2012.10.12"]
[PlyCount "84"]

1.e4 e6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bd7 5.Nf3 Bc6 6.Bd3 Nd7 7.O-O Be7 8.c4 
Ngf6 9.Ng3 Bxf3 10.Qxf3 c6 11.b3 O-O 12.Bb2 Qa5 13.a3 Rad8 14.Rfe1 Rfe8 
15.b4 Qc7 16.Bc3 Bd6 17.Re2 Bf4 18.Rae1 Bh6 19.Ne4 Nxe4 20.Rxe4 Nf8 21.h4 
g6 22.d5 Bg7 23.Bxg7 Kxg7 24.dxc6 Qxc6 25.Qe3 Qd6 26.Bf1 a6 27.c5 Qd2 28.
c6 bxc6 29.Bxa6 f5 30.Rc4 Qxe3 31.Rxe3 Rd1+ 32.Kh2 Rd2 33.f3 g5 34.hxg5 
Ng6 35.Rxc6 Nf4 36.Bf1 Kg6 37.b5 Kxg5 38.Rec3 Nd5 39.Rc2 Ne3 40.Rc1 Kf6 
41.Kh3 Rg8 42.g3 Rg6 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.27"]
[White "Caceres Recalde, Fernando"]
[Black "Leiva, Giuseppe"]
[Result "0-1"]
[WhiteElo "2159"]
[BlackElo "2321"]
[ECO "B90"]
[EventDate "2012.10.12"]
[PlyCount "122"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.h3 e5 7.Nb3 Be6 8.Be3 Be7
9.f4 exf4 10.Bxf4 Nc6 11.Qe2 Ne5 12.O-O-O Qc7 13.g4 h6 14.Kb1 Rc8 15.Nd5 
Nxd5 16.exd5 Bd7 17.Qg2 Bf6 18.c3 g6 19.Nd2 Bg7 20.Nf3 Qb6 21.Re1 O-O 22.
Nxe5 dxe5 23.Be3 Qa5 24.Qd2 e4 25.Bxh6 Bxh6 26.Qxh6 Qxd5 27.Qe3 Rfe8 28.
Be2 Be6 29.c4 Qc5 30.Qc3 Bxc4 31.Rc1 Bd3+ 32.Bxd3 Qxc3 33.bxc3 exd3 34.Rh2
Re3 35.h4 Rc4 36.g5 Rg3 37.Kb2 Re4 38.Rd1 b5 39.Rhd2 Rxh4 40.Rxd3 Rh2+ 41.
Kb3 Rxg5 42.a3 Rgg2 43.Kb4 Ra2 44.Rf3 Rhf2 45.Rdd3 Rxf3 46.Rxf3 Kg7 47.Rd3
g5 48.Rd5 f6 49.Rd7+ Kg6 50.Ra7 Rb2+ 51.Kc5 Rb3 52.Rxa6 Rxc3+ 53.Kxb5 g4 
54.Ra8 Rc7 55.Re8 f5 56.a4 g3 57.Kb6 Rf7 58.a5 g2 59.Re1 f4 60.a6 f3 61.
Rg1 Kg5 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.28"]
[White "Paveto, Kevin"]
[Black "Palmiotto, Marco Ivan"]
[Result "1-0"]
[WhiteElo "2282"]
[BlackElo "1985"]
[ECO "C28"]
[EventDate "2012.10.12"]
[PlyCount "135"]

1.e4 e5 2.Bc4 Nc6 3.Nc3 Nf6 4.d3 h6 5.f4 Bb4 6.Nf3 d5 7.exd5 Nxd5 8.O-O 
Nxc3 9.bxc3 Bxc3 10.Rb1 O-O 11.Ba3 Re8 12.Nxe5 Nxe5 13.fxe5 Be6 14.Bxe6 
Rxe6 15.Qf3 Rxe5 16.Qxf7+ Kh8 17.Rxb7 Bd4+ 18.Kh1 Bb6 19.Bb2 Rg5 20.Qe6 
Kh7 21.Qe4+ Kh8 22.c4 Qe8 23.Qf3 Rd8 24.d4 Rb8 25.Rxb8 Qxb8 26.Qe4 c5 27.
d5 Bc7 28.h4 Rg3 29.Rf7 Bd6 30.Bc1 Qc8 31.Rf5 Qd7 32.h5 Qa4 33.Qe2 Rc3 34.
Bf4 Qd7 35.Qe4 Kg8 36.Bxd6 Rc1+ 37.Kh2 Qxd6+ 38.g3 Qd7 39.Re5 Rf1 40.Re8+ 
Rf8 41.Rxf8+ Kxf8 42.Qe3 Kg8 43.Qxc5 Qf5 44.Qe3 Qc2+ 45.Kh3 Qxc4 46.d6 
Qf1+ 47.Kh2 Qf5 48.Qe2 Kf8 49.a4 a5 50.Kg1 Qd7 51.Qf3+ Kg8 52.Qd5+ Kf8 53.
Kg2 Qd8 54.Qf5+ Ke8 55.Qe6+ Kf8 56.d7 Qa8+ 57.Kf2 Qd8 58.Kf3 Qa8+ 59.Ke3 
Qd8 60.Kf4 Qc7+ 61.Kg4 Qd8 62.Kf5 Qg5+ 63.Ke4 Qd8 64.Kd5 Qg5+ 65.Kc6 Qc1+ 
66.Kb7 Qb1+ 67.Kc7 Qc1+ 68.Qc6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.29"]
[White "Ferro, Ezequiel"]
[Black "Barbosa, Evandro Amorim"]
[Result "0-1"]
[WhiteElo "2214"]
[BlackElo "2427"]
[ECO "D85"]
[EventDate "2012.10.12"]
[PlyCount "51"]

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Be3 c5 8.Qd2 
Qa5 9.Rc1 O-O 10.Nf3 Nd7 11.d5 f5 12.exf5 Rxf5 13.Bd3 Rxf3 14.gxf3 Ne5 15.
Be2 Bf5 16.f4 Nf7 17.c4 Qa3 18.O-O Nd6 19.f3 Rc8 20.Rb1 Bxb1 21.Rxb1 Qa4 
22.Rc1 a6 23.Kg2 b5 24.cxb5 axb5 25.Rxc5 Rxc5 26.Bxc5 {Ilegible} 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.30"]
[White "Mahia, Gustavo"]
[Black "Caceres Vasquez, Sergio"]
[Result "1-0"]
[WhiteElo "2409"]
[BlackElo "2213"]
[ECO "D00"]
[EventDate "2012.10.12"]
[PlyCount "75"]

1.d4 d5 2.Bg5 c6 3.Nf3 h6 4.Bh4 Qb6 5.e3 Qxb2 6.Nbd2 e6 7.Bd3 Be7 8.Bg3 
Qb6 9.Ne5 Nf6 10.O-O O-O 11.c4 c5 12.cxd5 exd5 13.Rb1 Qd8 14.dxc5 Bxc5 15.
Rc1 b6 16.Bh4 Bd6 17.Rxc8 Qxc8 18.Bxf6 gxf6 19.Qh5 Kg7 20.Ng4 Rh8 21.Nf3 
Nc6 22.Nh4 Ne7 23.Rd1 Qc5 24.Bf5 b5 25.g3 b4 26.Kg2 a5 27.Rd4 a4 28.Bb1 
Qc8 29.Bf5 Qe8 30.Bb1 b3 31.Rxd5 bxa2 32.Bxa2 Rd8 33.Rf5 Ng8 34.Rxf6 Nxf6 
35.Nf5+ Kf8 36.Nxf6 Qc6+ 37.Bd5 Qc7 38.Qg4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.31"]
[White "Paniagua Chnelik, Sebastian"]
[Black "Zuluaga Mancilla, Cesar"]
[Result "0-1"]
[WhiteElo "2204"]
[BlackElo "2394"]
[ECO "A12"]
[EventDate "2012.10.12"]
[PlyCount "54"]

1.Nf3 d5 2.c4 c6 3.b3 Bg4 4.Ne5 Bf5 5.g4 Be4 6.Nf3 Nf6 7.Bg2 Nxg4 8.d3 Bg6
9.h3 Nf6 10.Bb2 e6 11.Nbd2 Nbd7 12.Qc2 Bc5 13.e3 h6 14.a3 a5 15.Qc3 Qe7 
16.Bf1 O-O 17.d4 Bb6 18.b4 Ne4 19.Nxe4 Bxe4 20.Bg2 axb4 21.axb4 Rxa1+ 22.
Bxa1 Qf6 23.Ke2 Ra8 24.Bb2 Qg6 25.Nh4 Qg5 26.f3 Bh7 27.c5 Bc7 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.32"]
[White "Fusco, Leonardo"]
[Black "Pardo Agudelo, Alejandro"]
[Result "1-0"]
[WhiteElo "2379"]
[BlackElo "2181"]
[ECO "E97"]
[EventDate "2012.10.12"]
[PlyCount "47"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Nf3 e5 7.O-O Nc6 8.d5 Ne7 
9.b4 Ne8 10.c5 f5 11.Ng5 Kh8 12.Bf3 Nf6 13.cxd6 cxd6 14.Qb3 h6 15.Ne6 Bxe6
16.dxe6 fxe4 17.Nxe4 Nxe4 18.Bxe4 d5 19.Rd1 Qb6 20.Be3 Qxe6 21.Bc5 Rae8 
22.Bxd5 Qf5 23.Bxb7 Rf7 24.Be4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.33"]
[White "Miranda Junior, Roberto Calheiros"]
[Black "Lujan, Carolina"]
[Result "0-1"]
[WhiteElo "2200"]
[BlackElo "2379"]
[ECO "B42"]
[EventDate "2012.10.12"]
[PlyCount "122"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Bd3 Bc5 6.Nb3 Be7 7.Qg4 g6 8.Qe2 d6
9.Be3 Nd7 10.N1d2 Qc7 11.O-O-O b5 12.f4 Bb7 13.Rhf1 Ngf6 14.g4 Nc5 15.g5 
Nfd7 16.Kb1 Na4 17.Bd4 e5 18.Be3 Rc8 19.h4 Ndc5 20.Nxc5 Nxc5 21.h5 Na4 22.
Qf3 d5 23.Nb3 dxe4 24.Bxe4 Qc4 25.Nc5 Bxe4 26.Qxe4 Rxc5 27.Qg2 Rc8 28.hxg6
hxg6 29.fxe5 Rh4 30.e6 Qxe6 31.Bd4 Re4 32.Rh1 Bd6 33.Bf6 Nc5 34.Rhf1 Kd7 
35.Rh1 Re8 36.a3 Kc7 37.Qd2 Nb7 38.Qd3 Kb8 39.Rhf1 Qc4 40.Qh3 Re2 41.Bc3 
Be5 42.Rf3 Bxc3 43.Rxc3 Qe6 44.Qg3+ Qe5 45.Qf3 Re1 46.Rxe1 Qxe1+ 47.Ka2 
Qe6+ 48.b3 Rc8 49.Qf4+ Ka8 50.Rc7 Rxc7 51.Qxc7 Ka7 52.Qc3 Qf5 53.Qe3+ Qc5 
54.Qd2 Nd6 55.Qd3 Kb6 56.Kb1 Kc7 57.a4 bxa4 58.Qxa6 a3 59.c4 Ne4 60.Qa8 
Qg1+ 61.Kc2 Qg2+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.34"]
[White "Fiori, Alberto Nicolas"]
[Black "Fulgenzi, Ernesto"]
[Result "0-1"]
[WhiteElo "2159"]
[BlackElo "2344"]
[ECO "B15"]
[EventDate "2012.10.12"]
[PlyCount "92"]

1.e4 g6 2.d4 Bg7 3.Nc3 c6 4.Nf3 d5 5.h3 dxe4 6.Nxe4 Nd7 7.c3 Ngf6 8.Nxf6+ 
Nxf6 9.Bd3 O-O 10.O-O Qc7 11.Qe2 Nd5 12.Re1 Re8 13.Ne5 Be6 14.c4 Nb4 15.
Bb1 Rad8 16.Bd2 Na6 17.Bc3 Qc8 18.Bd3 Nc7 19.Rad1 f6 20.Nf3 Bf7 21.Nh2 Ne6
22.Qe3 Qc7 23.g3 Qc8 24.f4 c5 25.d5 Nd4 26.f5 Nxf5 27.Bxf5 Qxf5 28.g4 Qc8 
29.g5 b5 30.b3 bxc4 31.bxc4 Qa6 32.Qd3 h6 33.gxf6 exf6 34.Ng4 Rxe1+ 35.
Rxe1 Rxd5 36.Qe2 Rf5 37.Rd1 h5 38.Nf2 Qxc4 39.Rd8+ Kh7 40.Qxc4 Bxc4 41.Rd7
Rg5+ 42.Kh2 Bd5 43.Ng4 hxg4 44.Bxf6 g3+ 45.Kg1 Rf5 46.Bxg7 Kg8 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.35"]
[White "Souza Neves, Andrey"]
[Black "Abdalla, Luiz Guilherme Aurelli"]
[Result "0-1"]
[WhiteElo "2147"]
[BlackElo "2316"]
[ECO "B40"]
[EventDate "2012.10.12"]
[PlyCount "112"]

1.e4 c5 2.Nf3 e6 3.b3 Nc6 4.Bb2 d6 5.Bb5 Bd7 6.O-O Nf6 7.Re1 Be7 8.d4 Nxd4
9.Bxd7+ Qxd7 10.Nxd4 cxd4 11.Qxd4 O-O 12.c4 a6 13.Nd2 Rfd8 14.Rad1 Qc7 15.
Qe3 Nd7 16.f4 Bf8 17.Qg3 b5 18.Kh1 Nb6 19.Rc1 Qb7 20.f5 e5 21.c5 dxc5 22.
Bxe5 f6 23.Bf4 Re8 24.e5 fxe5 25.Bxe5 Qf7 26.Ne4 Nd7 27.Bb2 Qxf5 28.Nd6 
Rxe1+ 29.Rxe1 Qg6 30.Qxg6 hxg6 31.Re6 Rb8 32.Ne4 Rb6 33.Re8 Nf6 34.Re5 
Nxe4 35.Rxe4 Rd6 36.Bc3 Rd3 37.Be1 Rd1 38.g3 Rc1 39.Re2 c4 40.bxc4 Bb4 41.
cxb5 axb5 42.Rb2 Rxe1+ 43.Kg2 Re4 44.a3 Bxa3 45.Rxb5 Re2+ 46.Kg1 Kh7 47.
Rd5 Be7 48.Rb5 g5 49.Rd5 Kg6 50.Ra5 Bf6 51.Ra4 Kf5 52.Rc4 Rd2 53.g4+ Ke6 
54.h3 Kd5 55.Ra4 Bd4+ 56.Kh1 Ke6 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.36"]
[White "Avila, Pedro Andres"]
[Black "Tokman, Ariel"]
[Result "0-1"]
[WhiteElo "2145"]
[BlackElo "2283"]
[ECO "C41"]
[EventDate "2012.10.12"]
[PlyCount "100"]

1.e4 e5 2.Nf3 d6 3.d4 Nf6 4.Nc3 Nbd7 5.Bc4 Be7 6.O-O O-O 7.Qe2 c6 8.dxe5 
dxe5 9.Rd1 Qc7 10.Bg5 b5 11.Bd3 Nc5 12.a4 b4 13.Nb1 h6 14.Bxf6 Bxf6 15.
Nbd2 Nxd3 16.Qxd3 Rd8 17.Qe2 Be7 18.Nf1 Be6 19.b3 Qb6 20.Ne3 f6 21.Nh4 Bf8
22.Nhf5 Kh7 23.Rxd8 Rxd8 24.Rd1 g6 25.Rxd8 Qxd8 26.Ng3 Kg7 27.Ngf1 Bc5 28.
Qd1 Qxd1 29.Nxd1 f5 30.Nd2 Bd4 31.Kf1 Kf6 32.Ke2 f4 33.f3 Ke7 34.Nf2 Bxf2 
35.Kxf2 Kd6 36.Ke2 Kc5 37.Kd3 Bc8 38.c4 g5 39.g4 fxg3 40.hxg3 h5 41.Nf1 g4
42.Ne3 gxf3 43.Nd1 Bh3 44.Ke3 Bf1 45.Nf2 Bxc4 46.bxc4 Kxc4 47.g4 b3 48.Nd3
hxg4 49.Nxe5+ Kc3 50.Nd3 g3 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.37"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Arango, Andres Mauricio"]
[Result "1-0"]
[WhiteElo "2276"]
[BlackElo "2140"]
[ECO "D04"]
[EventDate "2012.10.12"]
[PlyCount "113"]

1.d4 d5 2.Nf3 Nf6 3.e3 c6 4.Bd3 Bg4 5.O-O Nbd7 6.b3 e5 7.dxe5 Nxe5 8.Be2 
Bd6 9.Bb2 Qe7 10.Nbd2 h5 11.Nxe5 Bxe5 12.Bxe5 Qxe5 13.Nf3 Bxf3 14.Bxf3 g5 
15.Qd4 Qxd4 16.exd4 Kd7 17.Be2 Rae8 18.Bd3 Ne4 19.f3 Nc3 20.Kf2 b5 21.a3 
a5 22.Rfe1 Kd6 23.h4 f6 24.Bg6 Reg8 25.Bf5 Re8 26.Bg6 Reg8 27.Bf7 Rg7 28.
Re6+ Kd7 29.Rxf6 gxh4 30.Rh1 b4 31.axb4 axb4 32.Bg6 Rhg8 33.Rf7+ Rxf7 34.
Bxf7 Ne4+ 35.fxe4 Rf8 36.Rxh4 Rxf7+ 37.Ke3 dxe4 38.Rxe4 Rg7 39.Kf3 Kd6 40.
g3 Rg5 41.Kg2 Kd5 42.Rf4 Rg4 43.Rf5+ Kxd4 44.Rxh5 c5 45.Rh4 Rxh4 46.gxh4 
Kc3 47.h5 Kxc2 48.h6 Kxb3 49.h7 c4 50.h8=Q c3 51.Kf2 Kc2 52.Ke2 b3 53.Qd4 
Kb1 54.Qxc3 b2 55.Qb3 Ka1 56.Qa3+ Kb1 57.Qa4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.38"]
[White "Fernandez, Maria Florencia"]
[Black "Cerda Albornoz, Guillermo"]
[Result "0-1"]
[WhiteElo "2138"]
[BlackElo "2267"]
[ECO "A67"]
[EventDate "2012.10.12"]
[PlyCount "74"]

1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.f4 Bg7 8.Bb5+ Nfd7
9.a4 O-O 10.Nf3 Na6 11.O-O Nb4 12.Re1 a6 13.Bf1 Re8 14.h3 Rb8 15.a5 b5 16.
axb6 Rxb6 17.Be3 Rb8 18.Bf2 a5 19.Nd2 Nb6 20.Bb5 Bd7 21.Bf1 Bc8 22.g3 Ba6 
23.Bxa6 Nxa6 24.Qf3 Nb4 25.Rec1 Qc8 26.Rxa5 Qxh3 27.Nb5 Qd7 28.Nxd6 Qxd6 
29.Bxc5 Qc7 30.Nb3 N6xd5 31.exd5 Nxd5 32.Ra7 Qc6 33.Na5 Qe6 34.Rd1 Rxb2 
35.Bf2 Nc3 36.Rf1 Qh3 37.Re7 Rxe7 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.39"]
[White "Borja Avila, Raul"]
[Black "Perez, Maximiliano"]
[Result "0-1"]
[WhiteElo "2140"]
[BlackElo "2264"]
[ECO "B25"]
[EventDate "2012.10.12"]
[PlyCount "92"]

1.Nc3 c5 2.e4 d6 3.g3 g6 4.Bg2 Bg7 5.d3 Nc6 6.Nh3 e6 7.Nf4 Nge7 8.h4 Rb8 
9.Bd2 b5 10.Qc1 a5 11.h5 b4 12.Nd1 Ba6 13.Ne3 Ng8 14.Rb1 a4 15.b3 axb3 16.
axb3 Bb5 17.Qd1 Ra8 18.Qg4 Nh6 19.Qd1 Ra2 20.Nh3 Nd4 21.Rc1 Bc6 22.O-O O-O
23.g4 f6 24.hxg6 hxg6 25.Nf4 Kf7 26.f3 Ng8 27.Nh3 Ne7 28.f4 Rh8 29.Ra1 
Rxa1 30.Qxa1 Qa8 31.Nc4 Rd8 32.Qb2 d5 33.Ra1 Qb8 34.exd5 Bxd5 35.Rf1 Rh8 
36.Qb1 Bxg2 37.Kxg2 Qa8+ 38.Kg3 Qa6 39.Qd1 Nd5 40.Re1 Qa2 41.Be3 Nxc2 42.
Bxc5 Nxe1 43.Qxe1 Rxh3+ 44.Kxh3 Nxf4+ 45.Kg3 Qg2+ 46.Kxf4 Bh6+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.40"]
[White "Santos, Haroldo Cunha dos"]
[Black "Fiori, Hector"]
[Result "1-0"]
[WhiteElo "2263"]
[BlackElo "2125"]
[ECO "A47"]
[EventDate "2012.10.12"]
[PlyCount "107"]

1.d4 Nf6 2.Nf3 e6 3.Bf4 c5 4.e3 b6 5.a4 Bb7 6.Na3 cxd4 7.exd4 Nd5 8.Bg3 
Be7 9.Nc4 d6 10.c3 Qc7 11.Bd3 Nd7 12.Qb3 O-O 13.O-O N7f6 14.Ne3 Nxe3 15.
fxe3 Ne4 16.Qc2 Nxg3 17.Bxh7+ Kh8 18.hxg3 f5 19.Bg6 Qc6 20.Qe2 Kg8 21.Rf2 
Qe4 22.Nd2 Qg4 23.Qxg4 fxg4 24.Bh5 Rxf2 25.Kxf2 Rf8+ 26.Kg1 Bg5 27.Re1 Bc6
28.Bxg4 e5 29.b3 exd4 30.cxd4 Bd5 31.Bf3 Be6 32.Bc6 d5 33.Nf3 Be7 34.e4 
dxe4 35.Bxe4 Rd8 36.d5 Bc5+ 37.Kh2 Bc8 38.Ng5 Rd6 39.Rf1 Rh6+ 40.Nh3 Bd6 
41.Bf5 Ba6 42.Rf3 Bb7 43.Be6+ Rxe6 44.dxe6 Bxf3 45.gxf3 Kf8 46.f4 Ke7 47.
Ng5 Bc7 48.Kg2 Kf6 49.Kf3 Bd8 50.Ke4 Be7 51.g4 a6 52.Kd5 a5 53.Ne4+ Kg6 
54.Kc6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.41"]
[White "Perez Gormaz, Matias"]
[Black "Benedetti, Julio"]
[Result "1-0"]
[WhiteElo "2261"]
[BlackElo "2117"]
[ECO "A07"]
[EventDate "2012.10.12"]
[PlyCount "73"]

1.Nf3 d5 2.g3 Nc6 3.Bg2 e5 4.d3 Nf6 5.O-O h6 6.c4 dxc4 7.Qa4 Bd7 8.Qxc4 
Bd6 9.Nc3 g5 10.d4 e4 11.Ne5 Bxe5 12.dxe5 Nxe5 13.Qc5 Qe7 14.Nxe4 Nxe4 15.
Qxe7+ Kxe7 16.Bxe4 Bc6 17.Bc2 f6 18.b3 Rad8 19.Ba3+ Kf7 20.Rad1 Bb5 21.
Rfe1 Rxd1 22.Bxd1 Re8 23.Bb4 h5 24.f3 c5 25.Bc3 c4 26.b4 Nd7 27.a4 Bc6 28.
Bc2 a6 29.Kf2 Nb6 30.b5 Nd5 31.bxc6 Nxc3 32.cxb7 Rb8 33.Ke3 Rxb7 34.Kd4 
Na2 35.Kxc4 Rb2 36.Bb3 Ke6 37.Ra1 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.42"]
[White "Cervetto, Esteban"]
[Black "Tobares, Leandro"]
[Result "0-1"]
[WhiteElo "2100"]
[BlackElo "2261"]
[ECO "B35"]
[EventDate "2012.10.12"]
[PlyCount "68"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.Nc3 Bg7 6.Be3 Nf6 7.Bc4 O-O 8.Bb3 
a5 9.O-O Nxd4 10.Bxd4 d6 11.f3 Bd7 12.a4 Bc6 13.Qd2 Nd7 14.Rad1 Nc5 15.
Bxc5 dxc5 16.Qg5 Bd4+ 17.Kh1 e6 18.Qh6 Qf6 19.Rd3 Rad8 20.Re1 Be5 21.Red1 
Bxc3 22.bxc3 Rxd3 23.Rxd3 Bxe4 24.Rd1 Rd8 25.Rb1 c4 26.fxe4 cxb3 27.cxb3 
Qxc3 28.Qh4 Qd3 29.Re1 Rd4 30.Qf4 Qd2 31.Qb8+ Rd8 32.Qg3 Rd3 33.Qb8+ Kg7 
34.Rf1 Qf2 {Ilegible} 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.43"]
[White "Sanchez Sandoval, Gonzalo"]
[Black "Contreras Rodriguez, Henry"]
[Result "1-0"]
[WhiteElo "2029"]
[BlackElo "2220"]
[ECO "B98"]
[EventDate "2012.10.12"]
[PlyCount "69"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Nbd7 8.Qf3 h6
9.Bh4 Qc7 10.O-O-O Be7 11.Be2 Rb8 12.Qg3 Rg8 13.e5 dxe5 14.fxe5 Qxe5 15.
Qe1 Ne4 16.Bxe7 Kxe7 17.Nxe4 Qxe4 18.Qb4+ Ke8 19.Bf3 Qe5 20.Kb1 Qc7 21.
Rhe1 Nc5 22.Nf5 b6 23.Qd4 Bb7 24.Bxb7 Nxb7 25.Nxg7+ Kf8 26.Nxe6+ fxe6 27.
Qf6+ Qf7 28.Qxh6+ Ke7 29.Qh4+ Ke8 30.Qa4+ b5 31.Qxa6 Nd8 32.h4 Rxg2 33.
Rxd8+ Kxd8 34.Qd6+ Kc8 35.Qc6+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.44"]
[White "Zuriel, Marisa"]
[Black "Postolski, Javier"]
[Result "1-0"]
[WhiteElo "2217"]
[BlackElo "2006"]
[ECO "B90"]
[EventDate "2012.10.12"]
[PlyCount "67"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.h3 e5 7.Nde2 Be6 8.g4 d5 
9.exd5 Nxd5 10.Bg2 Nxc3 11.Qxd8+ Kxd8 12.Nxc3 Kc7 13.O-O h5 14.Nd5+ Bxd5 
15.Bxd5 hxg4 16.hxg4 f6 17.Be3 Nd7 18.Rad1 Rh4 19.Kg2 g5 20.Be6 Nc5 21.Bf5
Rd8 22.Rxd8 Kxd8 23.Rd1+ Kc7 24.b4 Na4 25.Rd7+ Kc6 26.Rf7 Bxb4 27.Bd7+ Kd6
28.Bxa4 Rxg4+ 29.Kf3 Rh4 30.Rxf6+ Ke7 31.Rb6 e4+ 32.Ke2 Ba5 33.Bxg5+ Kf7 
34.Rxb7+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.45"]
[White "Nina Campos, Miguel Angel"]
[Black "Saitta, Jorge"]
[Result "1-0"]
[WhiteElo "2298"]
[BlackElo "1847"]
[ECO "B32"]
[EventDate "2012.10.12"]
[PlyCount "87"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.c3 d3 5.Bxd3 e5 6.c4 Nf6 7.O-O Be7 8.Nc3 d6 
9.h3 O-O 10.Be3 h6 11.Qd2 Kh7 12.Rfd1 Be6 13.Nd5 Qd7 14.Nxe7 Qxe7 15.b4 b6
16.Rac1 Rfd8 17.Qb2 Rab8 18.a3 g5 19.Nh2 Nh5 20.Nf1 Nf4 21.Be2 f6 22.Ng3 
Nxe2+ 23.Qxe2 Qf7 24.c5 bxc5 25.bxc5 dxc5 26.Rxc5 Nd4 27.Bxd4 exd4 28.Nf5 
Bxf5 29.Rxf5 Kg6 30.h4 Qe7 31.h5+ Kh7 32.e5 Rb6 33.Qe4 Kg8 34.Rxd4 Rxd4 
35.Qxd4 fxe5 36.Rxe5 Qd6 37.Qc4+ Kg7 38.Qc3 Kh7 39.Qc2+ Kg7 40.Rc5 Rb7 41.
g3 Rd7 42.Kh2 Qe6 43.Rc6 Rd6 44.Rc7+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.46"]
[White "Leskovar, Matias"]
[Black "Monteiro, Marcos Paul de Souza"]
[Result "1-0"]
[WhiteElo "2283"]
[BlackElo "2040"]
[ECO "D15"]
[EventDate "2012.10.12"]
[PlyCount "45"]

1.d4 d5 2.Nf3 c6 3.c4 Nf6 4.Nc3 dxc4 5.g3 Bf5 6.Bg2 Nbd7 7.O-O e6 8.Re1 
Qa5 9.e4 Bg4 10.h3 Bh5 11.Qe2 Bxf3 12.Bxf3 O-O-O 13.Bd2 Qa6 14.a4 c5 15.
Nb5 Nb6 16.dxc5 Bxc5 17.b4 Nxa4 18.Qxc4 Rd4 19.Qxc5+ Nxc5 20.Rxa6 Rxd2 21.
Rxa7 Na6 22.Ra8+ Nb8 23.Rc1+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.47"]
[White "Chiari, Arthur Gontijo"]
[Black "Teixeira, Ricardo da Silva"]
[Result "1-0"]
[WhiteElo "2098"]
[BlackElo "2276"]
[ECO "B03"]
[EventDate "2012.10.12"]
[PlyCount "75"]

1.e4 Nf6 2.e5 Nd5 3.c4 Nb6 4.d4 d6 5.f4 dxe5 6.fxe5 Bf5 7.Nc3 e6 8.Be3 Bb4
9.Nf3 c5 10.a3 Bxc3+ 11.bxc3 Nc6 12.Be2 O-O 13.O-O Na5 14.Nd2 Rc8 15.d5 
Bg6 16.d6 Nd7 17.Nf3 Nb6 18.Nd2 Nd7 19.Bf4 f6 20.Bg4 fxe5 21.Bxe6+ Bf7 22.
Bxf7+ Rxf7 23.Bg3 Rxf1+ 24.Nxf1 Qf6 25.Qg4 Qf7 26.Ne3 Rf8 27.Rd1 Nc6 28.
Rf1 Nf6 29.Qf5 Nd7 30.Qh3 Qe8 31.Nf5 g6 32.Ne7+ Nxe7 33.Qe6+ Rf7 34.Rxf7 
Qxf7 35.Qxd7 Nc6 36.Qc8+ Kg7 37.d7 Qf6 38.Qxc6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.48"]
[White "Viana, Dirceu"]
[Black "Bulgarini Torre, Marco"]
[Result "1-0"]
[WhiteElo "2275"]
[BlackElo "1977"]
[ECO "C15"]
[EventDate "2012.10.12"]
[PlyCount "75"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.Ne2 Nc6 5.a3 Ba5 6.Be3 dxe4 7.b4 Bb6 8.Nxe4 
Nge7 9.c4 a6 10.c5 Ba7 11.N4c3 O-O 12.g3 Nd5 13.Bg2 Nce7 14.O-O c6 15.Qd2 
Bb8 16.Rad1 Bd7 17.Nf4 Nc7 18.Nd3 f6 19.Rfe1 Be8 20.Ne4 Ncd5 21.Nf4 Bxf4 
22.Bxf4 a5 23.Nc3 axb4 24.axb4 Bf7 25.Ne4 Nc8 26.Ra1 Rxa1 27.Rxa1 Nxf4 28.
gxf4 e5 29.dxe5 Qxd2 30.Nxd2 Rd8 31.Ne4 fxe5 32.fxe5 Rd4 33.Ra8 Rd1+ 34.
Bf1 Be6 35.Ng5 Bf5 36.e6 g6 37.Rxc8+ Kg7 38.e7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.49"]
[White "Okamura, Milton Kasuo"]
[Black "Sabas, Jorge"]
[Result "0-1"]
[WhiteElo "2092"]
[BlackElo "2274"]
[ECO "E97"]
[EventDate "2012.10.12"]
[PlyCount "76"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 
9.Nd2 c6 10.b4 a5 11.bxa5 Qxa5 12.Qc2 c5 13.Nb3 Qd8 14.a4 Ne8 15.Bd2 f5 
16.f3 f4 17.a5 g5 18.Na4 Nf6 19.Nb6 Ra6 20.Be1 h5 21.Bf2 Rf7 22.Rfb1 Bf8 
23.Kf1 Ng6 24.Nc1 g4 25.Nxc8 Qxc8 26.Rb5 h4 27.Ke1 g3 28.Bg1 h3 29.Bf1 Nh4
30.Ra3 Rg7 31.gxh3 g2 32.Be2 Qxh3 33.Qb2 Ra7 34.Rc3 Nh7 35.Bd1 Ng5 36.Qe2 
Qc8 37.Qf2 Nh3 38.Qxh4 Nxg1 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.50"]
[White "Gaitan, Juan Manuel"]
[Black "Sperb, Eduardo Quintana"]
[Result "1-0"]
[WhiteElo "2266"]
[BlackElo "2040"]
[ECO "D35"]
[EventDate "2012.10.12"]
[PlyCount "75"]

1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.cxd5 exd5 5.Bg5 Be7 6.e3 c6 7.Bd3 Bg4 8.Nge2 
Nbd7 9.Qc2 Bh5 10.Ng3 Bg6 11.Nf5 Bxf5 12.Bxf5 O-O 13.O-O Re8 14.Rab1 h6 
15.Bh4 g5 16.Bg3 Nh5 17.b4 Nxg3 18.hxg3 Nb6 19.Bd3 Rc8 20.a4 Qd6 21.Rfc1 
Kg7 22.a5 Nd7 23.Bf5 Rcd8 24.e4 dxe4 25.Nxe4 Qd5 26.Nc3 Qc4 27.d5 Nf6 28.
dxc6 bxc6 29.Qa4 Rd4 30.Qa1 Kg8 31.Ne2 Qxe2 32.Qxd4 Rd8 33.Qxa7 Qe5 34.Re1
Qxf5 35.Qxe7 Rd2 36.Qc5 Nd5 37.a6 Rc2 38.a7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.51"]
[White "Tapie Amione, Pablo Adib"]
[Black "Fiora, Emilio"]
[Result "1-0"]
[WhiteElo "2240"]
[BlackElo "1954"]
[ECO "B76"]
[EventDate "2012.10.12"]
[PlyCount "65"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O 8.Qd2 
Nc6 9.g4 Nxd4 10.Bxd4 Be6 11.Nd5 Bxd5 12.exd5 Nd7 13.Bxg7 Kxg7 14.O-O-O 
Rc8 15.h4 Rc5 16.h5 Qa5 17.Qg5 Rfc8 18.Bd3 Qa4 19.Kb1 f6 20.Qe3 Ne5 21.
hxg6 hxg6 22.Qh6+ Kf7 23.b3 Qa3 24.Qh7+ Ke8 25.Qg8+ Kd7 26.Qe6+ Kc7 27.
Qxe7+ Kb8 28.Qxd6+ Ka8 29.Be4 Nc4 30.Qxf6 Qa5 31.bxc4 Rxc4 32.Rh8 Qb4+ 33.
Ka1 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.52"]
[White "Rioseco Pinochet, Fernan"]
[Black "Hernandez Amura, Gilberto"]
[Result "1-0"]
[WhiteElo "2236"]
[BlackElo "1851"]
[ECO "B44"]
[EventDate "2012.10.12"]
[PlyCount "65"]

1.e4 c5 2.Nf3 e6 3.c4 Nc6 4.d4 cxd4 5.Nxd4 d6 6.Nc3 a6 7.Be3 Nf6 8.Be2 Be7
9.O-O O-O 10.Qd2 Nxd4 11.Qxd4 Bd7 12.f4 Rc8 13.e5 dxe5 14.fxe5 Ne8 15.Rad1
Bc6 16.Qxd8 Bxd8 17.Bc5 Bc7 18.Bxf8 Kxf8 19.Bg4 Ke7 20.Rfe1 g6 21.Kf1 Ng7 
22.Nd5+ Ke8 23.Nxc7+ Rxc7 24.Kf2 h5 25.Bf3 Bxf3 26.Kxf3 Rxc4 27.Rc1 Rxc1 
28.Rxc1 Kd7 29.Kf4 Nf5 30.Kg5 Ne3 31.Kf6 Ng4+ 32.Kxf7 Nxe5+ 33.Kf6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.53"]
[White "Rivas, Lucas"]
[Black "Bouwman, Marcelo Wanderley"]
[Result "1/2-1/2"]
[WhiteElo "1987"]
[BlackElo "2233"]
[ECO "C00"]
[EventDate "2012.10.12"]
[PlyCount "93"]

1.e4 e6 2.d3 d5 3.Nd2 g6 4.Ngf3 Bg7 5.e5 c5 6.g3 Nc6 7.Nb3 Nxe5 8.Bg2 
Nxf3+ 9.Qxf3 Ne7 10.O-O Qc7 11.c4 O-O 12.Bg5 d4 13.h4 h6 14.Bd2 Rb8 15.
Rae1 Bd7 16.Qe2 e5 17.f4 Nf5 18.Qf2 h5 19.fxe5 Rbe8 20.Bf4 Bxe5 21.Bxe5 
Rxe5 22.Rxe5 Qxe5 23.Bxb7 Nxg3 24.Re1 Qc7 25.Nxc5 Bg4 26.b4 Nf5 27.Bg2 Qd8
28.Re4 Re8 29.Rxe8+ Qxe8 30.Be4 Ne3 31.Qf4 Qe7 32.Qg3 a5 33.Qf2 axb4 34.
Nb3 Qe5 35.Qh2 Nxc4 36.Qxe5 Nxe5 37.Nxd4 Kf8 38.Nc2 f5 39.Bg2 Nxd3 40.Bf1 
Ne5 41.Kf2 f4 42.Nxb4 Nf3 43.Nd3 Nxh4 44.Nxf4 g5 45.Nd5 Be6 46.Nf6 Bf7 47.
Nh7+ 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.54"]
[White "Morelli, Nicolas"]
[Black "Assumpcao, Roberto"]
[Result "0-1"]
[WhiteElo "2036"]
[BlackElo "2218"]
[ECO "B02"]
[EventDate "2012.10.12"]
[PlyCount "80"]

1.e4 Nf6 2.Nc3 d5 3.exd5 Nxd5 4.Nxd5 Qxd5 5.d4 Nc6 6.Be3 e5 7.dxe5 Qxe5 8.
c3 Bc5 9.Nf3 Qe7 10.Qe2 O-O 11.O-O-O Be6 12.Kb1 Rfd8 13.Re1 Bf5+ 14.Ka1 
Bxe3 15.Qxe3 Qxe3 16.fxe3 Be4 17.Be2 Ne7 18.Rhf1 h6 19.Bc4 Bd3 20.Bxd3 
Rxd3 21.Rf2 Rad8 22.Kb1 Nd5 23.e4 Ne3 24.a3 Nxg2 25.Rg1 Rd1+ 26.Rxd1 Rxd1+
27.Ka2 Nf4 28.Rd2 Rxd2 29.Nxd2 Kh7 30.Kb3 Kg6 31.Kc4 Kh5 32.a4 Kg4 33.a5 
a6 34.b4 Kh3 35.Kc5 Kxh2 36.e5 g5 37.Ne4 g4 38.c4 Nd3+ 39.Kd4 Nxb4 40.Ke3 
g3 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.55"]
[White "Heinecke, Lucas"]
[Black "Mackeprang, Luis"]
[Result "0-1"]
[WhiteElo "1978"]
[BlackElo "2145"]
[ECO "E67"]
[EventDate "2012.10.12"]
[PlyCount "56"]

1.Nf3 Nf6 2.c4 g6 3.g3 Bg7 4.Nc3 O-O 5.Bg2 d6 6.d4 Nbd7 7.O-O e5 8.d5 Nb6 
9.c5 dxc5 10.Nxe5 Re8 11.f4 Ng4 12.Nxg4 Bxg4 13.h3 Bxc3 14.hxg4 Bd4+ 15.
Kh2 Nxd5 16.Bxd5 Qxd5 17.e3 Qc4 18.exd4 Re2+ 19.Kh3 Rae8 20.f5 Qd5 21.fxg6
Qg2+ 22.Kh4 Qh2+ 23.Kg5 h6+ 24.Kf5 fxg6+ 25.Kxg6 R8e6+ 26.Rf6 Qh3 27.Kf5 
Qg2 28.Bxh6 Qd5+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.56"]
[White "Pineiro, Dario"]
[Black "Villegas, Franco"]
[Result "1-0"]
[WhiteElo "2141"]
[BlackElo "1852"]
[ECO "E06"]
[EventDate "2012.10.12"]
[PlyCount "57"]

1.c4 e6 2.g3 Nf6 3.Bg2 d5 4.Nf3 Be7 5.O-O O-O 6.d4 h6 7.Nc3 c6 8.Nd2 Nbd7 
9.e4 c5 10.e5 Ne8 11.dxc5 d4 12.Nb5 Nxe5 13.Qe2 f6 14.Nb3 d3 15.Qe4 a6 16.
N5d4 a5 17.f4 a4 18.fxe5 axb3 19.Nxb3 f5 20.Qf3 Ra4 21.Rd1 Rxc4 22.Rxd3 
Qc7 23.Be3 Qxe5 24.Bd4 Rxd4 25.Nxd4 Bxc5 26.Rad1 Nf6 27.Kh1 Ng4 28.b3 Ne3 
29.Rxe3 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.57"]
[White "Sampaio, Leonardo de Souza Prallon"]
[Black "Restuccia, Francisco"]
[Result "1-0"]
[WhiteElo "1976"]
[BlackElo "2118"]
[ECO "B02"]
[EventDate "2012.10.12"]
[PlyCount "133"]

1.e4 d5 2.exd5 Nf6 3.Nc3 Nxd5 4.Bc4 c6 5.Qf3 Nf6 6.h3 Nbd7 7.Bb3 Nc5 8.d3 
Nxb3 9.axb3 g6 10.Be3 Bg7 11.Nge2 O-O 12.O-O a6 13.Rfd1 Nd5 14.Nxd5 cxd5 
15.d4 Bf5 16.Rd2 Rc8 17.c3 Be4 18.Qg3 Qb6 19.b4 Ra8 20.f3 Bf5 21.Ra5 Qe6 
22.Qf2 Qd7 23.Nf4 Be6 24.Nxe6 Qxe6 25.Re2 Qd7 26.Bg5 f6 27.Bf4 b6 28.Ra1 
Rfe8 29.Rae1 e6 30.g4 a5 31.bxa5 Rxa5 32.h4 b5 33.g5 fxg5 34.hxg5 Qf7 35.
Be5 Ra6 36.Kg2 Qf5 37.Qg3 Qf7 38.Bxg7 Qxg7 39.Qe5 Qxe5 40.Rxe5 Kf7 41.Rh1 
Kg7 42.Rhe1 Kf7 43.Kg3 Re7 44.Kf4 Ke8 45.R5e2 Kd7 46.Rh1 Kd6 47.Rhh2 Rea7 
48.Rh4 Rf7+ 49.Ke3 Kc6 50.Rf4 Raa7 51.Rf6 Kd6 52.Kd3 Ra8 53.Re1 Re7 54.Rh1
Ra2 55.Kc2 Ra8 56.Kb3 Ra4 57.Re1 Kd7 58.Rf8 Kc7 59.Rh1 Kc6 60.Rh4 e5 61.
Rf6+ Kc7 62.Rg4 exd4 63.Rxd4 Rxd4 64.cxd4 Re2 65.Kc3 Rf2 66.Rf7+ Kc6 67.
Rxh7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.58"]
[White "Brizzi, Victor Emmanuel"]
[Black "San Martin Basualto, Epiro"]
[Result "0-1"]
[WhiteElo "1930"]
[BlackElo "2114"]
[ECO "C00"]
[EventDate "2012.10.12"]
[PlyCount "92"]

1.e4 e6 2.d3 d5 3.Qe2 Ne7 4.Nf3 c5 5.g3 Nbc6 6.Bg2 g6 7.O-O Bg7 8.c3 b6 9.
Re1 Ba6 10.exd5 Nxd5 11.Bg5 Qd7 12.Nbd2 h6 13.Be3 Bxc3 14.Ne4 Bxe1 15.Nxe1
f5 16.Nd2 O-O-O 17.Nc4 Ndb4 18.Bf4 Bxc4 19.dxc4 g5 20.a3 Nd4 21.Qd1 Nbc6 
22.Be3 g4 23.b4 Ne5 24.Kh1 Ndf3 25.Qc2 h5 26.h4 Nxe1 27.Rxe1 Nd3 28.Rb1 f4
29.gxf4 Qe7 30.bxc5 Nxc5 31.Bxc5 Qxc5 32.Qe4 Kd7 33.Rb5 Qxf2 34.Rg5 Ke7 
35.Qb7+ Kd6 36.Qc6+ Ke7 37.Qc7+ Rd7 38.Rg7+ Kf8 39.Qc8+ Kxg7 40.Qxd7+ Kf6 
41.Qd3 Qxh4+ 42.Kg1 Qe1+ 43.Kh2 Ke7 44.Qd4 Qh4+ 45.Kg1 Qf6 46.Qe4 Rd8 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.59"]
[White "Arias, Juan Cruz"]
[Black "Vazquez Massaro, Maximiliano"]
[Result "0-1"]
[WhiteElo "1899"]
[BlackElo "2112"]
[ECO "C11"]
[EventDate "2012.10.12"]
[PlyCount "124"]

1.e4 e6 2.Nf3 d5 3.Nc3 Nf6 4.e5 Nfd7 5.d4 c5 6.dxc5 Nc6 7.Bf4 Bxc5 8.Bd3 
f6 9.exf6 Qxf6 10.Bg5 Qf7 11.Qe2 O-O 12.O-O-O Nf6 13.Rhe1 Bd7 14.Bh4 h6 
15.Bg3 Nh5 16.Be5 Nf4 17.Bxf4 Qxf4+ 18.Kb1 Bb4 19.Bb5 Rf6 20.Qe3 Qc7 21.a3
Bd6 22.Ba4 a6 23.Bb3 Ne7 24.Re2 Rc8 25.Na4 b5 26.Nb6 Nf5 27.Nxd7 Nxe3 28.
Nxf6+ gxf6 29.Rxe3 a5 30.Ne1 a4 31.Ba2 b4 32.axb4 a3 33.Rc3 Qb8 34.Rxc8+ 
Qxc8 35.bxa3 Qc3 36.Nd3 Qxa3 37.Re1 Kf7 38.Re3 Qa7 39.h3 Qd4 40.c3 Qb6 41.
Re2 Qa6 42.Nc1 Bf4 43.Rc2 Qf1 44.Kb2 Qxg2 45.Nd3 Bd6 46.c4 dxc4 47.Bxc4 
Qxh3 48.Re2 h5 49.Kc2 h4 50.Kd2 Qh2 51.Bxe6+ Kg7 52.Re3 Bf4 53.Nxf4 Qxf4 
54.Ke2 f5 55.Bb3 Qg4+ 56.Ke1 f4 57.Re7+ Kf8 58.Rf7+ Ke8 59.Rh7 h3 60.Bf7+ 
Kf8 61.Bb3 Qg2 62.Ke2 Qe4+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.60"]
[White "Batista, Gerson Peres"]
[Black "Jorquera Alfaro, Mauricio"]
[Result "1-0"]
[WhiteElo "2233"]
[BlackElo "2036"]
[ECO "C10"]
[EventDate "2012.10.12"]
[PlyCount "41"]

1.e4 e6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 5.Bd3 Ngf6 6.Qe2 c5 7.Nf3 Be7 8.
Nxf6+ Nxf6 9.dxc5 Bxc5 10.O-O O-O 11.Bg5 Be7 12.Rad1 Qc7 13.Ne5 b6 14.Rfe1
Bb7 15.Nd7 Nxd7 16.Bxe7 Rfe8 17.Qh5 g6 18.Qh4 Nc5 19.Bf6 Qc6 20.Bf1 Ne4 
21.Rxe4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.61"]
[White "Anino, Sergio"]
[Black "Heinecke, Victor"]
[Result "1-0"]
[WhiteElo "2226"]
[BlackElo "2025"]
[ECO "A58"]
[EventDate "2012.10.12"]
[PlyCount "77"]

1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.bxa6 g6 6.Nc3 Bxa6 7.g3 Bg7 8.Bg2 d6 
9.Nf3 O-O 10.O-O Nbd7 11.Rb1 Nb6 12.b3 Ra7 13.Bb2 Qa8 14.Ng5 h6 15.Nh3 Rb8
16.Qd2 Ne8 17.Rfd1 Bc8 18.a4 c4 19.Nb5 Ra6 20.Bxg7 Kxg7 21.bxc4 Nxa4 22.
Nf4 Bf5 23.Ra1 Rb7 24.Ra3 Nc7 25.Rda1 Nxb5 26.cxb5 Rxb5 27.Qd4+ Kh7 28.
Rxa4 Rxa4 29.Rxa4 Rb1+ 30.Bf1 Qb7 31.Ra7 e5 32.Rxb7 exd4 33.Rxb1 Bxb1 34.
Nd3 Kg7 35.f4 f5 36.Kf2 Kf6 37.Nb4 Be4 38.Bg2 Bb1 39.Ke1 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.62"]
[White "Evans, Pablo"]
[Black "Arias, Juan Carlos"]
[Result "1-0"]
[WhiteElo "2017"]
[BlackElo "2215"]
[ECO "C00"]
[EventDate "2012.10.12"]
[PlyCount "65"]

1.e4 e6 2.b3 d5 3.Bb2 Nf6 4.e5 Nfd7 5.f4 c5 6.Nf3 Nc6 7.Bb5 Qb6 8.Qe2 a6 
9.Ba4 Qc7 10.Bxc6 Qxc6 11.O-O Be7 12.d3 b6 13.Nbd2 Bb7 14.c3 O-O-O 15.d4 
h6 16.a4 Kb8 17.Kh1 g5 18.Rfc1 gxf4 19.Ba3 Rde8 20.Ra2 Rhg8 21.c4 Rg6 22.
a5 Reg8 23.Rg1 dxc4 24.bxc4 h5 25.Qd3 Bf8 26.axb6 cxd4 27.Bxf8 Nxf8 28.
Qxd4 Nd7 29.Rb2 h4 30.Nxh4 Rxg2 31.Rxg2 Rxg2 32.Ndf3 Rg4 33.Rg2 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.63"]
[White "Freitas, Julio Eimard de"]
[Black "Andrade, Roberto Luiz Costa"]
[Result "1/2-1/2"]
[WhiteElo "1882"]
[BlackElo "2187"]
[ECO "A53"]
[EventDate "2012.10.12"]
[PlyCount "35"]

1.d4 Nf6 2.c4 d6 3.Nc3 e5 4.e4 exd4 5.Qxd4 Nc6 6.Qd1 g6 7.Be2 Bg7 8.Be3 
O-O 9.Nf3 Re8 10.Nd2 b6 11.O-O Ne5 12.h3 Bb7 13.Bg5 h6 14.Bh4 g5 15.Bg3 
Ng6 16.Qc2 Nf4 17.Bf3 N6h5 18.Bh2 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.64"]
[White "Arcos Facio, Mateo"]
[Black "Aberbach, Angel"]
[Result "1-0"]
[WhiteElo "2174"]
[BlackElo "2023"]
[ECO "C18"]
[EventDate "2012.10.12"]
[PlyCount "65"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Qa5 7.Bd2 Qa4 8.h4 Nc6
9.h5 h6 10.Nf3 c4 11.Nh4 Nge7 12.g4 Bd7 13.f4 O-O-O 14.Be3 f6 15.Bh3 fxe5 
16.fxe5 Rdf8 17.Qd2 Qa5 18.Qe2 Rf7 19.Rf1 Rhf8 20.Rg1 Rf4 21.Nf5 R8xf5 22.
gxf5 Nxd4 23.Qg2 Nf3+ 24.Ke2 Nxg1+ 25.Qxg1 Re4 26.f6 gxf6 27.exf6 Qxc3 28.
f7 Qh8 29.Rf1 Qf8 30.Kd1 Rxe3 31.Qxe3 Nf5 32.Bxf5 exf5 33.Rxf5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.65"]
[White "Ferreira, Kleber Victor"]
[Black "Perez Wertheim, Rodolfo"]
[Result "1-0"]
[WhiteElo "2121"]
[BlackElo "2015"]
[ECO "C28"]
[EventDate "2012.10.12"]
[PlyCount "135"]

1.e4 e5 2.Nc3 Nf6 3.Bc4 Nc6 4.d3 Bb4 5.Bg5 h6 6.Bh4 g5 7.Bg3 d6 8.Ne2 Be6 
9.a3 Ba5 10.b4 Bb6 11.Nd5 Bxd5 12.exd5 Ne7 13.Bb5+ Kf8 14.c4 Nf5 15.h3 Nh5
16.Bh2 Qf6 17.O-O Rd8 18.Nc3 Nf4 19.Ne4 Qg6 20.c5 dxc5 21.bxc5 Ba5 22.Bc4 
h5 23.Bxf4 gxf4 24.Kh1 Nh4 25.Rg1 f5 26.Nd2 e4 27.g3 Qf6 28.Nb3 Bc3 29.
gxh4 Qxh4 30.Qf1 Bxa1 31.Nxa1 f3 32.dxe4 Re8 33.d6 cxd6 34.cxd6 Rxe4 35.d7
Rg4 36.Nc2 Rd4 37.Ne1 Rxd7 38.Nxf3 Qe4 39.Qg2 Qxc4 40.Ne5 Qd5 41.Ng6+ Kg7 
42.Qxd5 Rxd5 43.Ne7+ Kf6 44.Nxd5+ Ke5 45.Ne7 Rd8 46.Ng6+ Ke4 47.Re1+ Kf3 
48.Re3+ Kxf2 49.Rb3 b6 50.Nh4 Rd5 51.Rf3+ Ke2 52.Kg2 Kd2 53.Nxf5 Kc1 54.
Kg3 Kb2 55.Kh4 a5 56.Kxh5 a4 57.Kg6 b5 58.h4 b4 59.axb4 a3 60.h5 Rb5 61.h6
Rxb4 62.h7 Rb6+ 63.Kf7 Rb8 64.Nd4 Ra8 65.Nb3 a2 66.Kg7 Ra3 67.h8=Q Rxb3 
68.Rxb3+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.66"]
[White "Baeta, Marcio Netto"]
[Black "Santopietro, Gerardo"]
[Result "0-1"]
[WhiteElo "2101"]
[BlackElo "2006"]
[ECO "D10"]
[EventDate "2012.10.12"]
[PlyCount "66"]

1.d4 d5 2.c4 c6 3.cxd5 cxd5 4.Nc3 Nf6 5.Bf4 e6 6.e3 Bd6 7.Bb5+ Nc6 8.Nf3 
a6 9.Bd3 Bxf4 10.exf4 Qb6 11.a3 Bd7 12.Na4 Qc7 13.g3 O-O 14.Rc1 Qa5+ 15.b4
Nxb4 16.axb4 Qxa4 17.Qd2 Bb5 18.O-O Bxd3 19.Qxd3 Qxb4 20.Rc7 Rac8 21.Rb1 
Qxb1+ 22.Qxb1 Rxc7 23.Qb6 Rfc8 24.Ne5 Nd7 25.Qd6 Nxe5 26.dxe5 Rc6 27.Qd7 
Rb8 28.f5 exf5 29.Qxd5 Re6 30.Qc5 b5 31.Qb4 a5 32.Qxa5 b4 33.Qc7 Ree8 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.67"]
[White "Fonseca, Luis Ernesto Serra"]
[Black "Sepulveda Perez, Jorge Eduardo"]
[Result "0-1"]
[WhiteElo "2096"]
[BlackElo "1953"]
[ECO "B28"]
[EventDate "2012.10.12"]
[PlyCount "29"]

1.e4 a6 2.Nf3 c5 3.c3 Nc6 4.d4 cxd4 5.cxd4 e6 6.Nc3 d5 7.e5 b5 8.Bd3 f6 9.
O-O f5 10.Bg5 Qb6 11.Rc1 h6 12.Be3 g5 13.Qb3 Na5 14.Qc2 Ne7 15.Ne2 {
Ilegible} 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.68"]
[White "Judewicz, Alejandro"]
[Black "Lopez Miller, Indalecio"]
[Result "0-1"]
[WhiteElo "2084"]
[BlackElo "1940"]
[ECO "B73"]
[EventDate "2012.10.12"]
[PlyCount "90"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Be2 g6 7.Be3 Bg7 8.O-O 
O-O 9.Kh1 Bd7 10.f4 Na5 11.Nf3 b6 12.Bd4 Nc6 13.e5 dxe5 14.Bxe5 Bf5 15.Rc1
Qxd1 16.Bxd1 Rfd8 17.Be2 Nxe5 18.Nxe5 Rac8 19.Ba6 Rc5 20.Rfd1 Rxd1+ 21.
Rxd1 Bh6 22.g3 Bxc2 23.Rd8+ Kg7 24.Nd7 Ra5 25.Bc4 e6 26.Ne5 g5 27.fxg5 
Bxg5 28.Nf3 Be3 29.Kg2 Rf5 30.Bd3 Bxd3 31.Rxd3 Bc5 32.Na4 Be7 33.Nc3 Rc5 
34.Nd2 a6 35.Nb3 Rc7 36.Kf3 Nd7 37.Re3 Bf6 38.Rd3 Ne5+ 39.Ke2 Nxd3 40.Kxd3
Rd7+ 41.Ke3 Bxc3 42.bxc3 Rd1 43.h4 Rg1 44.Kf3 Rb1 45.Nd2 Ra1 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.69"]
[White "Crespo, Eugenio"]
[Black "Curotto, Nicolas"]
[Result "1-0"]
[WhiteElo "2076"]
[BlackElo "1859"]
[ECO "C86"]
[EventDate "2012.10.12"]
[PlyCount "119"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O b5 6.Bb3 Be7 7.Qe2 O-O 8.c3 d5 
9.d3 Bb7 10.Nbd2 Re8 11.Rd1 dxe4 12.dxe4 Bd6 13.Nf1 Na5 14.Bc2 Qe7 15.Ng3 
Bc8 16.Nh4 Nb7 17.Bg5 h6 18.Nhf5 Bxf5 19.Nxf5 Qd8 20.Bh4 Kh7 21.Qf3 Rh8 
22.Qh3 Kg8 23.Nxg7 Kxg7 24.Rd3 Nc5 25.Rg3+ Kf8 26.Rf3 Ncd7 27.Rd1 Qe7 28.
Qf5 Kg7 29.Rg3+ Kf8 30.Rf3 Kg7 31.Bb3 Rac8 32.Rg3+ Kf8 33.Rf3 Kg7 34.Rg3+ 
Kf8 35.Rf3 Kg7 36.Rdd3 Rcg8 37.Bd5 a5 38.Bc6 Qe6 39.Bxd7 Nxd7 40.Qh5 Kf8 
41.Rxf7+ Qxf7 42.Rf3 Qxf3 43.Qxf3+ Ke8 44.Qh5+ Kf8 45.Qf5+ Ke8 46.Qe6+ Kf8
47.Qxd7 Rg6 48.Qxb5 Rhg8 49.Bg3 h5 50.h4 Rg4 51.Qxa5 Ke7 52.Qd5 Kf6 53.c4 
Kg7 54.c5 Be7 55.Qxe5+ Bf6 56.Qxc7+ Kf8 57.c6 Rxe4 58.Qd7 Rg7 59.Qf5 Re1+ 
60.Kh2 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.70"]
[White "Pirola, Marcos"]
[Black "Speranza, Mariano"]
[Result "1-0"]
[WhiteElo "2070"]
[BlackElo "1851"]
[ECO "D79"]
[EventDate "2012.10.12"]
[PlyCount "57"]

1.c4 c6 2.Nc3 Nf6 3.Nf3 d5 4.cxd5 cxd5 5.d4 Nc6 6.g3 g6 7.Bg2 Bg7 8.O-O 
O-O 9.Bf4 Qb6 10.Na4 Qb5 11.b3 e6 12.Re1 Bd7 13.e3 Qb4 14.Rc1 b6 15.Re2 
Nh5 16.Rec2 Nxf4 17.gxf4 Rac8 18.Bf1 Qe7 19.Ba6 Rb8 20.Bb5 Na5 21.Rc7 Rfd8
22.Rxa7 Rb7 23.Rxb7 Nxb7 24.Rc7 Nd6 25.Bc6 Nc8 26.Bxd7 Rxd7 27.Rxc8+ Rd8 
28.Qc2 b5 29.Qc5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.71"]
[White "Cordono, Carlos"]
[Black "Lo Presti, Roberto"]
[Result "0-1"]
[BlackElo "2065"]
[ECO "C06"]
[EventDate "2012.10.12"]
[PlyCount "98"]

1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.Bd3 c5 5.e5 Nfd7 6.c3 Nc6 7.Ne2 cxd4 8.cxd4 f6
9.exf6 Qxf6 10.Nf3 h6 11.O-O Bd6 12.Bc2 O-O 13.Be3 Re8 14.Qd2 Rf8 15.Qd3 
Rd8 16.Qg6 Qxg6 17.Bxg6 e5 18.Bc2 e4 19.Nd2 Nf6 20.Bb3 Be6 21.Nc3 Bf7 22.
a3 Rac8 23.h3 Bb8 24.f3 exf3 25.Rxf3 Na5 26.Ba2 a6 27.Bxh6 Nc4 28.Nxc4 
dxc4 29.Be3 Re8 30.Rd1 Nd5 31.Bf2 b5 32.Bb1 Ba7 33.Ne4 Rcd8 34.Ng5 Be6 35.
Bh7+ Kh8 36.Bg6 Re7 37.Re1 Bg8 38.Rxe7 Nxe7 39.Nf7+ Bxf7 40.Rxf7 Nxg6 41.
Rxa7 Nf4 42.Rxa6 Nd3 43.Kf1 Nxb2 44.Ke2 c3 45.Rc6 Nc4 46.Kd1 Ra8 47.d5 
Rxa3 48.d6 Ra2 49.d7 c2+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.72"]
[White "Romero, Fabian"]
[Black "Oliveira, Francemir Barra de"]
[Result "0-1"]
[WhiteElo "2058"]
[BlackElo "1799"]
[ECO "C50"]
[EventDate "2012.10.12"]
[PlyCount "52"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Be7 4.Nc3 Nf6 5.d3 d6 6.Bg5 Bg4 7.h3 Bh5 8.Ne2 h6 
9.Be3 Na5 10.Bb3 Nxb3 11.axb3 b6 12.g4 Bg6 13.Ng3 Qd7 14.Qe2 h5 15.g5 Nh7 
16.h4 f5 17.exf5 Bxf5 18.Nxf5 Qxf5 19.Nd2 g6 20.O-O-O d5 21.Rde1 O-O-O 22.
f4 Bd6 23.fxe5 Bxe5 24.Rhf1 Qd7 25.Bc5 Rhe8 26.Qf3 Qg7 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.73"]
[White "Mateu, Pedro"]
[Black "Conde, Adrian"]
[Result "0-1"]
[BlackElo "2053"]
[ECO "C55"]
[EventDate "2012.10.12"]
[PlyCount "89"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d3 Be7 5.Nbd2 O-O 6.c3 d5 7.Bb3 Bg4 8.h3 Bh5
9.Qe2 Bc5 10.Nf1 h6 11.Ng3 Bg6 12.Nh4 Bh7 13.Nhf5 d4 14.O-O Ne7 15.cxd4 
exd4 16.Qf3 Qd7 17.Nxh6+ Kh8 18.Nxf7+ Rxf7 19.Bxf7 Rf8 20.Bb3 Ng6 21.Qf5 
Qe7 22.Qe6 Qd8 23.Nf5 Bg8 24.Nxg7 Bxe6 25.Nxe6 Qd6 26.Nxf8 Qxf8 27.f4 Nh5 
28.Rf3 Nh4 29.Rf2 Ng3 30.f5 Qf6 31.Bf4 Bd6 32.Re1 Be5 33.Be6 Ng6 34.Bd2 
Nf8 35.Bb3 Nh7 36.Bf4 Nh5 37.Bxe5 Qxe5 38.Ref1 Ng3 39.Rc1 Nf6 40.Bd1 c6 
41.b4 Qb5 42.Kh2 Qxd3 43.e5 Qe3 44.Rcc2 Qxe5 45.Bg4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.74"]
[White "Barea, Luis"]
[Black "Freitas, Rames Fialho de"]
[Result "1/2-1/2"]
[WhiteElo "2245"]
[ECO "A16"]
[EventDate "2012.10.12"]
[PlyCount "60"]

1.Nf3 Nf6 2.g3 g6 3.Bg2 Bg7 4.c4 O-O 5.Nc3 d6 6.Rb1 Bf5 7.d3 c5 8.Nh4 Bc8 
9.O-O Nc6 10.a3 a5 11.Bd2 Bd7 12.h3 Re8 13.Nf3 Qb8 14.Ne1 e5 15.Nc2 Nd4 
16.b4 axb4 17.axb4 cxb4 18.Nxb4 Qc8 19.e3 Nc6 20.Nbd5 Nxd5 21.Nxd5 Ra7 22.
Nb6 Qc7 23.Nxd7 Qxd7 24.Kh2 Ra3 25.Bb4 Ra7 26.Bc3 Ra3 27.Bb4 Ra6 28.Qb3 
Rb6 29.Qa3 Ra6 30.Qb3 Rb6 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.75"]
[White "Salvatti, Diego"]
[Black "Etchevest, Marcelo"]
[Result "0-1"]
[WhiteElo "2112"]
[BlackElo "1744"]
[ECO "D04"]
[EventDate "2012.10.12"]
[PlyCount "88"]

1.d4 d5 2.Nf3 Nf6 3.e3 Bg4 4.Be2 Nc6 5.O-O e6 6.c4 dxc4 7.Nbd2 b5 8.a4 a6 
9.b3 c3 10.Qc2 b4 11.h3 Bh5 12.Nc4 Qd5 13.a5 Be7 14.Qa2 O-O 15.Qa4 Ne4 16.
Re1 f6 17.Qa2 Kh8 18.g4 Be8 19.Bf1 f5 20.Bg2 fxg4 21.hxg4 Rd8 22.Qe2 Qb5 
23.Ra2 Bg6 24.Qd1 Nc5 25.Nce5 Be4 26.Bf1 Qb7 27.Bc4 Nxe5 28.Nxe5 Nd7 29.
Qe2 Nxe5 30.dxe5 Bf3 31.Qf1 Qe4 32.Qh3 Bxg4 33.Qh2 Rf3 34.Bxa6 Rf5 35.f4 
Rh5 36.Qg2 Bf3 37.Qg3 Rh1+ 38.Kf2 Bh4 39.Rxh1 Bxg3+ 40.Kxg3 Bxh1 41.Bc4 
Qf3+ 42.Kh2 Qh5+ 43.Kg3 Rd1 44.a6 Rg1+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.76"]
[White "Besso, Guadalupe"]
[Black "Maldonado, Federico"]
[Result "0-1"]
[WhiteElo "1730"]
[BlackElo "1973"]
[ECO "E76"]
[EventDate "2012.10.12"]
[PlyCount "64"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f4 O-O 6.Nf3 c5 7.d5 e6 8.dxe6 fxe6 
9.Bd3 Nc6 10.O-O Nd4 11.Nxd4 cxd4 12.Nb5 e5 13.Qb3 Kh8 14.Qb4 Ne8 15.Bd2 
a6 16.Na3 a5 17.Qb3 Nc7 18.fxe5 dxe5 19.Rxf8+ Bxf8 20.Rf1 Ne6 21.Qb5 Bg7 
22.b4 axb4 23.Bxb4 Bd7 24.Qxb7 Rb8 25.Qa7 Rxb4 26.Rf7 Be8 27.Re7 Ra4 28.
Qb7 Rxa3 29.Rxe6 Rxd3 30.Re7 Bc6 31.Qa7 Qf8 32.Rf7 Qg8 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.77"]
[White "Zalimben, Maria Luz"]
[Black "Ayala, Gustavo"]
[Result "0-1"]
[WhiteElo "1714"]
[BlackElo "1955"]
[ECO "A53"]
[EventDate "2012.10.12"]
[PlyCount "50"]

1.d4 Nf6 2.c4 d6 3.Nc3 Nbd7 4.e4 e5 5.d5 Be7 6.Nf3 O-O 7.Be2 Nc5 8.Qc2 a5 
9.O-O Bg4 10.h3 Bh5 11.Nd2 Bg6 12.f4 exf4 13.Rxf4 Nfd7 14.Rf1 Re8 15.Na4 
Bg5 16.Nc3 Be3+ 17.Kh1 Bxd2 18.Qxd2 Nf6 19.Qf4 Ncxe4 20.Nxe4 Rxe4 21.Qf2 
Qe7 22.Bd3 Re5 23.Bxg6 hxg6 24.b3 Nh5 25.Qf3 Rf5 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.78"]
[White "Beron, Ricardo"]
[Black "Cortes Orihuela, Javier"]
[Result "0-1"]
[WhiteElo "1703"]
[BlackElo "1948"]
[ECO "A10"]
[EventDate "2012.10.12"]
[PlyCount "88"]

1.Nf3 g6 2.c4 Bg7 3.g3 d6 4.Bg2 e5 5.Nc3 f5 6.d3 Nf6 7.Bg5 h6 8.Bxf6 Qxf6 
9.Nb5 Na6 10.Nc3 O-O 11.Rb1 Kh8 12.b4 e4 13.Nd5 exf3 14.Nxf6 fxg2 15.Rg1 
Bxf6 16.Rxg2 Re8 17.c5 Bg7 18.cxd6 cxd6 19.Qc2 Bd7 20.Kf1 Rac8 21.Qd2 d5 
22.Rg1 d4 23.Kg2 Bc6+ 24.f3 Nc7 25.Rgc1 Nb5 26.Rb2 Nc3 27.Re1 Re3 28.Kf1 
Rce8 29.Qc1 g5 30.Rc2 h5 31.Kf2 h4 32.Rxc3 dxc3 33.Qxe3 Rxe3 34.Kxe3 f4+ 
35.gxf4 gxf4+ 36.Kxf4 c2 37.Ke3 Bc3 38.Rc1 Ba4 39.d4 h3 40.a3 Bb2 41.Kd2 
Bxa3 42.Ra1 Bb2 43.Rg1 Bxd4 44.Rg3 Be3+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.79"]
[White "Aguero Arce, Matias"]
[Black "Epelboin, Matias"]
[Result "1/2-1/2"]
[WhiteElo "1633"]
[BlackElo "1941"]
[ECO "E99"]
[EventDate "2012.10.12"]
[PlyCount "39"]

1.d4 Nf6 2.Nf3 g6 3.c4 Bg7 4.Nc3 O-O 5.e4 d6 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 
9.Ne1 Nd7 10.Be3 f5 11.f3 f4 12.Bf2 g5 13.Rc1 Rf6 14.b4 Rh6 15.c5 Qe8 16.
cxd6 cxd6 17.g4 fxg3 18.Bxg3 a6 19.Qd2 Ng6 20.Qxg5 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.80"]
[White "Ezcurra, Mariano"]
[Black "Bianchi, Augusto"]
[Result "0-1"]
[WhiteElo "1560"]
[BlackElo "1903"]
[ECO "A22"]
[EventDate "2012.10.12"]
[PlyCount "164"]

1.c4 Nf6 2.Nc3 e5 3.d3 c6 4.e3 d5 5.cxd5 cxd5 6.d4 exd4 7.exd4 Nc6 8.Nf3 
Bg4 9.Be2 Be7 10.Be3 O-O 11.O-O Rc8 12.Rc1 Na5 13.Ne5 Bxe2 14.Qxe2 a6 15.
Na4 b5 16.Rxc8 Qxc8 17.Rc1 Qe6 18.Nc5 Bxc5 19.Rxc5 Ne4 20.Rc7 f6 21.Qg4 
Qxg4 22.Nxg4 h5 23.f3 hxg4 24.fxe4 Nc4 25.Kf2 dxe4 26.b3 Nb2 27.Bd2 f5 28.
g3 Rd8 29.Ke2 Nd3 30.Ke3 Rd5 31.Rc6 Kf7 32.Rxa6 g5 33.Ra7+ Ke6 34.Ra8 Rd7 
35.Re8+ Kd6 36.Rf8 Ke6 37.Ke2 Rh7 38.Bxg5 Rxh2+ 39.Ke3 Rf2 40.Rf6+ Kd5 41.
Rf8 Rf3+ 42.Ke2 Kxd4 43.Bf6+ Kd5 44.Bg5 Ke6 45.Re8+ Kf7 46.Re7+ Kg6 47.Bh4
Rf2+ 48.Ke3 Rxa2 49.Re6+ Kg7 50.Re7+ Kf8 51.Rb7 Rf2 52.Rb8+ Kf7 53.Rb7+ 
Ke6 54.Rb6+ Kd5 55.Rxb5+ Kc6 56.Rb8 Rf3+ 57.Kd2 Nf2 58.Rc8+ Kb7 59.Rc3 Kb6
60.Bg5 Kb5 61.Be3 Nd3 62.Rc8 Rxg3 63.Rb8+ Kc6 64.Rb6+ Kc7 65.Rf6 Rf3 66.
Rf7+ Kd6 67.Rf6+ Ke5 68.Rf8 g3 69.Re8+ Kf6 70.Bd4+ Kf7 71.Rd8 Nf2 72.Rd7+ 
Kg6 73.Rg7+ Kh5 74.Bf6 Ng4 75.Bd8 g2 76.Bb6 e3+ 77.Bxe3 Rxe3 78.Rh7+ Kg6 
79.Rh1 gxh1=Q 80.b4 Qg2+ 81.Kd1 Rh3 82.b5 Rh1# 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.81"]
[White "Areco, Antonio"]
[Black "Espindola, Juan Carlos"]
[Result "0-1"]
[BlackElo "1891"]
[ECO "A00"]
[EventDate "2012.10.12"]
[PlyCount "58"]

1.e3 d6 2.c4 Nf6 3.Be2 e5 4.Nc3 Be7 5.Nf3 O-O 6.O-O h6 7.Qc2 Nc6 8.a3 Bg4 
9.b4 Re8 10.Bb2 Bf8 11.d3 Rc8 12.Rfd1 Qd7 13.b5 Na5 14.Ne1 Bf5 15.Qd2 Nb3 
16.Qc2 Nxa1 17.Rxa1 c6 18.a4 d5 19.cxd5 cxd5 20.Qb3 d4 21.Nb1 Be6 22.Qd1 
dxe3 23.fxe3 Qc7 24.Qd2 Rcd8 25.b6 axb6 26.Nf3 Bf5 27.d4 exd4 28.Nxd4 Bc5 
29.Bb5 Nd5 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.82"]
[White "Bilbao, Guillermo"]
[Black "Heller, Eduardo"]
[Result "1-0"]
[WhiteElo "1890"]
[ECO "C60"]
[EventDate "2012.10.12"]
[PlyCount "51"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 Nge7 4.O-O d6 5.h3 a6 6.Ba4 Bd7 7.c3 d5 8.exd5 
Nxd5 9.Bxc6 Bxc6 10.Nxe5 Qf6 11.Nxc6 Qxc6 12.Qf3 Bd6 13.Re1+ Be7 14.d4 b5 
15.Nd2 O-O 16.Nf1 Rae8 17.Re5 Rd8 18.Ne3 f6 19.Nxd5 Rxd5 20.Qxd5+ Qxd5 21.
Rxd5 Re8 22.Bf4 c6 23.Rd7 b4 24.Re1 Kf8 25.Rdxe7 Rxe7 26.Bd6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.83"]
[White "Argote Heredia, Valentina"]
[Black "Horst, Rodrigo"]
[Result "1-0"]
[WhiteElo "1856"]
[ECO "B07"]
[EventDate "2012.10.12"]
[PlyCount "111"]

1.e4 d6 2.d4 e6 3.Nc3 a6 4.f4 b6 5.Nf3 g6 6.Bc4 h6 7.a3 Bb7 8.Qe2 Nd7 9.
Bd2 Bg7 10.Rf1 Ne7 11.g4 b5 12.Ba2 Nb6 13.f5 Qd7 14.Nh4 Bxd4 15.fxe6 fxe6 
16.Qf3 O-O-O 17.O-O-O Nc4 18.Bxc4 bxc4 19.Qf7 g5 20.Ng6 Nxg6 21.Qxg6 Rdg8 
22.Qf7 Qxf7 23.Rxf7 Bxc3 24.Bxc3 Rf8 25.Rdf1 Rxf7 26.Rxf7 e5 27.Ba5 c5 28.
Bc7 Bxe4 29.Bxd6 Re8 30.Bxc5 Re6 31.Re7 Rxe7 32.Bxe7 Bg6 33.Bf8 h5 34.gxh5
Bxh5 35.Kd2 Kd7 36.Kc3 Be2 37.Bg7 Ke6 38.Kb4 g4 39.c3 e4 40.Ka5 Bd1 41.Bh6
Kf5 42.Kxa6 Kg6 43.Be3 Kh5 44.Kb5 Kh4 45.a4 Kh3 46.a5 Kxh2 47.a6 Kg2 48.a7
Kf3 49.Bd4 e3 50.a8=Q+ Kf4 51.Qf8+ Ke4 52.Qe7+ Kd3 53.Qxe3+ Kc2 54.Kxc4 
Kxb2 55.Qd2+ Bc2 56.Be3 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.84"]
[White "March, Diego"]
[Black "Lescano, Ramon"]
[Result "1/2-1/2"]
[WhiteElo "1822"]
[ECO "A91"]
[EventDate "2012.10.12"]
[PlyCount "80"]

1.d4 e6 2.c4 d5 3.Nc3 f5 4.g3 Nf6 5.Bg2 Be7 6.Nh3 O-O 7.O-O c6 8.f3 Na6 9.
e4 dxc4 10.Be3 c5 11.d5 e5 12.Qe2 Nc7 13.Qxc4 Qd6 14.f4 Ng4 15.fxe5 Nxe5 
16.Qe2 Ng6 17.Rad1 Kh8 18.Bf4 Nxf4 19.gxf4 fxe4 20.Nxe4 Qg6 21.d6 Bxh3 22.
dxe7 Rfe8 23.Ng3 Bg4 24.Bf3 h5 25.Bxg4 hxg4 26.f5 Qg5 27.Rfe1 a6 28.Qe3 
Qh4 29.a4 Rec8 30.Rd7 Ne8 31.Red1 b5 32.a5 c4 33.Qe5 b4 34.f6 Qxf6 35.Qxf6
gxf6 36.Rd8 c3 37.bxc3 b3 38.Rxc8 Rxc8 39.Ne2 Rc7 40.Rb1 Rxe7 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.85"]
[White "Rodriguez, Carolina"]
[Black "Minelli, Fausto"]
[Result "1/2-1/2"]
[WhiteElo "1776"]
[ECO "B02"]
[EventDate "2012.10.12"]
[PlyCount "91"]

1.e4 d5 2.exd5 Nf6 3.Nc3 Nxd5 4.Nxd5 Qxd5 5.Nf3 c5 6.b3 Bg4 7.Be2 Nc6 8.
Bb2 e6 9.O-O O-O-O 10.d3 Bd6 11.h3 h5 12.h4 f6 13.Nd2 Bxe2 14.Qxe2 Nd4 15.
Bxd4 cxd4 16.Ne4 Be7 17.f4 e5 18.fxe5 Qxe5 19.Qf3 Rd5 20.Rae1 Bd6 21.Nxd6+
Qxd6 22.Re2 Rd8 23.Rfe1 Rd7 24.Re6 Qc5 25.R1e2 a5 26.Qe4 Kb8 27.Re7 Ka7 
28.Rxd7 Rxd7 29.Qe6 Qd5 30.Qxd5 Rxd5 31.Re7 g5 32.hxg5 fxg5 33.Kf2 Rf5+ 
34.Ke2 Rc5 35.Kd2 Rf5 36.Re2 h4 37.c3 dxc3+ 38.Kxc3 g4 39.Kd4 h3 40.gxh3 
gxh3 41.Rh2 Rh5 42.a4 Kb6 43.Kc4 Kc6 44.Kd4 b6 45.Kc4 Rh4+ 46.d4 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.86"]
[White "Besso, Javier Alejandro"]
[Black "Moyses Sobrinho, Elias"]
[Result "1-0"]
[WhiteElo "1751"]
[ECO "A59"]
[EventDate "2012.10.12"]
[PlyCount "55"]

1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.bxa6 Bxa6 6.Nc3 d6 7.e4 Bxf1 8.Kxf1 
Nbd7 9.g3 g6 10.Kg2 Bg7 11.Nf3 O-O 12.Re1 Ng4 13.Re2 Qa5 14.Qc2 h6 15.Bf4 
g5 16.Bd2 Rfb8 17.h4 f6 18.hxg5 hxg5 19.Rh1 Nde5 20.Nxe5 Nxe5 21.f4 Nc4 
22.Nb1 Nxd2 23.Rxd2 gxf4 24.gxf4 Qxa2 25.Nc3 Qc4 26.Kf3 Rf8 27.Rg1 Kh8 28.
f5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.87"]
[White "Krumrick, Ezequiel Arturo"]
[Black "Ortiz, Jorge"]
[Result "1-0"]
[BlackElo "1932"]
[ECO "D02"]
[EventDate "2012.10.12"]
[PlyCount "141"]

1.d4 Nf6 2.Nf3 d5 3.Bf4 e6 4.e3 Be7 5.Nbd2 Nbd7 6.h4 a6 7.a4 c5 8.c3 b6 9.
Be2 Bb7 10.O-O O-O 11.Qc2 Rc8 12.Rfe1 Re8 13.Ne5 Nf8 14.Rad1 N6d7 15.Bh5 
Nxe5 16.Bxe5 Bd6 17.Bxd6 Qxd6 18.Bf3 Qd7 19.Qb3 cxd4 20.exd4 Qc7 21.g3 a5 
22.Bg2 Ba6 23.Re3 Rb8 24.Qa3 b5 25.axb5 Bxb5 26.Nb3 a4 27.Nc5 Nd7 28.Nxa4 
Ra8 29.b3 Nb6 30.Qc5 Qxc5 31.Nxc5 Ra3 32.Bf1 Bxf1 33.Kxf1 Rea8 34.Re2 Nc8 
35.Ke1 Nd6 36.Rc1 Nb5 37.Rd2 Nd6 38.Ke2 Kf8 39.Rb1 Ke7 40.Kd3 Rb8 41.Re2 
Nc8 42.Kc2 Ra7 43.Nd3 Nd6 44.f3 Rc8 45.Kb2 Rca8 46.Nb4 Kd7 47.g4 Nb5 48.
Re3 Rb7 49.Nd3 Kd6 50.Nc5 Rba7 51.Na4 Rb8 52.Ra1 Rba8 53.Ree1 f6 54.f4 h6 
55.Kc2 Rc7 56.Kd2 Re8 57.Nc5 Rc6 58.Ra5 Rb6 59.Na4 Rbb8 60.Ra6+ Kd7 61.
Nc5+ Ke7 62.Raxe6+ Kf7 63.Rxe8 Rxe8 64.Rxe8 Kxe8 65.Kd3 Nd6 66.c4 dxc4+ 
67.bxc4 f5 68.d5 g5 69.fxg5 hxg5 70.gxf5 Nxf5 71.Ne4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.88"]
[White "Schuh, Astor Jose"]
[Black "Morales, Guillermo"]
[Result "1-0"]
[WhiteElo "2055"]
[BlackElo "1779"]
[ECO "B02"]
[EventDate "2012.10.12"]
[PlyCount "137"]

1.e4 Nf6 2.e5 Nd5 3.Nc3 Nb6 4.d4 d6 5.f4 dxe5 6.fxe5 g6 7.Be3 Bg7 8.Nf3 
Nc6 9.Qd2 h6 10.Bb5 Bd7 11.Bd3 Be6 12.b3 a6 13.a3 Qd7 14.Ne4 Bg4 15.Nc5 
Qc8 16.Be4 Nd7 17.e6 Nxc5 18.exf7+ Kf8 19.dxc5 Bxa1 20.Bxc6 bxc6 21.c3 
Bxf3 22.Bxh6+ Kxf7 23.O-O Ke8 24.Rxf3 Qd7 25.Qg5 Kd8 26.Bg7 Rg8 27.Qc1 
Bxc3 28.Qxc3 Kc8 29.Rd3 Qe6 30.Re3 Qd7 31.Be5 Rd8 32.Qa5 Ra7 33.Re1 Qd2 
34.Bc3 Qd3 35.a4 Qd5 36.Rxe7 Qxb3 37.h3 Rd7 38.Re8+ Rd8 39.Re7 Rd7 40.Re8+
Rd8 41.Re2 Qf7 42.Be5 Rd7 43.Qe1 Re7 44.Qg3 Rb7 45.Rf2 Qe8 46.Qg4+ Kb8 47.
Bf6 Rb1+ 48.Kh2 Ree1 49.Qd4 Re4 50.Qd3 Rbb4 51.Qxa6 Rxa4 52.Rb2+ Reb4 53.
Qxa4 Rxb2 54.Bxb2 Qe6 55.Qb4+ Ka7 56.Qd4 Ka6 57.Qa4+ Kb7 58.Qf4 Kb8 59.Be5
Qd7 60.h4 Qe7 61.Qf6 Qxc5 62.Qd8+ Kb7 63.Bxc7 Ka6 64.Qd3+ Kb7 65.Bd6 Qh5 
66.Qg3 Qf5 67.Qf4 Qd3 68.Qb4+ Ka6 69.Bc5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.89"]
[White "Baquero, Yuri Paola"]
[Black "Elias, Roberto"]
[Result "1/2-1/2"]
[WhiteElo "1780"]
[BlackElo "1885"]
[ECO "A45"]
[EventDate "2012.10.12"]
[PlyCount "127"]

1.d4 Nf6 2.Bg5 Ne4 3.Bf4 c5 4.f3 Qa5+ 5.c3 Nf6 6.d5 Qb6 7.b3 d6 8.e4 e6 9.
c4 g6 10.Nc3 Bg7 11.Rc1 e5 12.Bd2 O-O 13.Bd3 Na6 14.a3 Bd7 15.Nge2 Nc7 16.
O-O a6 17.Na2 Qa7 18.Kh1 b5 19.b4 bxc4 20.Bxc4 Bb5 21.bxc5 Bxc4 22.Rxc4 
dxc5 23.Be3 Nd7 24.Qc1 Rfb8 25.Bxc5 Nxc5 26.Rxc5 Rb7 27.Rc6 Bf8 28.f4 exf4
29.Qxf4 Nb5 30.a4 Nd4 31.Nxd4 Qxd4 32.Nc3 Bc5 33.Ne2 Qe3 34.Rxc5 Qxe2 35.
Qf3 Qd2 36.Qc3 Qe2 37.Rg1 Re8 38.Re1 Qxe4 39.Rxe4 Rb1+ 40.Qc1 Rxc1+ 41.
Rxc1 Rxe4 42.Kg1 Kf8 43.d6 Ke8 44.Kf2 Rxa4 45.Rc8+ Kd7 46.Rc7+ Ke6 47.d7 
Rd4 48.Rc6+ Kxd7 49.Rxa6 Rd6 50.Ra7+ Ke6 51.Ke3 h5 52.Ra5 f5 53.h4 Kf6 54.
g3 Rc6 55.Ra3 Re6+ 56.Kf3 Ke7 57.Rd3 Re4 58.Rd5 Rg4 59.Ra5 Kf6 60.Ra6+ Kg7
61.Ra5 g5 62.hxg5 Rxg5 63.Ra7+ Kh6 64.Ra6+ 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.90"]
[White "Mendez, Nicolas"]
[Black "Bigoria Escobedo, Raul"]
[Result "1-0"]
[WhiteElo "1744"]
[BlackElo "1868"]
[ECO "E61"]
[EventDate "2012.10.12"]
[PlyCount "45"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.Bf4 O-O 6.h3 Nbd7 7.e3 e6 8.Be2 a6 
9.O-O Qe7 10.Rc1 Rd8 11.Qb3 Nh5 12.Bh2 e5 13.Nd5 Qf8 14.Nxc7 Ra7 15.Qa3 
Nb8 16.Nb5 Ra8 17.dxe5 dxe5 18.Nxe5 Be6 19.Qxf8+ Kxf8 20.Nc7 Ra7 21.Nxe6+ 
fxe6 22.Rfd1 Re8 23.Bxh5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.91"]
[White "Prado, Hamilton Mesquita do"]
[Black "Alvarez, Agustin"]
[Result "0-1"]
[WhiteElo "1669"]
[BlackElo "1863"]
[ECO "D00"]
[EventDate "2012.10.12"]
[PlyCount "72"]

1.d4 d5 2.Bf4 Nf6 3.e3 c5 4.c3 Nc6 5.Bd3 Qb6 6.Qc1 Bg4 7.h3 Bh5 8.Nd2 Rc8 
9.Ngf3 e6 10.O-O Be7 11.Ne5 cxd4 12.cxd4 O-O 13.Nxc6 Rxc6 14.Qb1 Rfc8 15.
Nb3 Bg6 16.Qd1 a5 17.a4 Qb4 18.Re1 Rb6 19.Bxg6 hxg6 20.Nd2 Rbc6 21.Nf3 Rc2
22.Qd3 Ne4 23.Re2 Qxb2 24.Rxc2 Rxc2 25.Rf1 Rxf2 26.Rxf2 Qxf2+ 27.Kh2 g5 
28.Bb8 f5 29.Qb5 Bd6+ 30.Bxd6 Nxd6 31.Qd7 g4 32.Qxe6+ Kh8 33.hxg4 fxg4 34.
Qxg4 Qxe3 35.Qh4+ Qh6 36.Kg3 Nf5+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.92"]
[White "Brizzi, Milagros Tatiana"]
[Black "Desanzo, Juan Carlos"]
[Result "1-0"]
[WhiteElo "1839"]
[BlackElo "1604"]
[ECO "A04"]
[EventDate "2012.10.12"]
[PlyCount "51"]

1.e4 c5 2.Nf3 d6 3.d3 Nc6 4.g3 g6 5.Bg2 Bg7 6.O-O e6 7.c3 Nge7 8.Na3 O-O 
9.Be3 Rb8 10.d4 cxd4 11.cxd4 b5 12.Nc2 a5 13.Qd2 b4 14.Bh6 Qb6 15.Bxg7 
Kxg7 16.Ne3 Ba6 17.Rfc1 d5 18.Ng4 Ng8 19.exd5 exd5 20.Nge5 Nxe5 21.Nxe5 
Nf6 22.Rc6 Qa7 23.Rxf6 Kxf6 24.Ng4+ Ke7 25.Qg5+ Kd6 26.Qe5+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.93"]
[White "Figar, Nicolas"]
[Black "Farias, Sergio Luiz Cardoso"]
[Result "1-0"]
[WhiteElo "1802"]
[BlackElo "1524"]
[ECO "B12"]
[EventDate "2012.10.12"]
[PlyCount "85"]

1.e4 c6 2.d4 d5 3.e5 Bf5 4.h4 h6 5.g4 Bc8 6.Nc3 e6 7.f4 c5 8.dxc5 Bxc5 9.
Nf3 a6 10.Bd3 Ne7 11.Qe2 Nbc6 12.Bd2 Bd7 13.h5 Nb4 14.O-O-O d4 15.Ne4 
Nxd3+ 16.Qxd3 Bb5 17.Qb3 b6 18.Bb4 Rc8 19.Nxd4 Qd5 20.Nxb5 Qxb3 21.Nbd6+ 
Kd7 22.axb3 Bxb4 23.Nxf7+ Kc7 24.Nxh8 Rxh8 25.c3 Bc5 26.Nxc5 bxc5 27.c4 
Rf8 28.Rhf1 Re8 29.Rd6 Nc6 30.Kd2 a5 31.Ke3 Rb8 32.Rd3 Rf8 33.Ke4 Nb4 34.
Rd6 Re8 35.f5 exf5+ 36.gxf5 Nc6 37.Rd5 Kb6 38.Rg1 Re7 39.Rg6 Rc7 40.Rdd6 
Kb7 41.Rxc6 Rxc6 42.Rxc6 Kxc6 43.f6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.94"]
[White "Acosta, Lautaro Gaston"]
[Black "Maggiori, Luciano"]
[Result "0-1"]
[BlackElo "1700"]
[ECO "D37"]
[EventDate "2012.10.12"]
[PlyCount "74"]

1.d4 e6 2.c4 d5 3.Bf4 Nf6 4.e3 Be7 5.Nc3 O-O 6.Nf3 Nbd7 7.cxd5 Nxd5 8.Bg3 
c5 9.Nxd5 exd5 10.Be2 c4 11.O-O b5 12.a3 a5 13.Qc2 Nf6 14.b3 Ba6 15.a4 Rc8
16.bxc4 bxc4 17.Ne5 Ne4 18.Bf3 Nxg3 19.hxg3 f6 20.Ng4 c3 21.Rfd1 Qd7 22.e4
dxe4 23.Qxe4 Bc4 24.Ne3 Bb3 25.Rdc1 Bxa4 26.Qd5+ Kh8 27.Qxa5 Bc6 28.d5 Bb7
29.Qb6 Bc5 30.Qb3 Bxe3 31.fxe3 Rc5 32.Ra7 Bxd5 33.Qa3 Qc8 34.Bxd5 Rxd5 35.
Rxc3 Rd1+ 36.Kh2 Qe8 37.Re7 Qh5# 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.95"]
[White "Caceres Recalde, Gonzalo"]
[Black "Derbes, Jose Maria"]
[Result "0-1"]
[WhiteElo "1582"]
[ECO "B32"]
[EventDate "2012.10.12"]
[PlyCount "152"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 e5 5.Nb5 a6 6.Nd6+ Bxd6 7.Qxd6 Qf6 8.
Qxf6 Nxf6 9.Bd3 d5 10.exd5 Nxd5 11.Bd2 Be6 12.Nc3 Rd8 13.Ne4 Ncb4 14.Ke2 
Nxd3 15.cxd3 Ke7 16.Rad1 b6 17.a3 f6 18.Be3 Nxe3 19.Kxe3 Rd7 20.f3 Rhd8 
21.Nf2 Rc7 22.Rc1 Rdc8 23.Rxc7+ Rxc7 24.Rd1 Rc2 25.Rd2 Rxd2 26.Kxd2 Bf5 
27.Kc3 Kd6 28.b4 b5 29.g4 Bg6 30.Nh3 h6 31.Ng1 Be8 32.Kd2 g5 33.Ke3 Kd5 
34.Ne2 Kd6 35.Ng3 Bg6 36.Nf1 Kd5 37.Nd2 f5 38.gxf5 Bxf5 39.Nb3 Bd7 40.Nc5 
Bc8 41.Ne4 Ke6 42.d4 Kd5 43.Nf6+ Ke6 44.Ng4 exd4+ 45.Kxd4 h5 46.Ne5 Bb7 
47.Nd3 Bxf3 48.Nc5+ Kd6 49.Nxa6 g4 50.Nc5 h4 51.Nd3 g3 52.hxg3 hxg3 53.Nf4
g2 54.Nxg2 Bxg2 55.Kc3 Bc6 56.Kd4 Bd7 57.Ke4 Bc6+ 58.Kd4 Bb7 59.Kc3 Bc6 
60.Kd4 Bd7 61.Ke4 Bc6+ 62.Kd4 Bb7 63.Kc3 Bf3 64.Kd4 Bd1 65.Ke3 Ke6 66.Kd4 
Kf5 67.Kc5 Ba4 68.Kd4 Kf4 69.Kd3 Kf3 70.Kd2 Kf2 71.Kc3 Ke3 72.Kb2 Kd3 73.
Ka2 Kc2 74.Ka1 Kb3 75.Kb1 Kxa3 76.Ka1 Kxb4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.96"]
[White "Gerez, Ariel"]
[Black "Perez Velazco, Daniela"]
[Result "1-0"]
[BlackElo "1465"]
[ECO "E92"]
[EventDate "2012.10.12"]
[PlyCount "66"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.dxe5 dxe5 8.Qxd8 
Rxd8 9.Bg5 Re8 10.Nd5 Nxd5 11.cxd5 a6 12.Rc1 c6 13.Nd2 cxd5 14.exd5 Nd7 
15.Nc4 Bf8 16.f3 b5 17.Ne3 f5 18.Bd1 Bc5 19.Bb3 Bb7 20.Ke2 Rac8 21.Rhd1 
Kg7 22.a4 Bd4 23.Rxc8 Rxc8 24.axb5 axb5 25.Rd2 Nb6 26.d6 Rc6 27.Be7 Bc8 
28.Nd5 Nd7 29.Nc7 Nc5 30.Ne8+ Kh6 31.Bf8+ Kg5 32.Be7+ Kh6 33.Bd5 Rb6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.97"]
[White "Bustos, Pedro"]
[Black "Bigoria Escobedo, Luis"]
[Result "1-0"]
[BlackElo "1716"]
[ECO "E12"]
[EventDate "2012.10.12"]
[PlyCount "125"]

1.d4 e6 2.c4 b6 3.Nc3 Bb7 4.Nf3 Nf6 5.Bg5 Be7 6.e3 d5 7.Bd3 Nbd7 8.O-O c6 
9.Rc1 Qc7 10.cxd5 exd5 11.Bf4 Bd6 12.Nb5 Bxf4 13.Nxc7+ Bxc7 14.Re1 c5 15.
Bb5 O-O-O 16.Bxd7+ Nxd7 17.dxc5 Nxc5 18.Qc2 Ba6 19.Nd4 Rd6 20.b4 Rh6 21.g3
Bd3 22.Qc3 Na6 23.Qxd3 Nxb4 24.Qc3 Na6 25.Nb5 Nc5 26.Nxc7 Kxc7 27.Red1 Rd8
28.Qe5+ Rhd6 29.e4 f6 30.Qc3 d4 31.Rxd4 Rxd4 32.Qe3 Kb7 33.Qe2 Kb8 34.Qh5 
h6 35.Qg4 g5 36.Qf3 Nxe4 37.Qh5 Rd2 38.f3 Nf2 39.Qf7 Nh3+ 40.Kf1 R8d7 41.
Qe6 Rd8 42.Qxh3 Re8 43.Re1 Rc8 44.Qe6 f5 45.Re2 Rd1+ 46.Kf2 Rcc1 47.Qxf5 
g4 48.Qxg4 Rh1 49.Qf4+ Kb7 50.Qxh6 Rc6 51.Re7+ Rc7 52.Rxc7+ Kxc7 53.Qg7+ 
Kc6 54.f4 Rxh2+ 55.Kf3 Rxa2 56.Qf6+ Kb7 57.Qf7+ Kc8 58.Qxa2 Kd8 59.Qf7 a5 
60.Ke4 b5 61.Ke5 b4 62.Kd6 a4 63.Qd7# 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.98"]
[White "Bidigaray, Marcio"]
[Black "Duran, Melissa"]
[Result "1-0"]
[WhiteElo "1715"]
[ECO "C34"]
[EventDate "2012.10.12"]
[PlyCount "121"]

1.e4 e5 2.f4 exf4 3.Nf3 Ne7 4.d4 Ng6 5.Bc4 Bb4+ 6.c3 Be7 7.O-O d6 8.Nbd2 
O-O 9.Nb3 Nc6 10.Bd2 Bd7 11.Nc1 Be6 12.Bd3 f5 13.Qe1 d5 14.e5 a6 15.Ne2 
Bh4 16.Nxh4 Qxh4 17.Bxf4 Qxe1 18.Raxe1 Rae8 19.Bg5 Nce7 20.Rf2 h6 21.Bxe7 
Rxe7 22.g4 Nh4 23.gxf5 Bxf5 24.Bxf5 Nxf5 25.Nf4 Nh4 26.Nxd5 Ref7 27.Ref1 
Nf3+ 28.Kg2 Nh4+ 29.Kg3 Nf5+ 30.Rxf5 Rxf5 31.Rxf5 Rxf5 32.Ne7+ Kh7 33.Nxf5
Kg6 34.Kf4 c6 35.h4 Kf7 36.b4 h5 37.Nd6+ Ke6 38.Nxb7 Kd5 39.Na5 g6 40.a3 
g5+ 41.hxg5 h4 42.g6 Ke6 43.Nxc6 h3 44.Kg3 Kd5 45.Na5 Ke6 46.c4 Ke7 47.d5 
Kf8 48.Kxh3 Kg7 49.Kg4 Kxg6 50.Kf4 Kf7 51.c5 Ke7 52.Kf5 Kf7 53.d6 Kf8 54.
Nc6 a5 55.bxa5 Ke8 56.Kf6 Kd7 57.Nb4 Kc8 58.a6 Kb8 59.e6 Kc8 60.c6 Kd8 61.
a7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.18"]
[Round "8.99"]
[White "Romero Kries, Mario Andres"]
[Black "Malvicino, Juan Carlos"]
[Result "0-1"]
[WhiteElo "1645"]
[ECO "B22"]
[EventDate "2012.10.12"]
[PlyCount "131"]

1.e4 c5 2.c3 Nc6 3.d4 cxd4 4.cxd4 d6 5.Nf3 e6 6.Nc3 Be7 7.a3 Nf6 8.Be2 O-O
9.O-O a6 10.Bf4 Nh5 11.Be3 Nf6 12.Rc1 Bd7 13.h3 Rc8 14.b4 e5 15.d5 Nb8 16.
Qd2 Ne8 17.Bd3 f5 18.Bg5 f4 19.Bxe7 Qxe7 20.Kh2 Qf6 21.g3 Qh6 22.h4 Bg4 
23.Ng5 Rf6 24.Ne2 Rd8 25.Ng1 Rg6 26.N1f3 Rf6 27.Be2 Qg6 28.Ne6 Bxe6 29.
dxe6 fxg3+ 30.fxg3 Rxe6 31.Bc4 d5 32.Bxd5 Kh8 33.Ng5 Rf6 34.Rxf6 Nxf6 35.
Nf7+ Qxf7 36.Rf1 Ng4+ 37.Kg2 Qg6 38.Qe2 Nf6 39.Bxb7 Qh6 40.Kh3 Qg6 41.Rf5 
Re8 42.Qf3 h6 43.g4 Re7 44.h5 Qe8 45.Bd5 Nbd7 46.Bc6 Qc8 47.b5 axb5 48.
Bxb5 Qc5 49.a4 Nb6 50.Kh4 Qc1 51.Kh3 Nbd7 52.a5 Qc5 53.Qe2 Qc3+ 54.Rf3 
Qxa5 55.Bxd7 Rxd7 56.Qf2 Qa6 57.Qc2 Qd6 58.Qf2 Rd8 59.Re3 Qd2 60.Qxd2 Rxd2
61.Kg3 Rd4 62.Kf3 Kg8 63.Re2 Rd3+ 64.Kg2 Nxg4 65.Re1 Re3 66.Rd1 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.1"]
[White "Bruzon Batista, Lazaro"]
[Black "Kaidanov, Gregory"]
[Result "1/2-1/2"]
[WhiteElo "2717"]
[BlackElo "2587"]
[ECO "C78"]
[EventDate "2012.10.12"]
[PlyCount "44"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O b5 6.Bb3 Bb7 7.d3 Be7 8.Re1 O-O
9.Nbd2 Re8 10.a4 Bf8 11.c3 Na5 12.Bc2 c5 13.d4 cxd4 14.cxd4 d5 15.dxe5 
Nxe4 16.Qe2 Rc8 17.Nxe4 dxe4 18.Bxe4 Bxe4 19.Qxe4 Rc4 20.Qf5 Qc8 21.Qxc8 
Rexc8 22.Be3 Nb3 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.2"]
[White "Iturrizaga, Eduardo"]
[Black "Leitao, Rafael"]
[Result "1-0"]
[WhiteElo "2639"]
[BlackElo "2617"]
[ECO "D37"]
[EventDate "2012.10.12"]
[PlyCount "83"]

1.d4 Nf6 2.Nf3 e6 3.c4 d5 4.Nc3 Be7 5.Bf4 O-O 6.e3 b6 7.Bd3 dxc4 8.Bxc4 
Bb7 9.O-O c5 10.dxc5 Qxd1 11.Rfxd1 Bxc5 12.Nd4 Nc6 13.Ndb5 Ne7 14.Na4 Ned5
15.Nxc5 bxc5 16.Be5 Rfd8 17.Bf1 Ne8 18.Rdc1 f6 19.Bg3 a6 20.Na3 Rac8 21.
Nc4 Ne7 22.Nb6 Rc6 23.Na4 Rdc8 24.Rc4 Nd5 25.Rac1 Nb6 26.Nxb6 Rxb6 27.b3 
Rbc6 28.f3 e5 29.e4 Nd6 30.R4c2 Nb5 31.Bc4+ Kf8 32.Bd5 R6c7 33.Bxb7 Rxb7 
34.Bf2 Kf7 35.Rxc5 Rxc5 36.Bxc5 Rd7 37.Bb4 Nd4 38.Kf2 Ne6 39.Rc6 Nf4 40.
Ba5 Rd1 41.Rxa6 Rh1 42.Bd2 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.3"]
[White "Shabalov, Alexander"]
[Black "Ortiz Suarez, Isan Reynaldo"]
[Result "1/2-1/2"]
[WhiteElo "2570"]
[BlackElo "2579"]
[ECO "B96"]
[EventDate "2012.10.12"]
[PlyCount "81"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 h6 8.Bh4 Qb6 
9.a3 Be7 10.Bf2 Qc7 11.Qf3 Nbd7 12.O-O-O b5 13.Bd3 Bb7 14.Rhe1 Rc8 15.Qh3 
Nc5 16.Kb1 O-O 17.g4 d5 18.g5 hxg5 19.fxg5 Nh7 20.exd5 Nxg5 21.Qh5 Nxd3 
22.Rxd3 Bxd5 23.Nxd5 exd5 24.Rg3 Rfe8 25.Rxe7 Qxe7 26.Rxg5 Qe4 27.Rg4 g6 
28.Qh3 Qe5 29.Rh4 Rc4 30.b3 Rcc8 31.Nf3 Qc3 32.Nd4 Qxh3 33.Rxh3 Re4 34.Rd3
f6 35.b4 Kf7 36.Bg3 Rh8 37.Kc1 g5 38.Kd2 Kg6 39.Nf3 Rd8 40.Rc3 Rde8 41.Rc5
1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.4"]
[White "Hernandez Guerrero, Gilberto"]
[Black "Flores, Diego"]
[Result "0-1"]
[WhiteElo "2531"]
[BlackElo "2598"]
[ECO "B85"]
[EventDate "2012.10.12"]
[PlyCount "68"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Be2 Nf6 6.Nc3 d6 7.O-O Be7 8.f4 Qc7
9.a4 Nc6 10.Be3 O-O 11.Kh1 Re8 12.Bf3 Rb8 13.Qd2 Na5 14.b3 b6 15.Qd3 Bb7 
16.Rad1 Rbc8 17.Bd2 Red8 18.Nce2 d5 19.e5 Ne4 20.f5 exf5 21.Nxf5 Qxe5 22.
Ned4 Bf6 23.Bg4 Nc6 24.c3 Qe8 25.Nxc6 Rxc6 26.Nd4 Rcd6 27.Kg1 Be5 28.Nf3 
f6 29.Nd4 Qg6 30.Bh3 Re8 31.Nf5 Rdd8 32.Bf4 Kh8 33.Nd4 Nf2 34.Qf3 Nd3 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.5"]
[White "Mareco, Sandro"]
[Black "Hansen, Eric"]
[Result "1/2-1/2"]
[WhiteElo "2581"]
[BlackElo "2527"]
[ECO "A16"]
[EventDate "2012.10.12"]
[PlyCount "68"]

1.c4 Nf6 2.Nc3 d5 3.cxd5 Nxd5 4.g3 g6 5.Bg2 Nxc3 6.bxc3 Bg7 7.Rb1 Nc6 8.h4
Qd7 9.h5 b6 10.Nf3 Bb7 11.Qc2 O-O-O 12.h6 Bf6 13.d4 Kb8 14.e4 Rhg8 15.O-O 
e6 16.Be3 Na5 17.c4 Qc6 18.e5 Be7 19.c5 Qe4 20.Qc3 Ka8 21.Rfc1 Qf5 22.Nd2 
Bd5 23.Rb5 Rd7 24.c6 Bxg2 25.cxd7 Qh3 26.f3 Bxf3 27.Nxf3 Qxg3+ 28.Kf1 
Qxf3+ 29.Bf2 Qxc3 30.Rxc3 Kb7 31.Rb2 Rd8 32.Bg1 Rxd7 33.Rf3 Bg5 34.Rg2 Bc1
1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.6"]
[White "Cori Tello, Jorge"]
[Black "Bacallao Alonso, Yusnel"]
[Result "1/2-1/2"]
[WhiteElo "2522"]
[BlackElo "2580"]
[ECO "D79"]
[EventDate "2012.10.12"]
[PlyCount "101"]

1.d4 Nf6 2.c4 g6 3.Nf3 Bg7 4.g3 c6 5.Nc3 d5 6.cxd5 cxd5 7.Ne5 O-O 8.Bg2 e6
9.O-O Nfd7 10.Nf3 Nc6 11.e4 dxe4 12.Nxe4 Nb6 13.Bg5 f6 14.Bd2 Nd5 15.Rc1 
Nce7 16.Re1 Re8 17.h4 b6 18.Qb3 Nf5 19.g4 Nd6 20.Nc3 Nc7 21.Nh2 Bb7 22.Bf4
Bxg2 23.Kxg2 Qd7 24.Nf3 Rac8 25.Bxd6 Qxd6 26.Nb5 Qd7 27.Nxc7 Rxc7 28.Rxc7 
Qxc7 29.Rxe6 Rxe6 30.Qxe6+ Qf7 31.Qc6 Qe7 32.Qd5+ Qf7 33.Qc6 Bf8 34.d5 Qe7
35.Qc4 Qd7 36.g5 Bd6 37.gxf6 Qf5 38.Ng5 h6 39.f7+ Kf8 40.Qe2 Qxd5+ 41.Nf3 
Kxf7 42.Qe3 Qf5 43.Qd4 Bc5 44.Qc4+ Ke7 45.b4 Bd6 46.Nd4 Qe4+ 47.f3 Qe1 48.
Qd5 Qd2+ 49.Kf1 Qd1+ 50.Kg2 Qd2+ 51.Kf1 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.7"]
[White "Felgaer, Ruben"]
[Black "Hungaski, Robert"]
[Result "1/2-1/2"]
[WhiteElo "2579"]
[BlackElo "2451"]
[ECO "C63"]
[EventDate "2012.10.12"]
[PlyCount "132"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 f5 4.d3 fxe4 5.dxe4 Nf6 6.O-O d6 7.Nc3 a6 8.Bc4 
Na5 9.Be2 Bg4 10.Ng5 Bxe2 11.Qxe2 Nc6 12.Ne6 Qd7 13.Nd5 Rc8 14.Nxf6+ gxf6 
15.Qh5+ Ke7 16.Ng5 Qe8 17.Qh3 Qd7 18.Qh5 Qe8 19.Qxe8+ Rxe8 20.Nf3 Ke6 21.
Nh4 Rg8 22.g3 Ne7 23.f4 d5 24.exd5+ Nxd5 25.c4 Bc5+ 26.Kh1 Nb4 27.fxe5 
fxe5 28.Nf3 Nc2 29.Rb1 Be3 30.Bxe3 Nxe3 31.Rfe1 Nxc4 32.Rbc1 Nxb2 33.Rxc7 
Nd3 34.Re3 Nf2+ 35.Kg2 Ng4 36.Re2 Re7 37.Rc1 Kf6 38.h3 Nh6 39.Rf1 Kg7 40.
Rxe5 Rxe5 41.Nxe5 Re8 42.Nd3 Nf7 43.Nc5 Re7 44.Rb1 Re2+ 45.Kf3 Rc2 46.Ne6+
Kf6 47.Nd4 Rxa2 48.Rxb7 Ng5+ 49.Kg4 Ra4 50.Rb6+ Kg7 51.Kxg5 Rxd4 52.Rxa6 
Rd5+ 53.Kf4 Rb5 54.Re6 h6 55.g4 Rb1 56.Re3 Rh1 57.Kg3 Ra1 58.Re7+ Kf6 59.
Rh7 Kg6 60.Rd7 Ra3+ 61.Kh4 Rb3 62.Rd6+ Kg7 63.Rd2 Kg6 64.Rg2 Ra3 65.Rg3 
Rxg3 66.Kxg3 h5 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.8"]
[White "Mekhitarian, Krikor Sevag"]
[Black "Matamoros Franco, Carlos"]
[Result "1-0"]
[WhiteElo "2503"]
[BlackElo "2534"]
[ECO "C11"]
[EventDate "2012.10.12"]
[PlyCount "53"]

1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.e5 Nfd7 5.f4 c5 6.Nf3 Nc6 7.Be3 cxd4 8.Nxd4 
Bc5 9.Qd2 O-O 10.O-O-O a6 11.Nb3 Bb4 12.Rg1 b5 13.g4 Na5 14.Rg3 Nc4 15.
Bxc4 bxc4 16.Nd4 Qc7 17.Rh3 Nc5 18.Nde2 f5 19.gxf5 Rxf5 20.Qe1 Rb8 21.Qh4 
g6 22.Rg1 Qf7 23.Nd4 Bxc3 24.bxc3 Ne4 25.Nxf5 exf5 26.Qd8+ Qf8 27.Rxg6+ 
1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.9"]
[White "Della Morte, German"]
[Black "Granda Zuniga, Julio"]
[Result "0-1"]
[WhiteElo "2346"]
[BlackElo "2647"]
[ECO "B42"]
[EventDate "2012.10.12"]
[PlyCount "91"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Bd3 Qb6 6.Nb3 Qc7 7.O-O Nf6 8.Qe2 
d6 9.c4 Be7 10.Nc3 O-O 11.Bd2 Nc6 12.f4 Nd7 13.Kh1 Re8 14.Qf2 b6 15.Rac1 
Nc5 16.Bb1 Bb7 17.Be3 Rac8 18.Nd2 Qb8 19.a3 a5 20.e5 dxe5 21.f5 Rf8 22.
Nde4 exf5 23.Qxf5 g6 24.Nf6+ Bxf6 25.Qxf6 Nd7 26.Qh4 Nd4 27.Qe7 Qc7 28.Bh6
Nc6 29.Qh4 Rfe8 30.c5 Nd8 31.Rcd1 Nxc5 32.Qf6 Nde6 33.Nb5 Qe7 34.Qxe5 Qh4 
35.Nd6 Qxh6 36.Nxe8 Rxe8 37.b4 Qh3 38.Rf2 axb4 39.axb4 Qg4 40.Rdf1 Nd7 41.
Qd6 Ng5 42.Bf5 gxf5 43.Qxd7 Qe4 44.Qxf5 Qxf5 45.Rxf5 Ne4 46.Rxf7 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.10"]
[White "Leiva, Giuseppe"]
[Black "Ricardi, Pablo"]
[Result "1-0"]
[WhiteElo "2321"]
[BlackElo "2505"]
[ECO "E63"]
[EventDate "2012.10.12"]
[PlyCount "85"]

1.d4 Nf6 2.Nf3 g6 3.c4 Bg7 4.g3 O-O 5.Bg2 d6 6.O-O Nc6 7.Nc3 a6 8.Qc2 Rb8 
9.Rd1 Bd7 10.e4 Bg4 11.h3 Bxf3 12.Bxf3 Nd7 13.Be3 e5 14.Ne2 exd4 15.Nxd4 
Nxd4 16.Bxd4 Bxd4 17.Rxd4 Qf6 18.Qd1 h5 19.h4 Ne5 20.Bg2 Rfe8 21.Rc1 a5 
22.a3 b6 23.Rd5 Re6 24.Rc3 c6 25.Rd2 Rd8 26.f4 Ng4 27.e5 Qe7 28.Bh3 b5 29.
Bxg4 hxg4 30.cxb5 cxb5 31.Rcd3 Qa7+ 32.Kg2 d5 33.Qxg4 Rc6 34.h5 Rc1 35.Rd4
Rc2 36.hxg6 Qxd4 37.gxf7+ Kxf7 38.Qf5+ Kg7 39.Rxc2 Qe4+ 40.Qxe4 dxe4 41.
Re2 Rd4 42.Kf2 Kg6 43.g4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.11"]
[White "Perez Ponsa, Federico"]
[Black "Toth, Christian Endre"]
[Result "0-1"]
[WhiteElo "2489"]
[BlackElo "2357"]
[ECO "B64"]
[EventDate "2012.10.12"]
[PlyCount "80"]

1.e4 c5 2.Nc3 d6 3.Nf3 Nf6 4.d4 cxd4 5.Nxd4 Nc6 6.Bg5 e6 7.Qd2 Be7 8.O-O-O
O-O 9.f4 h6 10.Bxf6 Bxf6 11.Nxc6 bxc6 12.Qxd6 Qb6 13.Qd2 Rb8 14.b3 Rd8 15.
Bd3 Qa5 16.Na4 Rb4 17.c4 Bd4 18.a3 Rxa4 19.bxa4 Bc3 20.Qc2 c5 21.Qb3 Bd4 
22.Bc2 Bd7 23.Rxd4 cxd4 24.e5 Bc6 25.Rd1 Qc7 26.Qb4 Bxg2 27.c5 Rd5 28.Rxd4
a5 29.Qb5 g5 30.Rxd5 Bxd5 31.Qd3 Qxc5 32.Qh7+ Kf8 33.Qxh6+ Ke8 34.Qh8+ Kd7
35.Kb1 Qxa3 36.Qh7 Ba2+ 37.Ka1 Bd5+ 38.Kb1 Qb4+ 39.Ka1 Qxf4 40.Kb1 Qb4+ 
0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.12"]
[White "Valerga, Diego"]
[Black "De Dovitiis, Alejo"]
[Result "1/2-1/2"]
[WhiteElo "2485"]
[BlackElo "2348"]
[ECO "E11"]
[EventDate "2012.10.12"]
[PlyCount "106"]

1.d4 Nf6 2.c4 e6 3.Nf3 Bb4+ 4.Bd2 a5 5.Nc3 b6 6.Bg5 a4 7.a3 Bxc3+ 8.bxc3 
Bb7 9.Nd2 d6 10.f3 Ra5 11.Bh4 Nbd7 12.e4 Qa8 13.Bf2 O-O 14.Qc2 Ne8 15.Bd3 
g6 16.O-O Ng7 17.Rae1 Qd8 18.Be3 f5 19.exf5 exf5 20.c5 f4 21.Bf2 d5 22.c4 
Nf5 23.cxd5 Bxd5 24.Nc4 Ra7 25.Ne5 Nb8 26.Qc1 Ng7 27.Bc4 c6 28.Nd3 Raf7 
29.cxb6 Qxb6 30.Nb4 Qb7 31.Re5 Rd8 32.Rfe1 Bxc4 33.Qxc4 Kh8 34.Rc1 Nf5 35.
Nd3 Qb3 36.Nc5 Qxc4 37.Rxc4 Nd7 38.Nxd7 Rfxd7 39.Rxa4 Nxd4 40.h4 Nb5 41.
Bc5 Rd1+ 42.Kh2 R8d5 43.Rxd5 Rxd5 44.Be7 Rd3 45.Ra8+ Kg7 46.a4 Nd4 47.Ra7 
Kg8 48.Bg5 Ne6 49.Bh6 c5 50.Re7 Rd6 51.Kh3 Rc6 52.Kg4 c4 53.Bxf4 Nxf4 
1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.13"]
[White "Gemy, Jose Daniel"]
[Black "Tristan, Leonardo"]
[Result "0-1"]
[WhiteElo "2333"]
[BlackElo "2442"]
[ECO "A13"]
[EventDate "2012.10.12"]
[PlyCount "102"]

1.Nf3 Nf6 2.c4 e6 3.e3 d5 4.b3 Be7 5.Bb2 O-O 6.Be2 b6 7.O-O Bb7 8.Nc3 dxc4
9.bxc4 c5 10.d3 Nc6 11.a3 Rc8 12.Qc2 Qc7 13.Rfd1 Qb8 14.Nd2 Ne5 15.h3 Ng6 
16.Nf3 Nd7 17.Nb1 f5 18.Nbd2 e5 19.a4 a5 20.Bf1 Qc7 21.Re1 Nb8 22.Bc3 Nc6 
23.Qb2 Bf6 24.e4 f4 25.Nb1 Nh4 26.Be2 Rcd8 27.Rd1 Bc8 28.Nbd2 Be6 29.Rab1 
Rb8 30.Nxh4 Bxh4 31.Qa1 Bf6 32.Rb3 Qd6 33.Nf3 Rb7 34.Rdb1 Rfb8 35.Nh2 g6 
36.Bg4 Bf7 37.Be2 Bd8 38.Ng4 Re7 39.g3 fxg3 40.fxg3 Nd4 41.R3b2 Be6 42.Bd1
h5 43.Nf6+ Kg7 44.Nd5 Rf7 45.Kh2 h4 46.g4 Bxd5 47.cxd5 Qf6 48.Rg2 Qf4+ 49.
Kh1 Qf1+ 50.Kh2 Bg5 51.Bd2 Rf2 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.14"]
[White "Reis, Renan do Carmo"]
[Black "Roselli Mailhe, Bernardo"]
[Result "0-1"]
[WhiteElo "2306"]
[BlackElo "2430"]
[ECO "C15"]
[EventDate "2012.10.12"]
[PlyCount "86"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 dxe4 6.Qg4 Nf6 7.Qxg7 Rg8 8.
Qh6 Nbd7 9.Ne2 b6 10.Ng3 Bb7 11.Bg5 Qe7 12.Qh4 h6 13.Bd2 O-O-O 14.Be2 Rg6 
15.O-O Rdg8 16.Bh5 Rg5 17.Be2 Nd5 18.c4 e3 19.fxe3 Rxg3 20.hxg3 Qxh4 21.
gxh4 Nxe3 22.Rf2 Nxc2 23.Ra2 Nxd4 24.Bxh6 Nf5 25.Bf4 Nxh4 26.Bh5 Rg7 27.
Rad2 Bc6 28.Bh2 f5 29.Kf1 Nf6 30.Bf3 Ne4 31.Bxe4 Bxe4 32.Be5 Rg4 33.Rf4 
Nxg2 34.Rxg4 Ne3+ 35.Ke2 Nxg4 36.Bc3 e5 37.a4 f4 38.Kf1 Ne3+ 39.Kg1 Nxc4 
40.Rh2 Kd7 41.Rh6 a5 42.Rh5 Kd6 43.Rh8 Bc2 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.15"]
[White "Toniutti, Ezio"]
[Black "Soppe, Guillermo"]
[Result "1/2-1/2"]
[WhiteElo "2162"]
[BlackElo "2417"]
[ECO "D94"]
[EventDate "2012.10.12"]
[PlyCount "56"]

1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.e3 g6 5.Nc3 Bg7 6.Bd3 O-O 7.O-O Bg4 8.h3 Bxf3 
9.Qxf3 e6 10.Rd1 Nbd7 11.Qe2 Re8 12.b3 a6 13.Bb2 Qe7 14.Rac1 Rad8 15.Qe1 
Nh5 16.Be2 Nhf6 17.a3 h5 18.Rd2 Nb6 19.Qd1 Nc8 20.a4 Nd6 21.Bd3 Qd7 22.Qf3
dxc4 23.Bxc4 Nxc4 24.bxc4 e5 25.d5 cxd5 26.Nxd5 Nxd5 27.Rxd5 Qc6 28.Rcd1 
Rc8 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.16"]
[White "Krysa, Leandro"]
[Black "Paiva, Pedro Henrique de"]
[Result "1/2-1/2"]
[WhiteElo "2381"]
[BlackElo "2289"]
[ECO "A55"]
[EventDate "2012.10.12"]
[PlyCount "80"]

1.d4 d6 2.Nf3 Nf6 3.c4 Nbd7 4.Nc3 c6 5.e4 e5 6.Be2 Be7 7.O-O O-O 8.Be3 a5 
9.d5 Ng4 10.Bc1 Ngf6 11.Re1 Nc5 12.Bf1 cxd5 13.cxd5 Bd7 14.a4 Bg4 15.Ra3 
Ne8 16.h3 Bxf3 17.Qxf3 Bg5 18.Be3 Bxe3 19.Qxe3 Qb6 20.Bb5 Nc7 21.Kh1 N7a6 
22.f4 Nb4 23.Re2 exf4 24.Qf2 Rac8 25.Nd1 f5 26.e5 dxe5 27.Rxe5 Qd6 28.Qxf4
Nd7 29.Bxd7 Qxd7 30.Rg3 Nxd5 31.Qd4 Nf6 32.Qxd7 Nxd7 33.Rxa5 Rc1 34.Rd3 
Nc5 35.Rd5 Ne4 36.Kh2 f4 37.Rab5 Ng3 38.Rbc5 Ra1 39.h4 h5 40.Ra5 Rf7 
1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.17"]
[White "Martinez Romero, Martin"]
[Black "Paveto, Kevin"]
[Result "1-0"]
[WhiteElo "2368"]
[BlackElo "2282"]
[ECO "A29"]
[EventDate "2012.10.12"]
[PlyCount "111"]

1.c4 e5 2.Nc3 Nf6 3.g3 d5 4.cxd5 Nxd5 5.Bg2 Nb6 6.Nf3 Nc6 7.O-O Be7 8.d3 
O-O 9.b3 Re8 10.Bb2 Bf8 11.Rc1 a5 12.Ne4 f6 13.d4 f5 14.Nc5 e4 15.Ne5 Nxe5
16.dxe5 Qxd1 17.Rfxd1 c6 18.f3 a4 19.fxe4 axb3 20.Nxb3 fxe4 21.Bxe4 Rxa2 
22.Bd4 Nd7 23.Rc3 Rxe2 24.Bd3 R2xe5 25.Bc4+ Kh8 26.Bxe5 Rxe5 27.Rf3 Be7 
28.Rfd3 Nf6 29.Ra1 b5 30.Bf7 g6 31.Ra8 Kg7 32.Rxc8 Kxf7 33.Rxc6 b4 34.Rc7 
g5 35.Nd4 Kg6 36.Kf1 Bd6 37.Rb7 Bc5 38.Nf3 Rf5 39.Ke2 Nd5 40.g4 Nf4+ 41.
Kd2 Rd5 42.Rxd5 Nxd5 43.Ne5+ Kh6 44.Kd3 Nb6 45.h3 b3 46.Kc3 b2 47.Kxb2 
Bd4+ 48.Kc2 Bxe5 49.Rxb6+ Kg7 50.Kd3 Bf4 51.Ke4 Bd2 52.Kf5 Be3 53.Rb7+ Kh6
54.Kf6 Bb6 55.Kf7 Bc7 56.Kg8 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.18"]
[White "Abdalla, Luiz Guilherme Aurelli"]
[Black "Real De Azua, Ernesto"]
[Result "1/2-1/2"]
[WhiteElo "2316"]
[BlackElo "2482"]
[ECO "A58"]
[EventDate "2012.10.12"]
[PlyCount "73"]

1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.bxa6 g6 6.Nc3 Bxa6 7.Nf3 d6 8.g3 Bg7 
9.Bg2 Nfd7 10.O-O Nb6 11.Qc2 N8d7 12.Rd1 O-O 13.e4 Nc4 14.Nd2 Nxd2 15.Bxd2
Ne5 16.Be1 Qb6 17.Rab1 Rfb8 18.b3 c4 19.b4 Nd3 20.b5 Bc8 21.Bf1 Nxe1 22.
Rxe1 Ra3 23.Nd1 Bd4 24.Bxc4 Bg4 25.Rb3 Qa5 26.Rf1 Rxa2 27.Nb2 Rc8 28.Rb1 
Rxb2 29.R3xb2 Bxb2 30.h3 Bf3 31.Qxb2 Rxc4 32.b6 Rc8 33.b7 Rb8 34.Rc1 f6 
35.Qc3 Qxc3 36.Rxc3 Kf7 37.Rxf3 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.19"]
[White "Tokman, Ariel"]
[Black "Slipak, Sergio"]
[Result "0-1"]
[WhiteElo "2283"]
[BlackElo "2447"]
[ECO "A13"]
[EventDate "2012.10.12"]
[PlyCount "68"]

1.c4 e6 2.Nf3 Nf6 3.e3 b6 4.b3 g6 5.Bb2 Bg7 6.Be2 Bb7 7.O-O O-O 8.d3 c5 9.
Nbd2 d5 10.a3 Nc6 11.Ra2 d4 12.exd4 cxd4 13.b4 Nh5 14.Re1 e5 15.Bf1 Re8 
16.g3 Qc7 17.Bg2 Rad8 18.b5 Nb8 19.Nh4 Bxg2 20.Kxg2 Nd7 21.Bc1 Nhf6 22.f3 
Nc5 23.Ne4 Nfd7 24.Rae2 f5 25.Nf2 Bf6 26.Kg1 Qb7 27.Kg2 Re7 28.a4 Rde8 29.
Bh6 Rf7 30.Ra2 Bd8 31.Nh3 Ne6 32.Qd2 f4 33.Rf1 g5 34.gxf4 gxh4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.20"]
[White "Barbosa, Evandro Amorim"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "1/2-1/2"]
[WhiteElo "2427"]
[BlackElo "2276"]
[ECO "C43"]
[EventDate "2012.10.12"]
[PlyCount "118"]

1.e4 e5 2.Nf3 Nf6 3.d4 Nxe4 4.dxe5 d5 5.Nbd2 Nc5 6.Nb3 c6 7.Be3 Nba6 8.Be2
Be7 9.O-O O-O 10.c4 dxc4 11.Bxc4 Be6 12.Bxe6 Nxe6 13.Qxd8 Rfxd8 14.Na5 Rd5
15.Nxb7 Rb8 16.Nd6 Bxd6 17.exd6 Rxb2 18.Rad1 Kf8 19.Rxd5 cxd5 20.g3 f6 21.
Rd1 Rxa2 22.Rxd5 Nb4 23.Rb5 Nc6 24.Rb7 Ra1+ 25.Kg2 Rd1 26.Nd2 a5 27.Nc4 a4
28.Rb6 Ne5 29.Rb8+ Kf7 30.Rb7+ Kf8 31.Nxe5 fxe5 32.Ra7 Rxd6 33.Rxa4 Kf7 
34.Ra7+ Kf6 35.Kf3 Rd5 36.g4 Rb5 37.h4 Rb4 38.h5 h6 39.Kg3 Rb3 40.Ra4 Nf4 
41.Kf3 Ne6 42.Ke4 Rb5 43.Ra6 Rb4+ 44.Kd5 Rb5+ 45.Kc4 Rb1 46.Bd2 Rb7 47.Bc3
Rc7+ 48.Kb4 Rb7+ 49.Ka3 Rc7 50.Kb2 Rc4 51.f3 Rf4 52.Ra5 Rxf3 53.Bxe5+ Kg5 
54.Bxg7+ Kxg4 55.Bxh6 Rf5 56.Rxf5 Kxf5 57.Bg7 Nxg7 58.h6 Kg6 59.hxg7 Kxg7 
1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.21"]
[White "Cori Tello, Deysi"]
[Black "Pichot, Alan"]
[Result "1-0"]
[WhiteElo "2411"]
[BlackElo "2300"]
[ECO "E61"]
[EventDate "2012.10.12"]
[PlyCount "79"]

1.d4 Nf6 2.Nf3 g6 3.c4 Bg7 4.Nc3 O-O 5.Bg5 c5 6.e3 h6 7.Bxf6 Bxf6 8.Ne4 
Qb6 9.Nxc5 Qxb2 10.Be2 d6 11.Nb3 Qc3+ 12.Nfd2 Qb4 13.O-O Bg7 14.Rb1 Qb6 
15.c5 Qd8 16.cxd6 exd6 17.Bg4 f5 18.Bf3 Nc6 19.Bd5+ Kh7 20.Qf3 f4 21.exf4 
Bf5 22.Rbc1 a5 23.a4 Nxd4 24.Nxd4 Bxd4 25.Nc4 Qd7 26.h3 Qxa4 27.Nxd6 Qd7 
28.Nxb7 Qg7 29.g4 Bd7 30.Nc5 Rad8 31.Nxd7 Rxd7 32.Rfd1 Be5 33.Rc4 Bb8 34.
Kg2 Kh8 35.h4 h5 36.g5 Rd6 37.Re1 Rb6 38.Re6 Rb1 39.Be4 Re1 40.Rxg6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.22"]
[White "Supi, Luis Paulo"]
[Black "Mahia, Gustavo"]
[Result "1-0"]
[WhiteElo "2287"]
[BlackElo "2409"]
[ECO "C54"]
[EventDate "2012.10.12"]
[PlyCount "73"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d3 Bc5 5.c3 d6 6.O-O O-O 7.Bb3 a6 8.h3 Ba7 
9.Bg5 h6 10.Bh4 g5 11.Nxg5 hxg5 12.Bxg5 Kg7 13.Qf3 Rh8 14.Na3 Be6 15.Nc2 
Qe7 16.Ne3 Rag8 17.h4 Nb8 18.Rad1 c5 19.Bd5 b5 20.Nf5+ Bxf5 21.Qxf5 Nxd5 
22.Bxe7 Nxe7 23.Qg5+ Kf8 24.Qf6 Nbc6 25.g3 Bb8 26.Kg2 Rh7 27.h5 Rxh5 28.
Rh1 Rg6 29.Qf3 Rxh1 30.Rxh1 Bc7 31.Rh7 Rg7 32.Rxg7 Kxg7 33.Qg4+ Kf6 34.f4 
a5 35.f5 c4 36.dxc4 bxc4 37.Qh4+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.23"]
[White "Cerda Albornoz, Guillermo"]
[Black "Molina, Roberto Junio Brito"]
[Result "0-1"]
[WhiteElo "2267"]
[BlackElo "2400"]
[ECO "A00"]
[EventDate "2012.10.12"]
[PlyCount "80"]

1.a3 g6 2.Nf3 c5 3.d4 cxd4 4.Qxd4 Nf6 5.Nc3 Nc6 6.Qh4 d5 7.Bg5 Bg7 8.Bh6 
O-O 9.Bxg7 Kxg7 10.O-O-O Qa5 11.Qg5 h6 12.Qf4 Be6 13.h3 Rac8 14.e3 a6 15.
Bd3 b5 16.Nd4 Nxd4 17.Qxd4 Rb8 18.Qb4 Qc7 19.g4 Rfd8 20.Qd4 Qd6 21.Qb4 
Qxb4 22.axb4 d4 23.exd4 Rxd4 24.Ne2 Rxb4 25.Rhe1 Ra4 26.f4 Rd8 27.Kb1 Ba2+
28.Kc1 Bc4 29.b3 Ra1+ 30.Kd2 Rxd1+ 31.Rxd1 Bxd3 32.cxd3 Nd5 33.Rc1 e6 34.
Rc5 Kf6 35.Nc3 Nxf4 36.Ne4+ Kg7 37.Nf2 Nd5 38.Rc6 Ra8 39.Rd6 Ra7 40.Rd8 a5
0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.24"]
[White "Zuluaga Mancilla, Cesar"]
[Black "Santos, Haroldo Cunha dos"]
[Result "1-0"]
[WhiteElo "2394"]
[BlackElo "2263"]
[ECO "D02"]
[EventDate "2012.10.12"]
[PlyCount "124"]

1.d4 d5 2.Nf3 Nf6 3.Bf4 c5 4.e3 Nc6 5.dxc5 e6 6.Nbd2 Bxc5 7.c3 a5 8.Bb5 
Qb6 9.a4 O-O 10.Nb3 Be7 11.O-O Bd7 12.Bg5 h6 13.Bh4 Rfe8 14.Nbd2 Rad8 15.
Qb1 Qc7 16.Rc1 e5 17.Bg3 Bd6 18.c4 Qb8 19.cxd5 Nxd5 20.Ne4 Bc7 21.Nc5 Ndb4
22.Nxd7 Rxd7 23.Qf5 Qc8 24.Qh3 Qd8 25.e4 Nd3 26.Rd1 Re6 27.Rd2 Nf4 28.Bxf4
exf4 29.Rxd7 Qxd7 30.Re1 Rd6 31.Qxd7 Rxd7 32.Bxc6 bxc6 33.Rc1 Bd8 34.Kf1 
Rc7 35.e5 c5 36.Rc4 g5 37.Nd2 Rd7 38.Nb3 Bb6 39.Ke2 Rd5 40.Re4 Bc7 41.e6 
fxe6 42.Rxe6 f3+ 43.gxf3 Be5 44.Nxa5 Bxb2 45.Nc4 Bc3 46.Rd6 Rf5 47.Rxh6 
Rf4 48.Nb6 Kg7 49.Rc6 Ba5 50.Nd5 Rxa4 51.Rxc5 Ra1 52.Ne3 Kg6 53.Rc6+ Kf7 
54.Ng4 Kg7 55.Kd3 Ra4 56.Rc5 Kg6 57.Rc6+ Kg7 58.Ra6 Ra1 59.Ke4 Re1+ 60.Kf5
Bd2 61.Ra7+ Kf8 62.Nf6 Rh1 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.25"]
[White "Perez, Maximiliano"]
[Black "Rosito, Jorge"]
[Result "0-1"]
[WhiteElo "2264"]
[BlackElo "2387"]
[ECO "C45"]
[EventDate "2012.10.12"]
[PlyCount "54"]

1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Nf6 5.Nxc6 bxc6 6.e5 Qe7 7.Qe2 Nd5 8.c4
Nb6 9.Nc3 Bb7 10.Bd2 g6 11.O-O-O O-O-O 12.f4 Bg7 13.Qf2 c5 14.Nb5 f6 15.e6
f5 16.Bc3 dxe6 17.Bd3 Bxc3 18.Nxc3 e5 19.fxe5 Qxe5 20.h4 Kb8 21.h5 Rhe8 
22.hxg6 hxg6 23.Rhe1 Qd4 24.Rxe8 Rxe8 25.Qxd4 cxd4 26.Ne2 c5 27.b4 Na4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.26"]
[White "Tobares, Leandro"]
[Black "Fusco, Leonardo"]
[Result "1/2-1/2"]
[WhiteElo "2261"]
[BlackElo "2379"]
[ECO "A26"]
[EventDate "2012.10.12"]
[PlyCount "71"]

1.c4 g6 2.Nc3 Bg7 3.g3 Nf6 4.Bg2 O-O 5.Nf3 d6 6.O-O Nc6 7.Rb1 a5 8.d3 e5 
9.a3 Bf5 10.h3 Qc8 11.Kh2 e4 12.Nh4 exd3 13.exd3 Be6 14.Re1 Rd8 15.Nd5 
Bxd5 16.cxd5 Nd4 17.Be3 Nd7 18.Bxd4 Bxd4 19.Qc2 Bb6 20.f4 Re8 21.f5 Rxe1 
22.Rxe1 Qd8 23.fxg6 hxg6 24.Nf3 Qf6 25.Re4 Ne5 26.Nxe5 dxe5 27.Qc3 Re8 28.
d4 Bxd4 29.Qxc7 Qf2 30.h4 f5 31.Qd7 Rf8 32.h5 f4 33.gxf4 Qh4+ 34.Qh3 Qxh3+
35.Kxh3 Rxf4 36.Rxf4 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.27"]
[White "Lujan, Carolina"]
[Black "Perez Gormaz, Matias"]
[Result "1-0"]
[WhiteElo "2379"]
[BlackElo "2261"]
[ECO "B91"]
[EventDate "2012.10.12"]
[PlyCount "111"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.g3 e5 7.Nb3 Nbd7 8.a4 b6 
9.Bg2 Bb7 10.O-O Rc8 11.Qe2 Be7 12.Rd1 Qc7 13.Nd2 O-O 14.Nf1 Nc5 15.f3 Ne6
16.Ne3 Nd4 17.Qd3 Rfe8 18.Bd2 Bf8 19.Be1 g6 20.Bf2 Bg7 21.Ra3 Qd8 22.Ncd5 
Nd7 23.c3 Ne6 24.b4 a5 25.Nc4 Ba6 26.b5 Ndc5 27.Qb1 Bb7 28.Ndxb6 Rb8 29.
Rxd6 Qe7 30.Nd5 Qf8 31.Ra2 Ba8 32.Rb6 Nb7 33.Nce3 Kh8 34.f4 exf4 35.gxf4 
Nbc5 36.Rxb8 Rxb8 37.f5 Nd8 38.Qd1 f6 39.Ng4 Nd7 40.Nc7 Ne5 41.Nxe5 fxe5 
42.Nxa8 Rxa8 43.fxg6 hxg6 44.Qd5 Rc8 45.c4 Qe7 46.Bh3 Qg5+ 47.Kh1 Rb8 48.
c5 Rb7 49.Qd2 Qf6 50.c6 Nxc6 51.bxc6 Qxc6 52.Qd8+ Kh7 53.Qh4+ Bh6 54.Be3 
Rb1+ 55.Kg2 g5 56.Bxg5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.28"]
[White "Mellano, Santiago"]
[Black "Julia, Ernesto"]
[Result "1/2-1/2"]
[WhiteElo "2242"]
[BlackElo "2370"]
[ECO "A85"]
[EventDate "2012.10.12"]
[PlyCount "47"]

1.Nf3 f5 2.d4 g6 3.c4 Bg7 4.Nc3 Nf6 5.e3 d6 6.Be2 O-O 7.O-O Qe8 8.b4 e5 9.
dxe5 dxe5 10.Nd5 Rf7 11.Bb2 Ne4 12.Qc2 c6 13.Nc3 Nxc3 14.Bxc3 Nd7 15.c5 e4
16.Nd2 Ne5 17.Nc4 Nxc4 18.Bxc4 Be6 19.Bxg7 Kxg7 20.Qc3+ Kg8 21.Rfd1 Bxc4 
22.Qxc4 Rd8 23.g3 Kg7 24.Rd4 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.29"]
[White "Santiago, Yago de Moura"]
[Black "Sanchez Sandoval, Gonzalo"]
[Result "1-0"]
[WhiteElo "2364"]
[BlackElo "2029"]
[ECO "B81"]
[EventDate "2012.10.12"]
[PlyCount "69"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.h3 e6 7.g4 h6 8.Bg2 g5 9.
Be3 Nbd7 10.Qe2 Ne5 11.O-O-O Qc7 12.Nf3 Nfd7 13.h4 Nxf3 14.Bxf3 Rg8 15.
hxg5 hxg5 16.Rh5 Be7 17.Qd2 Ne5 18.Be2 Qa5 19.Kb1 b5 20.a3 Nc4 21.Bxc4 
bxc4 22.Qd4 Rb8 23.Ka1 e5 24.Qa7 Rb7 25.Qa8 Kd7 26.Rd5 Qc7 27.Qxa6 Ke6 28.
Rc5 Qb8 29.Qxc4+ Kd7 30.Qa4+ Ke6 31.Rh6+ f6 32.Qc4+ Kd7 33.Qxg8 dxc5 34.
Rh7 Qd6 35.Nd5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.30"]
[White "Martinez De Negri, Gonzalo"]
[Black "Kanefsck, Gustavo"]
[Result "1/2-1/2"]
[WhiteElo "2123"]
[BlackElo "2358"]
[ECO "B19"]
[EventDate "2012.10.12"]
[PlyCount "88"]

1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.h4 h6 7.Nf3 Nd7 8.h5 Bh7
9.Bd3 Bxd3 10.Qxd3 Ngf6 11.Bd2 e6 12.O-O-O Qc7 13.Kb1 O-O-O 14.Ne4 Nc5 15.
Nxc5 Bxc5 16.c4 Bb6 17.Bc3 Qe7 18.Qc2 Kb8 19.Ne5 Ka8 20.f3 c5 21.dxc5 Bxc5
22.g4 Bd6 23.Rxd6 Rxd6 24.Bb4 Rhd8 25.Bxd6 Rxd6 26.Rd1 Rxd1+ 27.Qxd1 a6 
28.Qd4 Ne8 29.c5 Qc7 30.Nd7 Qg3 31.Nb6+ Ka7 32.a4 Nf6 33.Ka2 Qc7 34.a5 Kb8
35.g5 e5 36.Qb4 hxg5 37.c6 Qxc6 38.Qf8+ Ne8 39.Qxf7 Ka7 40.Qf8 Qb5 41.b4 
Qe2+ 42.Kb3 Qd3+ 43.Kb2 Qd2+ 44.Kb3 Qd3+ 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.31"]
[White "Fulgenzi, Ernesto"]
[Black "Zuriel, Marisa"]
[Result "1/2-1/2"]
[WhiteElo "2344"]
[BlackElo "2217"]
[ECO "B32"]
[EventDate "2012.10.12"]
[PlyCount "127"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 e5 5.Nxc6 bxc6 6.Bd3 Nf6 7.O-O Bc5 8.
Nc3 O-O 9.Bg5 h6 10.Bh4 d6 11.Kh1 g5 12.Bg3 Be6 13.Qd2 Bb6 14.Rad1 Qe7 15.
Na4 Bc7 16.f3 Rad8 17.Bf2 Bb8 18.Rfe1 Nh5 19.Be3 Kh8 20.Bf1 Rg8 21.g3 d5 
22.Qe2 Nf6 23.Nc5 Bc8 24.b4 dxe4 25.Rxd8 Rxd8 26.fxe4 Ng4 27.Bg1 f5 28.Bh3
h5 29.exf5 Bxf5 30.Bg2 Qe8 31.Rf1 Qg6 32.Be4 Nh6 33.Bxf5 Nxf5 34.Qe4 Rf8 
35.g4 Ng3+ 36.hxg3 Qxe4+ 37.Nxe4 Rxf1 38.gxh5 g4 39.Nf2 Rc1 40.Nxg4 Rxc2 
41.Nf6 Rxa2 42.g4 Bd6 43.Bh2 Re2 44.g5 Bxb4 45.Ng4 Bd6 46.h6 Kh7 47.Nf6+ 
Kg6 48.h7 Kg7 49.g6 Rxh2+ 50.Kxh2 e4+ 51.Kg2 Be5 52.Nxe4 Kxg6 53.Kf3 Kxh7 
54.Nd2 Kg6 55.Ke4 Bc3 56.Nb3 Kf6 57.Kd3 Be5 58.Na5 c5 59.Kc4 Bc7 60.Nb3 
Bb6 61.Nxc5 Ke5 62.Nd7+ Kd6 63.Nxb6 axb6 64.Kb5 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.32"]
[White "Diaz Hollemaert, Nahuel"]
[Black "Rioseco Pinochet, Fernan"]
[Result "1-0"]
[WhiteElo "2408"]
[BlackElo "2236"]
[ECO "A13"]
[EventDate "2012.10.12"]
[PlyCount "97"]

1.c4 e6 2.g3 Nf6 3.Bg2 d5 4.Nf3 c5 5.b3 Nc6 6.Bb2 d4 7.e3 e5 8.O-O Be7 9.
exd4 exd4 10.Na3 O-O 11.Nc2 Bg4 12.h3 Bh5 13.d3 Qb6 14.Re1 Rfe8 15.Qd2 
Rad8 16.Nh4 Bg6 17.f4 h6 18.Nxg6 fxg6 19.Re6 Qc7 20.Rae1 Kf8 21.Bf3 Bd6 
22.Qg2 Rxe6 23.Rxe6 g5 24.fxg5 hxg5 25.Bc1 Re8 26.Rxe8+ Kxe8 27.Bxc6+ bxc6
28.Bxg5 Bxg3 29.b4 Bd6 30.Bxf6 gxf6 31.Qg8+ Kd7 32.Qh7+ Be7 33.Qf5+ Kd8 
34.bxc5 Qg3+ 35.Kf1 Bxc5 36.Ne1 Bb4 37.Nf3 Kc7 38.h4 Bd6 39.h5 Bf4 40.Nxd4
Be3 41.Ne2 Qd6 42.Qe4 Bd2 43.Kg2 Qc5 44.Ng3 Kb6 45.Nf5 Qa5 46.Qd4+ Kc7 47.
Qd6+ Kb7 48.Qe7+ Kb8 49.Nd6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.33"]
[White "Fabian, Gaston"]
[Black "Lingua, Alejo"]
[Result "1-0"]
[WhiteElo "2344"]
[BlackElo "2232"]
[ECO "A57"]
[EventDate "2012.10.12"]
[PlyCount "81"]

1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.f3 axb5 6.e4 Qa5+ 7.Bd2 b4 8.Na3 d6 
9.Nc4 Qc7 10.a3 bxa3 11.Rxa3 Rxa3 12.bxa3 g6 13.Bd3 Bg7 14.Ne2 O-O 15.O-O 
Nbd7 16.Qa4 Bb7 17.Rb1 Re8 18.Qc2 Ba6 19.Nc3 Bxc4 20.Bxc4 Ne5 21.Be2 c4 
22.Be3 Qa5 23.a4 Nfd7 24.Rb5 Qa6 25.f4 Nd3 26.Bxd3 cxd3 27.Qxd3 Bxc3 28.
Qxc3 Qxa4 29.Qd3 Nf6 30.Bd4 Nxe4 31.Rb7 Nf6 32.Rxe7 Nxd5 33.Re4 Qc6 34.h3 
Nc7 35.f5 Qd5 36.fxg6 hxg6 37.Rh4 f5 38.Rh8+ Kf7 39.Rh7+ Kg8 40.Rg7+ Kf8 
41.Rxc7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.34"]
[White "Estrada Nieto, Julian"]
[Black "Gascon Del Nogal, Jose Rafael"]
[Result "1/2-1/2"]
[WhiteElo "2310"]
[BlackElo "2206"]
[ECO "B51"]
[EventDate "2012.10.12"]
[PlyCount "60"]

1.e4 c5 2.Nf3 d6 3.Bb5+ Nd7 4.d4 Nf6 5.Nc3 cxd4 6.Qxd4 e5 7.Qd3 h6 8.Be3 
Be7 9.a4 O-O 10.O-O Qc7 11.Rfd1 Nc5 12.Bxc5 Qxc5 13.Bc4 Be6 14.Nd5 Nxd5 
15.Bxd5 Rab8 16.Qb3 Bg4 17.Rd3 Qa5 18.h3 Bd7 19.Qa3 Qd8 20.Nd2 Kh8 21.Qb3 
b5 22.a5 Be8 23.Rf3 Bg5 24.Nf1 Qe7 25.Qb4 g6 26.Rd1 f5 27.Bb3 Bc6 28.Bd5 
Be8 29.Bb3 Bc6 30.Bd5 Be8 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.35"]
[White "Assumpcao, Roberto"]
[Black "Nina Campos, Miguel Angel"]
[Result "0-1"]
[WhiteElo "2218"]
[BlackElo "2298"]
[ECO "B45"]
[EventDate "2012.10.12"]
[PlyCount "144"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Nf6 6.Be2 Bb4 7.O-O Bxc3 8.
bxc3 Nxe4 9.Bd3 Nxd4 10.Bxe4 Nc6 11.Ba3 d5 12.Qg4 Qf6 13.Bd3 Qxc3 14.Bd6 
f5 15.Qh5+ g6 16.Qh4 Kf7 17.f4 Qf6 18.Qh6 Qg7 19.Qh3 Rd8 20.Ba3 Kg8 21.
Rab1 b6 22.Bb5 Na5 23.Bb2 Qe7 24.Rfd1 Bd7 25.Bf1 Rac8 26.Qe3 Qc5 27.Bd4 
Qd6 28.Be5 Qf8 29.Ba1 h6 30.Bd3 Kh7 31.Kh1 Nc4 32.Qd4 Rc5 33.Rg1 Na3 34.
Rbc1 Rdc8 35.g4 Nxc2 36.Bxc2 Rxc2 37.gxf5 exf5 38.Rxc2 Rxc2 39.Re1 Rc8 40.
h4 Re8 41.Rc1 Qe7 42.Kg1 Qe3+ 43.Qxe3 Rxe3 44.Be5 Kg8 45.Rc7 Be8 46.Rg7+ 
Kf8 47.Rxa7 h5 48.Rb7 b5 49.Kf2 Re4 50.Rb8 Ke7 51.Rb7+ Bd7 52.Rb6 Be8 53.
Rb7+ Kd8 54.Rb8+ Kd7 55.Rb7+ Kc6 56.Rc7+ Kb6 57.Re7 Bc6 58.Re6 Ra4 59.Rxg6
Rxa2+ 60.Ke3 b4 61.Rh6 b3 62.Kd3 Rh2 63.Bd4+ Kb5 64.Rxh5 b2 65.Bxb2 Rxb2 
66.Rxf5 Kc5 67.Rf8 Rh2 68.Rh8 Rh3+ 69.Kd2 Bd7 70.h5 Kd4 71.h6 Rh2+ 72.Ke1 
Bf5 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.36"]
[White "Caceres Recalde, Fernando"]
[Black "Leskovar, Matias"]
[Result "1-0"]
[WhiteElo "2159"]
[BlackElo "2283"]
[ECO "B17"]
[EventDate "2012.10.12"]
[PlyCount "53"]

1.e4 c6 2.d4 d5 3.Nd2 dxe4 4.Nxe4 Nd7 5.Ng5 Ngf6 6.Bd3 e6 7.N1f3 Bd6 8.Qe2
h6 9.Ne4 Nxe4 10.Qxe4 Nf6 11.Qe2 Qc7 12.Bd2 c5 13.O-O-O Bd7 14.Kb1 O-O 15.
g4 Rfc8 16.dxc5 Qxc5 17.g5 hxg5 18.Nxg5 Qe5 19.Qf1 Rc7 20.f4 Qc5 21.Bc3 e5
22.Rg1 b5 23.Qg2 Bc6 24.Ne4 Ne8 25.Qe2 Bxe4 26.Qxe4 Rb8 27.fxe5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.37"]
[White "San Martin Basualto, Epiro"]
[Black "Viana, Dirceu"]
[Result "0-1"]
[WhiteElo "2114"]
[BlackElo "2275"]
[ECO "B03"]
[EventDate "2012.10.12"]
[PlyCount "62"]

1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.c4 Nb6 5.exd6 cxd6 6.Be3 g6 7.Nc3 Bg7 8.Bd3 
Nc6 9.Nge2 O-O 10.O-O e5 11.d5 Nb4 12.b3 a5 13.Rc1 Nxd3 14.Qxd3 Nd7 15.
Rfd1 b6 16.a3 Nc5 17.Bxc5 bxc5 18.f3 Bd7 19.Kh1 f5 20.Rb1 Rb8 21.Na2 e4 
22.Qe3 f4 23.Nxf4 Bh6 24.g3 exf3 25.Qxf3 Qf6 26.Qc3 Qg5 27.Ng2 Rbe8 28.Re1
Qd2 29.Qa1 Bg7 30.Nc3 Rxe1+ 31.Rxe1 Bxc3 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.38"]
[White "Sabas, Jorge"]
[Black "Pineiro, Dario"]
[Result "1-0"]
[WhiteElo "2274"]
[BlackElo "2141"]
[ECO "A40"]
[EventDate "2012.10.12"]
[PlyCount "83"]

1.d4 e6 2.c4 Bb4+ 3.Nd2 c5 4.a3 Bxd2+ 5.Qxd2 cxd4 6.Qxd4 Nf6 7.e4 Nc6 8.
Qd3 O-O 9.Nf3 d5 10.Nd2 dxe4 11.Nxe4 Qa5+ 12.Nc3 Rd8 13.Qe3 Nb4 14.axb4 
Qxa1 15.Be2 Qa6 16.c5 Qc6 17.O-O e5 18.Qxe5 Bg4 19.f3 Qe6 20.Qf4 Bh5 21.
Bc4 Qe7 22.Qh4 Qe5 23.Nb5 a5 24.Re1 Qf5 25.g4 Qg6 26.Nd6 Rxd6 27.cxd6 Rc8 
28.Bf1 axb4 29.Bg5 Nd7 30.gxh5 Qxd6 31.Qg4 h6 32.Bxh6 Qxh6 33.Qxd7 Rf8 34.
Qg4 Rd8 35.Bc4 Qd2 36.Re2 Qd1+ 37.Kg2 Rd2 38.Qc8+ Kh7 39.Qf5+ Kh8 40.Rxd2 
Qxd2+ 41.Kh3 Qxb2 42.Qxf7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.39"]
[White "Mackeprang, Luis"]
[Black "Feliciano Ebert, Vanessa"]
[Result "0-1"]
[WhiteElo "2145"]
[BlackElo "2268"]
[ECO "B30"]
[EventDate "2012.10.12"]
[PlyCount "74"]

1.e4 c5 2.Nf3 Nc6 3.b3 d6 4.d4 cxd4 5.Nxd4 Qa5+ 6.c3 g6 7.Bb5 Bd7 8.O-O 
Bg7 9.Bb2 Nf6 10.Nd2 O-O 11.Be2 a6 12.c4 Rfc8 13.Kh1 b5 14.f4 Qb6 15.Nxc6 
Bxc6 16.Bd3 Nxe4 17.Nxe4 Bxb2 18.Rb1 Bg7 19.Ng5 e6 20.Qg4 Rf8 21.Rbd1 bxc4
22.bxc4 Qb2 23.Bb1 Rab8 24.Rg1 Qb4 25.Rd3 h5 26.Qd1 Qxc4 27.Rxd6 Bd5 28.f5
Qf4 29.Nxf7 Rxf7 30.fxg6 Rf6 31.Rd7 Qh4 32.Qc2 Qc4 33.Qd1 Qc6 34.Ra7 Rf2 
35.Rxg7+ Kxg7 36.Qd4+ Rf6 37.Bd3 Qd6 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.40"]
[White "Vazquez Massaro, Maximiliano"]
[Black "Gaitan, Juan Manuel"]
[Result "0-1"]
[WhiteElo "2112"]
[BlackElo "2266"]
[ECO "E49"]
[EventDate "2012.10.12"]
[PlyCount "52"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 d5 5.a3 Bxc3+ 6.bxc3 O-O 7.cxd5 exd5 8.Bd3
c5 9.Ne2 b6 10.O-O Ba6 11.Bxa6 Nxa6 12.Qd3 Nc7 13.f3 Re8 14.Ng3 Ne6 15.a4 
Rc8 16.Bb2 Qc7 17.Rf2 Ng5 18.Re1 cxd4 19.cxd4 Qc4 20.Qd2 h6 21.Nf5 Rc6 22.
h4 Ngh7 23.Rc1 Qxa4 24.Ra1 Qb5 25.Rxa7 Rce6 26.Ba3 Qb1+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.41"]
[White "Espinoza Palomino, Willyam"]
[Black "Chiari, Arthur Gontijo"]
[Result "1-0"]
[WhiteElo "2265"]
[BlackElo "2098"]
[ECO "B90"]
[EventDate "2012.10.12"]
[PlyCount "49"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.h3 e5 7.Nde2 h5 8.Bg5 Be6
9.Ng3 g6 10.Be2 Be7 11.Qd2 O-O 12.Bh6 Re8 13.Nf5 Bxf5 14.exf5 d5 15.fxg6 
fxg6 16.Bg5 d4 17.Bxf6 Bxf6 18.Qh6 Bg7 19.Bc4+ Kf8 20.Qh7 Qc8 21.Qg8+ Ke7 
22.Qxg7+ Kd8 23.Qf6+ Kd7 24.Nd5 Re6 25.Qxe6+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.42"]
[White "Cuevas, Alex"]
[Black "Sampaio, Leonardo de Souza Prallon"]
[Result "1-0"]
[WhiteElo "2263"]
[BlackElo "1976"]
[ECO "A10"]
[EventDate "2012.10.12"]
[PlyCount "87"]

1.c4 b6 2.Nc3 e6 3.a3 Bb7 4.e3 f5 5.Nf3 Nf6 6.d4 Be7 7.Bd3 O-O 8.Qc2 a5 9.
e4 fxe4 10.Nxe4 Nxe4 11.Bxe4 Bxe4 12.Qxe4 Nc6 13.Bf4 Rc8 14.Bg3 Bf6 15.O-O
Re8 16.Rfe1 Nb8 17.Rad1 d6 18.h4 Nd7 19.Qg4 Nf8 20.h5 Qd7 21.c5 Qc6 22.b4 
axb4 23.axb4 Qd5 24.Be5 Nd7 25.Qg3 dxe5 26.dxe5 Bh4 27.Nxh4 Qc6 28.Rd4 Re7
29.Rg4 h6 30.Rg6 Kh8 31.Nf5 Rf7 32.Nxg7 Nf8 33.Rxh6+ Nh7 34.Rxh7+ Kxh7 35.
Qg6+ Kh8 36.Qxf7 Rg8 37.Qf6 Rxg7 38.f3 Kh7 39.h6 Rg6 40.Qf7+ Kxh6 41.Re4 
Qxe4 42.fxe4 bxc5 43.bxc5 c6 44.Qe8 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.43"]
[White "Palmiotto, Marco Ivan"]
[Black "Tapie Amione, Pablo Adib"]
[Result "0-1"]
[WhiteElo "1985"]
[BlackElo "2240"]
[ECO "B33"]
[EventDate "2012.10.12"]
[PlyCount "78"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Qb6 5.Nb3 Nf6 6.Nc3 e6 7.Be3 Qc7 8.Nb5 
Qb8 9.Bd3 d5 10.exd5 Nxd5 11.O-O Nxe3 12.fxe3 Be7 13.N5d4 O-O 14.Nxc6 bxc6
15.Qf3 Qc7 16.Nd4 Bb7 17.Be4 Rac8 18.Qh3 g6 19.Ne2 Qe5 20.Qf3 Bc5 21.Nf4 
Bb6 22.Nd3 Qg5 23.Nf4 e5 24.Nh3 Qxe3+ 25.Qxe3 Bxe3+ 26.Kh1 f5 27.Bd3 e4 
28.Bc4+ Kg7 29.Nf4 Bxf4 30.Rxf4 Rcd8 31.Raf1 Rd2 32.R4f2 Rfd8 33.Kg1 c5 
34.Rxd2 Rxd2 35.Rf2 Rd4 36.Bf1 e3 37.Re2 f4 38.g3 g5 39.b3 Rd1 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.44"]
[White "Fiori, Hector"]
[Black "Batista, Gerson Peres"]
[Result "0-1"]
[WhiteElo "2125"]
[BlackElo "2233"]
[ECO "B74"]
[EventDate "2012.10.12"]
[PlyCount "74"]

1.e4 c5 2.Nf3 g6 3.d4 Bg7 4.Nc3 cxd4 5.Nxd4 Nc6 6.Be3 Nf6 7.Be2 O-O 8.Nb3 
d6 9.O-O Be6 10.f4 Qc8 11.Kh1 Rd8 12.Bf3 Bc4 13.Rf2 d5 14.exd5 Nxd5 15.
Nxd5 e6 16.Rd2 Bxd5 17.Bxd5 Rxd5 18.c3 Ne7 19.Bd4 Qc4 20.Qe2 Qxe2 21.Rxe2 
Nc6 22.Bxg7 Kxg7 23.g3 h5 24.Kg2 b6 25.a4 Rc8 26.Kf3 Kf6 27.Re4 Rcd8 28.
Rae1 b5 29.R1e2 Rb8 30.a5 a6 31.h3 Rbd8 32.R4e3 Rc8 33.Re4 Rb8 34.Re1 Rh8 
35.Ra1 b4 36.c4 Rd3+ 37.Re3 Rxb3 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.45"]
[White "Bouwman, Marcelo Wanderley"]
[Black "Ferreira, Kleber Victor"]
[Result "1/2-1/2"]
[WhiteElo "2233"]
[BlackElo "2121"]
[ECO "C28"]
[EventDate "2012.10.12"]
[PlyCount "80"]

1.e4 e5 2.Nc3 Nc6 3.Bc4 Nf6 4.d3 Na5 5.Nge2 c6 6.a4 Nxc4 7.dxc4 Bc5 8.h3 
h6 9.b3 Qe7 10.Qd3 O-O 11.O-O Rd8 12.Ng3 d6 13.Be3 Be6 14.Bxc5 dxc5 15.Qe3
Rd7 16.a5 Rad8 17.Na4 Rd4 18.Rfc1 Nh7 19.Ne2 R4d6 20.Nxc5 Bc8 21.Nd3 Ng5 
22.Ng3 Bxh3 23.gxh3 Nxh3+ 24.Kg2 Rxd3 25.cxd3 Nf4+ 26.Kf1 Rxd3 27.Qxa7 Qh4
28.Qb8+ Kh7 29.Qxe5 Rxg3 30.Qf5+ Rg6 31.Ke1 Qh1+ 32.Kd2 Qf3 33.Kc2 Qd3+ 
34.Kb2 Qd2+ 35.Ka3 Nd3 36.Rd1 Qb2+ 37.Ka4 Qc3 38.Ka3 Qb2+ 39.Ka4 Qc3 40.
Ka3 Qb2+ 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.46"]
[White "Benedetti, Julio"]
[Black "Anino, Sergio"]
[Result "1-0"]
[WhiteElo "2117"]
[BlackElo "2226"]
[ECO "C60"]
[EventDate "2012.10.12"]
[PlyCount "93"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 Nge7 4.Nc3 d6 5.d4 exd4 6.Nxd4 a6 7.Nxc6 Nxc6 8.
Ba4 b5 9.Qd5 Bb7 10.Bb3 Qd7 11.O-O Na5 12.Qg5 Nxb3 13.axb3 f6 14.Qg3 Kf7 
15.Nd5 Re8 16.f3 c6 17.Nf4 d5 18.exd5 cxd5 19.Nd3 h5 20.h4 Rg8 21.Bd2 Bd6 
22.Bf4 Bxf4 23.Qxf4 Qc8 24.c3 Re2 25.Rfe1 Rge8 26.Rxe2 Rxe2 27.Kf1 Re7 28.
Re1 Rxe1+ 29.Kxe1 Qe6+ 30.Kd2 Qe7 31.b4 Bc8 32.Qb8 Qe6 33.Qc7+ Qd7 34.
Qxd7+ Bxd7 35.Nf4 g6 36.Ke3 Bc8 37.Kd4 Bb7 38.Kc5 g5 39.Kb6 Bc8 40.hxg5 
fxg5 41.Nxh5 Kg6 42.Ng3 Kf6 43.Kc7 Be6 44.Kb7 Ke5 45.Ne2 d4 46.Nxd4 Bc4 
47.g3 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.47"]
[White "Contreras Rodriguez, Henry"]
[Black "Cervetto, Esteban"]
[Result "1-0"]
[WhiteElo "2220"]
[BlackElo "2100"]
[ECO "C58"]
[EventDate "2012.10.12"]
[PlyCount "99"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 Na5 6.Bb5+ Bd7 7.Qe2 Bd6 8.
Bxd7+ Qxd7 9.Nc3 O-O 10.a3 b6 11.d3 c6 12.b4 Nb7 13.dxc6 Qxc6 14.Nce4 Rfc8
15.c4 b5 16.c5 Bc7 17.Nxf6+ gxf6 18.Qe4 Qxe4+ 19.Nxe4 f5 20.Ng3 f4 21.Nf5 
Re8 22.Bb2 a5 23.Kd2 Nd8 24.g4 Nc6 25.Bc3 Ra6 26.Kc2 Rea8 27.Kb3 axb4 28.
axb4 f6 29.Rxa6 Rxa6 30.f3 Kf7 31.Rd1 Kg6 32.d4 h5 33.h3 hxg4 34.hxg4 exd4
35.Nxd4 Nxd4+ 36.Bxd4 f5 37.Rg1 Ra8 38.gxf5+ Kxf5 39.Rg7 Rc8 40.Kc3 Ke6 
41.Kd3 Kf5 42.Rd7 Bb8 43.Rb7 Rd8 44.Kc3 Kg5 45.Rxb5 Rg8 46.c6+ Kh4 47.Rxb8
Rxb8 48.Be5 Rb6 49.c7 Rc6+ 50.Kd4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.48"]
[White "Crespo, Eugenio"]
[Black "Ferro, Ezequiel"]
[Result "1/2-1/2"]
[WhiteElo "2076"]
[BlackElo "2214"]
[ECO "B19"]
[EventDate "2012.10.12"]
[PlyCount "47"]

1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.h4 h6 7.Nf3 Nd7 8.h5 Bh7
9.Bd3 Bxd3 10.Qxd3 e6 11.Bd2 Ngf6 12.O-O-O Be7 13.Kb1 O-O 14.Ne4 c5 15.g4 
Nxg4 16.Qe2 f5 17.Nxc5 Nxc5 18.dxc5 Qd5 19.Bxh6 Qe4 20.Be3 Bf6 21.Nd2 Qb4 
22.Nb3 Qe4 23.Nd2 Qb4 24.Nb3 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.49"]
[White "Caceres Vasquez, Sergio"]
[Black "Pirola, Marcos"]
[Result "1-0"]
[WhiteElo "2213"]
[BlackElo "2070"]
[ECO "E06"]
[EventDate "2012.10.12"]
[PlyCount "83"]

1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Qc2 e6 5.g3 Be7 6.Bg2 O-O 7.O-O b6 8.Nbd2 Bb7 
9.e4 dxe4 10.Nxe4 Nbd7 11.Rd1 Qc8 12.Bf4 Nxe4 13.Qxe4 c5 14.d5 Re8 15.Qc2 
exd5 16.cxd5 Bf6 17.Ng5 Bxg5 18.Bxg5 f6 19.Bf4 Ne5 20.Bxe5 Rxe5 21.Re1 Qe8
22.Qd2 Rd8 23.Rxe5 Qxe5 24.Re1 Qd6 25.Qc2 Qd7 26.Be4 Kf8 27.Rd1 g6 28.Qc3 
Qd6 29.Bg2 Re8 30.Qd2 Re5 31.h4 Re7 32.h5 f5 33.hxg6 hxg6 34.Bf3 Bc8 35.
Kg2 Kg8 36.Qg5 Ba6 37.Rh1 Bc4 38.Qh6 Bxd5 39.Qh8+ Kf7 40.Rh7+ Ke6 41.Qg8+ 
Kf6 42.Qf8+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.50"]
[White "Lo Presti, Roberto"]
[Black "Paniagua Chnelik, Sebastian"]
[Result "0-1"]
[WhiteElo "2065"]
[BlackElo "2204"]
[ECO "B76"]
[EventDate "2012.10.12"]
[PlyCount "70"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O 8.Qd2 
Nc6 9.O-O-O Bd7 10.g4 Rc8 11.h4 Bxg4 12.fxg4 Nxg4 13.Nxc6 Rxc6 14.Ne2 Nxe3
15.Qxe3 Qa5 16.Nd4 Rc7 17.Kb1 h5 18.Rh3 Rfc8 19.c4 a6 20.Rg3 b5 21.Rg5 Qb6
22.Nf5 Qxe3 23.Nxe3 bxc4 24.Nd5 Rb7 25.Rg2 Rcb8 26.Bxc4 Rxb2+ 27.Rxb2 
Rxb2+ 28.Kc1 e6 29.Ne7+ Kh7 30.Rxd6 Rb7 31.Nc8 Be5 32.Rd8 Rc7 33.Nd6 Rc6 
34.Ra8 Rxd6 35.Bxa6 Rd4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.51"]
[White "Conde, Adrian"]
[Black "Miranda Junior, Roberto Calheiros"]
[Result "0-1"]
[WhiteElo "2053"]
[BlackElo "2200"]
[ECO "E25"]
[EventDate "2012.10.12"]
[PlyCount "88"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.f3 d5 5.a3 Bxc3+ 6.bxc3 c5 7.cxd5 Nxd5 8.dxc5
Qa5 9.e4 Nf6 10.Be3 O-O 11.Qb3 Nfd7 12.Qb4 Qc7 13.Nh3 Nc6 14.Qb2 Na5 15.
Be2 Nxc5 16.O-O Na4 17.Qb4 Nxc3 18.Bd3 Rd8 19.Nf2 b6 20.Bd2 Rxd3 21.Nxd3 
Ne2+ 22.Kh1 Ba6 23.Qb1 Rd8 24.Nb4 Ng3+ 25.hxg3 Bxf1 26.Bf4 e5 27.Nd5 Qd6 
28.Qxf1 exf4 29.gxf4 Nb3 30.Ra2 Rc8 31.Qb5 Qh6+ 32.Kg1 Rc1+ 33.Kf2 Qh4+ 
34.Ke3 Qe1+ 35.Qe2 Qg1+ 36.Qf2 Qd1 37.f5 Rc4 38.Nb4 Qc1+ 39.Kd3 Qc3+ 40.
Ke2 Nc1+ 41.Kf1 Nxa2 42.Qxa2 a5 43.Nd5 Qc1+ 44.Kf2 Rc2+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.52"]
[White "Pardo Agudelo, Alejandro"]
[Black "Rivas, Lucas"]
[Result "1-0"]
[WhiteElo "2181"]
[BlackElo "1987"]
[ECO "E94"]
[EventDate "2012.10.12"]
[PlyCount "53"]

1.d4 Nf6 2.Nf3 g6 3.c4 Bg7 4.Nc3 O-O 5.e4 d6 6.Be2 Nbd7 7.O-O e5 8.d5 Nc5 
9.Qc2 a5 10.Bg5 h6 11.Bh4 Bd7 12.b3 Qe8 13.Nd2 Nh7 14.f3 h5 15.Rfb1 Bh6 
16.Bf2 Qe7 17.a3 Qg5 18.Nf1 Bh3 19.Ng3 Bxg2 20.Kxg2 h4 21.b4 axb4 22.axb4 
Na6 23.Ra2 Nf6 24.c5 Nh5 25.c6 Nf4+ 26.Kf1 hxg3 27.hxg3 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.53"]
[White "Santopietro, Gerardo"]
[Black "Arcos Facio, Mateo"]
[Result "0-1"]
[WhiteElo "2006"]
[BlackElo "2174"]
[ECO "C97"]
[EventDate "2012.10.12"]
[PlyCount "60"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O b5 6.Bb3 Be7 7.Re1 d6 8.c3 O-O 
9.h3 Na5 10.Bc2 c5 11.d4 Qc7 12.dxe5 dxe5 13.Nbd2 Be6 14.Ng5 Rad8 15.Nxe6 
fxe6 16.Qe2 c4 17.Nf1 Nb7 18.Be3 Nc5 19.Bxc5 Bxc5 20.b3 Nh5 21.Qxh5 Rxf2 
22.Kh1 Rxc2 23.bxc4 bxc4 24.Ne3 Rxc3 25.Ng4 Qf7 26.Qxe5 Rxh3+ 27.Nh2 Rh5 
28.Qg3 Bf2 29.Qg4 Bxe1 30.Rxe1 Rf8 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.54"]
[White "Postolski, Javier"]
[Black "Fiori, Alberto Nicolas"]
[Result "1-0"]
[WhiteElo "2006"]
[BlackElo "2159"]
[ECO "C86"]
[EventDate "2012.10.12"]
[PlyCount "65"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.Qe2 b5 6.Bb3 Be7 7.c3 O-O 8.O-O d6 
9.h3 Na5 10.Bc2 c5 11.Rd1 Qc7 12.d4 cxd4 13.cxd4 Nc6 14.Nc3 Bb7 15.dxe5 
Nxe5 16.a3 Nxf3+ 17.Qxf3 d5 18.exd5 Nxd5 19.Rxd5 Bxd5 20.Qf5 g6 21.Qxd5 
Rad8 22.Qf3 Qe5 23.Bh6 Rfe8 24.Bb3 Qf6 25.Ne4 Qxf3 26.gxf3 Bh4 27.Re1 Kh8 
28.Bxf7 Re7 29.Ba2 g5 30.Kf1 a5 31.Rc1 b4 32.Nxg5 b3 33.Bxb3 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.55"]
[White "Sepulveda Perez, Jorge Eduardo"]
[Black "Souza Neves, Andrey"]
[Result "0-1"]
[WhiteElo "1953"]
[BlackElo "2147"]
[ECO "B72"]
[EventDate "2012.10.12"]
[PlyCount "62"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Be2 g6 7.Be3 Bg7 8.Qd2 
O-O 9.f3 d5 10.Nxc6 bxc6 11.e5 Ne8 12.Bh6 Bxe5 13.Bxf8 Kxf8 14.Na4 Qc7 15.
Rb1 Kg8 16.g3 h5 17.Bd3 Bh3 18.Bf1 Bc8 19.Bd3 h4 20.f4 Bf6 21.O-O c5 22.
Bxg6 fxg6 23.Qxd5+ Kf8 24.Qxa8 Bd4+ 25.Rf2 Bb7 26.Qxa7 Qc6 27.Kf1 Qh1+ 28.
Ke2 Qxb1 29.Qxb7 Qxc2+ 30.Kf3 Qxf2+ 31.Kg4 Nf6+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.56"]
[White "Lopez Miller, Indalecio"]
[Black "Avila, Pedro Andres"]
[Result "1-0"]
[WhiteElo "1940"]
[BlackElo "2145"]
[ECO "B90"]
[EventDate "2012.10.12"]
[PlyCount "57"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.a4 b6 7.Bd3 Bb7 8.O-O e6 
9.f4 Nbd7 10.Be3 Rc8 11.Qf3 Be7 12.Kh1 O-O 13.Qh3 Rxc3 14.bxc3 g6 15.Rae1 
Nc5 16.e5 Ne8 17.a5 b5 18.c4 b4 19.Nb3 Nxd3 20.cxd3 dxe5 21.Bb6 Qd7 22.Nc5
Qc8 23.Nxb7 Qxb7 24.fxe5 Ng7 25.d4 Rc8 26.Qb3 Nf5 27.Rf3 Qc6 28.d5 Qd7 29.
d6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.57"]
[White "Arango, Andres Mauricio"]
[Black "Evans, Pablo"]
[Result "1/2-1/2"]
[WhiteElo "2140"]
[BlackElo "2017"]
[ECO "B00"]
[EventDate "2012.10.12"]
[PlyCount "70"]

1.e4 b6 2.d4 Bb7 3.Nc3 e6 4.Bd3 Bb4 5.Ne2 Nf6 6.e5 Ne4 7.O-O Nxc3 8.bxc3 
Ba5 9.Ba3 Qg5 10.f3 h5 11.Rf2 Nc6 12.f4 Qh6 13.f5 exf5 14.Bxf5 g5 15.Be4 
h4 16.Bd5 Rh7 17.Qd3 O-O-O 18.Bxf7 g4 19.Bc1 Qg7 20.Bg6 g3 21.Rf7 gxh2+ 
22.Kxh2 Qxf7 23.Bxf7 Rxf7 24.Be3 Rg8 25.Rg1 Ne7 26.Nf4 Rg3 27.Qc4 Rf8 28.
Bd2 Bxc3 29.Bxc3 Rxf4 30.e6 Rfg4 31.exd7+ Kxd7 32.Be1 Bd5 33.Qa4+ Bc6 34.
Qb4 Rg5 35.Bxg3 hxg3+ {Ilegible} 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.58"]
[White "Saitta, Jorge"]
[Black "Borja Avila, Raul"]
[Result "0-1"]
[WhiteElo "1847"]
[BlackElo "2140"]
[ECO "B14"]
[EventDate "2012.10.12"]
[PlyCount "114"]

1.e4 c6 2.d4 d5 3.exd5 cxd5 4.c4 Nf6 5.Nc3 e6 6.Nf3 a6 7.a3 dxc4 8.Bxc4 b5
9.Ba2 Bb7 10.O-O h6 11.Re1 Be7 12.h3 O-O 13.Ne5 Nc6 14.Be3 Rc8 15.f4 Qd6 
16.Qd2 Rfd8 17.Rad1 Bf8 18.Bf2 b4 19.axb4 Nxb4 20.Nxf7 Kxf7 21.Rxe6 Qxe6 
22.Bxe6+ Kxe6 23.Bh4 Kf7 24.g4 Rd7 25.g5 Ne4 26.Qe2 Re8 27.Qg4 Rde7 28.g6+
Kg8 29.Bxe7 Rxe7 30.Qf5 Nf6 31.d5 Kh8 32.d6 Re8 33.Qc5 Bf3 34.Rd2 Nc6 35.
Kh2 Nd7 36.Qc4 Nd8 37.Qxa6 Ne6 38.b4 Rd8 39.Kg3 Bh1 40.Rd1 Ba8 41.Nb5 Be4 
42.Re1 Ra8 43.Na7 Nf6 44.Kh2 Rd8 45.Nc8 Nxf4 46.b5 N4d5 47.b6 Nxb6 48.Qxb6
Rxc8 49.d7 Nxd7 50.Qb5 Nf6 51.Kg3 Bxg6 52.Kf4 Bd6+ 53.Kf3 Rc3+ 54.Kg2 Rg3+
55.Kf2 Rg5 56.Qc6 Bg3+ 57.Kf1 Rf5+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.59"]
[White "Oliveira, Francemir Barra de"]
[Black "Fernandez, Maria Florencia"]
[Result "0-1"]
[WhiteElo "1799"]
[BlackElo "2138"]
[ECO "B70"]
[EventDate "2012.10.12"]
[PlyCount "106"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Bc4 Bg7 7.h3 O-O 8.Be3 
Nc6 9.Nde2 Bd7 10.a3 a6 11.Qd2 b5 12.Ba2 Rb8 13.Bh6 a5 14.Bxg7 Kxg7 15.f3 
Qb6 16.g4 Ne5 17.Ng1 Qxg1+ 18.Rxg1 Nxf3+ 19.Ke2 Nxd2 20.Kxd2 b4 21.axb4 
axb4 22.Nd5 Nxe4+ 23.Ke3 Nc5 24.Raf1 Bc6 25.Kd2 b3 26.Nxe7 Bb5 27.cxb3 
Bxf1 28.Rxf1 Ra8 29.Bb1 Nxb3+ 30.Kc3 Rfe8 31.Nd5 Rab8 32.Rf3 Rec8+ 33.Kd3 
Nc1+ 34.Kd4 Rxb2 35.Bd3 Rb3 36.Re3 Rxd3+ 37.Rxd3 Nxd3 38.Kxd3 Rc1 39.g5 
Rh1 40.Nf6 Rxh3+ 41.Kc4 Re3 42.Kd5 Re5+ 43.Kxd6 Re6+ 44.Kd5 Rxf6 45.gxf6+ 
Kxf6 46.Ke4 g5 47.Kf3 h5 48.Kg2 Kf5 49.Kf3 g4+ 50.Kg3 h4+ 51.Kg2 Kf4 52.
Kf2 g3+ 53.Kg2 h3+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.60"]
[White "Teixeira, Ricardo da Silva"]
[Black "Brizzi, Victor Emmanuel"]
[Result "0-1"]
[WhiteElo "2276"]
[BlackElo "1930"]
[ECO "B36"]
[EventDate "2012.10.12"]
[PlyCount "89"]

1.e4 c5 2.Nf3 g6 3.d4 cxd4 4.Nxd4 Nc6 5.c4 Nf6 6.Nc3 Nxd4 7.Qxd4 d6 8.Bg5 
Bg7 9.f3 O-O 10.Qd2 a5 11.Rd1 a4 12.Be2 Qa5 13.O-O Bd7 14.Bxf6 Bxf6 15.Nd5
Kg7 16.Nxf6 Qc5+ 17.Qd4 Qxd4+ 18.Rxd4 Kxf6 19.c5 Rfc8 20.cxd6 Rc2 21.dxe7 
Kxe7 22.Bc4 Rc8 23.b3 b5 24.Bd5 Rxa2 25.bxa4 Rb2 26.e5 Rcc2 27.f4 bxa4 28.
Ra1 a3 29.Be4 Rc3 30.Bd5 Be6 31.Bxe6 Kxe6 32.Ra4 Rcc2 33.R4xa3 Rxg2+ 34.
Kh1 Rxh2+ 35.Kg1 h5 36.Ra6+ Kf5 37.Rf6+ Kg4 38.e6 fxe6 39.Rxg6+ Kf5 40.Rh6
h4 41.Ra5+ Kg4 42.Rxe6 Rhc2 43.Rg6+ Kxf4 44.Kh1 Rh2+ 45.Kg1 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.61"]
[White "Andrade, Roberto Luiz Costa"]
[Black "Bianchi, Augusto"]
[Result "1/2-1/2"]
[WhiteElo "2187"]
[BlackElo "1903"]
[ECO "B07"]
[EventDate "2012.10.12"]
[PlyCount "81"]

1.e4 d6 2.d4 Nf6 3.Nc3 c6 4.f4 Qb6 5.Be2 Nbd7 6.e5 Nd5 7.Ne4 f5 8.Ng5 g6 
9.N1f3 Bh6 10.a3 a5 11.Bc4 Bxg5 12.Nxg5 h6 13.Nf3 dxe5 14.fxe5 e6 15.O-O 
g5 16.Kh1 g4 17.Nh4 Qd8 18.Qe1 N7b6 19.Ba2 Ne7 20.c3 Qd7 21.Bd2 Ng8 22.Rd1
Qg7 23.c4 Ne7 24.Bxa5 Ra6 25.Bb4 Ng6 26.Nxg6 Qxg6 27.Qh4 Qg5 28.Qxg5 hxg5 
29.g3 Nd7 30.Bb1 b6 31.d5 cxd5 32.cxd5 Bb7 33.Ba2 Rh3 34.Bd6 Nc5 35.Bc4 
Ne4 36.Bxa6 Bxa6 37.Kg1 Be2 38.dxe6 Bf3 39.Rc1 Nc5 40.b4 Nxe6 41.a4 
1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.62"]
[White "Restuccia, Francisco"]
[Black "Arias, Juan Cruz"]
[Result "0-1"]
[WhiteElo "2118"]
[BlackElo "1899"]
[ECO "C05"]
[EventDate "2012.10.12"]
[PlyCount "64"]

1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.f4 c5 6.Ngf3 Nc6 7.Nb3 f6 8.c4 dxc4 
9.Bxc4 Nb6 10.Bb5 c4 11.Na5 Qd5 12.a4 Bd7 13.Nxb7 Nb4 14.Nd6+ Bxd6 15.
Bxd7+ Nxd7 16.exd6 Nd3+ 17.Kf1 O-O 18.Be3 e5 19.Qd2 Rab8 20.Rb1 Qe4 21.Bf2
Rb3 22.dxe5 fxe5 23.h4 Rfb8 24.Ng5 Qd5 25.Nh3 Rxb2 26.Rxb2 Rxb2 27.Qd1 Qb7
28.Qg4 Rb1+ 29.Ke2 Qe4+ 30.Kd2 Rb2+ 31.Kc3 Rc2+ 32.Kxc2 Nxf2+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.63"]
[White "Villegas, Franco"]
[Black "Okamura, Milton Kasuo"]
[Result "1-0"]
[WhiteElo "1852"]
[BlackElo "2092"]
[ECO "B48"]
[EventDate "2012.10.12"]
[PlyCount "57"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Qc7 6.Be3 Nf6 7.f3 a6 8.Qd2 b5
9.g4 d6 10.Be2 Be7 11.h4 Bb7 12.h5 h6 13.O-O-O O-O-O 14.Nxc6 Qxc6 15.g5 
hxg5 16.Bxg5 Qc7 17.Bxb5 axb5 18.Nxb5 Qc5 19.Nc3 Kb8 20.Be3 Qa5 21.Qf2 Rc8
22.Rd4 Rxc3 23.bxc3 Qxa2 24.Rb4 Rc8 25.Kd2 d5 26.Rb3 e5 27.Rhb1 Rc7 28.Qg3
d4 29.Bxd4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.64"]
[White "Monteiro, Marcos Paul de Souza"]
[Black "Espindola, Juan Carlos"]
[Result "1-0"]
[WhiteElo "2040"]
[BlackElo "1891"]
[ECO "A53"]
[EventDate "2012.10.12"]
[PlyCount "105"]

1.d4 d6 2.c4 Nf6 3.Nc3 Nbd7 4.e4 e5 5.d5 Nc5 6.Bd3 a5 7.Nge2 Be7 8.O-O 
Nfd7 9.Na4 O-O 10.a3 Nxa4 11.Qxa4 Nc5 12.Qd1 a4 13.Bc2 Bd7 14.Nc3 Bg5 15.
Qh5 Bxc1 16.Raxc1 h6 17.f4 exf4 18.Rxf4 Qg5 19.Qf3 Qe5 20.Rf1 f6 21.h4 
Rae8 22.Kh1 Re7 23.Kg1 Qd4+ 24.Kh1 Re5 25.Qg3 Qxc4 26.Rxf6 Qxf1+ 27.Rxf1 
Rxf1+ 28.Kh2 g5 29.Qe3 Kg7 30.Qe2 Rf4 31.g3 Rg4 32.h5 c6 33.Qf3 Re7 34.
dxc6 bxc6 35.Qd1 Nb7 36.Qd4+ Re5 37.Bd1 c5 38.Qc4 Nd8 39.Bxg4 Bxg4 40.Qxa4
Bf3 41.Qd7+ Nf7 42.a4 g4 43.a5 Rxh5+ 44.Kg1 Rh1+ 45.Kf2 Rh2+ 46.Ke3 Rxb2 
47.a6 Rb3 48.Kd2 Ra3 49.a7 d5 50.exd5 Kf6 51.Qc6+ Ke5 52.Qe6+ Kd4 53.Nb5+ 
1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.65"]
[White "Sperb, Eduardo Quintana"]
[Black "Bilbao, Guillermo"]
[Result "1-0"]
[WhiteElo "2040"]
[BlackElo "1890"]
[ECO "A45"]
[EventDate "2012.10.12"]
[PlyCount "127"]

1.d4 Nf6 2.e3 g6 3.f4 Bg7 4.Bd3 O-O 5.Nf3 d6 6.O-O b6 7.f5 Ba6 8.Bxa6 Nxa6
9.fxg6 hxg6 10.c3 c5 11.Qe1 e6 12.Ng5 Nh7 13.Nxh7 Kxh7 14.Nd2 cxd4 15.exd4
Bh6 16.Rf3 Kg7 17.b3 Nc7 18.Ne4 Bxc1 19.Qxc1 f5 20.Ng5 e5 21.Rh3 Rh8 22.
Rxh8 Qxh8 23.dxe5 dxe5 24.Qe3 Re8 25.Rd1 Re7 26.Nf3 Qe8 27.Nh4 Re6 28.Qg5 
Qf7 29.Nxf5+ Qxf5 30.Qxf5 gxf5 31.Rd7+ Kf6 32.Rxc7 a5 33.Kf2 e4 34.c4 Rd6 
35.Ke2 Kg5 36.g3 Kf6 37.Rh7 Ke5 38.Rh5 Rg6 39.Ke3 Rd6 40.Ke2 a4 41.g4 Kf4 
42.Rxf5+ Kxg4 43.Rb5 Kf4 44.h4 e3 45.bxa4 Rd2+ 46.Ke1 Rxa2 47.Rxb6 Rxa4 
48.c5 Kf3 49.Rf6+ Ke4 50.c6 Kd3 51.Rd6+ Ke4 52.h5 Ra1+ 53.Ke2 Ra2+ 54.Ke1 
Rh2 55.c7 Rc2 56.Rd7 Rc1+ 57.Ke2 Rc2+ 58.Kf1 Kf3 59.Rf7+ Ke4 60.h6 Rc1+ 
61.Kg2 e2 62.Re7+ Kf4 63.h7 Rxc7 64.Re4+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.66"]
[White "Hernandez Amura, Gilberto"]
[Black "Morelli, Nicolas"]
[Result "1-0"]
[WhiteElo "1851"]
[BlackElo "2036"]
[ECO "C70"]
[EventDate "2012.10.12"]
[PlyCount "59"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 f5 5.exf5 e4 6.Qe2 Qe7 7.Bxc6 dxc6 8.Nd4 
Nf6 9.O-O c5 10.Nb3 Bxf5 11.Nc3 O-O-O 12.Re1 Qd7 13.f3 exf3 14.Qxf3 Bg4 
15.Qf2 Re8 16.Rxe8+ Qxe8 17.d3 Bd6 18.Bf4 Rf8 19.Bxd6 cxd6 20.Re1 Qd8 21.
Qg3 Bf5 22.d4 c4 23.Nd2 Nh5 24.Qe3 b5 25.Qf3 Qf6 26.Qa8+ Kd7 27.Qb7+ Kd8 
28.Qb6+ Kd7 29.Nd5 Rc8 30.Qb7+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.67"]
[White "Etchevest, Marcelo"]
[Black "Heinecke, Lucas"]
[Result "0-1"]
[WhiteElo "1744"]
[BlackElo "1978"]
[ECO "B50"]
[EventDate "2012.10.12"]
[PlyCount "56"]

1.e4 c5 2.Nf3 d6 3.c3 Nf6 4.Be2 g6 5.O-O Bg7 6.d3 O-O 7.Be3 Nc6 8.h3 b6 9.
Qa4 Qd7 10.Nbd2 Bb7 11.Nh2 d5 12.Ng4 Nxg4 13.Bxg4 Qd6 14.exd5 Qxd5 15.Bf3 
Qd7 16.Rad1 Rad8 17.Nb3 Nd4 18.Nxc5 Nxf3+ 19.gxf3 bxc5 20.Qxd7 Rxd7 21.
Bxc5 Bxf3 22.Rd2 Rfd8 23.Re1 e5 24.b4 a6 25.Bb6 Rxd3 26.Rc2 Rd1 27.Bxd8 
Rxe1+ 28.Kh2 e4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.68"]
[White "Bulgarini Torre, Marco"]
[Black "Freitas, Julio Eimard de"]
[Result "1-0"]
[WhiteElo "1977"]
[BlackElo "1882"]
[ECO "B25"]
[EventDate "2012.10.12"]
[PlyCount "78"]

1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6 6.Nh3 e6 7.O-O Nge7 8.Be3 Bd7 
9.Qd2 h5 10.f4 Qa5 11.a3 Bd4 12.Nf2 e5 13.Rfb1 b5 14.b4 cxb4 15.axb4 Qb6 
16.Nfd1 h4 17.Qf2 hxg3 18.hxg3 Bg4 19.Bxd4 Nxd4 20.Ne3 Be6 21.f5 Bd7 22.
Ncd5 Nxd5 23.Nxd5 Qd8 24.c3 Nc6 25.fxg6 fxg6 26.Rf1 Be6 27.Ra6 Rc8 28.Qf6 
Qxf6 29.Rxf6 Bxd5 30.exd5 Ne7 31.Rxa7 Rxc3 32.Re6 Rh7 33.Be4 Rc1+ 34.Kg2 
Rc2+ 35.Kf3 Rf7+ 36.Kg4 Kf8 37.Rxd6 Rb2 38.Re6 Rxb4 39.d6 Rd4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.69"]
[White "Maldonado, Federico"]
[Black "Argote Heredia, Valentina"]
[Result "1-0"]
[WhiteElo "1973"]
[BlackElo "1856"]
[ECO "E32"]
[EventDate "2012.10.12"]
[PlyCount "46"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 b6 5.Bg5 Bb7 6.a3 Bxc3+ 7.Qxc3 h6 8.Bh4 
d6 9.e3 g5 10.Bg3 Ne4 11.Qc2 a5 12.f3 Nxg3 13.hxg3 Nd7 14.Ne2 Nf6 15.Nc3 
g4 16.Be2 gxf3 17.Bxf3 Bxf3 18.gxf3 Rg8 19.Ne4 Nxe4 20.Qxe4 Rxg3 21.Rxh6 
Kd7 22.O-O-O Qg8 23.Rh7 Rg7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.70"]
[White "Ayala, Gustavo"]
[Black "Besso, Javier Alejandro"]
[Result "1-0"]
[WhiteElo "1955"]
[BlackElo "1751"]
[ECO "B21"]
[EventDate "2012.10.12"]
[PlyCount "69"]

1.e4 c5 2.f4 Nc6 3.Nf3 e6 4.g3 d6 5.Bg2 g6 6.O-O Bg7 7.c3 Nge7 8.Na3 O-O 
9.Nc2 Rb8 10.d4 cxd4 11.cxd4 d5 12.e5 b5 13.b3 a5 14.g4 b4 15.Be3 Ba6 16.
Re1 Rc8 17.Bf2 Na7 18.Bh4 Qd7 19.a4 Rc3 20.Ne3 Rfc8 21.Bxe7 Qxe7 22.f5 
gxf5 23.gxf5 Bh6 24.Ng4 Bf4 25.Nf6+ Kh8 26.h4 Rc1 27.Rxc1 Rxc1 28.Qxc1 
Bxc1 29.Rxc1 exf5 30.Nxd5 Qe6 31.Ng5 Qg6 32.Rc7 Qh5 33.Nxf7+ Kg7 34.Ng5+ 
Kh6 35.Rxh7+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.71"]
[White "Freitas, Rames Fialho de"]
[Black "Fiora, Emilio"]
[Result "0-1"]
[BlackElo "1954"]
[ECO "D06"]
[EventDate "2012.10.12"]
[PlyCount "68"]

1.d4 d5 2.Nf3 Bf5 3.c4 e6 4.Nc3 Nf6 5.Bg5 c6 6.Qb3 Qb6 7.Qxb6 axb6 8.Bxf6 
gxf6 9.cxd5 cxd5 10.e3 Nc6 11.Bb5 Bb4 12.O-O Ke7 13.Rfc1 Kd6 14.Nd2 Rhc8 
15.a3 Bxc3 16.Rxc3 e5 17.Nb3 Rc7 18.Rac1 Rac8 19.Kf1 Bd7 20.Bxc6 Rxc6 21.
Nd2 Rxc3 22.Rxc3 Rxc3 23.bxc3 Kc6 24.Ke2 Kb5 25.Kd3 Ka4 26.dxe5 fxe5 27.e4
Bc6 28.f3 Kxa3 29.exd5 Bxd5 30.Nc4+ Bxc4+ 31.Kxc4 Kb2 32.Kb4 Kc2 33.c4 Kd3
34.Kb5 f5 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.72"]
[White "Cortes Orihuela, Javier"]
[Black "Krumrick, Ezequiel Arturo"]
[Result "0-1"]
[WhiteElo "1948"]
[ECO "B07"]
[EventDate "2012.10.12"]
[PlyCount "114"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.g3 Bg7 5.Bg2 O-O 6.Nge2 e5 7.h3 c6 8.O-O Qe8 
9.Be3 Qe7 10.a4 a5 11.Re1 Na6 12.Nc1 Re8 13.Nd3 Nd7 14.dxe5 dxe5 15.Qe2 
Ndc5 16.Nxc5 Nxc5 17.Rad1 Be6 18.f4 f6 19.Qf2 Na6 20.f5 Bf7 21.b3 g5 22.
Bf1 Bf8 23.Nb1 Qb4 24.Nd2 Nc5 25.c3 Qb6 26.Rb1 Qd8 27.Bxc5 Bxc5 28.Qxc5 
Qxd2 29.Rbd1 Qc2 30.Rd7 Rad8 31.Qd6 Rxd7 32.Qxd7 Qxc3 33.Rd1 Qxg3+ 34.Bg2 
Qxb3 35.Rd6 Qb6+ 36.Kh2 Kg7 37.Re6 Qd8 38.Qxb7 Qc8 39.Re7 Qxb7 40.Rxb7 Ra8
41.Rc7 Kg8 42.Rxc6 Be8 43.Rxf6 Bxa4 44.Rb6 Be8 45.Rb3 a4 46.Ra3 Rb8 47.Bf1
Rb4 48.Bd3 Bc6 49.Rc3 Bxe4 50.Bxe4 Rxe4 51.Rc7 a3 52.Ra7 Re3 53.Kg2 h5 54.
f6 Kf8 55.Rg7 h4 56.Re7 e4 57.Ra7 Rb3 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.73"]
[White "Alvarez, Agustin"]
[Black "Barea, Luis"]
[Result "0-1"]
[WhiteElo "1863"]
[BlackElo "2245"]
[ECO "B30"]
[EventDate "2012.10.12"]
[PlyCount "86"]

1.e4 e6 2.d3 c5 3.Nf3 Nc6 4.g3 d5 5.Qe2 Nf6 6.Bg2 Be7 7.O-O b6 8.e5 Nd7 9.
c4 d4 10.h4 Rb8 11.Re1 Bb7 12.Bf4 h6 13.h5 Nf8 14.Nbd2 g5 15.hxg6 Nxg6 16.
Nf1 Nxf4 17.gxf4 h5 18.Kh2 Kd7 19.f5 Qg8 20.f6 Bd8 21.N1d2 Bc7 22.Rg1 Qg4 
23.Rae1 Qf4+ 24.Kh1 Rbg8 25.Qe4 Qh6 26.Nf1 Rg4 27.Qe2 h4 28.N3h2 Rxg2 29.
Rxg2 Nxe5 30.f3 Qxf6 31.Nd2 Ng6 32.Ne4 Qe7 33.Qd2 Bf4 34.Qd1 Kc8 35.a4 Ne5
36.a5 f5 37.Ng5 h3 38.Rgg1 Rh5 39.axb6 axb6 40.Nxe6 Qxe6 41.Qe2 Rh8 42.Qf1
Qd6 43.Qe2 Bxh2 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.74"]
[White "Arias, Juan Carlos"]
[Black "Brizzi, Milagros Tatiana"]
[Result "1/2-1/2"]
[WhiteElo "2215"]
[BlackElo "1839"]
[ECO "D30"]
[EventDate "2012.10.12"]
[PlyCount "52"]

1.d4 d5 2.Nf3 Nf6 3.c4 c6 4.e3 e6 5.b3 b6 6.Bd3 Bb7 7.O-O dxc4 8.bxc4 c5 
9.Bb2 Nbd7 10.Nbd2 Be7 11.Rc1 Qc7 12.Ne5 cxd4 13.Nxd7 Qxd7 14.exd4 O-O 15.
Re1 Rac8 16.Re3 Rfd8 17.Qe2 b5 18.c5 a6 19.Nf3 Ng4 20.Re4 Bxe4 21.Bxe4 Nf6
22.Ne5 Qc7 23.Bb1 Nd5 24.Bxh7+ Kxh7 25.Qh5+ Kg8 26.Qxf7+ Kh7 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.75"]
[White "Curotto, Nicolas"]
[Black "Baeta, Marcio Netto"]
[Result "0-1"]
[WhiteElo "1859"]
[BlackElo "2101"]
[ECO "B02"]
[EventDate "2012.10.12"]
[PlyCount "82"]

1.e4 Nf6 2.Nc3 d5 3.exd5 Nxd5 4.Nxd5 Qxd5 5.d4 Nc6 6.Nf3 Bg4 7.Be2 O-O-O 
8.Be3 e5 9.dxe5 Bxf3 10.Bxf3 Qa5+ 11.Bd2 Qxe5+ 12.Qe2 Qxb2 13.O-O Nd4 14.
Bg4+ f5 15.Bxf5+ Nxf5 16.Qe6+ Kb8 17.Bg5 Nd4 18.Qe4 Qxc2 19.Qxc2 Nxc2 20.
Bxd8 Nxa1 21.Rxa1 Bc5 22.Bh4 Re8 23.Rd1 Bd6 24.Kf1 h6 25.f3 Bxh2 26.Rd7 
Be5 27.Bf2 Kc8 28.Rd1 Bf6 29.Rc1 b6 30.Rc4 Kb7 31.a4 c5 32.Rc1 Kc6 33.f4 
Re4 34.a5 Rxf4 35.Ke2 Ra4 36.axb6 axb6 37.Be3 Bd4 38.Bd2 c4 39.Kd1 b5 40.
Rb1 c3 41.Be1 Ra2 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.76"]
[White "Speranza, Mariano"]
[Black "Fonseca, Luis Ernesto Serra"]
[Result "1-0"]
[WhiteElo "1851"]
[BlackElo "2096"]
[ECO "B70"]
[EventDate "2012.10.12"]
[PlyCount "85"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Bc4 Bg7 7.f3 Qb6 8.Nb3 a5
9.Qe2 a4 10.Be3 Qb4 11.a3 axb3 12.axb4 Rxa1+ 13.Nd1 bxc2 14.Qxc2 Bd7 15.b5
O-O 16.O-O Rc8 17.Qd3 Be8 18.Bd4 Nfd7 19.Bxg7 Kxg7 20.f4 Kg8 21.Nc3 Rxf1+ 
22.Kxf1 Nb6 23.Ba2 N8d7 24.b4 Ra8 25.Bd5 Ra3 26.Qc2 Ra7 27.Bb3 Nf6 28.Kf2 
Ra8 29.Kf3 Rc8 30.Qd2 Bd7 31.h3 Rc7 32.g4 Be6 33.Bxe6 fxe6 34.g5 Ne8 35.
Qd4 Nd7 36.Kg4 Ng7 37.Na4 Kf8 38.Qa7 Kf7 39.b6 Rc4 40.Qxb7 Rxb4 41.Qxd7 
Rb3 42.Qc7 Nh5 43.Nc3 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.77"]
[White "Judewicz, Alejandro"]
[Black "March, Diego"]
[Result "1/2-1/2"]
[WhiteElo "2084"]
[BlackElo "1822"]
[ECO "B35"]
[EventDate "2012.10.12"]
[PlyCount "93"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.Be3 Bg7 6.Nc3 Nf6 7.Bc4 O-O 8.O-O 
d6 9.h3 Nd7 10.Nxc6 bxc6 11.Qd2 Nb6 12.Be2 Re8 13.Bh6 Bh8 14.Rad1 Be6 15.
b3 Nd7 16.Be3 Qa5 17.Bd4 Bxd4 18.Qxd4 Qc5 19.Qxc5 Nxc5 20.f4 f5 21.Bf3 
fxe4 22.Nxe4 Nxe4 23.Bxe4 d5 24.Bd3 Kf7 25.Rfe1 Bd7 26.Ba6 Rab8 27.Rd4 Kf6
28.Re5 Rb6 29.Be2 a5 30.Bg4 Bxg4 31.hxg4 Rb4 32.c3 Rxd4 33.cxd4 Rb8 34.f5 
Rb4 35.Re6+ Kf7 36.Rxc6 a4 37.Ra6 axb3 38.axb3 Rxd4 39.Ra4 Rd3 40.Rb4 Kf6 
41.Rb7 Rg3 42.Rb6+ Kf7 43.Rb4 Kf6 44.Kf2 Rd3 45.Ke2 Rg3 46.Kf2 Rd3 47.Ke2 
1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.78"]
[White "Lescano, Ramon"]
[Black "Romero, Fabian"]
[Result "1-0"]
[BlackElo "2058"]
[ECO "D37"]
[EventDate "2012.10.12"]
[PlyCount "55"]

1.c4 e6 2.Nc3 d5 3.d4 Nf6 4.Nf3 Be7 5.e3 O-O 6.a3 a5 7.Bd3 c6 8.b3 b6 9.
O-O dxc4 10.bxc4 Qc7 11.Ne5 Rd8 12.Qe2 Ba6 13.Bb2 Nbd7 14.f4 Nf8 15.Rac1 
Rac8 16.Rfd1 Kh8 17.Rc2 b5 18.c5 Bb7 19.Rf1 Ng6 20.g4 Nxe5 21.fxe5 Nd5 22.
Ne4 b4 23.g5 g6 24.Qf3 Rf8 25.Nf6 Bxf6 26.gxf6 h5 27.Rg2 Kh7 28.Qxh5+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.79"]
[White "Minelli, Fausto"]
[Black "Schuh, Astor Jose"]
[Result "1-0"]
[BlackElo "2055"]
[ECO "D02"]
[EventDate "2012.10.12"]
[PlyCount "103"]

1.d4 Nf6 2.Nf3 d5 3.Bf4 c6 4.c3 Nbd7 5.e3 Nh5 6.Ne5 Nxf4 7.exf4 Nxe5 8.
fxe5 Qb6 9.Qb3 Qxb3 10.axb3 Bf5 11.Nd2 g5 12.Be2 h5 13.h4 g4 14.g3 Bh6 15.
b4 Rg8 16.Nb3 Rg6 17.Nc5 b6 18.Nd3 Kd7 19.O-O Kc7 20.Ra3 Rag8 21.Kh2 Be4 
22.Ne1 Bc1 23.Ra2 a5 24.Nd3 Bh6 25.Rfa1 a4 26.Nf4 Bxf4 27.gxf4 Bc2 28.Rc1 
Bb3 29.Raa1 b5 30.Bd3 R6g7 31.Re1 Rf8 32.Kg3 Rh8 33.Re3 Rgg8 34.f5 Rh6 35.
Kf4 Rhh8 36.Rg3 Kd8 37.Rag1 Rf8 38.f3 gxf3 39.Kxf3 Kc7 40.Kf4 Kd8 41.Rg7 
f6 42.R1g6 Bd1 43.exf6 exf6 44.Ra7 Kc8 45.Rgg7 Kb8 46.Rab7+ Ka8 47.Rbc7 
Rfg8 48.Rg6 Rc8 49.Rxc8+ Rxc8 50.Rxf6 Kb7 51.Rf7+ Kb6 52.f6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.80"]
[White "Jorquera Alfaro, Mauricio"]
[Black "Figar, Nicolas"]
[Result "1-0"]
[WhiteElo "2036"]
[BlackElo "1802"]
[ECO "E99"]
[EventDate "2012.10.12"]
[PlyCount "83"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Nf3 e5 7.O-O Nc6 8.d5 Ne7 
9.Ne1 Nd7 10.Be3 f5 11.f3 f4 12.Bf2 g5 13.Rc1 Ng6 14.Nd3 Nf6 15.c5 Rf7 16.
cxd6 cxd6 17.Qc2 g4 18.Nb5 gxf3 19.Bxf3 Ne8 20.Nxa7 Bd7 21.a4 Nh4 22.Bh5 
Rf8 23.Nb5 Nxg2 24.Bf3 Nh4 25.Bxh4 Qxh4 26.b3 Rf6 27.Qf2 Rg6+ 28.Kh1 Qd8 
29.Bh5 Bxb5 30.axb5 Rh6 31.Bg4 Nc7 32.b6 Nb5 33.Be6+ Kh8 34.Rg1 Qh4 35.
Qxh4 Rxh4 36.Rc7 Bf6 37.Rxb7 Nd4 38.Ra7 Rb8 39.b7 Nxe6 40.Ra8 Nd8 41.Rxb8 
Rh3 42.Rxd8+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.81"]
[White "Heinecke, Victor"]
[Black "Rodriguez, Carolina"]
[Result "0-1"]
[WhiteElo "2025"]
[BlackElo "1776"]
[ECO "B26"]
[EventDate "2012.10.12"]
[PlyCount "122"]

1.e4 c5 2.Nc3 d6 3.g3 g6 4.Bg2 Bg7 5.d3 Nc6 6.Be3 Rb8 7.Qd2 e6 8.Nge2 Nd4 
9.O-O h6 10.Nd1 Ne7 11.Nc1 b5 12.c3 Ndc6 13.Ne2 b4 14.d4 bxc3 15.bxc3 Qa5 
16.Re1 cxd4 17.Nxd4 Ne5 18.Nb2 Ng4 19.Nc4 Qc7 20.Bf1 a6 21.Rad1 Nxe3 22.
Rxe3 O-O 23.Qc2 d5 24.Na3 dxe4 25.c4 Bxd4 26.Rxd4 Nf5 27.Rdxe4 Nxe3 28.
Rxe3 Rd8 29.Bd3 Qd6 30.Nb1 Qb4 31.Bxg6 Qxb1+ 32.Qxb1 Rxb1+ 33.Bxb1 Rd1+ 
34.Kg2 Rxb1 35.Rd3 Bb7+ 36.Kh3 Rc1 37.Rb3 Bc6 38.Rb6 Rxc4 39.Rxa6 Bd5 40.
f4 Kg7 41.a4 h5 42.Ra5 Kg6 43.Kh4 Bf3 44.h3 Bd1 45.Ra6 Rxa4 46.Rd6 Be2 47.
Rd2 Re4 48.Rc2 e5 49.Rc6+ Kf5 50.Rc5 f6 51.g4+ hxg4 52.fxe5 fxe5 53.hxg4+ 
Rxg4+ 54.Kh3 Kf4 55.Rc2 Bf3 56.Rc4+ e4 57.Rc8 Rg1 58.Rf8+ Ke3 59.Rb8 Kf2 
60.Rb2+ Be2 61.Kh4 e3 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.82"]
[White "Aberbach, Angel"]
[Black "Aguero Arce, Matias"]
[Result "1/2-1/2"]
[WhiteElo "2023"]
[BlackElo "1633"]
[ECO "E27"]
[EventDate "2012.10.12"]
[PlyCount "84"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 O-O 6.f3 d5 7.Bg5 Nbd7 8.e4 
dxe4 9.fxe4 h6 10.Bxf6 Qxf6 11.Qf3 e5 12.Bd3 Re8 13.Ne2 exd4 14.cxd4 c5 
15.e5 Qxf3 16.gxf3 cxd4 17.f4 Nc5 18.Rd1 Rd8 19.Nxd4 Rxd4 20.Bh7+ Kxh7 21.
Rxd4 Be6 22.O-O Nb3 23.Rd6 Bxc4 24.Rfd1 Be6 25.Rd8 Rxd8 26.Rxd8 Nc5 27.Kf2
g5 28.fxg5 hxg5 29.Ke3 Kg6 30.Kd4 Nd7 31.Ra8 Kf5 32.Rxa7 Nxe5 33.Ra5 f6 
34.Rb5 g4 35.Rxb7 Nf3+ 36.Ke3 Nxh2 37.Rb5+ Kg6 38.a4 Bd7 39.Rb4 Kg5 40.a5 
Bc6 41.Rb6 Bf3 42.Kf2 Be4 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.83"]
[White "Perez Wertheim, Rodolfo"]
[Black "Cordono, Carlos"]
[Result "1/2-1/2"]
[WhiteElo "2015"]
[ECO "D03"]
[EventDate "2012.10.12"]
[PlyCount "30"]

1.d4 Nf6 2.Nf3 d5 3.Bg5 e6 4.Nbd2 Be7 5.e3 O-O 6.Bd3 c5 7.c3 Nc6 8.O-O Nd7
9.Bxe7 Qxe7 10.e4 cxd4 11.exd5 exd5 12.cxd4 Qf6 13.Nb3 Nb6 14.Nc5 Rd8 15.
h3 g5 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.84"]
[White "Epelboin, Matias"]
[Black "Mendez, Nicolas"]
[Result "1/2-1/2"]
[WhiteElo "1941"]
[BlackElo "1744"]
[ECO "C06"]
[EventDate "2012.10.12"]
[PlyCount "43"]

1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.c3 c5 6.Bd3 Nc6 7.Ne2 cxd4 8.cxd4 f6
9.exf6 Nxf6 10.Nf3 Bd6 11.O-O O-O 12.Bg5 Qb6 13.Nc3 h6 14.Bh4 a6 15.Na4 
Qc7 16.Bg3 Ne4 17.Bxd6 Nxd6 18.Rc1 Nf5 19.Bb1 Qf4 20.Bxf5 Rxf5 21.Nb6 Rb8 
22.Qd3 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.85"]
[White "Salvatti, Diego"]
[Black "Mateu, Pedro"]
[Result "1/2-1/2"]
[WhiteElo "2112"]
[ECO "D40"]
[EventDate "2012.10.12"]
[PlyCount "80"]

1.d4 Nf6 2.Nf3 e6 3.e3 d5 4.c4 c5 5.Nc3 Nc6 6.a3 a6 7.cxd5 Nxd5 8.Bd3 cxd4
9.exd4 Be7 10.O-O Nxc3 11.bxc3 O-O 12.Qe2 Bf6 13.Rb1 Qa5 14.Qe3 Rd8 15.h4 
Qh5 16.Be4 Ne7 17.Bxb7 Rb8 18.Be4 Rxb1 19.Bxb1 Bb7 20.Ng5 h6 21.Ne4 Bxh4 
22.Qh3 Ng6 23.Ng3 Qd5 24.Be4 Qd7 25.Bxg6 Bxg3 26.Bxf7+ Qxf7 27.fxg3 Qg6 
28.Qh4 Rc8 29.Bd2 Qe4 30.Qxe4 Bxe4 31.Rf2 Rf8 32.Rf1 Bd3 33.Rf3 Bc4 34.g4 
Rb8 35.Re3 Rb3 36.Bc1 Rb1 37.Re1 Rb3 38.Re3 Rb1 39.Re1 Rb3 40.Re3 Rb1 
1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.86"]
[White "Elias, Roberto"]
[Black "Ezcurra, Mariano"]
[Result "0-1"]
[WhiteElo "1885"]
[BlackElo "1560"]
[ECO "A30"]
[EventDate "2012.10.12"]
[PlyCount "136"]

1.Nf3 c5 2.c4 Nc6 3.e3 e6 4.b3 Be7 5.Bb2 Nf6 6.Nc3 a6 7.Rc1 d5 8.d4 cxd4 
9.exd4 Bb4 10.Be2 Ne4 11.O-O Bxc3 12.Bxc3 Nxc3 13.Rxc3 O-O 14.a3 Re8 15.c5
e5 16.dxe5 Nxe5 17.b4 Nxf3+ 18.Bxf3 Be6 19.Rd3 Qf6 20.Bxd5 Bxd5 21.Rxd5 
Rad8 22.Re1 Rxe1+ 23.Qxe1 Kf8 24.Rxd8+ Qxd8 25.Qc1 Qd3 26.g3 Qf3 27.Qd2 g6
28.Qb2 h5 29.h4 Kg8 30.a4 Qd1+ 31.Kh2 Qxa4 32.Qd2 Qa1 33.Qd8+ Kg7 34.Qb6 
Qb2 35.Kg2 Qd4 36.Qxb7 Qc4 37.c6 Qd5+ 38.Kh2 Qf3 39.Qb6 Qf6 40.Qc5 Qd8 41.
c7 Qc8 42.f3 a5 43.Qd4+ Kh7 44.Qd8 Qe6 45.g4 Qe2+ 46.Kg3 Qe1+ 47.Kf4 Qxb4+
48.Ke5 Qc3+ 49.Kd6 Qd3+ 50.Ke7 Qa3+ 51.Ke8 Qe3+ 52.Qe7 Qc3 53.Qxf7+ Kh8 
54.Qxg6 Qe5+ 55.Kd8 Qd5+ 56.Ke7 Qe5+ 57.Qe6 Qxc7+ 58.Kf6 Qg7+ 59.Kf5 Qf8+ 
60.Kg6 Qg8+ 61.Qxg8+ Kxg8 62.Kxh5 a4 63.f4 a3 64.f5 a2 65.g5 a1=Q 66.f6 
Qe5 67.Kg6 Qe8+ 68.Kh6 Qf7 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.87"]
[White "Derbes, Jose Maria"]
[Black "Baquero, Yuri Paola"]
[Result "1/2-1/2"]
[BlackElo "1780"]
[ECO "C01"]
[EventDate "2012.10.12"]
[PlyCount "41"]

1.e4 e6 2.d4 d5 3.exd5 exd5 4.Bd3 c5 5.c3 Nc6 6.Be3 cxd4 7.cxd4 Qb6 8.Qb3 
Qxb3 9.axb3 Bd7 10.Nc3 Bb4 11.Ne2 Nge7 12.O-O Na5 13.Na2 Nac6 14.Rac1 Bd6 
15.Nec3 a6 16.Rc2 O-O 17.Rfc1 Na5 18.b4 Nac6 19.Bd2 Rfc8 20.h3 h6 21.Rd1 
1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.88"]
[White "Heller, Eduardo"]
[Black "Besso, Guadalupe"]
[Result "0-1"]
[BlackElo "1730"]
[ECO "E60"]
[EventDate "2012.10.12"]
[PlyCount "44"]

1.d4 Nf6 2.c4 g6 3.Bg5 Ne4 4.Nf3 Bg7 5.e3 c5 6.Nbd2 Nxg5 7.Nxg5 cxd4 8.
exd4 Bxd4 9.Rb1 O-O 10.Nde4 Bg7 11.Be2 d6 12.O-O Nc6 13.b3 Bf5 14.f3 h6 
15.g4 hxg5 16.gxf5 gxf5 17.Nxg5 e5 18.Nh3 Qh4 19.Nf2 e4 20.Qxd6 Be5 21.
Qxf8+ Rxf8 22.h3 Qg3+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.89"]
[White "Horst, Rodrigo"]
[Black "Zalimben, Maria Luz"]
[Result "1-0"]
[BlackElo "1714"]
[ECO "E85"]
[EventDate "2012.10.12"]
[PlyCount "73"]

1.c4 g6 2.e4 Bg7 3.Ne2 d6 4.Nbc3 Nc6 5.d4 e5 6.Be3 Nf6 7.f3 O-O 8.Qd2 Ne8 
9.d5 Ne7 10.h4 h5 11.O-O-O Nf6 12.Bh6 a6 13.Kb1 Bd7 14.Nc1 Qb8 15.Nd3 b6 
16.g4 hxg4 17.h5 gxh5 18.Qg5 Ng6 19.f4 Qd8 20.Bg2 exf4 21.Bxg7 Kxg7 22.
Nxf4 Rh8 23.Nce2 h4 24.Rhf1 Nh7 25.Nh5+ Kg8 26.Nf6+ Nxf6 27.Rxf6 Be8 28.
Rdf1 Qd7 29.Nd4 Rh7 30.Nf5 b5 31.Qxg4 Rd8 32.Bh3 bxc4 33.Rg1 c3 34.b3 a5 
35.Qg5 Rb8 36.Nh6+ Rxh6 37.Bxd7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.90"]
[White "Moyses Sobrinho, Elias"]
[Black "Beron, Ricardo"]
[Result "1-0"]
[BlackElo "1703"]
[ECO "E90"]
[EventDate "2012.10.12"]
[PlyCount "94"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.g3 Nc6 7.Bg2 e5 8.dxe5 dxe5
9.Qxd8 Rxd8 10.Bg5 Nb4 11.O-O Re8 12.a3 Na6 13.b4 c6 14.Rad1 h6 15.Bxf6 
Bxf6 16.Rd6 Be7 17.Rd2 f6 18.Rfd1 Be6 19.Bf1 Nc7 20.Na4 b5 21.cxb5 Bb3 22.
Rc1 Bxa4 23.Rxc6 Nxb5 24.Ra6 Nc3 25.Bc4+ Kg7 26.Rd3 Bb5 27.Rxc3 Bxa6 28.
Bxa6 Bd8 29.a4 Re7 30.Rc6 Rb8 31.b5 Bb6 32.Nd2 Rc7 33.Nc4 Rxc6 34.bxc6 Bc7
35.Bb7 Rd8 36.Ne3 Kf7 37.Nd5 Rxd5 38.exd5 Ke7 39.Bc8 Kd6 40.Be6 Kc5 41.Kg2
Kb4 42.Kf3 Kxa4 43.Bf7 g5 44.Ke4 Kb5 45.Kf5 a5 46.Ke6 Kc5 47.Kd7 Kb6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.91"]
[White "Maggiori, Luciano"]
[Black "Gerez, Ariel"]
[Result "1/2-1/2"]
[WhiteElo "1700"]
[ECO "B23"]
[EventDate "2012.10.12"]
[PlyCount "119"]

1.e4 c5 2.Nc3 d6 3.g3 Nf6 4.Bg2 Bg4 5.Nge2 Nc6 6.O-O Qd7 7.d3 a6 8.Be3 e5 
9.Qd2 Nd4 10.f3 Bh3 11.Nd1 Be7 12.Nf2 Bxg2 13.Kxg2 b5 14.c3 Nxe2 15.Qxe2 
d5 16.Rfe1 d4 17.cxd4 cxd4 18.Bg5 h6 19.Bxf6 gxf6 20.Rac1 Bb4 21.Red1 Ke7 
22.Rc2 Rac8 23.Rdc1 Qe6 24.Rc7+ Rxc7 25.Rxc7+ Kf8 26.Qc2 Qxa2 27.Rc8+ Kg7 
28.Rxh8 Kxh8 29.Qc1 Bf8 30.Ng4 Qe6 31.Nxh6 Bxh6 32.Qxh6+ Kg8 33.h4 b4 34.
h5 a5 35.Qc1 a4 36.Qc7 Qe8 37.Qd6 b3 38.Qxf6 Qe6 39.Qg5+ Kh7 40.Qc1 Qh6 
41.Qc4 Qd2+ 42.Kh3 Kg7 43.Qc6 a3 44.bxa3 b2 45.Qb5 Qc1 46.Qxe5+ Kg8 47.
Qe8+ Kg7 48.Qe5+ Kf8 49.Qh8+ Ke7 50.Qe5+ Kd7 51.Qd5+ Kc7 52.Qa5+ Kc8 53.
Qa6+ Kd7 54.Qb7+ Ke6 55.Qd5+ Ke7 56.Qe5+ Kf8 57.Qh8+ Ke7 58.Qe5+ Kd7 59.
Qd5+ Kc7 60.Qa5+ 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.92"]
[White "Bigoria Escobedo, Raul"]
[Black "Areco, Antonio"]
[Result "0-1"]
[WhiteElo "1868"]
[ECO "A00"]
[EventDate "2012.10.12"]
[PlyCount "0"]

0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.93"]
[White "Ortiz, Jorge"]
[Black "Acosta, Lautaro Gaston"]
[Result "1/2-1/2"]
[WhiteElo "1932"]
[ECO "B52"]
[EventDate "2012.10.12"]
[PlyCount "100"]

1.e4 c5 2.Nf3 d6 3.Bb5+ Bd7 4.Bxd7+ Nxd7 5.d4 cxd4 6.Qxd4 Ngf6 7.O-O g6 8.
Re1 Bg7 9.Qd1 O-O 10.Nc3 Re8 11.Be3 Ng4 12.Bd2 Qb6 13.Re2 Nde5 14.Nxe5 
Nxe5 15.Nd5 Qc6 16.Bc3 Rac8 17.h3 b6 18.f4 Nc4 19.Bxg7 Kxg7 20.Qd4+ e5 21.
Qc3 Qb5 22.fxe5 Nxe5 23.Qe3 Qxb2 24.Rf1 Rxc2 25.Rxc2 Qxc2 26.Qf4 Re6 27.
Rc1 Qxa2 28.Nc7 Rf6 29.Ne8+ Kf8 30.Qxf6 Kxe8 31.Rc8+ Kd7 32.Qd8+ Ke6 33.
Rc1 Qa4 34.Rf1 Qxe4 35.Rf6+ Kd5 36.Qa8+ Nc6 37.Rxf7 Qd4+ 38.Kh2 Qe5+ 39.
Kg1 h5 40.Rxa7 Kc5 41.Ra1 Qd4+ 42.Kh1 Qb2 43.Ra2 Qc1+ 44.Kh2 Qf4+ 45.g3 
Qc4 46.Rf2 b5 47.Qe8 Qd3 48.Qe1 Kb6 49.Rd2 Qc3 50.Qd1 Qc5 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.94"]
[White "Morales, Guillermo"]
[Black "Bustos, Pedro"]
[Result "1/2-1/2"]
[WhiteElo "1779"]
[ECO "B08"]
[EventDate "2012.10.12"]
[PlyCount "83"]

1.d4 Nf6 2.Nf3 d6 3.Nc3 g6 4.e4 Bg7 5.Bd3 O-O 6.O-O Bg4 7.h3 Bd7 8.Be3 Nc6
9.a3 Re8 10.Re1 e5 11.d5 Ne7 12.Nh2 Nh5 13.Qf3 Rf8 14.g4 Nf6 15.Bg5 Ne8 
16.Qe3 f6 17.Bh6 Kh8 18.Bxg7+ Kxg7 19.f4 exf4 20.Qxf4 c5 21.Kh1 Qb6 22.b3 
Ng8 23.Rf1 Nc7 24.a4 Rae8 25.Qg3 Na6 26.a5 Qc7 27.Bb5 Nh6 28.Qd3 Nb8 29.
Rfe1 Nf7 30.Qd2 Ne5 31.Qg2 Re7 32.Nf3 Ref7 33.Nxe5 fxe5 34.Bd3 Qd8 35.Nb5 
Bxb5 36.Bxb5 a6 37.Bd3 Rf4 38.Rf1 Rxf1+ 39.Bxf1 Rf4 40.Bd3 Qf6 41.Rf1 
Rxf1+ 42.Qxf1 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.95"]
[White "Desanzo, Juan Carlos"]
[Black "Bidigaray, Marcio"]
[Result "1-0"]
[WhiteElo "1604"]
[BlackElo "1715"]
[ECO "E91"]
[EventDate "2012.10.12"]
[PlyCount "101"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Nf3 c5 7.d5 Nbd7 8.h3 a6 9.
Bg5 Re8 10.Qd2 Nf8 11.Bh6 N6d7 12.Bxg7 Kxg7 13.Qf4 e5 14.Qe3 Nf6 15.g4 
N8d7 16.O-O-O Nb6 17.Rdg1 Bd7 18.b3 a5 19.Nh2 a4 20.g5 Ng8 21.h4 axb3 22.
axb3 Ra1+ 23.Kb2 Rxg1 24.Rxg1 Rf8 25.f4 exf4 26.Qxf4 Qe7 27.Ng4 Bxg4 28.
Rxg4 Nd7 29.Rg1 Ne5 30.h5 gxh5 31.Rh1 Ng6 32.Qg3 h4 33.Qg4 f6 34.gxf6+ 
Nxf6 35.Qg2 Kh8 36.Qg5 Qg7 37.Kc2 Nd7 38.Bg4 Rf2+ 39.Ne2 h5 40.Bxh5 Nde5 
41.Ra1 Nf7 42.Ra8+ Kh7 43.Bxg6+ Qxg6 44.Qxh4+ Kg7 45.Qxf2 Qxe4+ 46.Kb2 
Qe5+ 47.Ka2 Qe4 48.Nf4 Kf6 49.Ne6+ Ke5 50.Re8 Qh1 51.Ng5# 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.96"]
[White "Farias, Sergio Luiz Cardoso"]
[Black "Prado, Hamilton Mesquita do"]
[Result "0-1"]
[WhiteElo "1524"]
[BlackElo "1669"]
[ECO "B86"]
[EventDate "2012.10.12"]
[PlyCount "36"]

1.e4 c5 2.Nf3 d6 3.Nc3 a6 4.d4 cxd4 5.Nxd4 Nf6 6.Bc4 e6 7.O-O Nc6 8.Nf3 
Be7 9.Bf4 b5 10.Bb3 g6 11.Ne2 Nxe4 12.Qd3 Nc5 13.Qe3 Nxb3 14.cxb3 Bb7 15.
Rad1 O-O 16.Rfe1 Re8 17.h4 d5 18.h5 Bf6 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.97"]
[White "Malvicino, Juan Carlos"]
[Black "Caceres Recalde, Gonzalo"]
[Result "0-1"]
[BlackElo "1582"]
[ECO "E94"]
[EventDate "2012.10.12"]
[PlyCount "80"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.e4 O-O 6.Be2 Nbd7 7.O-O e5 8.dxe5 
dxe5 9.b4 Qe7 10.c5 c6 11.Qc2 Ne8 12.Bg5 Ndf6 13.h3 Nc7 14.Rfd1 h6 15.Be3 
Kh7 16.Rd2 Nfe8 17.Nh2 f5 18.f3 f4 19.Bf2 Nf6 20.Na4 Be6 21.Nb2 Nb5 22.Nc4
Bxc4 23.Qxc4 Nh5 24.Rad1 Rad8 25.a4 Nd4 26.Bxd4 exd4 27.Ng4 Ng3 28.Bd3 h5 
29.Nf2 Kh8 30.b5 g5 31.Nh1 g4 32.Nxg3 fxg3 33.Rf1 Bh6 34.Re2 Be3+ 35.Rxe3 
dxe3 36.Qc3+ Qg7 37.e5 gxh3 38.gxh3 g2 39.Re1 Rxf3 40.Be2 Rxh3 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.98"]
[White "Nicosia, Mariano"]
[Black "Perez Velazco, Daniela"]
[Result "1/2-1/2"]
[WhiteElo "1562"]
[BlackElo "1465"]
[ECO "B50"]
[EventDate "2012.10.12"]
[PlyCount "49"]

1.e4 c5 2.Nf3 d6 3.Bc4 Nc6 4.d3 g6 5.Nc3 Bg7 6.Bd2 e6 7.O-O Nge7 8.Re1 O-O
9.a3 a6 10.Rb1 b5 11.Ba2 b4 12.axb4 Nxb4 13.Ra1 Nxa2 14.Rxa2 Nc6 15.Qc1 
Re8 16.Ne2 Rb8 17.Bh6 Bh8 18.c3 a5 19.Ng3 Ba6 20.Qd2 Qb6 21.Nh5 Qd8 22.Ng3
Ne5 23.Nxe5 Bxe5 24.Bf4 Bg7 25.Bh6 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.19"]
[Round "9.99"]
[White "Duran, Melissa"]
[Black "Romero Kries, Mario Andres"]
[Result "0-1"]
[BlackElo "1645"]
[ECO "C55"]
[EventDate "2012.10.12"]
[PlyCount "87"]

1.e4 e5 2.Bc4 Nf6 3.d3 Nc6 4.Nf3 Be7 5.Nc3 O-O 6.h3 d6 7.O-O Na5 8.b3 Nxc4
9.bxc4 c6 10.Rb1 a6 11.a4 Rb8 12.Re1 Be6 13.Be3 b6 14.d4 exd4 15.Nxd4 Qc7 
16.Nf3 Bxc4 17.Bd4 c5 18.Bxf6 Bxf6 19.Nd5 Bxd5 20.Qxd5 b5 21.e5 dxe5 22.
Nxe5 Rbd8 23.Qc6 Rc8 24.Qd7 Bxe5 25.Qxc7 Bxc7 26.axb5 axb5 27.Rxb5 Bd6 28.
Rb6 Bf4 29.g3 Bh6 30.c4 g6 31.Rb5 Bg7 32.Rb7 Bd4 33.Re2 Rce8 34.Kf1 Rxe2 
35.Kxe2 Re8+ 36.Kf3 Re1 37.Kg4 Bxf2 38.Kf3 Bd4 39.g4 h6 40.Rb8+ Kg7 41.h4 
Rc1 42.Kf4 Rxc4 43.g5 hxg5+ 44.Kxg5 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.1"]
[White "Flores, Diego"]
[Black "Iturrizaga, Eduardo"]
[Result "1/2-1/2"]
[WhiteElo "2598"]
[BlackElo "2639"]
[ECO "A37"]
[EventDate "2012.10.12"]
[PlyCount "41"]

1.c4 c5 2.Nc3 g6 3.g3 Bg7 4.Bg2 Nc6 5.Nf3 Nh6 6.d4 cxd4 7.Nxd4 O-O 8.Nb3 
d6 9.O-O Nf5 10.e4 Nfd4 11.Nxd4 Bxd4 12.Bh6 Bg7 13.Bxg7 Kxg7 14.Qd2 Qa5 
15.Rac1 e5 16.Rfd1 Bg4 17.f3 Be6 18.b3 Nd4 19.Qf2 a6 20.f4 f6 21.Ne2 
1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.2"]
[White "Mekhitarian, Krikor Sevag"]
[Black "Bruzon Batista, Lazaro"]
[Result "1-0"]
[WhiteElo "2503"]
[BlackElo "2717"]
[ECO "C08"]
[EventDate "2012.10.12"]
[PlyCount "81"]

1.e4 e6 2.d4 d5 3.Nd2 a6 4.Ngf3 c5 5.exd5 exd5 6.Be2 c4 7.O-O Bd6 8.a4 Ne7
9.c3 Nbc6 10.b3 cxb3 11.Nxb3 O-O 12.Bd3 h6 13.Rb1 Ng6 14.Re1 Qf6 15.Nc5 
Na5 16.Nb3 Nc6 17.Nc5 Rb8 18.Bc2 b6 19.Nd3 Bf5 20.Nb2 Rfe8 21.Rxe8+ Rxe8 
22.Bxf5 Qxf5 23.Nd3 Bc7 24.Rb2 Re4 25.g3 Qg4 26.Rd2 Qe6 27.Nde1 Na5 28.Ng2
Nc4 29.Ra2 Qg4 30.Ra1 f5 31.Kf1 f4 32.Ra2 Re6 33.Qd3 Rf6 34.Nge1 Ne7 35.
Re2 fxg3 36.fxg3 Nf5 37.Kg1 Qh5 38.Ne5 Nfd6 39.g4 Qh4 40.Ng2 Rf1+ 41.Kxf1 
1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.3"]
[White "Ortiz Suarez, Isan Reynaldo"]
[Black "Kaidanov, Gregory"]
[Result "1/2-1/2"]
[WhiteElo "2579"]
[BlackElo "2587"]
[ECO "A33"]
[EventDate "2012.10.12"]
[PlyCount "151"]

1.c4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.a3 Be7 7.g3 d5 8.Bg2 O-O
9.cxd5 exd5 10.O-O Bg4 11.h3 Be6 12.Kh2 Rc8 13.Be3 Bd6 14.Ncb5 Bb8 15.Rc1 
Bd7 16.Nc3 Re8 17.Nxc6 bxc6 18.Bd4 Nh5 19.e3 Qg5 20.Ne2 Nf6 21.Nf4 Qh6 22.
b4 Ne4 23.Ba1 Rcd8 24.h4 Nf6 25.Kg1 Ng4 26.Re1 a6 27.Bf3 Ne5 28.Be2 Bc8 
29.Qd4 Bg4 30.Bxg4 Nxg4 31.Rxc6 f6 32.Qd1 Ne5 33.Rxa6 Ng6 34.Nxg6 Qxg6 35.
Kg2 Re4 36.Ra5 Rxh4 37.Qf3 Rh5 38.Rd1 Rf5 39.Qe2 Rg5 40.Qf3 Qc2 41.Kf1 
Bxg3 42.Rc5 Qg6 43.Rcxd5 Rgxd5 44.Rxd5 Rc8 45.fxg3 Rc1+ 46.Kg2 Qc2+ 47.Kh3
Qc8+ 48.Qf5 Qxf5+ 49.Rxf5 Rxa1 50.Ra5 Re1 51.b5 Rxe3 52.a4 Rb3 53.Ra6 h5 
54.b6 g5 55.a5 Kh7 56.Ra7+ Kg6 57.b7 Rb2 58.g4 hxg4+ 59.Kxg4 Rb3 60.Ra6 
Rb4+ 61.Kg3 Rxb7 62.Rb6 Rc7 63.Rb3 Rc6 64.Kf3 Kf5 65.Ra3 Ra6 66.Ra4 Ke5 
67.Kg4 Kd5 68.Ra1 Kc4 69.Rf1 Kd5 70.Rf5+ Ke6 71.Rb5 Kd7 72.Kf5 Rd6 73.Rb1 
Kc6 74.a6 Kc7 75.a7 Ra6 76.a8=Q 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.4"]
[White "Leitao, Rafael"]
[Black "Shabalov, Alexander"]
[Result "1/2-1/2"]
[WhiteElo "2617"]
[BlackElo "2570"]
[ECO "A61"]
[EventDate "2012.10.12"]
[PlyCount "52"]

1.d4 Nf6 2.c4 e6 3.Nf3 c5 4.d5 exd5 5.cxd5 g6 6.Nc3 d6 7.Bf4 a6 8.a4 Bg7 
9.h3 O-O 10.e3 Ne8 11.Be2 Nd7 12.O-O b6 13.Qc2 Ne5 14.Bxe5 dxe5 15.Rab1 
Nd6 16.Nd2 Qh4 17.b3 Rb8 18.Nce4 Nxe4 19.Nxe4 Rd8 20.Nc3 Bf8 21.Bc4 Bd6 
22.Qe2 Ra8 23.e4 Ra7 24.Rbe1 Rf8 25.Qd3 f6 26.Qe3 Kh8 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.5"]
[White "Granda Zuniga, Julio"]
[Black "Hungaski, Robert"]
[Result "1-0"]
[WhiteElo "2647"]
[BlackElo "2451"]
[ECO "E60"]
[EventDate "2012.10.12"]
[PlyCount "119"]

1.Nf3 Nf6 2.b3 d6 3.d4 g6 4.Bb2 Bg7 5.c4 O-O 6.Nc3 c5 7.e3 Bg4 8.Be2 cxd4 
9.Nxd4 Bxe2 10.Ndxe2 Nc6 11.Qd2 a6 12.O-O Qa5 13.Rfd1 b5 14.Nd5 Qxd2 15.
Rxd2 Nxd5 16.Bxg7 Kxg7 17.cxd5 Na7 18.f3 Rfc8 19.Kf2 Kf8 20.e4 a5 21.a3 a4
22.bxa4 bxa4 23.Rb1 Rc7 24.Rb4 Nc8 25.Ke1 Ra6 26.Kd1 Nb6 27.Rc2 Rxc2 28.
Kxc2 e5 29.Nc1 Ke7 30.Nd3 Kd8 31.Nb2 Kc7 32.g4 f6 33.h4 Ra8 34.Kd2 h5 35.
gxh5 gxh5 36.Ke2 Ra5 37.Kd2 Ra8 38.Ke2 Ra5 39.Nd3 Ra8 40.Rb1 Kb7 41.Nb2 
Ka6 42.Nd1 f5 43.Rc1 fxe4 44.fxe4 Rc8 45.Rxc8 Nxc8 46.Kd3 Nb6 47.Nc3 Ka5 
48.Ne2 Kb5 49.Ng3 Nc4 50.Nxh5 Nxa3 51.Ng3 Kb4 52.h5 Nb5 53.Ne2 Nd4 54.Nxd4
exd4 55.h6 a3 56.h7 a2 57.h8=Q a1=Q 58.Qb8+ Kc5 59.Qc7+ Kb5 60.Qc6+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.6"]
[White "Tristan, Leonardo"]
[Black "Mareco, Sandro"]
[Result "1/2-1/2"]
[WhiteElo "2442"]
[BlackElo "2581"]
[ECO "E32"]
[EventDate "2012.10.12"]
[PlyCount "70"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 O-O 5.e4 d5 6.e5 Ne4 7.Bd3 c5 8.Ne2 cxd4 
9.Nxd4 Nd7 10.Bf4 Ndc5 11.O-O Bxc3 12.bxc3 Bd7 13.Be2 Na4 14.cxd5 exd5 15.
Rab1 b6 16.Rb3 Qh4 17.g3 Qe7 18.f3 Nec5 19.Ra3 a6 20.c4 dxc4 21.Bxc4 Rac8 
22.Nf5 Bxf5 23.Qxf5 b5 24.Bg5 Qa7 25.Be3 Qc7 26.Bb3 Rfe8 27.f4 Nxb3 28.
axb3 Qc3 29.Qe4 Rcd8 30.Rc1 Qb2 31.Rca1 Qe2 32.bxa4 Rd2 33.Qc6 Qxh2+ 34.
Kf1 Qe2+ 35.Kg1 Qh2+ 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.7"]
[White "Bacallao Alonso, Yusnel"]
[Black "Martinez Romero, Martin"]
[Result "1-0"]
[WhiteElo "2580"]
[BlackElo "2368"]
[ECO "A35"]
[EventDate "2012.10.12"]
[PlyCount "84"]

1.Nf3 c5 2.c4 Nc6 3.Nc3 g6 4.d4 cxd4 5.Nxd4 Bg7 6.Nc2 Nf6 7.g3 O-O 8.Bg2 
a6 9.O-O Qa5 10.Nd5 Nxd5 11.cxd5 Ne5 12.d6 e6 13.Bd2 Qb6 14.Be3 Qxb2 15.
Bd4 Qb5 16.Rb1 Qa5 17.Ne3 Rb8 18.f4 Nc6 19.Bb6 Qxa2 20.Qd3 Ra8 21.Rb3 a5 
22.Ra3 Qb2 23.Rb1 Qf6 24.Nc4 Ra6 25.Bf2 Nb4 26.Qd2 Qf5 27.e4 Qh5 28.Bf3 
Qh6 29.Be3 Nc6 30.f5 Qh3 31.Rb5 exf5 32.exf5 Re8 33.Bf2 Nd4 34.Bg2 Qg4 35.
Ne3 Nf3+ 36.Bxf3 Qxf3 37.Rd3 Qc6 38.Rb1 b5 39.Rc1 Qe4 40.Nd5 Rxd6 41.Re1 
Qxe1+ 42.Bxe1 Rc6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.8"]
[White "Toth, Christian Endre"]
[Black "Felgaer, Ruben"]
[Result "0-1"]
[WhiteElo "2357"]
[BlackElo "2579"]
[ECO "A37"]
[EventDate "2012.10.12"]
[PlyCount "78"]

1.c4 g6 2.g3 Bg7 3.Bg2 c5 4.Nc3 Nc6 5.Nf3 d6 6.O-O Qd7 7.d3 b6 8.e4 Bb7 9.
Be3 Nd4 10.Qd2 e6 11.h3 Ne7 12.Bh6 O-O 13.Nxd4 Bxh6 14.Qxh6 cxd4 15.Ne2 e5
16.Kh2 f5 17.f3 Kh8 18.h4 Ng8 19.Qg5 Qg7 20.b4 h6 21.Qd2 Qe7 22.a3 Kg7 23.
Rh1 fxe4 24.dxe4 Rac8 25.Rac1 Nf6 26.Rhf1 Rc7 27.Qd3 Ba6 28.Bh3 Qf7 29.b5 
Bc8 30.Rc2 Bxh3 31.Kxh3 Ng4 32.Nxd4 exd4 33.Qxd4+ Kh7 34.Rc3 Qe6 35.Kg2 
Ne5 36.f4 Ng4 37.Rd1 Rxc4 38.Rxc4 Qxc4 39.Qxd6 Qe2+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.9"]
[White "Hansen, Eric"]
[Black "Leiva, Giuseppe"]
[Result "1-0"]
[WhiteElo "2527"]
[BlackElo "2321"]
[ECO "B90"]
[EventDate "2012.10.12"]
[PlyCount "157"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be3 e5 7.Nb3 Be6 8.h3 Be7
9.Qf3 Nbd7 10.g4 h6 11.O-O-O Rc8 12.Nd5 Bxd5 13.exd5 Qc7 14.Bd3 Nb6 15.
Bxb6 Qxb6 16.h4 Nd7 17.Kb1 Nc5 18.Nxc5 Qxc5 19.a3 Bd8 20.Qg2 g5 21.Qe4 Be7
22.Rde1 Kf8 23.Rh3 Kg7 24.h5 Qc7 25.Rf3 Rcf8 26.Rf5 Bd8 27.Re3 Qd7 28.Ref3
Kg8 29.b4 Qc7 30.a4 Qd7 31.a5 Kg7 32.c4 Kg8 33.c5 f6 34.c6 Qc7 35.Bc4 Rh7 
36.Bb3 Rg7 37.Qe3 Kh8 38.Ka2 bxc6 39.dxc6 Qxc6 40.Qd2 Qe4 41.Rg3 Rb7 42.
Ka3 Rb5 43.Qxd6 Kg7 44.Re3 Qb1 45.Re2 Qa1+ 46.Ra2 Qc1+ 47.Rb2 Qc8 48.Rd2 
Re8 49.Qd7+ Be7 50.Qxc8 Rxc8 51.Rd7 Re8 52.Ba4 Rbb8 53.Rf3 Kf8 54.Rb3 Rec8
55.Ra7 Rc4 56.Bd7 Rcxb4 57.Rxb4 Bxb4+ 58.Ka2 Bxa5 59.Be6 Rb6 60.Bb3 e4 61.
Bd5 Be1 62.Rf7+ Ke8 63.Rh7 Bxf2 64.Bxe4 Bd4 65.Bg6+ Kf8 66.Bf5 Rb2+ 67.Ka3
Rb5 68.Rxh6 Be5 69.Ka4 Kg8 70.Rg6+ Kh8 71.Rh6+ Kg8 72.Rh7 Rb2 73.Rd7 Kh8 
74.Rh7+ Kg8 75.Ra7 Kh8 76.Ra8+ Kg7 77.h6+ Kxh6 78.Ra7 Ra2+ 79.Kb3 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.10"]
[White "Roselli Mailhe, Bernardo"]
[Black "Cori Tello, Jorge"]
[Result "1-0"]
[WhiteElo "2430"]
[BlackElo "2522"]
[ECO "D11"]
[EventDate "2012.10.12"]
[PlyCount "95"]

1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.e3 a6 5.Bd3 Nbd7 6.O-O g6 7.b3 Bg7 8.Bb2 O-O 
9.Nc3 b5 10.Qe2 Bb7 11.Rad1 Re8 12.Bb1 Nb6 13.c5 Nbd7 14.b4 a5 15.a3 Qb8 
16.Ne5 Nxe5 17.dxe5 Nd7 18.f4 e6 19.Ne4 axb4 20.axb4 Bc8 21.Nd6 Re7 22.Bd4
f6 23.Qb2 f5 24.Bd3 Nf8 25.Ra1 Rea7 26.Rxa7 Rxa7 27.Ra1 Bd7 28.Rxa7 Qxa7 
29.Nxb5 cxb5 30.c6 Qa6 31.cxd7 Nxd7 32.Qa1 Nb8 33.Qa5 Bf8 34.Bxb5 Qc8 35.
h3 g5 36.fxg5 f4 37.Kh2 fxe3 38.Bxe3 Qc3 39.Bf4 Qxb4 40.Qxb4 Bxb4 41.h4 
Bc3 42.Kg3 Kf7 43.h5 Kg7 44.Kf3 Kf7 45.g3 Bb2 46.Be3 Bc3 47.Ke2 Ba5 48.Bc5
1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.11"]
[White "Krysa, Leandro"]
[Black "Hernandez Guerrero, Gilberto"]
[Result "1/2-1/2"]
[WhiteElo "2381"]
[BlackElo "2531"]
[ECO "E32"]
[EventDate "2012.10.12"]
[PlyCount "65"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 O-O 5.e4 d6 6.e5 dxe5 7.dxe5 Ng4 8.a3 Bc5
9.Ne4 Bd4 10.Nf3 Nxe5 11.Nxd4 Qxd4 12.Be3 Qd8 13.Rd1 Qh4 14.Be2 f5 15.Ng5 
Ng4 16.Bc5 Qxg5 17.Bxf8 Kxf8 18.h4 Qf6 19.Bxg4 fxg4 20.Qxh7 Nc6 21.h5 Qh6 
22.Qe4 e5 23.b4 Qf6 24.h6 gxh6 25.Qh7 Bf5 26.Qxc7 Nd4 27.Rd2 Rd8 28.Rxh6 
Qxh6 29.Qxd8+ Kf7 30.Qc7+ Kf6 31.Qd8+ Kf7 32.Qc7+ Kf6 33.Qd8+ 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.12"]
[White "Rosito, Jorge"]
[Black "Valerga, Diego"]
[Result "0-1"]
[WhiteElo "2387"]
[BlackElo "2485"]
[ECO "B83"]
[EventDate "2012.10.12"]
[PlyCount "126"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Be2 Be7 7.O-O O-O 8.f4 
Nc6 9.Be3 Qc7 10.Kh1 Nxd4 11.Qxd4 b6 12.e5 dxe5 13.fxe5 Nd7 14.Bf3 Ba6 15.
Bxa8 Bxf1 16.Rxf1 Rxa8 17.Bf4 Qc6 18.Bg3 f5 19.exf6 Bxf6 20.Qe3 Bxc3 21.
bxc3 Nf6 22.Rd1 Qe4 23.Qxe4 Nxe4 24.Rd7 Nc5 25.Rc7 Rd8 26.h3 Rd7 27.Rc6 
Kf7 28.Be5 h5 29.Bd4 Ne4 30.Kg1 h4 31.Kf1 Ng3+ 32.Kf2 Nf5 33.Rc4 g5 34.a4 
Kg6 35.Rc6 Nxd4 36.cxd4 Rxd4 37.a5 Kf5 38.axb6 axb6 39.Rxb6 Rd2+ 40.Kf3 
Rxc2 41.Rb8 Rc3+ 42.Kf2 e5 43.Rf8+ Ke4 44.Rg8 Rc2+ 45.Kg1 Kf4 46.Rf8+ Ke3 
47.Rf5 e4 48.Rxg5 Rc1+ 49.Kh2 Ke2 50.g3 hxg3+ 51.Kg2 e3 52.h4 Kd3 53.Rd5+ 
Ke4 54.Rd8 e2 55.Re8+ Kd3 56.Rd8+ Kc3 57.Rc8+ Kb2 58.Rb8+ Ka3 59.Ra8+ Kb3 
60.Rb8+ Ka4 61.Re8 e1=Q 62.Rxe1 Rxe1 63.Kxg3 Re4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.13"]
[White "Slipak, Sergio"]
[Black "Lujan, Carolina"]
[Result "1/2-1/2"]
[WhiteElo "2447"]
[BlackElo "2379"]
[ECO "A16"]
[EventDate "2012.10.12"]
[PlyCount "61"]

1.Nf3 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.Qa4+ Nc6 6.Ne5 Qd6 7.Nxc6 Qxc6 8.
Qxc6+ bxc6 9.b3 Bg7 10.Bb2 Nxc3 11.Bxc3 Bxc3 12.dxc3 Be6 13.g3 O-O-O 14.
Bg2 Rd6 15.Rd1 Rhd8 16.Rxd6 Rxd6 17.e3 c5 18.Be4 Ra6 19.Bb1 c4 20.b4 c5 
21.bxc5 Rc6 22.Ke2 Rxc5 23.Bc2 Kc7 24.h4 Re5 25.a4 Bd7 26.Rb1 Rc5 27.Rb4 
f5 28.f4 e5 29.Rb1 Bc6 30.Rb4 e4 31.Rb1 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.14"]
[White "Soppe, Guillermo"]
[Black "Santiago, Yago de Moura"]
[Result "1/2-1/2"]
[WhiteElo "2417"]
[BlackElo "2364"]
[ECO "A49"]
[EventDate "2012.10.12"]
[PlyCount "221"]

1.Nf3 g6 2.d4 Bg7 3.g3 Nf6 4.Bg2 O-O 5.O-O d6 6.b3 Nc6 7.Bb2 Nd7 8.Qc1 e6 
9.Rd1 Rb8 10.Nc3 Ne7 11.e4 b5 12.Qe3 a6 13.a4 b4 14.Nb1 Bb7 15.Nbd2 h6 16.
c3 bxc3 17.Bxc3 Kh7 18.Rac1 f5 19.Ba5 Nb6 20.e5 Nbd5 21.Qe2 Nc6 22.Nc4 Qd7
23.Be1 Ba8 24.Rb1 Nce7 25.h4 Nb4 26.Rbc1 Bd5 27.Bd2 Nbc6 28.Bf4 Rxb3 29.
exd6 cxd6 30.Be3 f4 31.gxf4 Nf5 32.Ncd2 Ra3 33.Nc4 Rb3 34.Ncd2 Rb4 35.Qxa6
Ncxd4 36.h5 Rxa4 37.Qd3 Kg8 38.Nxd4 Nxd4 39.Nc4 Bxg2 40.Bxd4 Bxd4 41.Qxg6+
Qg7 42.Kxg2 Qxg6+ 43.hxg6 Rxf4 44.Nxd6 Rxf2+ 45.Kh1 Kg7 46.Rc4 Rxc4 47.
Nxc4 Rf4 48.Re1 Kf6 49.g7 Rh4+ 50.Kg2 Rg4+ 51.Kf3 Rxg7 52.Nd6 Rg6 53.Ne4+ 
Ke7 54.Rb1 Kd7 55.Rb5 Kc6 56.Rh5 e5 57.Rf5 Kd5 58.Rf6 Rg1 59.Rd6+ Kc4 60.
Rxh6 Kd3 61.Nf2+ Kc4 62.Ne4 Ra1 63.Rc6+ Kd3 64.Ng3 Ra2 65.Re6 Rf2+ 66.Kg4 
Kc4 67.Re8 Kd3 68.Re6 Rf8 69.Re7 Ke3 70.Nf5+ Kf2 71.Rd7 Rg8+ 72.Rg7 Ra8 
73.Rf7 Ke2 74.Ng3+ Kd3 75.Rf3+ Kc4 76.Rf7 Ra3 77.Rf3 Ra2 78.Kf5 Kd5 79.Ne4
Ra6 80.Rh3 Ra1 81.Rf3 Rh1 82.Nf6+ Kc4 83.Ng4 Re1 84.Nf6 Ba1 85.Ra3 Bb2 86.
Ra4+ Kd3 87.Ne4 Rf1+ 88.Ke6 Bd4 89.Kd5 Ke3 90.Ra3+ Kf4 91.Rh3 Rd1 92.Rh4+ 
Kf3 93.Rh3+ Kg4 94.Rh7 Ba1+ 95.Ke6 Rd4 96.Nf6+ Kg3 97.Rh1 Bb2 98.Re1 Rh4 
99.Rxe5 Bxe5 100.Kxe5 Kf3 101.Nd5 Rh5+ 102.Kd4 Rg5 103.Nc3 Kf4 104.Nd5+ 
Kf5 105.Ne3+ Ke6 106.Ke4 Rh5 107.Kd4 Rh4+ 108.Kd3 Ke5 109.Nc4+ Kd5 110.
Ne3+ Kc5 111.Nf5 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.15"]
[White "De Dovitiis, Alejo"]
[Black "Cori Tello, Deysi"]
[Result "1-0"]
[WhiteElo "2348"]
[BlackElo "2411"]
[ECO "C11"]
[EventDate "2012.10.12"]
[PlyCount "97"]

1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.e5 Nfd7 5.f4 c5 6.Nf3 Nc6 7.Be3 Be7 8.Qd2 O-O 
9.Be2 b6 10.Nd1 cxd4 11.Nxd4 Nxd4 12.Bxd4 f6 13.exf6 Bxf6 14.O-O Bb7 15.
Nf2 Bxd4 16.Qxd4 Qc7 17.Nd3 Qxc2 18.Bg4 Nc5 19.Ne5 Rae8 20.Rfe1 Qa4 21.b4 
a5 22.Rab1 axb4 23.Rxb4 Qxa2 24.Rxb6 Nb3 25.Qb4 Na1 26.Rxb7 Nc2 27.Qb1 Qa4
28.Rf1 Qd4+ 29.Rf2 Ne3 30.Rb4 Qc5 31.Nd3 Qc3 32.Rb3 Qd4 33.Rb4 Qc3 34.Rb3 
Qd4 35.Bh3 Ra8 36.Bxe6+ Kh8 37.Rbb2 Nc4 38.g3 Nxb2 39.Nxb2 Rfb8 40.Qd1 Qe3
41.Qxd5 Rd8 42.Qc6 Ra1+ 43.Kg2 Qe1 44.Qb6 Rda8 45.f5 Qe4+ 46.Kh3 Rb1 47.
Rd2 h5 48.Rd8+ Kh7 49.Bg8+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.16"]
[White "Molina, Roberto Junio Brito"]
[Black "Supi, Luis Paulo"]
[Result "1/2-1/2"]
[WhiteElo "2400"]
[BlackElo "2287"]
[ECO "E60"]
[EventDate "2012.10.12"]
[PlyCount "104"]

1.d4 Nf6 2.c4 g6 3.Nf3 Bg7 4.g3 d5 5.cxd5 Nxd5 6.Bg2 Nb6 7.Nc3 Nc6 8.e3 e5
9.d5 Ne7 10.e4 O-O 11.O-O Bg4 12.h3 Bxf3 13.Bxf3 c6 14.Qb3 cxd5 15.Nxd5 
Nbxd5 16.exd5 Qd7 17.Bg2 Nf5 18.Bd2 Nd4 19.Qd3 f5 20.Bc3 e4 21.Qd2 Qxd5 
22.Rad1 Rfd8 23.Qe3 Qc5 24.Kh1 Ne6 25.Qe2 Bxc3 26.bxc3 Qxc3 27.Qb5 Qc6 28.
Qe5 Rxd1 29.Rxd1 Rd8 30.Rxd8+ Nxd8 31.g4 Qe6 32.Qb8 Qd5 33.gxf5 gxf5 34.
Qxa7 Ne6 35.Qb8+ Kf7 36.Kg1 Qc6 37.Qh8 Nf8 38.Qe5 Qe6 39.Qb5 Qd7 40.Qc5 
Ng6 41.Bf1 Kf6 42.Qb6+ Kg7 43.Bb5 Qe7 44.Kf1 f4 45.Qd4+ Qe5 46.Qd7+ Kh8 
47.Qxb7 Qa1+ 48.Ke2 Qxa2+ 49.Ke1 Qb1+ 50.Ke2 Qb2+ 51.Kd1 e3 52.fxe3 fxe3 
1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.17"]
[White "Paiva, Pedro Henrique de"]
[Black "Zuluaga Mancilla, Cesar"]
[Result "1/2-1/2"]
[WhiteElo "2289"]
[BlackElo "2394"]
[ECO "B42"]
[EventDate "2012.10.12"]
[PlyCount "115"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Bd3 Nf6 6.O-O d6 7.Qe2 Nbd7 8.c4 g6
9.Nc3 Bg7 10.Be3 Ne5 11.h3 O-O 12.Rac1 Qc7 13.Rfd1 Bd7 14.b3 Nxd3 15.Qxd3 
Ne8 16.Nde2 f5 17.Qd2 Bc6 18.exf5 gxf5 19.f4 Qf7 20.Kh2 Qg6 21.Nd4 Rf7 22.
c5 Bxd4 23.Bxd4 dxc5 24.Be5 Nf6 25.Rc2 h6 26.Qf2 Kh7 27.Rd3 Rg8 28.Rg3 
Qxg3+ 29.Qxg3 Rxg3 30.Kxg3 Nd7 31.Bd6 Kg8 32.Kh4 Rg7 33.g3 Kf7 34.Nd1 b6 
35.Nf2 Bd5 36.g4 Rg8 37.Rd2 Nf6 38.Be5 fxg4 39.hxg4 Rc8 40.Rc2 Nd7 41.Ba1 
Kg6 42.Nd3 Kh7 43.Nb4 Bb7 44.Rd2 Nf8 45.Nc2 c4 46.bxc4 Rxc4 47.Kg3 Be4 48.
Ne3 Rc1 49.Be5 Ng6 50.Rd7+ Kg8 51.Bd4 Rg1+ 52.Kf2 Rc1 53.f5 e5 54.fxg6 
exd4 55.Nf5 Bxf5 56.gxf5 Rc5 57.Rd8+ Kg7 58.Rd7+ 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.18"]
[White "Ricardi, Pablo"]
[Black "Toniutti, Ezio"]
[Result "1-0"]
[WhiteElo "2505"]
[BlackElo "2162"]
[ECO "A07"]
[EventDate "2012.10.12"]
[PlyCount "115"]

1.Nf3 d5 2.g3 c6 3.Bg2 Bg4 4.d3 Nd7 5.Nbd2 e6 6.O-O Bd6 7.h3 Bh5 8.c4 Ne7 
9.Rb1 a5 10.b3 O-O 11.a3 b5 12.Bb2 Qb8 13.Re1 e5 14.g4 Bg6 15.Nh4 Nc5 16.
Nxg6 hxg6 17.cxd5 cxd5 18.d4 Ne6 19.dxe5 Bxe5 20.e3 Bxb2 21.Rxb2 Qd6 22.b4
axb4 23.Rxb4 Rxa3 24.Rxb5 Qa6 25.Bf1 Qa7 26.Qb1 Rc8 27.Nf3 Qa4 28.Rb7 Qe4 
29.Qxe4 dxe4 30.Nd2 Nc6 31.Rc1 Rd8 32.Nxe4 Ne5 33.Bg2 Ra2 34.Rcb1 Nc4 35.
Re7 Nd2 36.Nxd2 Raxd2 37.Rbb7 Nc5 38.Rbc7 R2d7 39.Rexd7 Nxd7 40.g5 Nf8 41.
h4 Ne6 42.Ra7 Kf8 43.Kh2 Rb8 44.Kg3 Rc8 45.Bd5 Nd8 46.Kf4 Rc2 47.Kf3 Rb2 
48.e4 Rc2 49.Ke3 Rc3+ 50.Kf4 Rc1 51.Ke3 Rc3+ 52.Kf4 Rc2 53.f3 Rg2 54.Ke5 
Ke8 55.Kd6 Rc2 56.Ra8 Rc1 57.f4 Rd1 58.f5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.19"]
[White "Matamoros Franco, Carlos"]
[Black "Nina Campos, Miguel Angel"]
[Result "1-0"]
[WhiteElo "2534"]
[BlackElo "2298"]
[ECO "E69"]
[EventDate "2012.10.12"]
[PlyCount "67"]

1.Nf3 Nf6 2.c4 d6 3.d4 g6 4.Nc3 Bg7 5.g3 O-O 6.Bg2 Nbd7 7.O-O e5 8.e4 Re8 
9.h3 c6 10.b3 Qc7 11.Be3 Bf8 12.Rc1 a6 13.Re1 b6 14.Re2 Bb7 15.d5 c5 16.
Ne1 Bg7 17.Nd3 Rf8 18.Qd2 Ne8 19.Rf1 f5 20.f4 b5 21.fxe5 bxc4 22.bxc4 dxe5
23.Bh6 Nd6 24.Bxg7 Kxg7 25.exf5 Nxf5 26.Ne4 h6 27.Ref2 Nd6 28.Rxf8 Rxf8 
29.Rxf8 Nxe4 30.Bxe4 Nxf8 31.Qb2 Bc8 32.Nxe5 Bxh3 33.Nxg6+ Kf7 34.Qf2+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.20"]
[White "Paveto, Kevin"]
[Black "Perez Ponsa, Federico"]
[Result "1-0"]
[WhiteElo "2282"]
[BlackElo "2489"]
[ECO "B44"]
[EventDate "2012.10.12"]
[PlyCount "73"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nxc6 bxc6 6.Bd3 Nf6 7.O-O d5 8.Nd2
Qc7 9.Qe2 Bd6 10.h3 O-O 11.b3 e5 12.Bb2 Re8 13.Rae1 Bd7 14.f4 dxe4 15.Bxe4
Kh8 16.Nc4 Bc5+ 17.Kh1 Bd4 18.fxe5 Bxb2 19.exf6 Bxf6 20.Qh5 g6 21.Qf3 Bh4 
22.Rd1 Re7 23.Nd6 Be6 24.Qf4 Rd7 25.Bxg6 hxg6 26.Qxh4+ Kg8 27.Ne4 Rxd1 28.
Rxd1 Qe5 29.Re1 Qh8 30.Nf6+ Kg7 31.Qd4 Qd8 32.Ne8+ Kf8 33.Nd6 Kg8 34.Re4 
Qb6 35.Qf6 Qd8 36.Rxe6 fxe6 37.Qxg6+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.21"]
[White "Real De Azua, Ernesto"]
[Black "Sabas, Jorge"]
[Result "0-1"]
[WhiteElo "2482"]
[BlackElo "2274"]
[ECO "E62"]
[EventDate "2012.10.12"]
[PlyCount "108"]

1.d4 Nf6 2.c4 g6 3.Nf3 Bg7 4.g3 O-O 5.Bg2 d6 6.Nc3 Nc6 7.O-O Bf5 8.d5 Na5 
9.Nd2 c5 10.e4 Bg4 11.Qc2 a6 12.h3 Bd7 13.b3 b5 14.Bb2 Rb8 15.Rab1 e5 16.
Ne2 Nh5 17.g4 Nf4 18.Nxf4 exf4 19.Bxg7 Kxg7 20.Qc3+ f6 21.g5 b4 22.Qb2 h6 
23.gxf6+ Qxf6 24.Rfe1 Rbe8 25.Qxf6+ Kxf6 26.e5+ Rxe5 27.Ne4+ Rxe4 28.Rxe4 
Bf5 29.Rxf4 Ke5 30.Rxf5+ gxf5 31.Rd1 Nb7 32.Kf1 a5 33.Ke2 a4 34.Kd3 axb3 
35.axb3 Kf4 36.Ra1 Rg8 37.Bf1 Kf3 38.Be2+ Kxf2 39.Kd2 Rf8 40.Bd3 f4 41.Ra2
Rf7 42.Ra8 f3 43.h4 Kg3 44.Rg8+ Kxh4 45.Ke1 f2+ 46.Kf1 Na5 47.Bc2 Rf3 48.
Rg6 Rc3 49.Bf5 Nxb3 50.Kxf2 Rxc4 51.Ke3 Nd4 52.Be4 Rc3+ 53.Kf2 Nb5 54.Bf3 
h5 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.22"]
[White "Viana, Dirceu"]
[Black "Barbosa, Evandro Amorim"]
[Result "1-0"]
[WhiteElo "2275"]
[BlackElo "2427"]
[ECO "B26"]
[EventDate "2012.10.12"]
[PlyCount "95"]

1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6 6.Be3 h5 7.h3 e5 8.Qd2 Nge7 9.
f4 Nd4 10.Nf3 Nxf3+ 11.Bxf3 h4 12.g4 exf4 13.Bxf4 Be5 14.O-O Be6 15.Rab1 
Qd7 16.Nd5 Bxd5 17.exd5 f6 18.b4 O-O 19.bxc5 dxc5 20.Bxe5 fxe5 21.Qg5 Qd6 
22.Be4 b6 23.c4 Kg7 24.Qxh4 Rh8 25.Qg3 Raf8 26.Rxf8 Rxf8 27.Rf1 Rxf1+ 28.
Kxf1 Nc8 29.g5 Ne7 30.Qh4 Ng8 31.Qg4 Ne7 32.h4 Ng8 33.h5 gxh5 34.Qxh5 Qf8+
35.Ke2 Qf4 36.Qh7+ Kf8 37.Qf5+ Qxf5 38.Bxf5 Ne7 39.Be6 Ng6 40.Kf3 Ke7 41.
Ke4 Kd6 42.Kf5 Ne7+ 43.Kf6 a6 44.a4 b5 45.axb5 a5 46.b6 a4 47.b7 Kc7 48.
d6+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.23"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Diaz Hollemaert, Nahuel"]
[Result "1-0"]
[WhiteElo "2276"]
[BlackElo "2408"]
[ECO "B22"]
[EventDate "2012.10.12"]
[PlyCount "57"]

1.e4 c5 2.c3 b6 3.d4 Bb7 4.Nd2 cxd4 5.cxd4 Nf6 6.Bd3 Nc6 7.Ngf3 Nb4 8.Bb1 
Ba6 9.Nb3 Rc8 10.a3 Bc4 11.Bg5 h6 12.Bxf6 Bxb3 13.Qxb3 Rc1+ 14.Ke2 Rxh1 
15.axb4 Qc7 16.Be5 Qb7 17.Qd5 Qxd5 18.exd5 d6 19.Bg3 g5 20.Nd2 h5 21.Rxa7 
h4 22.Bf5 e6 23.dxe6 hxg3 24.exf7+ Kd8 25.hxg3 d5 26.Nf3 Bxb4 27.Ne5 R1h6 
28.g4 b5 29.f4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.24"]
[White "Fusco, Leonardo"]
[Black "Espinoza Palomino, Willyam"]
[Result "0-1"]
[WhiteElo "2379"]
[BlackElo "2265"]
[ECO "E25"]
[EventDate "2012.10.12"]
[PlyCount "26"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 c5 6.f3 d5 7.cxd5 Nxd5 8.dxc5
f5 9.e4 fxe4 10.Qc2 e3 11.Bd3 Nd7 12.g3 Qa5 13.Bxh7 Rxh7 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.25"]
[White "Julia, Ernesto"]
[Black "Cuevas, Alex"]
[Result "1-0"]
[WhiteElo "2370"]
[BlackElo "2263"]
[ECO "B50"]
[EventDate "2012.10.12"]
[PlyCount "101"]

1.e4 c5 2.Nf3 d6 3.c3 Nf6 4.h3 Bd7 5.Bd3 g6 6.O-O Bg7 7.Bc2 O-O 8.d4 cxd4 
9.cxd4 Nc6 10.Nc3 Rc8 11.Re1 a6 12.Bg5 h6 13.Be3 e5 14.Qd2 exd4 15.Nxd4 
Kh7 16.Nxc6 Rxc6 17.Rad1 Qc8 18.Bd4 Be6 19.f4 b5 20.Bb1 Rc4 21.Qf2 Qc6 22.
a3 b4 23.axb4 Rxb4 24.f5 Bb3 25.Rd2 h5 26.Kh1 Nd7 27.Bxg7 Kxg7 28.Qh4 Re8 
29.Rf1 Qc5 30.Qg3 Qe5 31.Qxe5+ Nxe5 32.Rxd6 Bc4 33.Rf2 Reb8 34.Nd1 a5 35.
Bc2 a4 36.Kg1 R8b7 37.Rfd2 Rb8 38.Kf2 R8b7 39.Kg3 Ba2 40.Ra6 Nc4 41.Rd8 
R7b6 42.Raa8 gxf5 43.exf5 Nxb2 44.Nf2 Rc6 45.Ne4 h4+ 46.Kxh4 f6 47.Rd7+ 
Bf7 48.Raa7 Rxc2 49.Rxf7+ Kg8 50.Rfe7 Kf8 51.g4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.26"]
[White "Kanefsck, Gustavo"]
[Black "Tobares, Leandro"]
[Result "1/2-1/2"]
[WhiteElo "2358"]
[BlackElo "2261"]
[ECO "D78"]
[EventDate "2012.10.12"]
[PlyCount "14"]

1.d4 Nf6 2.Nf3 g6 3.g3 Bg7 4.Bg2 O-O 5.O-O d5 6.Nbd2 Bf5 7.c4 c6 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.27"]
[White "Feliciano Ebert, Vanessa"]
[Black "Della Morte, German"]
[Result "1-0"]
[WhiteElo "2268"]
[BlackElo "2346"]
[ECO "D85"]
[EventDate "2012.10.12"]
[PlyCount "65"]

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Nf3 c5 8.Rb1 
O-O 9.Be2 b6 10.O-O Bg4 11.h3 Bxf3 12.Bxf3 e5 13.dxc5 bxc5 14.Rb7 Nc6 15.
Qd5 Qxd5 16.exd5 Na5 17.Rc7 Nc4 18.Rxc5 Rac8 19.Rc6 f5 20.Rd1 Kf7 21.Ra6 
Ra8 22.Be2 Rfc8 23.d6 Nb6 24.d7 Rd8 25.Bb5 Bf8 26.a4 Rab8 27.Rxa7 Be7 28.
a5 Nc8 29.Bc4+ Kf6 30.Ra6+ Kg7 31.Be3 f4 32.Bc1 g5 33.Kh2 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.28"]
[White "Gaitan, Juan Manuel"]
[Black "Fabian, Gaston"]
[Result "1/2-1/2"]
[WhiteElo "2266"]
[BlackElo "2344"]
[ECO "D85"]
[EventDate "2012.10.12"]
[PlyCount "39"]

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Be3 c5 8.Qd2 
cxd4 9.cxd4 Nc6 10.Rd1 O-O 11.Nf3 Bg4 12.d5 Qa5 13.Qxa5 Nxa5 14.Bd2 b6 15.
Bb5 f5 16.h3 fxe4 17.hxg4 exf3 18.O-O fxg2 19.Kxg2 Rad8 20.Bb4 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.29"]
[White "Fulgenzi, Ernesto"]
[Black "Mellano, Santiago"]
[Result "1-0"]
[WhiteElo "2344"]
[BlackElo "2242"]
[ECO "C10"]
[EventDate "2012.10.12"]
[PlyCount "105"]

1.e4 e6 2.d4 d5 3.Nd2 dxe4 4.Nxe4 Bd7 5.Nf3 Bc6 6.Nc3 Bxf3 7.Qxf3 c6 8.Bf4
Nf6 9.O-O-O Nbd7 10.Bc4 Be7 11.Rhe1 O-O 12.Bd3 Re8 13.g4 Nd5 14.Nxd5 cxd5 
15.h4 Qa5 16.Kb1 b5 17.g5 Rac8 18.h5 Rc6 19.Bd2 Qa4 20.c3 Rf8 21.Bc2 Qa6 
22.Qd3 f5 23.gxf6 Nxf6 24.Rg1 b4 25.h6 Rf7 26.Qxa6 Rxa6 27.cxb4 g6 28.Rc1 
Rb6 29.a3 Ne8 30.Be3 Nd6 31.Bd3 Bd8 32.Rc2 Rb8 33.Rgc1 Bb6 34.Rc6 Nf5 35.
Rc8+ Rxc8 36.Rxc8+ Rf8 37.Rxf8+ Kxf8 38.Bxf5 gxf5 39.b5 Bc7 40.b4 f4 41.
Bd2 Kf7 42.a4 Kg6 43.a5 Bb8 44.b6 axb6 45.a6 Kf5 46.f3 b5 47.Kc2 Ba7 48.
Kc3 Bb6 49.Kd3 Kg5 50.Be1 Ba7 51.Ke2 Kxh6 52.Bh4 Bxd4 53.Bf2 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.30"]
[White "Zuriel, Marisa"]
[Black "Gemy, Jose Daniel"]
[Result "1-0"]
[WhiteElo "2217"]
[BlackElo "2333"]
[ECO "C10"]
[EventDate "2012.10.12"]
[PlyCount "131"]

1.e4 e6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bd7 5.Nf3 Bc6 6.Bd3 Nd7 7.O-O Ngf6 8.Ng3
Be7 9.b3 O-O 10.Bb2 Bxf3 11.Qxf3 c6 12.c4 Re8 13.Rfe1 Qa5 14.a3 Rad8 15.b4
Qc7 16.Rad1 Bd6 17.Re2 a5 18.Bc3 axb4 19.axb4 Ra8 20.Bd2 Ra4 21.Bc2 Ra2 
22.Bg5 Rea8 23.Ne4 R8a3 24.Bd3 Rxe2 25.Qxe2 Bxh2+ 26.Kh1 Bf4 27.Bxf6 gxf6 
28.Qg4+ Kf8 29.Qh4 f5 30.Nf6 Nxf6 31.Qxf6 h6 32.Bxf5 Bg5 33.Qh8+ Ke7 34.d5
cxd5 35.cxd5 Qd6 36.Bg4 Bf6 37.Qxh6 exd5 38.Re1+ Kd8 39.Qh7 Ra1 40.Qg8+ 
Kc7 41.Qxf7+ Kb6 42.Rxa1 Bxa1 43.Bf3 Qh6+ 44.Kg1 Qc1+ 45.Kh2 Qc7+ 46.Qxc7+
Kxc7 47.Bxd5 b5 48.f4 Bc3 49.g4 Kd6 50.Ba2 Bxb4 51.Kg3 Be1+ 52.Kf3 Ke7 53.
g5 Kd6 54.Ke4 b4 55.Kf5 Bd2 56.Kg4 Bc1 57.f5 Ke5 58.f6 Be3 59.Kh5 Kf5 60.
Bb1+ Ke6 61.Bc2 Bf4 62.Kg6 Be3 63.f7 Bc5 64.Kg7 Bd4+ 65.Kg8 Bc5 66.g6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.31"]
[White "Tapie Amione, Pablo Adib"]
[Black "Abdalla, Luiz Guilherme Aurelli"]
[Result "0-1"]
[WhiteElo "2240"]
[BlackElo "2316"]
[ECO "B80"]
[EventDate "2012.10.12"]
[PlyCount "58"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Be3 Be7 7.g4 d5 8.Bb5+ 
Nbd7 9.exd5 Nxd5 10.Nxd5 exd5 11.Qd2 O-O 12.O-O-O Ne5 13.Nf5 Nxg4 14.Nxe7+
Qxe7 15.Bd4 Bf5 16.Rhg1 f6 17.Bc3 Rfd8 18.Rde1 Qc7 19.Ba5 b6 20.Bb4 Ne5 
21.Rg3 Rac8 22.Ba4 Bg6 23.f4 Nc4 24.Qd4 Nd6 25.Qxd5+ Nf7 26.Qb3 Qxf4+ 27.
Kb1 Bxc2+ 28.Qxc2 Rxc2 29.Bxc2 Qxb4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.32"]
[White "Reis, Renan do Carmo"]
[Black "Caceres Recalde, Fernando"]
[Result "0-1"]
[WhiteElo "2306"]
[BlackElo "2159"]
[ECO "B94"]
[EventDate "2012.10.12"]
[PlyCount "82"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 Nbd7 7.f4 Qc7 8.Qf3 
b5 9.e5 Bb7 10.exd6 Qb6 11.Qe3 e6 12.O-O-O Bxd6 13.f5 e5 14.Ne6 Qxe3+ 15.
Bxe3 Ke7 16.Nxg7 h5 17.Bxb5 axb5 18.Nxb5 Rxa2 19.c4 Bb4 20.Kc2 Nc5 21.Nc3 
Be4+ 22.Nxe4 Ncxe4 23.Ra1 Rxa1 24.Rxa1 Kf8 25.Ra4 Bc5 26.Bxc5+ Nxc5 27.Ra5
Nce4 28.Ne6+ fxe6 29.fxe6 Ke7 30.Rxe5 Rd8 31.b4 Rd2+ 32.Kb3 Rxg2 33.h4 Kd6
34.Ra5 Rg3+ 35.Kb2 Kxe6 36.Ra6+ Ke5 37.b5 Nd6 38.Rc6 Nfe4 39.b6 Kd4 40.c5 
Nc4+ 41.Kc2 Rg2+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.33"]
[White "Mahia, Gustavo"]
[Black "Martinez De Negri, Gonzalo"]
[Result "1-0"]
[WhiteElo "2409"]
[BlackElo "2123"]
[ECO "A45"]
[EventDate "2012.10.12"]
[PlyCount "85"]

1.d4 Nf6 2.Bg5 c5 3.d5 Ne4 4.Bc1 e6 5.dxe6 fxe6 6.Nd2 Nxd2 7.Bxd2 d5 8.e4 
Qf6 9.Nf3 Nc6 10.Bb5 Be7 11.O-O O-O 12.Bxc6 bxc6 13.Bg5 Qf7 14.Ne5 Qe8 15.
Bxe7 Qxe7 16.Nxc6 Qd6 17.exd5 Ba6 18.Re1 Rae8 19.Qh5 Bc4 20.Rad1 Bxd5 21.
Ne5 c4 22.Nxc4 Qf4 23.Ne3 Qxf2+ 24.Kh1 Rd8 25.Qg4 Ba8 26.Qg3 Qf6 27.b3 
Rxd1 28.Rxd1 h5 29.h4 Rc8 30.c4 Be4 31.Kh2 a5 32.Qg5 Qxg5 33.hxg5 Rc5 34.
Kg3 Kf8 35.Kf4 Bg6 36.Rd7 Bb1 37.a3 Ba2 38.b4 axb4 39.axb4 Rc8 40.c5 Rb8 
41.c6 Rxb4+ 42.Ke5 Ke8 43.Rxg7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.34"]
[White "Paniagua Chnelik, Sebastian"]
[Black "Estrada Nieto, Julian"]
[Result "1-0"]
[WhiteElo "2204"]
[BlackElo "2310"]
[ECO "D27"]
[EventDate "2012.10.12"]
[PlyCount "47"]

1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 e6 5.Bxc4 c5 6.O-O a6 7.Bb3 Be7 8.Qe2 Nc6
9.Rd1 Qc7 10.e4 cxd4 11.e5 d3 12.Rxd3 Nxe5 13.Nxe5 Qxc1+ 14.Rd1 Qc7 15.Nc3
Bd6 16.Ba4+ Ke7 17.Ng4 Nxg4 18.Nd5+ Kf8 19.Nxc7 Bxh2+ 20.Kh1 Bxc7 21.Qxg4 
b5 22.Qb4+ Ke8 23.Bxb5+ axb5 24.Qxb5+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.35"]
[White "Pichot, Alan"]
[Black "Pardo Agudelo, Alejandro"]
[Result "0-1"]
[WhiteElo "2300"]
[BlackElo "2181"]
[ECO "B90"]
[EventDate "2012.10.12"]
[PlyCount "44"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.h3 e6 7.g4 Be7 8.Bg2 O-O 
9.Be3 Nc6 10.f4 Nd7 11.Qe2 Bh4+ 12.Kf1 Nxd4 13.Bxd4 e5 14.fxe5 Nxe5 15.Rd1
Qf6+ 16.Kg1 Be6 17.Qe3 Rac8 18.b3 Rc6 19.Rf1 Qe7 20.Kh2 b5 21.Rf5 Bxf5 22.
exf5 Nxg4+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.36"]
[White "Miranda Junior, Roberto Calheiros"]
[Black "Tokman, Ariel"]
[Result "0-1"]
[WhiteElo "2200"]
[BlackElo "2283"]
[ECO "C41"]
[EventDate "2012.10.12"]
[PlyCount "122"]

1.e4 e5 2.Nf3 d6 3.d4 Nf6 4.Nc3 Nbd7 5.Bg5 Be7 6.Be2 c6 7.O-O O-O 8.a4 a5 
9.Qd2 Re8 10.Rad1 h6 11.Bh4 Qc7 12.Kh1 Nf8 13.Bg3 Nh5 14.d5 Nxg3+ 15.hxg3 
Qb6 16.b3 Nh7 17.Nh2 Nf6 18.Bc4 Qc5 19.Qd3 Bd7 20.Rde1 Rab8 21.dxc6 bxc6 
22.f4 Bf8 23.Qf3 Rbd8 24.Re2 Bc8 25.Rd1 Bb7 26.Red2 Bc8 27.Rd3 Be6 28.Bxe6
Rxe6 29.f5 Ree8 30.Ng4 Nxg4 31.Qxg4 Be7 32.Qf3 Bg5 33.Qe2 Rd7 34.g4 Red8 
35.Qf3 Rb8 36.g3 Rb4 37.Kg2 Be7 38.Qf2 Qxf2+ 39.Kxf2 Kf8 40.Kf3 Ke8 41.Ne2
Rb8 42.Nc3 Kd8 43.Nb1 Rb4 44.Nd2 Kc7 45.Nc4 Rd8 46.Ke3 Bg5+ 47.Kf3 Be7 48.
Ke3 f6 49.R1d2 Rd7 50.Nxa5 d5 51.Nc4 Bc5+ 52.Kf3 Re7 53.c3 Rxb3 54.Nb2 Ba3
55.Nd1 Re8 56.Ke2 Bc1 57.exd5 Bxd2 58.d6+ Kd7 59.Rxd2 Ra8 60.Nb2 Rxc3 61.
Nd3 Rxa4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.37"]
[White "Arcos Facio, Mateo"]
[Black "Cerda Albornoz, Guillermo"]
[Result "1-0"]
[WhiteElo "2174"]
[BlackElo "2267"]
[ECO "C00"]
[EventDate "2012.10.12"]
[PlyCount "65"]

1.e4 a6 2.d4 e6 3.Bd3 b5 4.Nf3 Bb7 5.O-O Nf6 6.Nbd2 c5 7.dxc5 Bxc5 8.a4 
Nc6 9.Nb3 Qb6 10.Nxc5 Qxc5 11.Be3 Qh5 12.axb5 axb5 13.Rxa8+ Bxa8 14.Ng5 
Qxd1 15.Rxd1 b4 16.Bc5 h6 17.Nf3 Ng8 18.Ra1 Bb7 19.Ba6 Bxa6 20.Rxa6 f6 21.
Nd4 Nxd4 22.Bxd4 Kf7 23.Ra8 d6 24.Kf1 Rh7 25.Rd8 e5 26.Be3 Ne7 27.Rxd6 Rh8
28.Bc5 Rc8 29.Bxb4 Nc6 30.Bc5 Nd4 31.Bxd4 Ke7 32.Bxe5 Rxc2 33.Bf4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.38"]
[White "Souza Neves, Andrey"]
[Black "Perez, Maximiliano"]
[Result "1-0"]
[WhiteElo "2147"]
[BlackElo "2264"]
[ECO "B91"]
[EventDate "2012.10.12"]
[PlyCount "73"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.g3 e5 7.Nb3 Be7 8.Bg2 O-O
9.O-O b5 10.a4 b4 11.Nd5 Nxd5 12.Qxd5 Ra7 13.Be3 Be6 14.Qd2 Rb7 15.a5 Nc6 
16.Bb6 Qa8 17.Rfd1 Rd7 18.Qe2 Qb7 19.Rd5 Bd8 20.Be3 Bc7 21.Qd2 Rfd8 22.f4 
f6 23.f5 Bf7 24.Nc5 dxc5 25.Rxd7 c4 26.c3 bxc3 27.bxc3 Qb8 28.Rxd8+ Bxd8 
29.Bf1 Bxa5 30.Qd7 Qa8 31.Rb1 Bxc3 32.Rb7 Qe8 33.Qxe8+ Bxe8 34.Bxc4+ Kh8 
35.Bd5 h6 36.Bxc6 Bxc6 37.Re7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.39"]
[White "Santos, Haroldo Cunha dos"]
[Black "Benedetti, Julio"]
[Result "1-0"]
[WhiteElo "2263"]
[BlackElo "2117"]
[ECO "D02"]
[EventDate "2012.10.12"]
[PlyCount "111"]

1.d4 d5 2.Nf3 Nc6 3.h3 e6 4.Bf4 Bd6 5.e3 Nge7 6.Bd3 Ng6 7.Bxg6 hxg6 8.c3 
a5 9.a4 Ne7 10.Qb3 Nf5 11.Nbd2 f6 12.g4 Nh4 13.Nxh4 Rxh4 14.Nf3 Rh8 15.
Qb5+ c6 16.Qd3 g5 17.Bxd6 Qxd6 18.Kd2 Bd7 19.h4 O-O-O 20.hxg5 e5 21.Rxh8 
Rxh8 22.Qg6 Qe7 23.gxf6 gxf6 24.g5 exd4 25.exd4 fxg5 26.Ne5 Rh2 27.Ke3 g4 
28.Rg1 Rh7 29.Rg3 Kc7 30.Ke2 Rh3 31.Kf1 Kb6 32.Kg2 Rh4 33.Qf6 Rh7 34.Qxe7 
Rxe7 35.Nxd7+ Rxd7 36.Rxg4 Re7 37.Kf1 Re6 38.f4 Rf6 39.Kg2 c5 40.Kf3 Kc6 
41.Rg5 cxd4 42.cxd4 Re6 43.Re5 Rh6 44.f5 Kd6 45.Kg4 Rh2 46.Re6+ Kc7 47.f6 
Rxb2 48.Kg5 Kd7 49.Re5 Rg2+ 50.Kf5 Kd6 51.f7 Kd7 52.Kf6 Rf2+ 53.Kg6 Rg2+ 
54.Rg5 Rxg5+ 55.Kxg5 Ke7 56.Kg6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.40"]
[White "Perez Gormaz, Matias"]
[Black "Postolski, Javier"]
[Result "1-0"]
[WhiteElo "2261"]
[BlackElo "2006"]
[ECO "B50"]
[EventDate "2012.10.12"]
[PlyCount "97"]

1.e4 c5 2.Nf3 d6 3.Bc4 Nf6 4.e5 dxe5 5.Nxe5 e6 6.Qe2 Be7 7.O-O O-O 8.Re1 
Nc6 9.Nxc6 bxc6 10.Nc3 Nd5 11.d3 Nxc3 12.bxc3 Bf6 13.Bd2 Qd6 14.Rab1 Rb8 
15.Rb3 Rb6 16.Reb1 Bd8 17.Bc1 Kh8 18.Ba3 Rxb3 19.axb3 e5 20.Re1 f6 21.d4 
exd4 22.cxd4 Bc7 23.g3 Qxd4 24.Rd1 Qe5 25.Qxe5 Bxe5 26.Bxc5 Bg4 27.f3 Bxf3
28.Rd3 Ra8 29.Rxf3 a5 30.Rd3 h6 31.Bb6 Kh7 32.Rd8 Rxd8 33.Bxd8 Bc3 34.Bf7 
f5 35.Kf1 g5 36.Ke2 Kg7 37.Be8 c5 38.Kd3 Bd4 39.h3 Be5 40.g4 f4 41.Bc6 Kf7
42.Bxa5 Ke6 43.Bc3 Bd6 44.Bg7 Kf7 45.Bb2 Ke6 46.Ke4 Bf8 47.Bd5+ Kd6 48.
Be5+ Kd7 49.Kf5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.41"]
[White "Batista, Gerson Peres"]
[Black "Sanchez Sandoval, Gonzalo"]
[Result "1/2-1/2"]
[WhiteElo "2233"]
[BlackElo "2029"]
[ECO "B52"]
[EventDate "2012.10.12"]
[PlyCount "55"]

1.e4 c5 2.Nf3 d6 3.Bb5+ Bd7 4.Bxd7+ Qxd7 5.O-O Nc6 6.Qe2 Nf6 7.Rd1 g5 8.c3
g4 9.Nh4 Bh6 10.Nf5 Bg5 11.d4 Bxc1 12.Rxc1 O-O-O 13.Na3 d5 14.Ng3 h5 15.e5
h4 16.exf6 hxg3 17.fxg3 exf6 18.Rf1 Rh6 19.Rf4 f5 20.Raf1 Ne7 21.dxc5 Rdh8
22.Nb5 Rxh2 23.Nd6+ Kb8 24.Rb4 b6 25.Nxf7 Rh1+ 26.Kf2 Rxf1+ 27.Kxf1 Rh1+ 
28.Kf2 {Ilegible} 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.42"]
[White "Borja Avila, Raul"]
[Black "Contreras Rodriguez, Henry"]
[Result "0-1"]
[WhiteElo "2140"]
[BlackElo "2220"]
[ECO "E62"]
[EventDate "2012.10.12"]
[PlyCount "35"]

1.c4 Nf6 2.Nc3 g6 3.g3 Bg7 4.Bg2 O-O 5.d4 d6 6.Nf3 c6 7.O-O Qa5 8.a3 Qh5 
9.Re1 Bh3 10.Bh1 Nbd7 11.Ng5 e5 12.Nxh3 Qxh3 13.Bg2 Qh5 14.d5 e4 15.Qa4 
Rfd8 16.Qc2 a6 17.a4 b6 18.Bd2 {Ilegible} 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.43"]
[White "Fernandez, Maria Florencia"]
[Black "Caceres Vasquez, Sergio"]
[Result "0-1"]
[WhiteElo "2138"]
[BlackElo "2213"]
[ECO "D15"]
[EventDate "2012.10.12"]
[PlyCount "132"]

1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 a6 5.e3 b5 6.b3 g6 7.Bb2 Bg7 8.h3 O-O 9.
Ne5 e6 10.Qc2 Nfd7 11.Nf3 Bb7 12.Be2 Nf6 13.O-O Nbd7 14.Ne5 Nxe5 15.dxe5 
Nd7 16.f4 Qb6 17.Qd2 Rfd8 18.cxd5 cxd5 19.Bf3 a5 20.Ne2 Rdc8 21.Bd4 Qd8 
22.Nc3 Ba6 23.Rfd1 Nb6 24.Rac1 b4 25.Ne2 Bf8 26.Ng3 Be7 27.Nh1 Rxc1 28.
Rxc1 Rc8 29.Rxc8 Nxc8 30.Qc2 Qd7 31.Nf2 Na7 32.Ng4 Qc6 33.Qd2 Nb5 34.Nf6+ 
Kg7 35.Qf2 Nxd4 36.exd4 Qc1+ 37.Kh2 Bxf6 38.exf6+ Kxf6 39.Qh4+ Kg7 40.f5 
g5 41.f6+ Kxf6 42.Qxh7 Qf4+ 43.Kh1 Qh4 44.Qg8 Bd3 45.Qd8+ Kg7 46.Qxa5 Qxd4
47.Qd8 Qa1+ 48.Kh2 Qe5+ 49.Kg1 Qe3+ 50.Kh2 Bg6 51.Qe7 Qd2 52.a4 bxa3 53.
Qxa3 e5 54.Qe7 Qf4+ 55.Kh1 e4 56.Bg4 d4 57.b4 e3 58.b5 Qf1+ 59.Kh2 Qxb5 
60.h4 gxh4 61.Kh3 Qb6 62.g3 Qf6 63.Qa7 hxg3 64.Kxg3 Qe5+ 65.Kh4 Qh2+ 66.
Bh3 Qf4+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.44"]
[White "Gascon Del Nogal, Jose Rafael"]
[Black "Lopez Miller, Indalecio"]
[Result "1-0"]
[WhiteElo "2206"]
[BlackElo "1940"]
[ECO "B63"]
[EventDate "2012.10.12"]
[PlyCount "79"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Qd2 Be7 8.O-O-O
O-O 9.f3 Nxd4 10.Qxd4 a6 11.Kb1 Qa5 12.Qd2 Rd8 13.Nd5 Qxd2 14.Nxe7+ Kf8 
15.Bxd2 Kxe7 16.Ba5 Rd7 17.Bb6 h6 18.Be2 d5 19.e5 Ng8 20.f4 f6 21.Bh5 Kf8 
22.Rhe1 f5 23.c4 Ne7 24.Bf3 Kf7 25.Bc5 Ng6 26.Bh5 Rc7 27.Bd4 Rxc4 28.Re3 
Bd7 29.Rg3 Be8 30.Bxg6+ Kf8 31.Bxe8 Rxe8 32.Rc3 b5 33.b3 Rxc3 34.Bxc3 Rc8 
35.Bd4 g5 36.Rc1 Rxc1+ 37.Kxc1 Ke7 38.Kd2 Kd7 39.fxg5 hxg5 40.Be3 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.45"]
[White "Leskovar, Matias"]
[Black "Sperb, Eduardo Quintana"]
[Result "0-1"]
[WhiteElo "2283"]
[BlackElo "2040"]
[ECO "A00"]
[EventDate "2012.10.12"]
[PlyCount "0"]

0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.46"]
[White "Rioseco Pinochet, Fernan"]
[Black "Monteiro, Marcos Paul de Souza"]
[Result "1-0"]
[WhiteElo "2236"]
[BlackElo "2040"]
[ECO "B12"]
[EventDate "2012.10.12"]
[PlyCount "51"]

1.e4 c6 2.d4 d5 3.e5 Bf5 4.Nf3 e6 5.Be2 Nd7 6.O-O c5 7.Be3 c4 8.Ne1 Ne7 9.
f4 Be4 10.Nc3 f5 11.Nxe4 fxe4 12.Bg4 Qb6 13.f5 exf5 14.Bxf5 Nxe5 15.Qe2 
N5g6 16.Bh3 Ng8 17.Bg5 Qxd4+ 18.Kh1 Be7 19.Rd1 Qc5 20.Be6 Bxg5 21.Rxd5 Qe3
22.Bf7+ Ke7 23.Qg4 Nf6 24.Qe6+ Kf8 25.Rd7 Ne5 26.Qe7# 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.47"]
[White "Heinecke, Lucas"]
[Black "Bouwman, Marcelo Wanderley"]
[Result "1/2-1/2"]
[WhiteElo "1978"]
[BlackElo "2233"]
[ECO "A10"]
[EventDate "2012.10.12"]
[PlyCount "55"]

1.Nf3 g6 2.c4 Bg7 3.g3 e5 4.Nc3 Nc6 5.Bg2 Nge7 6.d3 d5 7.cxd5 Nxd5 8.Nxd5 
Qxd5 9.O-O O-O 10.Be3 Qd8 11.Rc1 Be6 12.a3 h6 13.b4 a6 14.Nd2 Bd5 15.Bxd5 
Qxd5 16.Qb3 Qd7 17.Ne4 Kh7 18.Qc4 Qh3 19.Nc5 Nd8 20.d4 b6 21.Nb3 a5 22.
dxe5 axb4 23.axb4 Ra3 24.Nd4 Bxe5 25.Nb5 Rxe3 26.fxe3 Bxg3 27.hxg3 Qxg3+ 
28.Kh1 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.48"]
[White "Lingua, Alejo"]
[Black "Palmiotto, Marco Ivan"]
[Result "1/2-1/2"]
[WhiteElo "2232"]
[BlackElo "1985"]
[ECO "B90"]
[EventDate "2012.10.12"]
[PlyCount "19"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be3 Ng4 7.Bc1 Nf6 8.Be3 
Ng4 9.Bc1 Nf6 10.Be3 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.49"]
[White "Evans, Pablo"]
[Black "Assumpcao, Roberto"]
[Result "0-1"]
[WhiteElo "2017"]
[BlackElo "2218"]
[ECO "C54"]
[EventDate "2012.10.12"]
[PlyCount "94"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Nf6 5.b4 Bb6 6.d3 d6 7.a4 a5 8.b5 Ne7 9.
Qb3 O-O 10.Bg5 Ng6 11.Nbd2 h6 12.Be3 Bxe3 13.fxe3 c6 14.Qa2 d5 15.exd5 
cxd5 16.Bb3 Qb6 17.Nf1 e4 18.Nd4 exd3 19.Bxd5 Qc5 20.Bf3 Qxc3+ 21.Nd2 Re8 
22.Kf2 Ne5 23.Rhc1 Qb4 24.Rc7 Qd6 25.Rac1 Neg4+ 26.Kf1 Nxe3+ 27.Kg1 Bd7 
28.Bxb7 Qxd4 29.Nf3 Qf4 30.Bxa8 Nc2 31.R1xc2 dxc2 32.Qxc2 Rxa8 33.b6 Qe3+ 
34.Qf2 Qxf2+ 35.Kxf2 Rb8 36.b7 Be6 37.Nd4 Nd5 38.Nxe6 Nxc7 39.Nxc7 Rxb7 
40.Nb5 Re7 41.Nd6 Kf8 42.Nc4 Re4 43.Nxa5 Rxa4 44.Nb7 Ke7 45.Kf3 Rc4 46.Kf2
Kd7 47.Kf3 Kc7 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.50"]
[White "Ferro, Ezequiel"]
[Black "Bulgarini Torre, Marco"]
[Result "1/2-1/2"]
[WhiteElo "2214"]
[BlackElo "1977"]
[ECO "D50"]
[EventDate "2012.10.12"]
[PlyCount "36"]

1.d4 Nf6 2.c4 e6 3.Nc3 d5 4.Bg5 c5 5.cxd5 cxd4 6.Qa4+ Qd7 7.Qxd4 Nc6 8.Qa4
Nxd5 9.Rd1 Bb4 10.Qc2 Qc7 11.Nf3 O-O 12.e4 Bxc3+ 13.bxc3 Ncb4 14.Qb3 Qxc3+
15.Rd2 Qa1+ 16.Rd1 Qc3+ 17.Rd2 Qa1+ 18.Rd1 Qc3+ 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.51"]
[White "Sampaio, Leonardo de Souza Prallon"]
[Black "Mackeprang, Luis"]
[Result "1/2-1/2"]
[WhiteElo "1976"]
[BlackElo "2145"]
[ECO "B50"]
[EventDate "2012.10.12"]
[PlyCount "77"]

1.e4 c5 2.Nf3 d6 3.g3 Nf6 4.d3 g6 5.Bg2 Bg7 6.O-O Nc6 7.Nbd2 O-O 8.a4 h6 
9.c3 d5 10.Re1 Be6 11.Qc2 Rc8 12.Bf1 Qd7 13.b3 Rfd8 14.Ba3 b6 15.Rad1 Nb4 
16.Qb1 dxe4 17.dxe4 Nd3 18.Re3 Nxf2 19.Kxf2 Ng4+ 20.Ke2 Nxe3 21.Kxe3 Bxc3 
22.Ke2 Bg4 23.Bc1 Rc6 24.Qc2 Bb4 25.h3 Bxh3 26.Ne5 Bg4+ 27.Ndf3 Qxd1+ 28.
Qxd1 Rxd1 29.Kxd1 Bxf3+ 30.Nxf3 f6 31.Bc4+ Kg7 32.Ke2 Bc3 33.Kd3 Ba1 34.
Bf4 e5 35.Bd2 Rd6+ 36.Ke2 g5 37.g4 Kg6 38.Nh2 h5 39.Nf1 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.52"]
[White "Pineiro, Dario"]
[Black "Maldonado, Federico"]
[Result "0-1"]
[WhiteElo "2141"]
[BlackElo "1973"]
[ECO "E69"]
[EventDate "2012.10.12"]
[PlyCount "108"]

1.d4 Nf6 2.c4 g6 3.g3 Bg7 4.Bg2 O-O 5.Nc3 d6 6.Nf3 Nbd7 7.O-O e5 8.e4 c6 
9.h3 Qb6 10.Re1 Qb4 11.Bf1 a5 12.Na4 d5 13.c5 b5 14.a3 Qxe1 15.Nxe1 bxa4 
16.Qxa4 exd4 17.Qxc6 Rb8 18.exd5 Bb7 19.Qc7 Rfc8 20.Qxa5 Nxc5 21.Bc4 Bxd5 
22.Bxd5 Nxd5 23.Rb1 Nc3 24.Bf4 Rb5 25.Qxb5 Nxb5 26.Rc1 Na7 27.Kf1 Ne6 28.
Rxc8+ Nxc8 29.Bd2 Nc5 30.Ke2 d3+ 31.Nxd3 Nxd3 32.Kxd3 Bxb2 33.a4 Kf8 34.a5
Ke7 35.Kc4 Kd6 36.Kb5 Na7+ 37.Kb6 Bd4+ 38.Kb7 Bxf2 39.a6 Nc6 40.Bf4+ Kd5 
41.g4 f5 42.gxf5 gxf5 43.Kc7 Nb4 44.Kb7 Ke4 45.Bd6 Nxa6 46.Kxa6 f4 47.Kb5 
Be3 48.Kc6 f3 49.Bg3 f2 50.Bxf2 Bxf2 51.Kd6 h5 52.Ke6 Kf4 53.Kf6 h4 54.Kg6
Kg3 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.53"]
[White "Fiora, Emilio"]
[Black "Arango, Andres Mauricio"]
[Result "1-0"]
[WhiteElo "1954"]
[BlackElo "2140"]
[ECO "D01"]
[EventDate "2012.10.12"]
[PlyCount "65"]

1.d4 d5 2.Nc3 Nf6 3.Bg5 Bf5 4.e3 Nbd7 5.Bd3 g6 6.Nf3 Ne4 7.Bxe4 Bxe4 8.
Nxe4 dxe4 9.Nd2 f5 10.c3 c6 11.Nc4 Nb6 12.Nxb6 Qxb6 13.Qb3 O-O-O 14.Qe6+ 
Rd7 15.O-O-O Bg7 16.h4 c5 17.Qf7 Bf6 18.dxc5 Rxd1+ 19.Rxd1 Qc6 20.Bxf6 
Qxf6 21.Qxf6 exf6 22.c6 bxc6 23.Rd6 Kc7 24.Rxf6 a5 25.h5 Rg8 26.Rf7+ Kb6 
27.Rxh7 gxh5 28.Rxh5 Rxg2 29.Rxf5 a4 30.b3 a3 31.b4 Rg1+ 32.Kc2 Ra1 33.Kb3
1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.54"]
[White "Ferreira, Kleber Victor"]
[Black "Ayala, Gustavo"]
[Result "1-0"]
[WhiteElo "2121"]
[BlackElo "1955"]
[ECO "B23"]
[EventDate "2012.10.12"]
[PlyCount "105"]

1.e4 c5 2.Nc3 e6 3.f4 Nc6 4.Nf3 a6 5.d3 Nge7 6.Be2 d5 7.O-O d4 8.Nb1 g6 9.
Nbd2 Bg7 10.Qe1 O-O 11.a4 Bd7 12.Qh4 Nc8 13.Qg3 Qe7 14.Nc4 Rb8 15.a5 b5 
16.Nce5 f6 17.Nxc6 Bxc6 18.f5 Qd6 19.Qg4 gxf5 20.exf5 e5 21.Nd2 Ne7 22.Ne4
Bxe4 23.Qxe4 Nc6 24.Rf3 Rf7 25.Rh3 Bh8 26.Bh6 Bg7 27.Bd2 Bh8 28.Bh5 Rd7 
29.Rf1 Rbb7 30.Be8 Rdc7 31.Rg3+ Kf8 32.Bh6+ Bg7 33.Rxg7 Kxe8 34.Rg8+ Kd7 
35.Bf8 Ne7 36.Bxe7 Kxe7 37.Rf3 Rd7 38.Qh4 Qd5 39.Rfg3 Qc6 40.R3g7+ Kd6 41.
Qxf6+ Kd5 42.Qg5 c4 43.Rxd7+ Rxd7 44.Rd8 cxd3 45.cxd3 b4 46.Qg8+ Kd6 47.
Qe6+ Kc7 48.Rxd7+ Qxd7 49.Qxd7+ Kxd7 50.Kf2 h5 51.Kf3 Ke7 52.Ke4 Kf6 53.h4
1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.55"]
[White "Arias, Juan Cruz"]
[Black "San Martin Basualto, Epiro"]
[Result "0-1"]
[WhiteElo "1899"]
[BlackElo "2114"]
[ECO "C11"]
[EventDate "2012.10.12"]
[PlyCount "84"]

1.e4 e6 2.Nf3 d5 3.Nc3 Nf6 4.e5 Nfd7 5.d4 c5 6.dxc5 Nc6 7.Bf4 Bxc5 8.Bd3 
f6 9.exf6 Nxf6 10.Qe2 O-O 11.O-O-O a6 12.Ne5 Bd6 13.Rhe1 Qc7 14.h3 Bd7 15.
g4 Nxe5 16.Bxe5 Bxe5 17.Qxe5 Qxe5 18.Rxe5 Ne8 19.Rd2 b5 20.Nd1 Nd6 21.Ne3 
Nf7 22.Rh5 g6 23.Rh4 Ne5 24.Re2 Nf3 25.Rh6 Kg7 26.g5 Rae8 27.Ng4 e5 28.Re3
e4 29.Be2 Nxg5 30.Rh4 h5 31.Ne5 Rxe5 32.f4 exf3 33.Rxe5 fxe2 34.Re7+ Kh6 
35.Kd2 Nf3+ 36.Kxe2 Nxh4 37.Rxd7 Ng2 38.Rd6 Nf4+ 39.Ke3 a5 40.Ra6 a4 41.
Rd6 d4+ 42.Kxd4 Rf5 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.56"]
[White "Brizzi, Victor Emmanuel"]
[Black "Vazquez Massaro, Maximiliano"]
[Result "0-1"]
[WhiteElo "1930"]
[BlackElo "2112"]
[ECO "C00"]
[EventDate "2012.10.12"]
[PlyCount "61"]

1.e4 e6 2.d3 d5 3.Qe2 Be7 4.Nf3 Nf6 5.g3 b5 6.Bg2 dxe4 7.dxe4 b4 8.Nbd2 
Ba6 9.Nc4 O-O 10.b3 Nc6 11.Bb2 Bc5 12.h4 Qe7 13.O-O e5 14.Rad1 Rad8 15.Rd3
Nd7 16.Rfd1 f6 17.Bh3 Nb6 18.Rxd8 Rxd8 19.Rxd8+ Qxd8 20.Be6+ Kf8 21.Nfd2 
Nd4 22.Bxd4 Qxd4 23.Nf3 Qa1+ 24.Kg2 Ke7 25.Bg8 Qxa2 26.Qd3 Qa1 27.h5 g5 
28.hxg6 hxg6 29.Nh4 Qd4 30.Nxg6+ Ke8 31.Qxd4 {Tiempo} 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.57"]
[White "Chiari, Arthur Gontijo"]
[Black "Villegas, Franco"]
[Result "0-1"]
[WhiteElo "2098"]
[BlackElo "1852"]
[ECO "C05"]
[EventDate "2012.10.12"]
[PlyCount "96"]

1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.Bd3 c5 6.c3 Nc6 7.Ngf3 Qb6 8.O-O Be7
9.Re1 O-O 10.Nf1 f6 11.exf6 Nxf6 12.Ng3 Kh8 13.Bb1 cxd4 14.cxd4 Bd7 15.a3 
a5 16.Qd3 Qa6 17.Bd2 Qxd3 18.Bxd3 Bd6 19.Bc3 Rab8 20.Ng5 Rbe8 21.Bb5 Bc7 
22.Rac1 Bf4 23.Bxc6 bxc6 24.Nf3 Bxc1 25.Rxc1 Rb8 26.Ne5 Rfc8 27.Nd3 Rb5 
28.Rc2 Be8 29.Re2 Bg6 30.Nc5 Bf7 31.a4 Rxc5 32.dxc5 Nd7 33.f4 Nxc5 34.f5 
Re8 35.fxe6 Rxe6 36.Rf2 Kg8 37.Nf5 Nxa4 38.Nxg7 Re4 39.Nf5 Nxc3 40.bxc3 
Bg6 41.Nd4 Re1+ 42.Rf1 Rxf1+ 43.Kxf1 c5 44.Nb3 a4 45.Nc1 c4 46.Ke2 a3 47.
Ke3 Kf7 48.Kd4 Ke6 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.58"]
[White "Krumrick, Ezequiel Arturo"]
[Black "Crespo, Eugenio"]
[Result "0-1"]
[BlackElo "2076"]
[ECO "D02"]
[EventDate "2012.10.12"]
[PlyCount "139"]

1.d4 d5 2.Nf3 Nf6 3.Bf4 c6 4.c3 Bf5 5.Nbd2 e6 6.Qb3 Qb6 7.e3 Be7 8.Be2 
Nbd7 9.h3 Ne4 10.Qxb6 axb6 11.O-O g5 12.Bh2 f6 13.Nxe4 Bxe4 14.Nd2 Bg6 15.
Bg4 h5 16.Be2 Bf5 17.a3 Kf7 18.c4 g4 19.h4 Kg7 20.cxd5 exd5 21.Rac1 b5 22.
Bd1 Bd3 23.Re1 b4 24.a4 b3 25.Rc3 Bc2 26.Bxc2 bxc2 27.Rxc2 Rxa4 28.b3 Ra3 
29.Rb1 Bb4 30.Nf1 Rha8 31.Ng3 Kg6 32.Ne2 Ra1 33.Nf4+ Kh6 34.Rcc1 Rxb1 35.
Rxb1 f5 36.Nd3 Be7 37.Bf4+ Kg7 38.Bg3 Ra2 39.Kf1 Kf7 40.f3 Nf8 41.Ne5+ Ke6
42.Be1 Bd6 43.Nd3 Ng6 44.f4 b6 45.Rc1 Kd7 46.Rb1 c5 47.g3 Nf8 48.dxc5 bxc5
49.Rc1 Ne6 50.Bc3 Ra3 51.Rb1 c4 52.Nc1 Kc6 53.Bb2 Ra8 54.bxc4 dxc4 55.Bc3 
Nc5 56.Ne2 Ne4 57.Nd4+ Kd5 58.Rb5+ Bc5 59.Be1 Ra1 60.Ke2 Ra2+ 61.Kf1 Nd6 
62.Rb8 Bxd4 63.exd4 Ke4 64.Rd8 Nb5 65.d5 c3 66.d6 c2 67.Bd2 Kf3 68.Re8 
Ra1+ 69.Re1 Rxe1+ 70.Kxe1 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.59"]
[White "Anino, Sergio"]
[Black "Hernandez Amura, Gilberto"]
[Result "0-1"]
[WhiteElo "2226"]
[BlackElo "1851"]
[ECO "A56"]
[EventDate "2012.10.12"]
[PlyCount "70"]

1.d4 Nf6 2.c4 c5 3.d5 g6 4.Nc3 Bg7 5.e4 d6 6.Nge2 O-O 7.Ng3 e6 8.Be2 exd5 
9.cxd5 a6 10.a4 Nbd7 11.O-O Rb8 12.f3 h5 13.Bg5 Qc7 14.Qd2 Re8 15.f4 c4 
16.f5 b5 17.axb5 axb5 18.fxg6 fxg6 19.Qc2 Nh7 20.Be3 Nc5 21.e5 Rxe5 22.Bf4
Bf5 23.Qd1 b4 24.Bxe5 Bxe5 25.Nxf5 gxf5 26.Na4 Nxa4 27.Rxa4 Bxb2 28.Qb1 c3
29.Bxh5 Ba3 30.Qxf5 c2 31.Qg6+ Kh8 32.Qg4 Qc5+ 33.Kh1 c1=Q 34.Rxc1 Qxc1+ 
35.Qd1 Rc8 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.60"]
[White "Barea, Luis"]
[Black "Jorquera Alfaro, Mauricio"]
[Result "1/2-1/2"]
[WhiteElo "2245"]
[BlackElo "2036"]
[ECO "D45"]
[EventDate "2012.10.12"]
[PlyCount "81"]

1.d4 Nf6 2.c4 e6 3.Nf3 d5 4.Nc3 c6 5.e3 Nbd7 6.Qc2 Be7 7.g4 dxc4 8.Bxc4 b5
9.Bd3 g6 10.g5 Nh5 11.Rg1 a6 12.Be4 Bb7 13.a4 b4 14.Ne2 Rc8 15.Bd2 a5 16.
Ng3 Ng7 17.h4 Qb6 18.Ne5 Nxe5 19.dxe5 Nf5 20.Nxf5 exf5 21.Bd3 Ba6 22.Bxa6 
Qxa6 23.e4 fxe4 24.Qxe4 c5 25.Rg3 c4 26.Rc1 O-O 27.Rg4 Qe6 28.Rxc4 Rxc4 
29.Qxc4 Qxe5+ 30.Re4 Qd6 31.Bf4 Qd7 32.Qc7 Rd8 33.Qxd7 Rxd7 34.Re3 Bd6 35.
Re8+ Kg7 36.Be3 f6 37.Ra8 fxg5 38.hxg5 Bc7 39.Ra7 Kf7 40.Ke2 Ke6 41.Kf3 
1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.61"]
[White "Santopietro, Gerardo"]
[Black "Andrade, Roberto Luiz Costa"]
[Result "0-1"]
[WhiteElo "2006"]
[BlackElo "2187"]
[ECO "B30"]
[EventDate "2012.10.12"]
[PlyCount "102"]

1.e4 c5 2.Nf3 Nf6 3.Nc3 Nc6 4.Bc4 e6 5.d3 d5 6.exd5 exd5 7.Bb3 Be7 8.h3 
O-O 9.O-O h6 10.Ne2 d4 11.Ng3 Re8 12.Nh4 Bd7 13.Nhf5 Bf8 14.Bf4 Na5 15.Nd6
Bxd6 16.Bxd6 Nxb3 17.axb3 Bxh3 18.Bxc5 Bxg2 19.Kxg2 Qd5+ 20.Qf3 Qxc5 21.
Rfc1 b6 22.c3 a5 23.b4 Qd5 24.Qxd5 Nxd5 25.bxa5 Nf4+ 26.Kf3 Nxd3 27.Rd1 
Nxb2 28.Rxd4 Rxa5 29.Rb1 Na4 30.Rb3 Rc8 31.c4 Kh7 32.Nf1 Rf5+ 33.Kg2 Rc6 
34.Ne3 Rg6+ 35.Rg4 Rxg4+ 36.Nxg4 Rc5 37.Ne3 Rc6 38.Kf1 h5 39.Kg2 g5 40.Kh3
f6 41.Kg2 Nc5 42.Rb4 Nd3 43.Rb3 Ne5 44.Rb4 Kg6 45.Nd5 Rxc4 46.Rxb6 Ng4 47.
f3 Rd4 48.fxg4 Rxd5 49.gxh5+ Kg7 50.Kg3 Rf5 51.Rb8 Rf4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.62"]
[White "Rivas, Lucas"]
[Black "Fiori, Alberto Nicolas"]
[Result "1/2-1/2"]
[WhiteElo "1987"]
[BlackElo "2159"]
[ECO "A08"]
[EventDate "2012.10.12"]
[PlyCount "97"]

1.e4 c5 2.Nf3 e6 3.d3 d5 4.Nbd2 Nc6 5.g3 g6 6.Bg2 Bg7 7.O-O Nge7 8.Re1 h6 
9.e5 Qc7 10.Nb3 b6 11.d4 cxd4 12.Nbxd4 a6 13.Nxc6 Nxc6 14.Qe2 a5 15.c3 Ba6
16.Qe3 Rc8 17.h4 h5 18.Qf4 Bd3 19.Be3 Be4 20.Bd4 Bxf3 21.Qxf3 Rb8 22.Qd3 
O-O 23.f4 Ne7 24.Rac1 Rfc8 25.Bf1 Nf5 26.Rcd1 Bf8 27.Kg2 Be7 28.Kh2 Qd8 
29.Bh3 Nh6 30.Bxe6 Kh7 31.Bxf7 Nxf7 32.f5 Qg8 33.f6 Bc5 34.e6 Nh6 35.Qf3 
Rf8 36.f7 Nxf7 37.exf7 Rxf7 38.Qxd5 Bxd4 39.Qxd4 Qf8 40.Rd2 Rbb7 41.Ree2 
Rfd7 42.Qxd7+ Rxd7 43.Rxd7+ Kh6 44.Rde7 Qf1 45.c4 Qf3 46.b3 Qf1 47.R7e3 
Kg7 48.a3 Qc1 49.a4 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.63"]
[White "Avila, Pedro Andres"]
[Black "Sepulveda Perez, Jorge Eduardo"]
[Result "1-0"]
[WhiteElo "2145"]
[BlackElo "1953"]
[ECO "B21"]
[EventDate "2012.10.12"]
[PlyCount "95"]

1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 Nc6 5.Bc4 e6 6.Nf3 a6 7.O-O d6 8.Qe2 
Nf6 9.Rd1 Qc7 10.Bf4 Ne5 11.Bb3 Be7 12.Rac1 Qb8 13.Nd4 O-O 14.h3 Rd8 15.
Bg3 Bd7 16.f4 Nc6 17.Nf3 b5 18.Kh1 Na5 19.Bc2 Nc4 20.Bd3 Nb6 21.Ng5 g6 22.
Nf3 Qb7 23.Bh4 Bc6 24.a3 Nh5 25.Qe3 Nc4 26.Bxc4 bxc4 27.Bxe7 Qxe7 28.Ne2 
Bb5 29.Rd2 Nf6 30.Rcd1 Qb7 31.Nc3 Bc6 32.Re1 Rab8 33.Qd4 Nh5 34.Qe3 Qb6 
35.Nd4 Be8 36.Qf3 Bc6 37.f5 Ng7 38.f6 Ne8 39.Nxe6 Rd7 40.Rf1 Nc7 41.Nxc7 
Qxc7 42.Qf4 Qd8 43.Rfd1 Qe8 44.Rxd6 Rxd6 45.Rxd6 Bb5 46.a4 Bc6 47.Qh6 Qxe4
48.Qg7# 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.64"]
[White "Bianchi, Augusto"]
[Black "Fiori, Hector"]
[Result "1-0"]
[WhiteElo "1903"]
[BlackElo "2125"]
[ECO "A89"]
[EventDate "2012.10.12"]
[PlyCount "81"]

1.c4 g6 2.Nf3 Bg7 3.Nc3 d6 4.g3 f5 5.d4 Nf6 6.Bg2 O-O 7.O-O Nc6 8.Rb1 Nh5 
9.h3 Kh8 10.b4 Rb8 11.Qd2 e5 12.dxe5 dxe5 13.Qxd8 Nxd8 14.Nd2 Ne6 15.Bb2 
Bd7 16.Rfd1 Rfd8 17.Nb3 b6 18.Nd5 Ba4 19.Ne7 e4 20.Bxg7+ Kxg7 21.e3 c6 22.
g4 Kf6 23.Nxc6 Bxc6 24.gxh5 gxh5 25.Nd4 Ba4 26.Rd2 Rb7 27.Rbb2 Rg8 28.Kh2 
Rbg7 29.f3 exf3 30.Bxf3 Rg3 31.Rg2 Nxd4 32.Rxg3 Rxg3 33.Kxg3 h4+ 34.Kf2 
Ne6 35.Bd5 Ng5 36.Kg2 Ke5 37.Bb7 Ne6 38.Rd2 f4 39.Rd5+ Kf6 40.Rd6 fxe3 41.
Bd5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.65"]
[White "Baeta, Marcio Netto"]
[Black "Speranza, Mariano"]
[Result "1-0"]
[WhiteElo "2101"]
[BlackElo "1851"]
[ECO "D43"]
[EventDate "2012.10.12"]
[PlyCount "67"]

1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 Nbd7 6.Nf3 c6 7.Rc1 dxc4 8.Bxc4 
b5 9.Bd3 Bb7 10.O-O a6 11.e4 h6 12.Be3 Ng4 13.Bf4 c5 14.d5 e5 15.Bg3 Bd6 
16.Nh4 h5 17.Nf5 Qf6 18.Be2 Nh6 19.Bh4 g5 20.Bxg5 Qg6 21.Bxh5 Qxg5 22.
Nxd6+ Ke7 23.Nxb7 Rag8 24.d6+ Ke8 25.Bf3 Qh4 26.Re1 Ng4 27.Bxg4 Rxg4 28.
Qf3 Qxh2+ 29.Kf1 Rf4 30.Qe3 Qh1+ 31.Ke2 Qxg2 32.Rg1 Qh3 33.Qxh3 Rxh3 34.
Rg8+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.66"]
[White "Cervetto, Esteban"]
[Black "Saitta, Jorge"]
[Result "1-0"]
[WhiteElo "2100"]
[BlackElo "1847"]
[ECO "B32"]
[EventDate "2012.10.12"]
[PlyCount "97"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 e5 5.Nb5 a6 6.Nd6+ Bxd6 7.Qxd6 Qf6 8.
Qxf6 Nxf6 9.Nc3 Nb4 10.Bd3 Nxd3+ 11.cxd3 h6 12.f4 exf4 13.Bxf4 O-O 14.O-O 
Kh7 15.Bd6 Re8 16.e5 Re6 17.Na4 Nd5 18.Rxf7 b6 19.Nc3 Ne3 20.Re1 Nc2 21.
Re4 Bb7 22.Rg4 Rg6 23.Rxg6 Kxg6 24.Rxd7 Bc8 25.Rc7 Nd4 26.Nd5 Be6 27.Nf4+ 
Kf5 28.Nxe6 Nxe6 29.Rf7+ Kg6 30.Rb7 b5 31.Rb6 Rc8 32.Rxa6 Kf5 33.b4 Rc2 
34.a4 bxa4 35.Rxa4 Nf4 36.g3 Rc1+ 37.Kf2 Nxd3+ 38.Ke3 Nxe5 39.Ra5 Re1+ 40.
Kf2 Re4 41.Rxe5+ Rxe5 42.Bxe5 Kxe5 43.h4 g6 44.Ke3 Kd5 45.Kf4 Ke6 46.Ke4 
Kd6 47.Kd4 g5 48.hxg5 hxg5 49.g4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.67"]
[White "Pirola, Marcos"]
[Black "Oliveira, Francemir Barra de"]
[Result "0-1"]
[WhiteElo "2070"]
[BlackElo "1799"]
[ECO "A23"]
[EventDate "2012.10.12"]
[PlyCount "78"]

1.c4 Nf6 2.Nc3 e5 3.g3 c6 4.d4 exd4 5.Qxd4 Be7 6.Bg2 O-O 7.e4 d6 8.Nge2 
Nbd7 9.O-O Nc5 10.b4 Ne6 11.Qd3 Qc7 12.Bb2 Nd7 13.f4 Qb6+ 14.Kh1 Qxb4 15.
a3 Qa5 16.Rad1 Ndc5 17.Qc2 Rb8 18.f5 Nd8 19.f6 gxf6 20.Nf4 Nd7 21.Ncd5 
cxd5 22.Nxd5 Nc6 23.Rf5 Nde5 24.Qf2 Bxf5 25.Qxf5 Qd8 26.Bh3 Kh8 27.Rf1 Rg8
28.Qh5 Rg5 29.Qe2 a6 30.Bc1 Rg6 31.Bf5 Nd4 32.Qf2 Nxf5 33.exf5 Rg8 34.Qd4 
Rc8 35.Qa7 Qd7 36.Nb6 Qc6+ 37.Nd5 Nxc4 38.Qd4 Ne5 39.Kg1 {Ilegible} 39...
Bd8 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.68"]
[White "Rodriguez, Carolina"]
[Black "Lo Presti, Roberto"]
[Result "1-0"]
[WhiteElo "1776"]
[BlackElo "2065"]
[ECO "C06"]
[EventDate "2012.10.12"]
[PlyCount "135"]

1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.Bd3 c5 6.c3 Nc6 7.Ne2 cxd4 8.cxd4 f6
9.exf6 Nxf6 10.O-O Bd6 11.Nf3 O-O 12.Bf4 Nh5 13.Bxd6 Qxd6 14.Ng3 Nf4 15.
Bb1 Bd7 16.Re1 Qb4 17.b3 g6 18.Bc2 Rac8 19.Rc1 Nh3+ 20.gxh3 Rxf3 21.Qxf3 
Nxd4 22.Qg4 Rxc2 23.Red1 Qc3 24.Rxc2 Nxc2 25.Rc1 Qb2 26.Rd1 Qg7 27.Rd2 Na3
28.Qd4 Qxd4 29.Rxd4 Nc2 30.Rd1 Nb4 31.Rd2 Kf7 32.f4 Bb5 33.Kf2 Kf6 34.Ke3 
Nc6 35.a4 Ba6 36.Ne2 Bxe2 37.Kxe2 Kf5 38.Kf3 g5 39.fxg5 Kxg5 40.Rg2+ Kf6 
41.h4 Nd4+ 42.Kg4 Nxb3 43.Rb2 Nc5 44.Rb5 b6 45.a5 Ke5 46.axb6 axb6 47.Rxb6
d4 48.Kf3 Kd5 49.h5 e5 50.Rh6 e4+ 51.Ke2 Ne6 52.Rxh7 Nf4+ 53.Kd1 e3 54.h6 
Ke4 55.Rg7 d3 56.h7 Nh3 57.Rd7 Ng5 58.Rd4+ Kxd4 59.h8=Q+ Ke4 60.Qe8+ Kf4 
61.Qf8+ Ke5 62.Qg7+ Kf4 63.Qf6+ Kg4 64.Qd4+ Kf3 65.Qxd3 Ne4 66.Qf1+ Nf2+ 
67.Kc1 Ke4 68.Kc2 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.69"]
[White "Lescano, Ramon"]
[Black "Conde, Adrian"]
[Result "0-1"]
[BlackElo "2053"]
[ECO "A15"]
[EventDate "2012.10.12"]
[PlyCount "110"]

1.c4 Nf6 2.Nf3 b6 3.g3 Bb7 4.Bg2 e6 5.O-O Be7 6.b3 O-O 7.Bb2 c5 8.e3 d6 9.
Qe2 Nbd7 10.Rd1 Qc7 11.Nc3 a6 12.Rac1 Rfe8 13.d4 Rac8 14.e4 cxd4 15.Nxd4 
Qb8 16.g4 h6 17.Nc2 Ne5 18.f4 Ng6 19.Rf1 Nh4 20.g5 hxg5 21.fxg5 Nh7 22.g6 
Nxg6 23.Rf3 d5 24.Rcf1 Ng5 25.Rg3 dxe4 26.Nxe4 Nxe4 27.Bxe4 Bc5+ 28.Kh1 
Qa8 29.Bxb7 Qxb7+ 30.Qg2 Qxg2+ 31.Rxg2 Red8 32.a3 Rd3 33.b4 Bd6 34.Ne1 Rd1
35.Rgf2 Be5 36.Bxe5 Nxe5 37.c5 bxc5 38.Rc2 Nd3 39.bxc5 Rxe1 40.Rxe1 Nxe1 
41.Rc3 Kf8 42.Kg1 Ke7 43.Kf2 Nd3+ 44.Rxd3 Rxc5 45.Rb3 Rc2+ 46.Kg3 Ra2 47.
h4 f5 48.Kf4 Kf6 49.Kg3 a5 50.Kf4 a4 51.Rc3 Rb2 52.Rc4 Rb3 53.Rc6 Rxa3 54.
h5 Rb3 55.Ra6 a3 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.70"]
[White "Okamura, Milton Kasuo"]
[Black "Minelli, Fausto"]
[Result "0-1"]
[WhiteElo "2092"]
[ECO "D45"]
[EventDate "2012.10.12"]
[PlyCount "78"]

1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 e6 5.e3 Be7 6.Bd3 dxc4 7.Bxc4 O-O 8.O-O 
Nbd7 9.Qe2 b5 10.Bd3 b4 11.Na4 Qa5 12.b3 c5 13.e4 Bb7 14.dxc5 Nxc5 15.Nxc5
Qxc5 16.Bb2 Qh5 17.Bd4 a5 18.Rac1 Rac8 19.Rxc8 Rxc8 20.Ba6 Bxa6 21.Qxa6 
Rf8 22.Re1 Bd8 23.Qb7 g5 24.h3 g4 25.hxg4 Nxg4 26.Rc1 Bf6 27.Rc5 Qh6 28.e5
Bh4 29.Qe4 Qh5 30.Rxa5 Rc8 31.Ra8 Rxa8 32.Qxa8+ Kg7 33.Qe4 Be7 34.Be3 Qg6 
35.Qxg6+ Kxg6 36.Bd4 Kf5 37.Kf1 Ke4 38.Ke2 h6 39.Bb2 Kf5 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.71"]
[White "Brizzi, Milagros Tatiana"]
[Black "Teixeira, Ricardo da Silva"]
[Result "0-1"]
[WhiteElo "1839"]
[BlackElo "2276"]
[ECO "A04"]
[EventDate "2012.10.12"]
[PlyCount "62"]

1.e4 e6 2.d3 c5 3.Nf3 Nc6 4.g3 g6 5.Bg2 Bg7 6.O-O Nge7 7.c3 d5 8.Qe2 b6 9.
e5 Qc7 10.Bf4 h6 11.h4 Ba6 12.Re1 g5 13.hxg5 Ng6 14.Qc2 Nxf4 15.gxf4 O-O-O
16.Nbd2 hxg5 17.Nxg5 Rh4 18.Qa4 Bxd3 19.Nxf7 Qxf7 20.Qxc6+ Kb8 21.Re3 Ba6 
22.Qa4 Bb7 23.Rg3 Bh6 24.Nf3 Rxf4 25.Qd1 Rf8 26.Rb1 d4 27.Ne1 Rxf2 28.cxd4
Rf1+ 29.Kh2 Bxg2 30.Rxg2 Bf4+ 31.Kh3 Rh8+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.72"]
[White "Besso, Javier Alejandro"]
[Black "Arias, Juan Carlos"]
[Result "0-1"]
[WhiteElo "1751"]
[BlackElo "2215"]
[ECO "A84"]
[EventDate "2012.10.12"]
[PlyCount "76"]

1.d4 d5 2.c4 e6 3.Nc3 f5 4.g3 c6 5.Bg2 Nf6 6.Nh3 Be7 7.O-O O-O 8.Bf4 h6 9.
Re1 Nbd7 10.Qb3 g5 11.Bd2 Kh8 12.f3 dxc4 13.Qxc4 e5 14.d5 Nb6 15.Qb3 cxd5 
16.f4 gxf4 17.gxf4 Bc5+ 18.Kh1 e4 19.Na4 Nxa4 20.Qxa4 Bd7 21.Qb3 Qb6 22.
Qg3 Rg8 23.Qh4 Rg6 24.e3 Qxb2 25.Qf2 Ng4 26.Qe2 Qb5 27.Qd1 Kh7 28.Rb1 Qc6 
29.Qe2 Rag8 30.Bc3 Nxe3 31.Ng5+ Rxg5 32.fxg5 Rxg5 33.Bh3 d4 34.Ba1 Ng4 35.
Bg2 Qd5 36.Bxe4 Bc6 37.Rxb7+ Kg6 38.Qg2 fxe4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.73"]
[White "March, Diego"]
[Black "Restuccia, Francisco"]
[Result "1/2-1/2"]
[WhiteElo "1822"]
[BlackElo "2118"]
[ECO "D06"]
[EventDate "2012.10.12"]
[PlyCount "57"]

1.d4 d5 2.c4 Bf5 3.Nc3 e6 4.cxd5 exd5 5.Qb3 Nc6 6.e3 Nb4 7.e4 Bxe4 8.Nxe4 
dxe4 9.a3 Qxd4 10.Be3 Qd5 11.Bc4 Nd3+ 12.Kf1 Qf5 13.Qxb7 Rc8 14.Ne2 Ne7 
15.Ng3 Qe5 16.Nxe4 Nxb2 17.f4 Qf5 18.Qxb2 Qxe4 19.Qd4 Qxd4 20.Bxd4 c5 21.
Bc3 f6 22.Kf2 Nc6 23.Rad1 Be7 24.Rhe1 Rc7 25.Bb5 Kf7 26.Bxc6 Rxc6 27.Rd7 
Re6 28.Rxe6 Kxe6 29.Rxa7 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.74"]
[White "Mendez, Nicolas"]
[Black "Judewicz, Alejandro"]
[Result "1-0"]
[WhiteElo "1744"]
[BlackElo "2084"]
[ECO "E07"]
[EventDate "2012.10.12"]
[PlyCount "83"]

1.c4 Nf6 2.Nf3 e6 3.g3 d5 4.d4 Be7 5.Bg2 O-O 6.O-O Nbd7 7.b3 Ne4 8.Nfd2 
Nxd2 9.Nxd2 Bf6 10.Bb2 c5 11.cxd5 exd5 12.Bxd5 cxd4 13.Ne4 d3 14.Bxf6 Nxf6
15.Nxf6+ Qxf6 16.Qxd3 Bh3 17.Rfd1 Rad8 18.Qf3 Qg5 19.Bc4 Bg4 20.Qxb7 Rd2 
21.h4 Qd8 22.Rxd2 Qxd2 23.Qe4 Qb2 24.Rd1 Bh5 25.Qd5 Qc2 26.Qd2 Qf5 27.Bd3 
Qe6 28.Bc4 Qf5 29.Qd3 Qf6 30.Qd4 Qe7 31.Qd6 Qe4 32.Bd3 Qb7 33.Qe5 Bg6 34.
Bc4 h5 35.Qd6 Bc2 36.Rd5 Be4 37.Rxh5 Bh1 38.f3 Bxf3 39.exf3 Qxf3 40.Rh8+ 
Kxh8 41.Qxf8+ Kh7 42.Qd6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.75"]
[White "Morelli, Nicolas"]
[Black "Etchevest, Marcelo"]
[Result "1-0"]
[WhiteElo "2036"]
[BlackElo "1744"]
[ECO "B06"]
[EventDate "2012.10.12"]
[PlyCount "69"]

1.e4 g6 2.Nc3 Bg7 3.g3 c6 4.Bg2 d6 5.f4 Nh6 6.Nf3 Qb6 7.Qe2 e5 8.fxe5 dxe5
9.d3 Na6 10.Nd1 f6 11.h3 Be6 12.Be3 Qc7 13.O-O Nf7 14.Nc3 Qd7 15.Kh2 h5 
16.d4 O-O-O 17.d5 cxd5 18.exd5 Bg4 19.Bxa7 Nd6 20.a4 e4 21.Nxe4 Rde8 22.
Nxd6+ Qxd6 23.Qc4+ Nc7 24.Nd4 Bd7 25.Nb5 Bxb5 26.axb5 Kd7 27.Bc5 Qe5 28.b6
h4 29.bxc7 hxg3+ 30.Kg1 Qe2 31.Qa4+ Kc8 32.Qa8+ Kxc7 33.d6+ Kd7 34.Qxb7+ 
Ke6 35.Qd5+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.76"]
[White "Besso, Guadalupe"]
[Black "Aberbach, Angel"]
[Result "0-1"]
[WhiteElo "1730"]
[BlackElo "2023"]
[ECO "D07"]
[EventDate "2012.10.12"]
[PlyCount "101"]

1.d4 d5 2.c4 Nc6 3.e3 e5 4.dxe5 d4 5.exd4 Qxd4 6.Qxd4 Nxd4 7.Bd3 Be6 8.b3 
O-O-O 9.Nd2 Bb4 10.Rb1 Ne7 11.a3 Bc3 12.Be4 Bf5 13.Bxf5+ Nexf5 14.Ne2 Nxe2
15.Kxe2 Bxe5 16.Rd1 Rhe8 17.Kf1 Re7 18.Bb2 Bxb2 19.Rxb2 Red7 20.Ke1 Nh4 
21.Kf1 Ng6 22.Ke2 Nf4+ 23.Kf1 Nd3 24.Rc2 Nc5 25.b4 Na4 26.Ke1 Rd3 27.Ra1 
Re8+ 28.Kf1 Red8 29.Nf3 Rd1+ 30.Rxd1 Rxd1+ 31.Ke2 Ra1 32.Ne5 f6 33.Nf7 Nb6
34.Rc3 Kd7 35.g4 Ke7 36.Nh8 Rg1 37.h3 g6 38.Re3+ Kf8 39.Kd3 Rd1+ 40.Kc3 
Rd8 41.Re6 Rd6 42.Re4 Rd8 43.Re6 Kg7 44.Re7+ Kxh8 45.Rxc7 Rd7 46.Rxd7 Nxd7
47.Kd4 Kg7 48.c5 Kf7 49.Kd5 Kg7 50.b5 Nb8 {Ilegible} 51.a4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.77"]
[White "Mateu, Pedro"]
[Black "Perez Wertheim, Rodolfo"]
[Result "0-1"]
[BlackElo "2015"]
[ECO "C54"]
[EventDate "2012.10.12"]
[PlyCount "74"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d3 Bc5 5.Nbd2 d6 6.c3 a6 7.Bb3 Bg4 8.h3 Bh5 
9.Nf1 d5 10.Qe2 d4 11.g4 Bg6 12.Ng3 Qd7 13.Bg5 Ng8 14.Nf5 f6 15.Bd2 O-O-O 
16.O-O-O Bf7 17.Kc2 g6 18.Ng3 Be6 19.Bxe6 Qxe6 20.c4 b5 21.cxb5 axb5 22.
Kb1 Kd7 23.Rc1 Bd6 24.Rc2 Ra8 25.b3 Nge7 26.Rhc1 Ra7 27.Be1 Rha8 28.Ka1 
Qxb3 29.Rb1 Qa3 30.Rxb5 Nb4 31.Bxb4 Bxb4 32.g5 Qb3 33.Rxb4 Qxb4 34.gxf6 
Nc6 35.Ng5 h5 36.Nxh5 gxh5 37.Qxh5 Qe1+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.78"]
[White "Aguero Arce, Matias"]
[Black "Cortes Orihuela, Javier"]
[Result "0-1"]
[WhiteElo "1633"]
[BlackElo "1948"]
[ECO "E98"]
[EventDate "2012.10.12"]
[PlyCount "102"]

1.d4 Nf6 2.Nf3 g6 3.c4 Bg7 4.Nc3 O-O 5.e4 d6 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 
9.Ne1 Ne8 10.Be3 f5 11.f3 f4 12.Bf2 g5 13.Rc1 Ng6 14.b4 Nf6 15.c5 Rf7 16.
a4 Bf8 17.a5 h5 18.cxd6 cxd6 19.Nb5 g4 20.Bxa7 g3 21.Bb6 Qe7 22.Nc7 Nh7 
23.Ne6 Qh4 24.h3 Ng5 25.Nxg5 Qxg5 26.Rxc8 Rxc8 27.Bb5 Bg7 28.Qa4 Qe7 29.
Nd3 Nf8 30.Rc1 Rxc1+ 31.Nxc1 Nd7 32.Ba7 Qd8 33.Kh1 Bf6 34.Ne2 Qc8 35.Ng1 
Kg7 36.Ne2 Qc7 37.Bg1 h4 38.Bd3 Bd8 39.Qc2 Qxc2 40.Bxc2 Nb8 41.Ba4 Rc7 42.
Bb3 Rc8 43.Ba7 Na6 44.b5 Nc5 45.Bxc5 Rxc5 46.a6 bxa6 47.bxa6 Ra5 48.Bc4 
Ra1+ 49.Ng1 Bb6 50.Bf1 Rxf1 51.a7 Bxa7 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.79"]
[White "Ezcurra, Mariano"]
[Black "Epelboin, Matias"]
[Result "1/2-1/2"]
[WhiteElo "1560"]
[BlackElo "1941"]
[ECO "A16"]
[EventDate "2012.10.12"]
[PlyCount "29"]

1.c4 Nf6 2.Nc3 g6 3.e4 d6 4.g3 Bg7 5.Bg2 O-O 6.Nge2 c5 7.O-O e5 8.d3 Ne8 
9.f4 f5 10.exf5 Bxf5 11.Qb3 Qb6 12.Qxb6 axb6 13.Be4 Bh3 14.Bg2 Bxg2 15.
Kxg2 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.80"]
[White "Espindola, Juan Carlos"]
[Black "Cordono, Carlos"]
[Result "1-0"]
[WhiteElo "1891"]
[ECO "A80"]
[EventDate "2012.10.12"]
[PlyCount "121"]

1.Nf3 e6 2.d4 f5 3.Bg5 Nf6 4.Nbd2 d5 5.Ne5 Bd6 6.e3 O-O 7.f4 Qe8 8.Be2 c5 
9.c3 b6 10.O-O Ba6 11.h3 Bxe2 12.Qxe2 c4 13.Bxf6 gxf6 14.Nef3 Qh5 15.Rae1 
a6 16.Rf2 Ra7 17.Nh2 Qxe2 18.Rexe2 b5 19.g4 b4 20.Rg2 Rg7 21.Ndf3 Nc6 22.
gxf5 exf5 23.Nh4 Ne7 24.Nf1 Kf7 25.Ng3 Ke6 26.Nh5 Rxg2+ 27.Rxg2 bxc3 28.
bxc3 Rb8 29.Ng7+ Kd7 30.Nhxf5 Rb1+ 31.Kh2 Nxf5 32.Nxf5 Rc1 33.Rb2 Rxc3 34.
Kg3 Ra3 35.Rb6 Bc7 36.Rxf6 Rxa2 37.Rf7+ Ke6 38.Nh6 Bd8 39.f5+ Kd6 40.Rxh7 
c3 41.Nf7+ Kc7 42.Ne5+ Kc8 43.Rh6 c2 44.Rc6+ Kb7 45.h4 Bc7 46.Rc3 Ra3 47.
Rxc2 Rxe3+ 48.Kf4 Re4+ 49.Kg5 Rxd4 50.Nf7 Bg3 51.h5 Bh4+ 52.Kg6 Rg4+ 53.
Kh7 d4 54.h6 Kb6 55.Ne5 Re4 56.Nd7+ Kb5 57.f6 d3 58.Rc5+ Kb4 59.Rd5 Bxf6 
60.Nxf6 Re7+ 61.Kg6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.81"]
[White "Bilbao, Guillermo"]
[Black "Areco, Antonio"]
[Result "1/2-1/2"]
[WhiteElo "1890"]
[ECO "B43"]
[EventDate "2012.10.12"]
[PlyCount "52"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Nc3 Qc7 6.g3 Bb4 7.Bd2 Nc6 8.Nde2 
Nge7 9.Bg2 b5 10.a3 Bc5 11.O-O Bb7 12.Bf4 Ne5 13.Nc1 N7g6 14.Bd2 Nc4 15.
Nd3 Ba7 16.Kh1 Nxd2 17.Qxd2 h5 18.h4 Bb8 19.Qg5 Qd8 20.Qxd8+ Kxd8 21.f4 
Ke7 22.Rad1 Ba7 23.Rfe1 Kf8 24.f5 Ne7 25.Ne5 Bf2 26.Nxd7+ {Ilegible} 26...
Kg8 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.82"]
[White "Freitas, Julio Eimard de"]
[Black "Horst, Rodrigo"]
[Result "0-1"]
[WhiteElo "1882"]
[ECO "E92"]
[EventDate "2012.10.12"]
[PlyCount "74"]

1.d4 Nf6 2.Nf3 g6 3.c4 Bg7 4.Nc3 d6 5.e4 O-O 6.Be2 e5 7.d5 Nh5 8.g3 Kh8 9.
Be3 h6 10.Qd2 Kh7 11.h4 a6 12.O-O-O Nd7 13.Rdg1 b5 14.Ng5+ Kh8 15.g4 Nf4 
16.Nh3 b4 17.Nd1 Nc5 18.Nxf4 exf4 19.Bxc5 dxc5 20.Qxf4 a5 21.Bd3 Qe7 22.
Qd2 a4 23.f4 a3 24.b3 Bd7 25.Nf2 Rfe8 26.e5 Ba4 27.Bc2 Bc6 28.Be4 Rad8 29.
Qe2 f6 30.dxc6 fxe5 31.f5 Rd4 32.g5 gxf5 33.Bxf5 e4 34.Ng4 Rd3 35.Kb1 Red8
36.Rd1 h5 37.Nf2 Qe5 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.83"]
[White "Argote Heredia, Valentina"]
[Black "Freitas, Rames Fialho de"]
[Result "0-1"]
[WhiteElo "1856"]
[ECO "C10"]
[EventDate "2012.10.12"]
[PlyCount "44"]

1.e4 e6 2.d4 d5 3.Nd2 dxe4 4.Nxe4 Nd7 5.Nf3 Ngf6 6.Bd3 Be7 7.Bg5 Nxe4 8.
Bxe7 Qxe7 9.Bxe4 Qb4+ 10.Qd2 Qxb2 11.O-O c6 12.Rab1 Qa3 13.Rb3 Qd6 14.c4 
Nf6 15.Bc2 b6 16.d5 cxd5 17.cxd5 Nxd5 18.Rd3 Ba6 19.Ba4+ Kf8 20.Rc3 Bxf1 
21.Rc6 Qb4 22.Qc2 Bb5 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.84"]
[White "Fonseca, Luis Ernesto Serra"]
[Black "Moyses Sobrinho, Elias"]
[Result "1/2-1/2"]
[WhiteElo "2096"]
[ECO "B02"]
[EventDate "2012.10.12"]
[PlyCount "92"]

1.e4 Nf6 2.d3 d5 3.e5 Nfd7 4.d4 e6 5.Nf3 c5 6.c3 Nc6 7.Bd3 Qb6 8.Bc2 cxd4 
9.cxd4 Bb4+ 10.Nc3 O-O 11.Be3 f6 12.exf6 Nxf6 13.O-O Bd6 14.Qe2 Nb4 15.Bb1
Ng4 16.Bxh7+ Kxh7 17.Ng5+ Kg8 18.Qxg4 Be7 19.Qd1 Nc6 20.Na4 Qb4 21.a3 Qb5 
22.Rb1 Na5 23.h4 Nb3 24.Nc3 Qc4 25.Qh5 Bxg5 26.hxg5 Nxd4 27.g6 Rf5 28.Qh7+
Kf8 29.Qh8+ Ke7 30.Qxg7+ Kd6 31.Qxd4 Qxd4 32.Bxd4 e5 33.Be3 d4 34.g4 Rf3 
35.Ne4+ Kd5 36.Ng5 Rf6 37.Bd2 Bxg4 38.f3 Bf5 39.Rbc1 Rxg6 40.Kf2 a5 41.Rh1
Rc6 42.Rxc6 bxc6 43.Re1 a4 44.Ne4 Bxe4 45.fxe4+ Kc4 46.Ke2 {Ilegible} 
46...Rb8 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.85"]
[White "Baquero, Yuri Paola"]
[Black "Salvatti, Diego"]
[Result "0-1"]
[WhiteElo "1780"]
[BlackElo "2112"]
[ECO "A45"]
[EventDate "2012.10.12"]
[PlyCount "62"]

1.d4 Nf6 2.Bg5 g6 3.f3 c5 4.c3 cxd4 5.Qxd4 Nc6 6.Qf2 d5 7.Bxf6 exf6 8.e4 
f5 9.exd5 Qxd5 10.Qd2 Be6 11.Qxd5 Bxd5 12.Bb5 Bg7 13.Ne2 O-O 14.O-O a6 15.
Bxc6 Bxc6 16.a4 Rfe8 17.Nf4 Be5 18.Nh3 f6 19.Kf2 Bc7 20.Kg1 Re2 21.b4 Bb6+
22.Kh1 Be3 23.c4 Be8 24.Ra3 Bf7 25.Ng1 Bxg1 26.Kxg1 Bxc4 27.Rc3 b5 28.Rfc1
Rd8 29.axb5 axb5 30.Na3 Rdd2 31.R3c2 Rxg2+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.86"]
[White "Romero, Fabian"]
[Black "Maggiori, Luciano"]
[Result "1-0"]
[WhiteElo "2058"]
[BlackElo "1700"]
[ECO "D37"]
[EventDate "2012.10.12"]
[PlyCount "14"]

1.c4 e6 2.d4 d5 3.Nc3 Be7 4.Nf3 Nf6 5.e4 b6 6.e5 Ne4 7.cxd5 {Ilegible} 
7...exd5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.87"]
[White "Schuh, Astor Jose"]
[Black "Figar, Nicolas"]
[Result "1-0"]
[WhiteElo "2055"]
[BlackElo "1802"]
[ECO "C45"]
[EventDate "2012.10.12"]
[PlyCount "116"]

1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Nf6 5.Nxc6 bxc6 6.Bd3 Be7 7.e5 Nd5 8.
O-O O-O 9.c4 Nb6 10.Qh5 g6 11.Qf3 d6 12.Bh6 Re8 13.Bf4 Be6 14.Nd2 dxe5 15.
Bxe5 Bb4 16.Ne4 Nd7 17.Nf6+ Nxf6 18.Bxf6 Qd6 19.Rad1 Bg4 20.Qxg4 Qxf6 21.
a3 Bd6 22.b4 c5 23.b5 Qc3 24.Bb1 Qxa3 25.Be4 Rad8 26.Bd5 Qc3 27.g3 Kg7 28.
Rc1 Qe5 29.Qf3 Qf6 30.Qxf6+ Kxf6 31.Ra1 Re2 32.Rxa7 Re7 33.f4 Kg7 34.Rf2 
f5 35.Kg2 Kf6 36.h4 h5 37.Rfa2 Rb8 38.Ra8 Rxa8 39.Bxa8 Re8 40.Kf2 Re7 41.
Bd5 Re8 42.Ra7 Re7 43.Ra8 Kg7 44.Rd8 Kh7 45.b6 c6 46.Bg8+ Kg7 47.Rxd6 Kxg8
48.Rxg6+ Kf7 49.Rxc6 Ke8 50.Rxc5 Rb7 51.Rxf5 Rxb6 52.Rxh5 Rc6 53.c5 Kf7 
54.Rg5 Ra6 55.Kf3 Ra3+ 56.Kg4 Rc3 57.h5 Ke8 58.h6 Rxg3+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.88"]
[White "Prado, Hamilton Mesquita do"]
[Black "Heinecke, Victor"]
[Result "0-1"]
[WhiteElo "1669"]
[BlackElo "2025"]
[ECO "A40"]
[EventDate "2012.10.12"]
[PlyCount "82"]

1.d4 Na6 2.c3 c6 3.Bf4 Nf6 4.h3 g6 5.Nd2 Bg7 6.e3 Nc7 7.Ngf3 O-O 8.Be2 Ne6
9.Bh2 c5 10.O-O b6 11.a4 Bb7 12.Re1 cxd4 13.exd4 Rc8 14.a5 d6 15.Qb3 Qc7 
16.axb6 axb6 17.Ra7 Ra8 18.Rea1 Rxa7 19.Rxa7 Ra8 20.Qa3 Rxa7 21.Qxa7 Qc6 
22.Ne1 Ng5 23.h4 Nge4 24.Bf3 h5 25.Bf4 b5 26.Qb8+ Kh7 27.Nd3 Qd7 28.Nxe4 
Bxe4 29.Ne1 Qf5 30.Bg3 Bxf3 31.gxf3 Qb1 32.Kf1 Qxb2 33.Qc8 Qb3 34.Qb7 Qc4+
35.Kg2 Qxc3 36.Kf1 Qc4+ 37.Kg2 Nd5 38.f4 Qxd4 39.Nf3 Nxf4+ 40.Bxf4 Qxf4 
41.Qxe7 Qg4+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.89"]
[White "Derbes, Jose Maria"]
[Black "Alvarez, Agustin"]
[Result "1/2-1/2"]
[BlackElo "1863"]
[ECO "B42"]
[EventDate "2012.10.12"]
[PlyCount "43"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Bd3 Nf6 6.O-O Qc7 7.c3 d6 8.h3 Nbd7
9.Re1 b6 10.Bg5 Be7 11.Bh4 Bb7 12.Nd2 O-O 13.Bg3 Rfe8 14.Rc1 Rac8 15.Bb1 
Bf8 16.Bd3 e5 17.N4b3 Qb8 18.Qe2 Qa8 19.Bb1 g6 20.Bh2 Bh6 21.Rcd1 Nh5 22.
Nc4 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.90"]
[White "Curotto, Nicolas"]
[Black "Desanzo, Juan Carlos"]
[Result "1-0"]
[WhiteElo "1859"]
[BlackElo "1604"]
[ECO "B20"]
[EventDate "2012.10.12"]
[PlyCount "43"]

1.e4 c5 2.b3 Nc6 3.Bb2 d6 4.Bb5 e6 5.Ne2 Nf6 6.Bxc6+ bxc6 7.d3 Be7 8.O-O 
O-O 9.Nd2 Qc7 10.Ng3 e5 11.Nh5 g6 12.Nxf6+ Bxf6 13.f4 d5 14.Qf3 d4 15.f5 
Qe7 16.Nc4 Ba6 17.Bc1 Kg7 18.Qh3 Rh8 19.Bh6+ Kg8 20.Qf3 Bxc4 21.bxc4 Rf8 
22.Bxf8 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.91"]
[White "Gerez, Ariel"]
[Black "Elias, Roberto"]
[Result "0-1"]
[BlackElo "1885"]
[ECO "E20"]
[EventDate "2012.10.12"]
[PlyCount "173"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e4 Nxe4 5.Qg4 f5 6.Qxg7 Qf6 7.Qxf6 Nxf6 8.f3 
Nc6 9.Be3 d6 10.a3 Bxc3+ 11.bxc3 h5 12.Bd3 Rg8 13.Kf2 Bd7 14.h4 e5 15.Bg5 
Rg6 16.d5 Na5 17.Rb1 b6 18.Nh3 Nb7 19.Rhe1 Nc5 20.Bc2 O-O-O 21.Ke3 Rdg8 
22.Kd2 Nh7 23.g4 hxg4 24.fxg4 Nxg5 25.hxg5 e4 26.gxf5 Bxf5 27.Nf2 Rxg5 28.
Bxe4 Nxe4+ 29.Nxe4 Rg2+ 30.Ke3 Bxe4 31.Kxe4 R8g4+ 32.Kd3 R2g3+ 33.Re3 
Rxe3+ 34.Kxe3 Rxc4 35.Kd3 Ra4 36.Rb3 Rg4 37.Rb2 a5 38.Ke3 Kd7 39.Rh2 Kc8 
40.Kd3 Kb7 41.Re2 b5 42.Kc2 Kb6 43.Kb3 a4+ 44.Kc2 Rg5 45.Rd2 Kc5 46.Rf2 
Rxd5 47.Rf7 c6 48.Rc7 Kb6 49.Re7 c5 50.Re8 c4 51.Re7 Re5 52.Rf7 Re2+ 53.
Kb1 Re6 54.Kc2 d5 55.Rg7 Kc5 56.Rc7+ Rc6 57.Re7 Kd6 58.Rb7 Kc5 59.Re7 Rf6 
60.Rc7+ Kb6 61.Re7 Kc6 62.Re8 Rd6 63.Rc8+ Kb7 64.Rc5 Kb6 65.Rc8 d4 66.cxd4
Rxd4 67.Rb8+ Kc6 68.Re8 Rd3 69.Kb2 Rb3+ 70.Ka2 c3 71.Re7 Kb6 72.Re8 Rb2+ 
73.Ka1 Rb3 74.Ka2 b4 75.axb4 Kb5 76.Rb8+ Kc4 77.Rc8+ Kxb4 78.Rb8+ Kc4 79.
Ra8 Kd3 80.Rxa4 Rb7 81.Ra6 Kd2 82.Rd6+ Kc1 83.Ka3 c2 84.Ka2 Rb2+ 85.Ka1 
Rb7 86.Ka2 Ra7+ 87.Kb3 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.92"]
[White "Bustos, Pedro"]
[Black "Ortiz, Jorge"]
[Result "0-1"]
[BlackElo "1932"]
[ECO "A56"]
[EventDate "2012.10.12"]
[PlyCount "84"]

1.d4 Nf6 2.c4 c5 3.Nc3 cxd4 4.Qxd4 Nc6 5.Qd1 g6 6.Nf3 Bg7 7.Bg5 O-O 8.Qc1 
Qb6 9.e3 d6 10.Bd3 Bg4 11.Nd2 Nb4 12.Bb1 Rac8 13.O-O Nc6 14.Bc2 Ne5 15.b3 
Qa5 16.Nce4 Nxe4 17.Nxe4 Rfe8 18.Qd2 Qxd2 19.Nxd2 b5 20.f4 Nd7 21.Rac1 
bxc4 22.bxc4 Nc5 23.Nb3 Be2 24.Rf2 Bxc4 25.Nxc5 Rxc5 26.Bb3 d5 27.Rfc2 f6 
28.Bh4 Rec8 29.e4 e6 30.Bf2 R5c7 31.Bxc4 dxc4 32.Kf1 Bf8 33.Ke2 Ba3 34.Rd1
c3 35.Bd4 Kf7 36.Rd3 Bb2 37.Be3 Ke7 38.Rd4 Rc4 39.Kd3 Rxd4+ 40.Kxd4 a6 41.
Bf2 Rd8+ 42.Kc4 Rd2 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.93"]
[White "Caceres Recalde, Gonzalo"]
[Black "Morales, Guillermo"]
[Result "1/2-1/2"]
[WhiteElo "1582"]
[BlackElo "1779"]
[ECO "C42"]
[EventDate "2012.10.12"]
[PlyCount "77"]

1.e4 Nf6 2.Nc3 e5 3.Nf3 d6 4.Bc4 Be7 5.d3 O-O 6.O-O Bg4 7.h3 Bd7 8.Nh2 h6 
9.f4 exf4 10.Bxf4 Nc6 11.Nd5 Ne5 12.Bb3 Ng6 13.Nxf6+ Bxf6 14.Bc1 Bg5 15.
Qh5 Bxc1 16.Qxg6 Bxb2 17.Bxf7+ Kh8 18.Rab1 Bd4+ 19.Kh1 Be8 20.Ng4 Bxf7 21.
Rxf7 Rxf7 22.Qxf7 Bb6 23.Rf1 Qg8 24.Qg6 Rf8 25.Rxf8 Qxf8 26.Qf5 Qxf5 27.
exf5 h5 28.Nh2 Kg8 29.g4 hxg4 30.hxg4 Kf7 31.Nf3 Kf6 32.Kh2 Be3 33.Kg3 b5 
34.Nh4 b4 35.Kf3 Bc1 36.Ng6 a5 37.Nf8 c5 38.Nd7+ Ke7 39.Nb6 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.94"]
[White "Zalimben, Maria Luz"]
[Black "Heller, Eduardo"]
[Result "1-0"]
[WhiteElo "1714"]
[ECO "D31"]
[EventDate "2012.10.12"]
[PlyCount "35"]

1.d4 e6 2.c4 d5 3.Nc3 Bb4 4.Nf3 dxc4 5.Qa4+ Nc6 6.e3 Bd7 7.Qc2 Na5 8.Bd2 
a6 9.Ne4 Bxd2+ 10.Qxd2 c6 11.Nd6+ Kf8 12.Nxc4 Nxc4 13.Bxc4 Nf6 14.Qb4+ Ke8
15.Qxb7 Qc8 16.Qb4 Rb8 17.Qc3 a5 {Ilegible} 18.O-O 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.95"]
[White "Beron, Ricardo"]
[Black "Acosta, Lautaro Gaston"]
[Result "0-1"]
[WhiteElo "1703"]
[ECO "A30"]
[EventDate "2012.10.12"]
[PlyCount "35"]

1.Nf3 c5 2.c4 d6 3.Nc3 Bg4 4.e3 Nf6 5.h3 Bxf3 6.Qxf3 Nc6 7.a3 g6 8.b3 Bg7 
9.Bb2 O-O 10.Rb1 Qb6 11.Qd1 Rfe8 12.g3 Ne5 13.Bg2 e6 14.O-O a6 15.Kh2 Rad8
16.g4 h6 17.Ne4 Nxe4 {Ilegible} 18.Bxe4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.96"]
[White "Bigoria Escobedo, Raul"]
[Black "Nicosia, Mariano"]
[Result "0-1"]
[WhiteElo "1868"]
[BlackElo "1562"]
[ECO "A00"]
[EventDate "2012.10.12"]
[PlyCount "0"]

0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.97"]
[White "Bigoria Escobedo, Luis"]
[Black "Farias, Sergio Luiz Cardoso"]
[Result "0-1"]
[WhiteElo "1716"]
[BlackElo "1524"]
[ECO "A00"]
[EventDate "2012.10.12"]
[PlyCount "0"]

0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.98"]
[White "Bidigaray, Marcio"]
[Black "Malvicino, Juan Carlos"]
[Result "0-1"]
[WhiteElo "1715"]
[ECO "B45"]
[EventDate "2012.10.12"]
[PlyCount "53"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Ndb5 Bb4 7.Nd6+ Bxd6 8.
Qxd6 Qa5 9.Bd3 Qb4 10.Qg3 Kf8 11.O-O Qe7 12.Bg5 h6 13.Bxf6 Qxf6 14.Qd6+ 
Qe7 15.e5 a6 16.a3 Qxd6 17.exd6 b5 18.b4 Bb7 19.Be4 g6 20.f4 Kg7 21.Rad1 
f5 22.Bf3 Rac8 23.Ne2 Nb8 24.Rd2 Rc4 25.c3 Bxf3 26.Rxf3 Rhc8 {Ilegible} 
27.Rd4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.20"]
[Round "10.99"]
[White "Perez Velazco, Daniela"]
[Black "Duran, Melissa"]
[Result "1-0"]
[WhiteElo "1465"]
[ECO "B00"]
[EventDate "2012.10.12"]
[PlyCount "1"]

1.e4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.1"]
[White "Iturrizaga, Eduardo"]
[Black "Granda Zuniga, Julio"]
[Result "0-1"]
[WhiteElo "2639"]
[BlackElo "2647"]
[ECO "A43"]
[EventDate "2012.10.12"]
[PlyCount "74"]

1.Nf3 g6 2.d4 Bg7 3.e4 c5 4.d5 d6 5.Nc3 Nf6 6.Bb5+ Nbd7 7.a4 O-O 8.O-O a6 
9.Be2 Rb8 10.Re1 Ne8 11.Bf4 b6 12.Qd2 Nc7 13.Bh6 Bxh6 14.Qxh6 f6 15.Nd2 
Ne5 16.f4 Nf7 17.Qh4 b5 18.axb5 axb5 19.Kh1 e6 20.dxe6 Bxe6 21.Bf3 f5 22.
Qxd8 Nxd8 23.e5 d5 24.Ra7 Rf7 25.Raa1 d4 26.Ne2 Rd7 27.Red1 Bc4 28.Nxc4 
bxc4 29.b4 cxb3 30.cxb3 Rxb3 31.Nc1 Rc3 32.Nd3 Nde6 33.Rac1 c4 34.Nb2 Rxc1
35.Rxc1 c3 36.Nd3 Na6 37.Bc6 Rd8 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.2"]
[White "Flores, Diego"]
[Black "Mekhitarian, Krikor Sevag"]
[Result "1-0"]
[WhiteElo "2598"]
[BlackElo "2503"]
[ECO "A09"]
[EventDate "2012.10.12"]
[PlyCount "83"]

1.c4 e6 2.Nf3 d5 3.g3 dxc4 4.Qa4+ Bd7 5.Qxc4 c5 6.Ne5 Nc6 7.Nxd7 Qxd7 8.
Bg2 Rc8 9.O-O h5 10.Nc3 h4 11.d3 Nd4 12.a4 Nf6 13.a5 Nd5 14.Qa2 hxg3 15.
fxg3 Nc2 16.Nxd5 exd5 17.Bxd5 c4 18.dxc4 Bc5+ 19.e3 O-O 20.Qa4 Bxe3+ 21.
Bxe3 Qxa4 22.Rxa4 Nxe3 23.Bxb7 Rc7 24.a6 Nxf1 25.Kxf1 Rd8 26.Bd5 Rc5 27.b4
Rcxd5 28.cxd5 Rxd5 29.Ra1 Rb5 30.Rb1 Kf8 31.Ke2 Ke7 32.Kd3 Kd6 33.Kc4 Re5 
34.Rf1 f5 35.g4 g6 36.gxf5 gxf5 37.Rg1 Re4+ 38.Kb5 Re5+ 39.Ka4 Re6 40.Rg7 
Kc6 41.b5+ Kc5 42.Rxa7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.3"]
[White "Kaidanov, Gregory"]
[Black "Roselli Mailhe, Bernardo"]
[Result "1-0"]
[WhiteElo "2587"]
[BlackElo "2430"]
[ECO "C16"]
[EventDate "2012.10.12"]
[PlyCount "125"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 b6 5.Qg4 Bf8 6.Nf3 Qd7 7.Bd3 Ba6 8.O-O Ne7 
9.Ne2 Bxd3 10.cxd3 Nbc6 11.Bd2 O-O-O 12.Rfc1 Kb7 13.b4 a6 14.a4 h5 15.Qg5 
Nf5 16.Bc3 Nxb4 17.a5 b5 18.Qd2 Nc6 19.Rc2 Rc8 20.Nc1 f6 21.Nb3 fxe5 22.
dxe5 d4 23.Bb2 Qd5 24.Rac1 Qxb3 25.Rxc6 Bb4 26.Qe2 Bxa5 27.Qe4 Qd5 28.Rxe6
Qxe4 29.dxe4 Nh6 30.Bxd4 Bb4 31.Rg6 c5 32.Rxg7+ Kb6 33.Be3 Ng4 34.Bf4 Rhf8
35.g3 Rc6 36.h3 Nh6 37.e6 Rxe6 38.Bc7+ Kb7 39.Ng5 Rg8 40.Rxg8 Rc6 41.Bf4 
Nxg8 42.Nf7 Kb6 43.Ne5 Re6 44.Nd7+ Kc6 45.Ne5+ Kb6 46.f3 c4 47.g4 hxg4 48.
hxg4 Bd6 49.Be3+ Kc7 50.Nf7 Ba3 51.Rc2 Ne7 52.g5 Nd5 53.exd5 Rxe3 54.g6 
Bf8 55.Ng5 Kd6 56.Kf2 Rb3 57.Ne6 Bh6 58.g7 Bxg7 59.Nxg7 Kxd5 60.Nf5 a5 61.
Ne3+ Kd4 62.Re2 a4 63.Nc2+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.4"]
[White "Shabalov, Alexander"]
[Black "Bacallao Alonso, Yusnel"]
[Result "1-0"]
[WhiteElo "2570"]
[BlackElo "2580"]
[ECO "A16"]
[EventDate "2012.10.12"]
[PlyCount "71"]

1.Nf3 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.Qb3 Nb6 6.d4 Be6 7.Qc2 Bg7 8.e4 
O-O 9.Be3 Bc4 10.Be2 N8d7 11.Rd1 c6 12.O-O Qc7 13.a4 a5 14.Rfe1 Rac8 15.
Bg5 Bxe2 16.Qxe2 Rfe8 17.Bh4 Nf6 18.Bg3 Qd8 19.h3 Nh5 20.Bh2 Bh6 21.Ne5 
Nd7 22.Nc4 b5 23.axb5 cxb5 24.Nxb5 Nf4 25.Qf1 Rb8 26.Nc3 Qc8 27.d5 Rb4 28.
Nxa5 Ne5 29.Nc6 Nxc6 30.dxc6 e6 31.Rd6 Qc7 32.Red1 Reb8 33.Qa6 R8b6 34.Qa5
Rxb2 35.Rd7 Qxc6 36.Rd8+ {tiempo} 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.5"]
[White "Felgaer, Ruben"]
[Black "Hansen, Eric"]
[Result "0-1"]
[WhiteElo "2579"]
[BlackElo "2527"]
[ECO "C18"]
[EventDate "2012.10.12"]
[PlyCount "122"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Qa5 7.Bd2 Qa4 8.Qb1 c4
9.Ne2 Nc6 10.g3 Bd7 11.Nf4 O-O-O 12.Bh3 f5 13.g4 fxg4 14.Bxg4 Re8 15.Rg1 
Re7 16.Bh3 Nh6 17.Rg3 Rf8 18.Nh5 Nf5 19.Bxf5 Rxf5 20.Nxg7 Rf8 21.Bh6 Ref7 
22.Nh5 Rd8 23.Nf6 Ne7 24.Kd2 Nf5 25.Rh3 Nd6 26.Qb4 Ne4+ 27.Nxe4 dxe4 28.
Be3 Rg8 29.Qc5+ Kb8 30.d5 Ka8 31.Rh6 Re8 32.Rg1 b6 33.Qd4 Qb5 34.dxe6 Bxe6
35.Qxe4+ Bd5 36.Qd4 Be6 37.Qe4+ Bd5 38.Qd4 Be6 39.Kc1 Qa4 40.Qe4+ Kb8 41.
Rxe6 Rxe6 42.Rg8+ Kc7 43.Qa8 Qxa3+ 44.Kb1 Qa6 45.f4 Qb7 46.Qd8+ Kc6 47.Qd4
Kb5 48.Rd8 Qc6 49.Kb2 Ka6 50.Rd5 Rg6 51.h4 h5 52.Ka3 Rg3 53.Rd6 Qb5 54.Rd5
Qc6 55.Rd6 Qb5 56.Qe4 Rc7 57.Ka2 Rcg7 58.Rd1 Rg2 59.Bd2 Rxd2 60.Rxd2 Qa4+ 
61.Kb2 Rg1 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.6"]
[White "Mareco, Sandro"]
[Black "Ortiz Suarez, Isan Reynaldo"]
[Result "1-0"]
[WhiteElo "2581"]
[BlackElo "2579"]
[ECO "A11"]
[EventDate "2012.10.12"]
[PlyCount "109"]

1.Nf3 Nf6 2.c4 c6 3.g3 d5 4.Bg2 Bg4 5.O-O Nbd7 6.d3 dxc4 7.dxc4 e5 8.Nc3 
Bb4 9.Qc2 Qe7 10.b3 O-O 11.h3 Bxf3 12.Bxf3 Rfe8 13.Bg2 e4 14.e3 Bd6 15.Bb2
Nc5 16.Rad1 Rad8 17.Ba3 h5 18.h4 Nd3 19.Bxd6 Qxd6 20.Rd2 Kf8 21.Rfd1 Qe7 
22.Nxe4 Nb4 23.Qb1 Nxe4 24.Rxd8 Rxd8 25.Rxd8+ Qxd8 26.Bxe4 Qa5 27.Qe1 g6 
28.Qc3 Kg8 29.a4 Qc5 30.Qf6 Qb6 31.Bxg6 fxg6 32.Qxg6+ Kf8 33.Qxh5 c5 34.
Qe5 Nc6 35.Qf6+ Kg8 36.Qg6+ Kh8 37.Qf6+ Kg8 38.h5 Qxb3 39.Qg5+ Kh8 40.Qf6+
Kg8 41.Qg5+ Kh8 42.Qh6+ Kg8 43.Qe6+ Kh8 44.Kg2 Qd3 45.g4 Qd8 46.f4 Qd2+ 
47.Kh3 Qd1 48.Kh4 Nd8 49.Qg6 Qd7 50.Qf6+ Kg8 51.h6 Ne6 52.g5 Nf8 53.g6 b6 
54.e4 Qc7 55.g7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.7"]
[White "Bruzon Batista, Lazaro"]
[Black "De Dovitiis, Alejo"]
[Result "1-0"]
[WhiteElo "2717"]
[BlackElo "2348"]
[ECO "E43"]
[EventDate "2012.10.12"]
[PlyCount "105"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 b6 5.Nf3 Bb7 6.Bd3 O-O 7.O-O Bxc3 8.bxc3 
Be4 9.Be2 d6 10.Ne1 Bb7 11.f3 c5 12.e4 Qd7 13.d5 Ne8 14.Bd3 Qe7 15.Nc2 Nd7
16.Ne3 Nc7 17.a4 a6 18.Rb1 Rab8 19.Re1 Bc8 20.Rb2 Ne5 21.Bf1 Ng6 22.Bd2 a5
23.Qb1 Na8 24.g3 Bd7 25.Qc2 Qe8 26.Ra2 Qd8 27.Qd1 Nc7 28.Bg2 e5 29.Bc1 Ne7
30.f4 exf4 31.gxf4 Ng6 32.Rf2 Ne8 33.Nf1 Qh4 34.e5 dxe5 35.fxe5 Qxc4 36.
Re4 Qa6 37.Ng3 f5 38.Re1 Qc4 39.d6 Be6 40.Nxf5 Rf7 41.Re3 Qa6 42.Bd5 Qc8 
43.c4 Kh8 44.Ne7 Nxe7 45.Rxf7 Bxf7 46.Bxf7 Qd7 47.Bxe8 Rxe8 48.e6 Qd8 49.
d7 Rf8 50.Rf3 Nc6 51.Rxf8+ Qxf8 52.Bg5 h6 53.e7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.8"]
[White "Valerga, Diego"]
[Black "Tristan, Leonardo"]
[Result "1-0"]
[WhiteElo "2485"]
[BlackElo "2442"]
[ECO "D38"]
[EventDate "2012.10.12"]
[PlyCount "49"]

1.d4 Nf6 2.c4 e6 3.Nf3 d5 4.Nc3 Bb4 5.cxd5 exd5 6.Bg5 Nbd7 7.Qc2 h6 8.Bh4 
c5 9.e3 c4 10.Be2 Bxc3+ 11.bxc3 O-O 12.Nd2 Re8 13.O-O Qa5 14.Bf3 Re6 15.
Rfe1 Nb6 16.Bxf6 Rxf6 17.e4 dxe4 18.Nxe4 Rxf3 19.gxf3 Qf5 20.Qe2 Bd7 21.
Ng3 Qa5 22.Qe5 Nd5 23.Nh5 f6 24.Qg3 g5 25.Qd6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.9"]
[White "Matamoros Franco, Carlos"]
[Black "Leitao, Rafael"]
[Result "1/2-1/2"]
[WhiteElo "2534"]
[BlackElo "2617"]
[ECO "A13"]
[EventDate "2012.10.12"]
[PlyCount "86"]

1.c4 e6 2.g3 Nf6 3.Bg2 d5 4.Nf3 dxc4 5.Qa4+ Nbd7 6.Qxc4 a6 7.Qc2 c5 8.Nc3 
Bd6 9.d4 O-O 10.O-O cxd4 11.Nxd4 Qe7 12.Rd1 Rd8 13.Bd2 Rb8 14.Rac1 Nf8 15.
Bg5 h6 16.Bxf6 Qxf6 17.Ne4 Qe7 18.Nxd6 Rxd6 19.Nb3 Rxd1+ 20.Qxd1 b6 21.Nd4
Bd7 22.Nc6 Bxc6 23.Rxc6 Rd8 24.Qb3 Nd7 25.Qc2 a5 26.a3 g6 27.h3 h5 28.h4 
b5 29.Ra6 Ne5 30.Rxa5 Qd7 31.Ra8 Rxa8 32.Bxa8 Kh7 33.Bg2 Qd4 34.e3 Qd6 35.
Qc1 Qd3 36.Bf1 Nf3+ 37.Kh1 Qf5 38.Bg2 Ne5 39.Kg1 Qd3 40.Bf1 Nf3+ 41.Kh1 
Qf5 42.Bg2 Ne5 43.Kg1 Qd3 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.10"]
[White "Hernandez Guerrero, Gilberto"]
[Black "Fulgenzi, Ernesto"]
[Result "1-0"]
[WhiteElo "2531"]
[BlackElo "2344"]
[ECO "B15"]
[EventDate "2012.10.12"]
[PlyCount "75"]

1.e4 g6 2.d4 Bg7 3.Nc3 c6 4.Be3 d5 5.f3 Nf6 6.e5 Nfd7 7.Qd2 b5 8.Bh6 Bxh6 
9.Qxh6 Nb6 10.Bd3 Nc4 11.Bxc4 dxc4 12.Nge2 Na6 13.O-O Be6 14.a4 b4 15.Ne4 
Qb6 16.c3 O-O-O 17.a5 Qb5 18.cxb4 Qxb4 19.Qe3 Rd5 20.Nf4 Rxa5 21.Nxe6 fxe6
22.Rxa5 Qxa5 23.Rc1 Qb4 24.Qe2 Rd8 25.Rxc4 Qb6 26.Qc2 Kb7 27.Qc3 Nc7 28.
Nc5+ Ka8 29.Na4 Qb7 30.Rxc6 Nb5 31.Qa5 Rd5 32.Nb6+ Kb8 33.Rc8+ Qxc8 34.
Nxc8 Kxc8 35.Qa6+ Kd7 36.Qb7+ Nc7 37.Qxa7 Rb5 38.Qa4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.11"]
[White "Cori Tello, Jorge"]
[Black "Toth, Christian Endre"]
[Result "1-0"]
[WhiteElo "2522"]
[BlackElo "2357"]
[ECO "E00"]
[EventDate "2012.10.12"]
[PlyCount "67"]

1.d4 Nf6 2.c4 e6 3.g3 Bb4+ 4.Bd2 Bxd2+ 5.Nxd2 d6 6.Bg2 O-O 7.Ngf3 Qe7 8.
Qc2 e5 9.e3 Re8 10.h3 c5 11.d5 b5 12.e4 Nbd7 13.cxb5 a6 14.Bf1 Rf8 15.bxa6
Bxa6 16.Bxa6 Rxa6 17.O-O Rfa8 18.a4 Rb6 19.Nc4 Rb4 20.a5 Ne8 21.Ra4 Rbb8 
22.Rb1 Nc7 23.b4 Na6 24.bxc5 Rxb1+ 25.Qxb1 Rb8 26.Nb6 Ndxc5 27.Ra2 g6 28.
Rb2 h6 29.Nd2 Kg7 30.Nbc4 Rxb2 31.Qxb2 Qb7 32.Nb6 Nc7 33.Ndc4 Nxe4 34.Nxd6
1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.12"]
[White "Abdalla, Luiz Guilherme Aurelli"]
[Black "Ricardi, Pablo"]
[Result "0-1"]
[WhiteElo "2316"]
[BlackElo "2505"]
[ECO "E38"]
[EventDate "2012.10.12"]
[PlyCount "92"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 c5 5.dxc5 Na6 6.a3 Bxc3+ 7.Qxc3 Nxc5 8.
Nf3 b6 9.b4 Nce4 10.Qb3 Ng4 11.Be3 Bb7 12.Bd4 O-O 13.h3 Nh6 14.e3 Nf5 15.
Bb2 d5 16.Rd1 Rc8 17.Be2 dxc4 18.Bxc4 Qc7 19.Rc1 Qe7 20.Ke2 Nh4 21.Rhd1 
Nxf3 22.gxf3 Ng5 23.e4 Nxh3 24.Qc3 Qg5 25.Qe5 Qxe5 26.Bxe5 Rxc4 27.Rxc4 
Ba6 28.Rc1 Rc8 29.Kd3 f6 30.Bg3 e5 31.a4 Nf4+ 32.Bxf4 Bxc4+ 33.Rxc4 Rxc4 
34.Kxc4 exf4 35.Kb5 h5 36.Ka6 h4 37.Kxa7 h3 38.Kxb6 h2 39.a5 h1=Q 40.b5 
Qxf3 41.Ka7 Qxf2+ 42.b6 Qc5 43.a6 f3 44.Kb7 f2 45.a7 Qe7+ 46.Kb8 f1=Q 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.13"]
[White "Hungaski, Robert"]
[Black "Paiva, Pedro Henrique de"]
[Result "1-0"]
[WhiteElo "2451"]
[BlackElo "2289"]
[ECO "E66"]
[EventDate "2012.10.12"]
[PlyCount "81"]

1.d4 Nf6 2.c4 g6 3.Nf3 Bg7 4.g3 O-O 5.Bg2 c5 6.O-O Nc6 7.d5 Na5 8.Nfd2 d6 
9.Nc3 e6 10.Qc2 a6 11.b3 Rb8 12.Bb2 b5 13.Rab1 exd5 14.cxd5 Re8 15.e4 Bd7 
16.Nd1 Qc8 17.Ne3 Bh3 18.Rfe1 Rb7 19.Bc3 b4 20.Bb2 Rbe7 21.f3 Bd7 22.Rbc1 
Bb5 23.Ba1 Qb8 24.f4 Qa7 25.Kh1 Nb7 26.e5 dxe5 27.fxe5 Nd7 28.e6 Bxa1 29.
Rxa1 Nd6 30.Ng4 f5 31.Nf2 Nf6 32.Rac1 Rc7 33.Qb2 c4 34.Nxc4 Bxc4 35.bxc4 
Nxc4 36.Rxc4 Rxc4 37.Qxf6 Rf8 38.Qb2 f4 39.e7 Re8 40.d6 Rd4 41.Ng4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.14"]
[White "Leiva, Giuseppe"]
[Black "Slipak, Sergio"]
[Result "1/2-1/2"]
[WhiteElo "2321"]
[BlackElo "2447"]
[ECO "A09"]
[EventDate "2012.10.12"]
[PlyCount "134"]

1.Nf3 d5 2.c4 dxc4 3.Na3 g6 4.Nxc4 Bg7 5.d4 Nf6 6.g3 O-O 7.Bg2 Be6 8.Nce5 
Bd5 9.O-O Nc6 10.Nxc6 Bxc6 11.e3 a5 12.Qe2 a4 13.Bd2 Bd5 14.Bb4 c6 15.Rfd1
Re8 16.Nh4 Bxg2 17.Nxg2 Nd5 18.Be1 Qb6 19.Qc4 Qa6 20.Rac1 e6 21.Nh4 Qxc4 
22.Rxc4 e5 23.Nf3 e4 24.Nd2 Bh6 25.Nb1 f5 26.Bd2 Bf8 27.Rc2 Kf7 28.a3 g5 
29.Nc3 Nf6 30.Rf1 Kg6 31.f3 exf3 32.Rxf3 Bh6 33.Rf1 g4 34.e4 Nxe4 35.Bxh6 
Kxh6 36.Rxf5 Ng5 37.Ne2 Rad8 38.Kg2 Nf3 39.Kf2 Rf8 40.Rcc5 Rxf5 41.Rxf5 
Nxd4 42.Rf4 Nxe2 43.Kxe2 Kg5 44.Rxa4 b5 45.Re4 Rd5 46.b3 h5 47.a4 bxa4 48.
bxa4 Ra5 49.Rc4 h4 50.Ke3 Re5+ 51.Kd4 Rd5+ 52.Kc3 hxg3 53.hxg3 Kf5 54.Rxc6
Ke4 55.Kc2 Kf3 56.Rc3+ Kf2 57.Ra3 Rd6 58.Rc3 Rb6 59.a5 Ra6 60.Ra3 Rc6+ 61.
Kd3 Kxg3 62.a6 Rc8 63.a7 Ra8 64.Ke3 Kh4 65.Ra5 g3 66.Kf3 Rf8+ 67.Kg2 Ra8 
1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.15"]
[White "Supi, Luis Paulo"]
[Black "Soppe, Guillermo"]
[Result "0-1"]
[WhiteElo "2287"]
[BlackElo "2417"]
[ECO "B16"]
[EventDate "2012.10.12"]
[PlyCount "45"]

1.e4 c6 2.Nf3 d5 3.Nc3 dxe4 4.Nxe4 Nf6 5.Nxf6+ gxf6 6.d4 Bg4 7.Be2 Qc7 8.
c4 e6 9.Qa4 Nd7 10.b4 a5 11.b5 Bb4+ 12.Bd2 Bxf3 13.Bxf3 Bxd2+ 14.Kxd2 Nb6 
15.Qb3 c5 16.Rhc1 O-O-O 17.d5 Rhe8 18.g3 exd5 19.cxd5 c4 20.Qc2 Qe5 21.Qc3
Rxd5+ 22.Kc2 Qxc3+ 23.Kxc3 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.16"]
[White "Espinoza Palomino, Willyam"]
[Black "Molina, Roberto Junio Brito"]
[Result "0-1"]
[WhiteElo "2265"]
[BlackElo "2400"]
[ECO "B17"]
[EventDate "2012.10.12"]
[PlyCount "93"]

1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 5.Ng5 Ngf6 6.Bd3 e6 7.N1f3 Bd6 8.Qe2
h6 9.Ne4 Nxe4 10.Qxe4 Qc7 11.O-O b6 12.Qg4 Kf8 13.b3 Bb7 14.Bb2 Nf6 15.Qh4
Nd5 16.Rfe1 Nf4 17.Rad1 g5 18.Nxg5 Be7 19.Re5 Ke8 20.Qxf4 hxg5 21.Qe3 Kd7 
22.d5 cxd5 23.Bb5+ Kc8 24.g3 Rd8 25.Bd4 g4 26.Rd3 Kb8 27.Rc3 Qd6 28.Qf4 
Rf8 29.Qxg4 a6 30.Bf1 Bc8 31.Re2 f6 32.Qf4 e5 33.Rxc8+ Kxc8 34.Qf5+ Kb7 
35.Bg2 Kc7 36.Bb2 Rad8 37.Rd2 d4 38.h4 Qc6 39.h5 Bb4 40.Re2 Qd7 41.Be4 
Qxf5 42.Bxf5 Rh8 43.g4 Rdg8 44.Be6 Rg5 45.Bc1 Rhg8 46.Bxg5 Rxg5 47.Kg2 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.17"]
[White "Zuluaga Mancilla, Cesar"]
[Black "Paveto, Kevin"]
[Result "0-1"]
[WhiteElo "2394"]
[BlackElo "2282"]
[ECO "D93"]
[EventDate "2012.10.12"]
[PlyCount "152"]

1.d4 Nf6 2.Nf3 g6 3.c4 Bg7 4.Nc3 d5 5.Bf4 O-O 6.e3 c5 7.dxc5 Qa5 8.Rc1 
dxc4 9.Bxc4 Qxc5 10.Bb3 Nc6 11.O-O Qa5 12.h3 h6 13.Bh2 e5 14.Qe2 Nd7 15.
Rfd1 Kh7 16.Rd5 Qb4 17.Rcd1 Nb6 18.Rb5 Qe7 19.a4 Be6 20.Bxe6 Qxe6 21.b3 e4
22.Nd4 Nxd4 23.exd4 Rac8 24.d5 Qe7 25.Qxe4 Qf6 26.Ne2 Rfe8 27.Qd3 a6 28.
Rxb6 Qxb6 29.d6 Rcd8 30.Bg3 Re6 31.Kh1 Rd7 32.Ng1 Be5 33.Bxe5 Rxe5 34.Nf3 
Re6 35.Qc4 Rdxd6 36.Rf1 Qd8 37.Qf4 Kg7 38.Qb4 Rd1 39.Qc3+ Kg8 40.Rxd1 
Qxd1+ 41.Kh2 Rc6 42.Qe3 Qd6+ 43.g3 Rc2 44.Nd4 Rc7 45.Nf3 Qc5 46.Qe2 Qd5 
47.Qe3 Kg7 48.h4 Qe6 49.Qf4 Rd7 50.Ne5 Rd5 51.Ng4 g5 52.hxg5 Rxg5 53.Ne3 
Rh5+ 54.Kg1 Qh3 55.Qd4+ f6 56.Qe4 Qh2+ 57.Kf1 Qh1+ 58.Qxh1 Rxh1+ 59.Ke2 
Rb1 60.Nf5+ Kg6 61.Nd4 h5 62.a5 Ra1 63.b4 Rb1 64.Nc2 Rb2 65.Kd3 Kg5 66.Kc3
Rb1 67.Ne3 f5 68.Nc4 f4 69.Nd6 fxg3 70.fxg3 Kg4 71.Ne4 Re1 72.Nf6+ Kg5 73.
Nd5 Rg1 74.Kc4 Rxg3 75.Kc5 h4 76.Kb6 h3 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.18"]
[White "Sabas, Jorge"]
[Black "Krysa, Leandro"]
[Result "0-1"]
[WhiteElo "2274"]
[BlackElo "2381"]
[ECO "D91"]
[EventDate "2012.10.12"]
[PlyCount "126"]

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Bg5 Ne4 6.cxd5 Nxg5 7.Nxg5 e6 8.Qd2 
h6 9.Nf3 exd5 10.g3 O-O 11.Bg2 c6 12.O-O Re8 13.b4 Qd6 14.b5 Nd7 15.e3 Nb6
16.Rfc1 Nc4 17.Qe1 Bg4 18.h3 Bf5 19.g4 Bd7 20.bxc6 bxc6 21.Nd2 Nxd2 22.
Qxd2 f5 23.gxf5 Bxf5 24.Ne2 g5 25.Qa5 Bd7 26.Ng3 Kf8 27.Qd2 Kf7 28.Qe1 Rf8
29.Rc2 Bf6 30.Rac1 Bd8 31.e4 dxe4 32.Nxe4 Qf4 33.Qd2 Qh4 34.Qd3 Bb6 35.Rd2
Qf4 36.Qg3 Bc7 37.Rcc2 Qxd2 38.Rxd2 Bxg3 39.fxg3 Be6 40.Nc3 Rac8 41.Re2 
Bc4 42.Re5 Rcd8 43.Rc5 Rxd4 44.Rxc6 Kg7 45.Rc5 Bxa2 46.Nxa2 Rd1+ 47.Kh2 
Rd2 48.Kg1 Rxa2 49.Bd5 Ra1+ 50.Kg2 Rf6 51.h4 g4 52.Rc4 h5 53.Rc7+ Kf8 54.
Rh7 Rf5 55.Be6 Re5 56.Bc4 a5 57.Kf2 a4 58.Ra7 a3 59.Rf7+ Ke8 60.Ra7 Kd8 
61.Bg8 Kc8 62.Bc4 Kb8 63.Ra6 Kb7 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.19"]
[White "Lujan, Carolina"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "0-1"]
[WhiteElo "2379"]
[BlackElo "2276"]
[ECO "A11"]
[EventDate "2012.10.12"]
[PlyCount "124"]

1.c4 c6 2.Nf3 d5 3.e3 Nf6 4.Nc3 e6 5.Qc2 Be7 6.b3 O-O 7.Bb2 c5 8.cxd5 exd5
9.d4 Nc6 10.dxc5 Bxc5 11.Be2 Bg4 12.O-O Rc8 13.Rad1 Qe7 14.Qb1 Rfd8 15.Ng5
Bxe2 16.Nxd5 Rxd5 17.Bxf6 Rxg5 18.Bxe7 Bxe7 19.f4 Rc5 20.Rfe1 Bxd1 21.Rxd1
Rd8 22.Rxd8+ Bxd8 23.Qe4 Be7 24.g4 g6 25.h4 Bxh4 26.Qe8+ Kg7 27.g5 Be1 28.
Kf1 Bb4 29.Ke2 a5 30.Qd7 b5 31.e4 Rc2+ 32.Kf1 Bf8 33.e5 Rc5 34.e6 Be7 35.
exf7 Kxf7 36.Qh3 Kg7 37.Qd7 Kf7 38.Qh3 Kg7 39.Qd7 b4 40.Kg2 h6 41.gxh6+ 
Kxh6 42.Qh3+ Kg7 43.Qd7 Kf7 44.f5 gxf5 45.Qd1 Ne5 46.Qh5+ Ng6 47.Qd1 Kf6 
48.Qd4+ Kg5 49.Qd2+ f4 50.Kf3 Nh4+ 51.Kf2 Re5 52.Qd7 Bc5+ 53.Kf1 f3 54.
Qd8+ Kg4 55.a4 bxa3 56.b4 Nf5 57.Qg8+ Kf4 58.Qc4+ Re4 59.Qc1+ Be3 60.Qc7+ 
Kg4 61.Qc8 a2 62.Qg8+ Bg5 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.20"]
[White "Caceres Recalde, Fernando"]
[Black "Julia, Ernesto"]
[Result "1-0"]
[WhiteElo "2159"]
[BlackElo "2370"]
[ECO "B40"]
[EventDate "2012.10.12"]
[PlyCount "81"]

1.e4 c5 2.Nc3 e6 3.Nf3 a6 4.g3 d6 5.Bg2 Nc6 6.O-O Nf6 7.d3 Be7 8.Nd2 Qc7 
9.f4 b6 10.a4 Bb7 11.f5 exf5 12.Rxf5 Nb4 13.Nc4 O-O 14.Bg5 Rae8 15.Bxf6 
Bxf6 16.Rxf6 gxf6 17.Qg4+ Kh8 18.Rf1 Qd8 19.Qf4 Re6 20.Bh3 d5 21.Bf5 Rg8 
22.Bxe6 dxc4 23.Bxc4 Qd4+ 24.Rf2 Nxc2 25.Qxf6+ Qxf6 26.Rxf6 Ne3 27.Rxb6 
Bc8 28.Rb8 a5 29.Rb5 Rf8 30.Nd5 Nxc4 31.dxc4 Ba6 32.Rxc5 Rb8 33.Nc7 Bc8 
34.Rxa5 Rb7 35.Nd5 Bh3 36.Rb5 Ra7 37.a5 Kg7 38.b4 Ra8 39.Rb7 Kf8 40.Kf2 
Re8 41.a6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.21"]
[White "Martinez Romero, Martin"]
[Black "Viana, Dirceu"]
[Result "1-0"]
[WhiteElo "2368"]
[BlackElo "2275"]
[ECO "A25"]
[EventDate "2012.10.12"]
[PlyCount "61"]

1.c4 e5 2.Nc3 Nc6 3.g3 d6 4.Bg2 Be6 5.d3 Qd7 6.Rb1 g6 7.b4 Bg7 8.b5 Nd8 9.
e4 f5 10.f3 Nf6 11.Nge2 O-O 12.O-O fxe4 13.fxe4 b6 14.Nd5 Nb7 15.Nxf6+ 
Rxf6 16.Rxf6 Bxf6 17.Be3 Bg4 18.Qd2 a6 19.bxa6 Rxa6 20.Nc3 Ra8 21.Nd5 Rf8 
22.Rf1 Bd8 23.Rxf8+ Kxf8 24.h4 Qf7 25.Kh2 Nc5 26.Bh6+ Kg8 27.Bg5 Bxg5 28.
Qxg5 Be6 29.Qd8+ Kg7 30.Nxc7 Nxd3 31.Ne8+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.22"]
[White "Santiago, Yago de Moura"]
[Black "Feliciano Ebert, Vanessa"]
[Result "1-0"]
[WhiteElo "2364"]
[BlackElo "2268"]
[ECO "B07"]
[EventDate "2012.10.12"]
[PlyCount "65"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Bg5 Bg7 5.f4 h6 6.Bh4 c5 7.e5 Nh5 8.dxc5 Nxf4 
9.exd6 g5 10.Bf2 Bxc3+ 11.bxc3 Nc6 12.g3 Ng6 13.Bg2 O-O 14.Ne2 Bg4 15.h3 
Bxe2 16.Qxe2 exd6 17.O-O dxc5 18.Bxc5 Re8 19.Qf2 Qc7 20.Rad1 Nce5 21.Bd6 
Qb6 22.Qxb6 axb6 23.Bd5 Kg7 24.Rb1 Ra5 25.c4 Rxa2 26.Rxb6 Rd8 27.c5 Ra7 
28.Rxb7 Rxb7 29.Bxb7 f6 30.Bxe5 fxe5 31.c6 Ne7 32.c7 Re8 33.Rd1 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.23"]
[White "Cori Tello, Deysi"]
[Black "Zuriel, Marisa"]
[Result "1-0"]
[WhiteElo "2411"]
[BlackElo "2217"]
[ECO "E14"]
[EventDate "2012.10.12"]
[PlyCount "55"]

1.d4 Nf6 2.Nf3 e6 3.e3 c5 4.Bd3 b6 5.O-O Bb7 6.c4 Be7 7.Nc3 O-O 8.d5 exd5 
9.cxd5 d6 10.e4 Nbd7 11.h3 a6 12.a4 Re8 13.Bf4 Bf8 14.Re1 Qc7 15.Nd2 Rab8 
16.Bf1 Ne5 17.Bh2 g5 18.Bxe5 dxe5 19.Qf3 Kg7 20.Nc4 Bd6 21.Ne3 Ng8 22.Nf5+
Kh8 23.Nd1 f6 24.Nde3 Rbd8 25.h4 h6 26.Rac1 a5 27.Qh5 Qh7 28.Nxd6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.24"]
[White "Tobares, Leandro"]
[Black "Mahia, Gustavo"]
[Result "1-0"]
[WhiteElo "2261"]
[BlackElo "2409"]
[ECO "A00"]
[EventDate "2012.10.12"]
[PlyCount "119"]

1.g3 e5 2.Bg2 d5 3.d3 Nc6 4.Nf3 f6 5.O-O Be6 6.Nbd2 Qd7 7.c4 Nge7 8.cxd5 
Nxd5 9.Nb3 O-O-O 10.Bd2 Bh3 11.Bxh3 Qxh3 12.Rc1 Qe6 13.Qc2 Bd6 14.e4 Ndb4 
15.Bxb4 Nxb4 16.Qb1 h5 17.Rc3 h4 18.a3 Nc6 19.Rxc6 Qxb3 20.Rc4 hxg3 21.
fxg3 c6 22.Rfc1 Bc7 23.R1c3 Qb6+ 24.Kg2 Qe3 25.Qg1 Qxg1+ 26.Kxg1 Bb6+ 27.
Kf1 Kd7 28.b4 Ke6 29.Ke2 Rd7 30.a4 a6 31.Rb3 Ra8 32.Rc2 g6 33.Rb1 Rad8 34.
Rb3 f5 35.Nd2 Rh8 36.Nf3 Kf6 37.h4 Rhd8 38.Rc1 Rd6 39.Rf1 Rf8 40.Nd2 Bd8 
41.exf5 Kg7 42.Ne4 Rd5 43.g4 Bxh4 44.Nc5 Rf7 45.Ne6+ Kg8 46.b5 cxb5 47.
axb5 Rxb5 48.Rc3 gxf5 49.gxf5 Rb4 50.Ke3 Bf6 51.Rg1+ Kh7 52.Rc8 Rh4 53.Rg3
a5 54.Rf8 Rxf8 55.Nxf8+ Kh6 56.Rg6+ Kh5 57.Rxf6 Kg5 58.Rf7 Rb4 59.Nd7 a4 
60.f6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.25"]
[White "Contreras Rodriguez, Henry"]
[Black "Rosito, Jorge"]
[Result "0-1"]
[WhiteElo "2220"]
[BlackElo "2387"]
[ECO "B45"]
[EventDate "2012.10.12"]
[PlyCount "86"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Ndb5 Bb4 7.a3 Bxc3+ 8.
Nxc3 d5 9.Bd3 d4 10.Ne2 e5 11.O-O O-O 12.b4 a6 13.c3 dxc3 14.Nxc3 Bg4 15.
Ne2 Nxe4 16.Bxe4 Qxd1 17.Rxd1 Bxe2 18.Re1 Bb5 19.Bb2 Rac8 20.Rec1 Ba4 21.
f3 f6 22.Kf2 Rfd8 23.Ke3 Rc7 24.g4 Rcd7 25.h4 Ne7 26.g5 f5 27.Bb1 f4+ 28.
Ke4 Rd2 29.Bxe5 Re2+ 30.Kxf4 Nd5+ 31.Kg3 Rxe5 32.Be4 Bc6 33.Rc5 Ree8 34.
Re1 Nb6 35.Kf2 Bxe4 36.Rxe4 Rxe4 37.fxe4 Kf7 38.a4 Rc8 39.Rf5+ Ke6 40.a5 
Nd7 41.Ke3 Ne5 42.Rf1 Rc3+ 43.Kd4 Rd3+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.26"]
[White "Caceres Vasquez, Sergio"]
[Black "Kanefsck, Gustavo"]
[Result "1/2-1/2"]
[WhiteElo "2213"]
[BlackElo "2358"]
[ECO "D23"]
[EventDate "2012.10.12"]
[PlyCount "22"]

1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Qc2 dxc4 5.Qxc4 Bf5 6.g3 e6 7.Bg2 Be7 8.O-O 
O-O 9.Nc3 Nbd7 10.Re1 Ne4 11.Bf4 Rc8 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.27"]
[White "Fabian, Gaston"]
[Black "Gascon Del Nogal, Jose Rafael"]
[Result "1-0"]
[WhiteElo "2344"]
[BlackElo "2206"]
[ECO "D10"]
[EventDate "2012.10.12"]
[PlyCount "51"]

1.d4 d5 2.c4 c6 3.Nc3 Nf6 4.cxd5 cxd5 5.Bf4 a6 6.e3 Nc6 7.Rc1 Bg4 8.Nf3 e6
9.Qb3 Bd6 10.Qxb7 Na5 11.Qxa8 Qxa8 12.Bxd6 Nc4 13.Bxc4 dxc4 14.O-O Ne4 15.
Ba3 f6 16.Na4 Qc6 17.b3 c3 18.Nh4 Bh3 19.gxh3 Ng5 20.f3 Nxh3+ 21.Kg2 g5 
22.Kxh3 gxh4 23.Nxc3 Kd8 24.Ne4 Qb5 25.Nd6 Qa5 26.Nb7+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.28"]
[White "Tokman, Ariel"]
[Black "Paniagua Chnelik, Sebastian"]
[Result "1-0"]
[WhiteElo "2283"]
[BlackElo "2204"]
[ECO "A20"]
[EventDate "2012.10.12"]
[PlyCount "119"]

1.c4 e5 2.g3 Nf6 3.Bg2 c6 4.Nf3 e4 5.Nd4 Qb6 6.e3 d5 7.cxd5 cxd5 8.d3 Bb4+
9.Nc3 Nc6 10.Ne2 Ne5 11.dxe4 dxe4 12.O-O Bxc3 13.Nxc3 O-O 14.Qd4 Nf3+ 15.
Bxf3 exf3 16.Qxb6 axb6 17.e4 Re8 18.Re1 Bf5 19.e5 Nd7 20.Bf4 h6 21.h4 f6 
22.exf6 Nxf6 23.Be5 Ng4 24.Bd4 b5 25.Nxb5 Rxe1+ 26.Rxe1 Rxa2 27.Nd6 Bd3 
28.Nxb7 Ra6 29.Nc5 Rd6 30.Bc3 Be2 31.Nb3 g5 32.h5 Bc4 33.Nd4 Bd5 34.Nf5 
Rd7 35.Ra1 Be6 36.Nd4 Bd5 37.Rd1 Bb7 38.Rd2 Re7 39.Rd3 Rf7 40.Ne6 Re7 41.
Nc5 Bc6 42.Rd4 Ne5 43.Rd6 Be8 44.Rxh6 Ng4 45.Rh8+ Kf7 46.Rh7+ Kf8 47.Rxe7 
Kxe7 48.Ne4 Bxh5 49.Nxg5 Nh6 50.Kf1 Kd6 51.Ke1 Kd5 52.Nh7 Bf7 53.Kd2 Nf5 
54.Nf6+ Ke6 55.g4 Nh4 56.Ke3 Bg6 57.Kf4 Ng2+ 58.Kxf3 Ne1+ 59.Bxe1 Kxf6 60.
Ke3 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.29"]
[White "Pardo Agudelo, Alejandro"]
[Black "Gaitan, Juan Manuel"]
[Result "1-0"]
[WhiteElo "2181"]
[BlackElo "2266"]
[ECO "A47"]
[EventDate "2012.10.12"]
[PlyCount "77"]

1.d4 Nf6 2.Nf3 e6 3.e3 b6 4.Bd3 Bb7 5.Nbd2 c5 6.O-O Nc6 7.b3 Rc8 8.a3 d5 
9.Bb2 Be7 10.Ne5 O-O 11.f4 a6 12.Rf3 b5 13.Rh3 g6 14.dxc5 Bxc5 15.Ng4 Nxg4
16.Qxg4 f5 17.Qg3 d4 18.Nf3 Rc7 19.b4 Bb6 20.Kh1 dxe3 21.Ng5 Qe8 22.Nxh7 
Nd4 23.Nxf8 Qxf8 24.Qxe3 Qd6 25.Re1 Bd5 26.Qg3 Rg7 27.Qg5 Bd8 28.Qg3 Bf6 
29.Qf2 Kf7 30.Bf1 g5 31.Rh6 Rg6 32.Rxg6 Kxg6 33.fxg5 Kxg5 34.Rd1 Nc6 35.c4
bxc4 36.Bxc4 Bxb2 37.Qxb2 Ne7 38.Qg7+ Ng6 39.h4+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.30"]
[White "Arcos Facio, Mateo"]
[Black "Santos, Haroldo Cunha dos"]
[Result "0-1"]
[WhiteElo "2174"]
[BlackElo "2263"]
[ECO "C44"]
[EventDate "2012.10.12"]
[PlyCount "60"]

1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Bc4 d6 5.Nxd4 Be7 6.Be3 Nf6 7.f3 Ne5 8.Be2 
d5 9.Nf5 Bxf5 10.exf5 c5 11.Bb5+ Kf8 12.Be2 h5 13.O-O h4 14.c3 Qd7 15.Qc2 
Nc6 16.Na3 a6 17.Rad1 b5 18.g4 hxg3 19.hxg3 Bd6 20.g4 Re8 21.Bg5 Qe7 22.
Rf2 c4 23.Rxd5 Bc5 24.Bf1 Bb6 25.Qd2 Ne5 26.Kg2 Nexg4 27.Re2 Rh2+ 28.Kg3 
Rxe2 29.Bxe2 Qxe2 30.Qxe2 Rxe2 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.31"]
[White "Toniutti, Ezio"]
[Black "Perez Gormaz, Matias"]
[Result "1/2-1/2"]
[WhiteElo "2162"]
[BlackElo "2261"]
[ECO "D77"]
[EventDate "2012.10.12"]
[PlyCount "78"]

1.d4 Nf6 2.c4 g6 3.g3 Bg7 4.Bg2 d5 5.Nf3 O-O 6.O-O dxc4 7.Na3 c6 8.Nxc4 
Be6 9.Nce5 Bd5 10.Bf4 Na6 11.Qd2 Ne4 12.Qc1 Nc7 13.Bh6 Ne6 14.Bxg7 Kxg7 
15.Rd1 Qa5 16.Qe3 Rad8 17.Nd3 Nd6 18.Nf4 Nc4 19.Nxe6+ Bxe6 20.Qc1 Nd6 21.
Ne5 Nf5 22.Qc3 Qxc3 23.bxc3 Nd6 24.Rdb1 Bd5 25.Bf1 f6 26.Nd3 b6 27.a4 Ne4 
28.Rc1 Nd2 29.Rc2 Nxf1 30.Kxf1 Be4 31.Rd2 c5 32.Nf4 Bf5 33.e4 Bc8 34.Re1 
g5 35.Nd5 cxd4 36.cxd4 Bb7 37.Nc7 Rd6 38.Rc1 Kf7 39.Rdc2 Rd7 {Ilegible} 
1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.32"]
[White "Barbosa, Evandro Amorim"]
[Black "Souza Neves, Andrey"]
[Result "1-0"]
[WhiteElo "2427"]
[BlackElo "2147"]
[ECO "E10"]
[EventDate "2012.10.12"]
[PlyCount "61"]

1.d4 Nf6 2.c4 e6 3.Nf3 c5 4.d5 b5 5.Bg5 exd5 6.cxd5 d6 7.e4 a6 8.a4 Be7 9.
Bxf6 Bxf6 10.axb5 Bxb2 11.Ra2 Bf6 12.bxa6 Bxa6 13.Bb5+ Bxb5 14.Rxa8 O-O 
15.Qb3 Ba6 16.Nbd2 Re8 17.e5 dxe5 18.Nc4 e4 19.Nfd2 e3 20.fxe3 Bh4+ 21.Kd1
Bxc4 22.Qxc4 Bf2 23.Qb5 Rf8 24.e4 Bd4 25.Kc2 f5 26.Rb1 Be5 27.Nf3 Bc7 28.
Qc4 fxe4 29.d6+ Kh8 30.dxc7 Qxc7 31.Qxe4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.33"]
[White "Assumpcao, Roberto"]
[Black "Real De Azua, Ernesto"]
[Result "1/2-1/2"]
[WhiteElo "2218"]
[BlackElo "2482"]
[ECO "B12"]
[EventDate "2012.10.12"]
[PlyCount "43"]

1.e4 c6 2.d4 d5 3.e5 Bf5 4.Nf3 e6 5.Be2 Nd7 6.Nbd2 Bg6 7.O-O Nh6 8.c4 Nf5 
9.cxd5 cxd5 10.Qa4 a6 11.Nb3 Be7 12.g4 Nh4 13.Nxh4 Bxh4 14.f4 Be4 15.Nc5 
b5 16.Qd1 Nxc5 17.dxc5 f6 18.Bd3 O-O 19.Be3 fxe5 20.fxe5 Rxf1+ 21.Qxf1 Bg5
22.Bd4 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.34"]
[White "Diaz Hollemaert, Nahuel"]
[Black "Martinez De Negri, Gonzalo"]
[Result "1-0"]
[WhiteElo "2408"]
[BlackElo "2123"]
[ECO "A15"]
[EventDate "2012.10.12"]
[PlyCount "89"]

1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 O-O 5.g3 b6 6.Bg2 Bb7 7.O-O c5 8.a3 Na6 
9.Qb3 Rc8 10.d3 d6 11.Nc3 Qc7 12.e4 e6 13.Nd2 Rfd8 14.Bh3 Ra8 15.Rae1 Nd7 
16.f4 Nf8 17.f5 Bd4+ 18.Kh1 Bxc3 19.Qxc3 e5 20.Nf3 f6 21.fxg6 hxg6 22.b5 
Nb8 23.Nh4 Qg7 24.Rf2 Bc8 25.Bxc8 Rxc8 26.Qd2 Nbd7 27.Qe2 Re8 28.Qg4 Re7 
29.Ref1 Kf7 30.Bc1 Ke8 31.Ng2 Ne6 32.Ne3 Nc7 33.h4 Qh7 34.Rh2 Rg7 35.h5 
gxh5 36.Rxh5 Rxg4 37.Rxh7 Rg8 38.Nf5 Kd8 39.Kg2 Ne6 40.Nh6 Rg6 41.Nf5 Kc7 
42.Ne7 Rag8 43.Nxg8 Rxg8 44.Rxf6 Nf8 45.Rhf7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.35"]
[White "San Martin Basualto, Epiro"]
[Black "Fusco, Leonardo"]
[Result "0-1"]
[WhiteElo "2114"]
[BlackElo "2379"]
[ECO "A45"]
[EventDate "2012.10.12"]
[PlyCount "120"]

1.d4 Nf6 2.Bg5 e6 3.e4 h6 4.Bxf6 Qxf6 5.Nc3 d6 6.Qd2 c6 7.f4 e5 8.dxe5 
dxe5 9.f5 Bb4 10.a3 Ba5 11.Nf3 Nd7 12.g4 Qe7 13.Bd3 Nf6 14.h3 Bd7 15.b4 
Bc7 16.Na4 a5 17.O-O O-O 18.Kh1 Nh7 19.h4 g5 20.Nc5 Bc8 21.hxg5 hxg5 22.
Kg2 axb4 23.axb4 Rxa1 24.Rxa1 b6 25.Nb3 Rd8 26.Rh1 Ba6 27.Nc1 Bxd3 28.Nxd3
f6 29.Qc3 Rd6 30.Ra1 Bb8 31.Ra8 Qb7 32.Qc4+ Kg7 33.Ra1 Nf8 34.Rh1 Qf7 35.
Qc3 Nd7 36.Ra1 Qe8 37.Rh1 Qf7 38.Ra1 Nf8 39.Kf2 Qe7 40.Rh1 Rd8 41.Kg3 Rd4 
42.Qe1 c5 43.bxc5 bxc5 44.Nxd4 exd4+ 45.e5 c4 46.Nf2 Nd7 47.Kg2 Nxe5 48.
Qe4 Qd6 49.Rb1 d3 50.cxd3 Nxd3 51.Rb7+ Kh6 52.Nxd3 cxd3 53.Kf1 Qh2 54.Qe8 
Qh3+ 55.Ke1 Bg3+ 56.Kd2 Bf4+ 57.Kc3 d2+ 58.Kc2 d1=Q+ 59.Kxd1 Qd3+ 60.Ke1 
Bg3# 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.36"]
[White "Della Morte, German"]
[Black "Ferreira, Kleber Victor"]
[Result "1-0"]
[WhiteElo "2346"]
[BlackElo "2121"]
[ECO "C51"]
[EventDate "2012.10.12"]
[PlyCount "111"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bb6 5.a4 a6 6.Nc3 d6 7.Nd5 Nf6 8.Nxb6 
cxb6 9.d3 O-O 10.c3 Be6 11.Bxe6 fxe6 12.O-O d5 13.Qe2 Qc7 14.Ng5 Qd7 15.f4
h6 16.Nf3 exf4 17.e5 Ng4 18.h3 Ne3 19.Bxe3 fxe3 20.Qxe3 Qc7 21.Rae1 Rae8 
22.h4 Rf7 23.b5 Nd8 24.bxa6 bxa6 25.Rb1 Qxc3 26.Rxb6 Qa5 27.Rd6 Nb7 28.Qb6
Qxb6+ 29.Rxb6 Nc5 30.Rc1 Nxd3 31.Rcc6 a5 32.Rxe6 Rxe6 33.Rxe6 Rf4 34.Rd6 
Rxa4 35.Rxd5 Ra1+ 36.Kh2 Nf4 37.Rd8+ Kf7 38.Rd7+ Kf8 39.Nd4 Re1 40.g3 Nh5 
41.e6 Re4 42.Kg2 Nf6 43.Rd6 a4 44.Nf5 a3 45.Ra6 Re5 46.g4 Ne8 47.e7+ Kf7 
48.Rxa3 g6 49.Nxh6+ Kxe7 50.Ra7+ Ke6 51.Nf7 Re2+ 52.Kf3 Rd2 53.Ng5+ Kd5 
54.Ra5+ Kd4 55.Ne6+ Kd3 56.Nf4+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.37"]
[White "Gemy, Jose Daniel"]
[Black "Vazquez Massaro, Maximiliano"]
[Result "1-0"]
[WhiteElo "2333"]
[BlackElo "2112"]
[ECO "E11"]
[EventDate "2012.10.12"]
[PlyCount "147"]

1.d4 Nf6 2.c4 e6 3.Nf3 Bb4+ 4.Nbd2 b6 5.a3 Bxd2+ 6.Bxd2 Bb7 7.Bg5 d6 8.e3 
h6 9.Bh4 Nbd7 10.Bxf6 Qxf6 11.Qa4 Ke7 12.Be2 c5 13.Rd1 Rhd8 14.O-O Kf8 15.
b4 cxb4 16.Qxb4 Qe7 17.Nd2 Nb8 18.a4 Nc6 19.Qb1 Kg8 20.Nb3 a5 21.Rd2 Nb4 
22.Nc1 d5 23.Na2 dxc4 24.Bxc4 Qg5 25.f4 Qe7 26.Rb2 Bd5 27.Nxb4 Bxc4 28.Nc6
Qa3 29.Re1 Rd6 30.Rxb6 Bd3 31.Qc1 Qxc1 32.Rxc1 Kh7 33.Rb3 Rc8 34.Rbc3 Be4 
35.Nxa5 Ra8 36.Nc4 Rda6 37.a5 Bd5 38.Nb6 R8a7 39.Nxd5 exd5 40.Rc5 Rxa5 41.
Rxa5 Rxa5 42.Rc5 Ra2 43.Rxd5 Kg6 44.Kf1 f6 45.Rd7 h5 46.e4 h4 47.h3 Rd2 
48.Rd6 Ra2 49.Re6 Rd2 50.d5 Kf7 51.f5 g6 52.fxg6+ Kxg6 53.d6 Kf7 54.Re7+ 
Kf8 55.Rh7 Rxd6 56.Rxh4 Rd2 57.Rf4 Ke7 58.Rf2 Rd4 59.Re2 Ke6 60.Kf2 Ke5 
61.Kf3 Ra4 62.h4 Ra3+ 63.Kg4 Ra4 64.Kf3 Ra3+ 65.Kg4 Ra4 66.h5 f5+ 67.Kg5 
fxe4 68.h6 Ra1 69.h7 Rh1 70.Kg6 Kd4 71.g4 Rh4 72.g5 Kd3 73.Re1 e3 74.Kg7 
1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.38"]
[White "Sanchez Sandoval, Gonzalo"]
[Black "Reis, Renan do Carmo"]
[Result "0-1"]
[WhiteElo "2029"]
[BlackElo "2306"]
[ECO "B94"]
[EventDate "2012.10.12"]
[PlyCount "62"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 Nbd7 7.f4 Qc7 8.Qf3 
h6 9.Bh4 g5 10.fxg5 hxg5 11.Bxg5 Qc5 12.Nf5 e6 13.Be3 Qb4 14.O-O-O exf5 
15.Qxf5 Rh5 16.Qf3 Be7 17.Nd5 Nxd5 18.a3 Qa4 19.Rd4 Qa5 20.exd5 Re5 21.Bd3
Nf6 22.Rf1 Bd7 23.Bd2 Qc5 24.Bc3 b5 25.Rh4 O-O-O 26.Bxe5 dxe5 27.d6 Qxd6 
28.Rh6 e4 29.Bxe4 Bg4 30.Bf5+ Kb8 31.Rxf6 Qd2+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.39"]
[White "Nina Campos, Miguel Angel"]
[Black "Crespo, Eugenio"]
[Result "1/2-1/2"]
[WhiteElo "2298"]
[BlackElo "2076"]
[ECO "D35"]
[EventDate "2012.10.12"]
[PlyCount "130"]

1.d4 Nf6 2.c4 e6 3.Nf3 d5 4.cxd5 exd5 5.Nc3 c6 6.Bg5 Be7 7.e3 Bf5 8.Bd3 
Bxd3 9.Qxd3 Nbd7 10.O-O O-O 11.Rab1 a5 12.Rfe1 Ne4 13.Bxe7 Qxe7 14.a3 Nd6 
15.Nd2 Rfe8 16.Na4 b5 17.Nc5 a4 18.Qc3 Nxc5 19.dxc5 Ne4 20.Nxe4 Qxe4 21.
Red1 Re6 22.Rbc1 Rg6 23.g3 Qg4 24.Qd3 Re8 25.Qf1 Re5 26.Rd4 Qd7 27.Qg2 Qe7
28.Rc3 Rge6 29.Qf3 g6 30.Kg2 Kg7 31.Qd1 Re4 32.h3 Qf6 33.Rcd3 Qe7 34.Qc2 
Rxd4 35.Qc3 Re4 36.Rxd4 Qe5 37.Kf1 f6 38.h4 g5 39.hxg5 fxg5 40.g4 Kg6 41.
Qd3 Kf6 42.Ke2 Ke6 43.Kd2 Rxd4 44.Qxd4 Qh2 45.Ke1 Qh1+ 46.Ke2 Qe4 47.Kf1 
Qh1+ 48.Ke2 Qe4 49.Kf1 Qf3 50.Ke1 Qh1+ 51.Ke2 Qe4 52.Qh8 Qxg4+ 53.Kd2 Qh4 
54.Qf8 g4 55.Qd6+ Kf5 56.Ke2 Qf6 57.Qf4+ Ke6 58.Qxg4+ Ke7 59.Kf1 h6 60.Qc8
Kf7 61.Qd7+ Kg6 62.Qg4+ Kf7 63.Qd7+ Kg6 64.Qg4+ Kf7 65.Qd7+ Kg6 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.40"]
[White "Cuevas, Alex"]
[Black "Sperb, Eduardo Quintana"]
[Result "1/2-1/2"]
[WhiteElo "2263"]
[BlackElo "2040"]
[ECO "A25"]
[EventDate "2012.10.12"]
[PlyCount "71"]

1.c4 e5 2.g3 Nc6 3.Bg2 g6 4.Nc3 Bg7 5.d3 Nge7 6.Bd2 d6 7.Rb1 f5 8.b4 f4 9.
Nf3 O-O 10.b5 Nd4 11.Nxd4 exd4 12.Ne4 d5 13.cxd5 Nxd5 14.O-O b6 15.Qb3 Be6
16.Qc4 Qe7 17.Qc6 Rae8 18.Rbc1 Be5 19.Nc5 bxc5 20.Rxc5 Rd8 21.Bxd5 Rf6 22.
Bxe6+ Rxe6 23.Rxe5 Rxe5 24.Bxf4 Rxe2 25.Bxc7 Rc8 26.Qd5+ Qf7 27.Qxf7+ Kxf7
28.b6 axb6 29.Bxb6 Rxa2 30.Bxd4 Rd8 31.Be3 Rxd3 32.Rb1 Rd7 33.Rb6 Ra1+ 34.
Kg2 Rad1 35.Bf4 R1d5 36.h4 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.41"]
[White "Mellano, Santiago"]
[Black "Fiora, Emilio"]
[Result "1/2-1/2"]
[WhiteElo "2242"]
[BlackElo "1954"]
[ECO "D06"]
[EventDate "2012.10.12"]
[PlyCount "8"]

1.d4 d5 2.Nf3 Bf5 3.c4 e6 4.Nc3 Nf6 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.42"]
[White "Villegas, Franco"]
[Black "Tapie Amione, Pablo Adib"]
[Result "1-0"]
[WhiteElo "1852"]
[BlackElo "2240"]
[ECO "B33"]
[EventDate "2012.10.12"]
[PlyCount "89"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Qb6 5.Nb3 Nf6 6.Nc3 e6 7.Be3 Qc7 8.a3 
a6 9.Be2 Be7 10.f4 d6 11.Bf3 O-O 12.O-O Rb8 13.Qe2 b5 14.g4 Re8 15.Qg2 b4 
16.axb4 Nxb4 17.g5 Nd7 18.h4 Bf8 19.h5 Nb6 20.g6 Nc4 21.gxh7+ Kxh7 22.Nd1 
Nxe3 23.Nxe3 Nxc2 24.Nxc2 Rxb3 25.Rab1 Qb6+ 26.Qf2 Qxf2+ 27.Kxf2 Bd7 28.
Nd4 Rb4 29.Nc2 Rb5 30.Nd4 Rb4 31.Nc2 Rc4 32.Ne3 Rd4 33.Rfd1 Rb4 34.Nc2 Rb6
35.Ne3 Reb8 36.Nc4 Rc6 37.Be2 Rb4 38.Ne5 dxe5 39.Rxd7 Rxe4 40.Bd3 f5 41.
Bxe4 fxe4 42.fxe5 Rc5 43.Rh1 Kg8 44.h6 gxh6 45.Rg1+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.43"]
[White "Maldonado, Federico"]
[Black "Rioseco Pinochet, Fernan"]
[Result "0-1"]
[WhiteElo "1973"]
[BlackElo "2236"]
[ECO "E84"]
[EventDate "2012.10.12"]
[PlyCount "78"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 O-O 5.Be3 d6 6.f3 Nc6 7.Nge2 a6 8.Qd2 Rb8 
9.h4 h5 10.Bh6 b5 11.Bxg7 Kxg7 12.cxb5 axb5 13.Ng3 e5 14.d5 Nd4 15.Nce2 c5
16.dxc6 Nxc6 17.Nc3 b4 18.Nb5 d5 19.Rc1 Rb6 20.Qg5 Be6 21.Be2 Kh7 22.O-O 
dxe4 23.fxe4 Ng4 24.Bxg4 Qxg5 25.hxg5 hxg4 26.b3 Kg7 27.Nc7 Nd4 28.Nxe6+ 
Nxe6 29.Rc4 Nxg5 30.Rd1 Ne6 31.Rd5 f6 32.Ra5 Rd8 33.Nf1 Rd1 34.Kf2 Nd4 35.
Ne3 Rd2+ 36.Kg3 Rd3 37.Ra7+ Kh6 38.Kxg4 Rxe3 39.Rc6 Rxe4+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.44"]
[White "Hernandez Amura, Gilberto"]
[Black "Batista, Gerson Peres"]
[Result "0-1"]
[WhiteElo "1851"]
[BlackElo "2233"]
[ECO "B27"]
[EventDate "2012.10.12"]
[PlyCount "70"]

1.d4 g6 2.Nf3 Bg7 3.e4 c5 4.dxc5 Qa5+ 5.c3 Qxc5 6.Be3 Qc7 7.Be2 Nc6 8.O-O 
Nf6 9.Nbd2 O-O 10.Nd4 d5 11.Nxc6 bxc6 12.Qc2 e5 13.Rad1 Be6 14.exd5 cxd5 
15.f4 Ng4 16.Bxg4 Bxg4 17.Rc1 Rac8 18.Qa4 Bh6 19.g3 Bh3 20.Rfe1 exf4 21.
Bxf4 Bxf4 22.Qxf4 Qb6+ 23.Qf2 Qxb2 24.Nf3 Qa3 25.Qd2 Qc5+ 26.Kh1 Bg4 27.
Ne5 Bf5 28.h3 Rfe8 29.Qf4 Qc7 30.Kh2 f6 31.Nf3 Qxf4 32.gxf4 Rxe1 33.Nxe1 
Rc4 34.Nf3 Rxf4 35.Kg3 Re4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.45"]
[White "Estrada Nieto, Julian"]
[Black "Baeta, Marcio Netto"]
[Result "1-0"]
[WhiteElo "2310"]
[BlackElo "2101"]
[ECO "C65"]
[EventDate "2012.10.12"]
[PlyCount "55"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.Qe2 Be7 5.c3 d6 6.O-O Bg4 7.h3 Bd7 8.d4 O-O 
9.Rd1 Qe8 10.Bc4 Bd8 11.Re1 Na5 12.Bd3 c5 13.d5 b5 14.Nbd2 c4 15.Bc2 Bb6 
16.Nf1 Nh5 17.g4 f6 18.gxh5 Qxh5 19.Ng3 Qxh3 20.Be3 Bd8 21.Qf1 Qg4 22.Qg2 
Nb7 23.a4 Bb6 24.axb5 Nc5 25.Nf5 Bxf5 26.exf5 Qh5 27.Nd2 Rae8 28.Nxc4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.46"]
[White "Conde, Adrian"]
[Black "Pichot, Alan"]
[Result "0-1"]
[WhiteElo "2053"]
[BlackElo "2300"]
[ECO "A60"]
[EventDate "2012.10.12"]
[PlyCount "70"]

1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 Bd6 6.e4 O-O 7.Nf3 Re8 8.Bd3 
Bc7 9.O-O d6 10.h3 Nbd7 11.Bg5 h6 12.Bh4 Nf8 13.Nd2 Ng6 14.Bg3 a6 15.a4 
Rb8 16.f4 Bd7 17.Kh1 b5 18.axb5 axb5 19.b4 c4 20.Bc2 Bb6 21.e5 dxe5 22.
Bxg6 fxg6 23.fxe5 Nh5 24.Bh2 Bd4 25.Qc2 Bf5 26.Rxf5 gxf5 27.Rf1 f4 28.Bxf4
Nxf4 29.Rxf4 Bxc3 30.Qxc3 Qxd5 31.Nf3 Qd3 32.Qe1 Rbd8 33.Qg3 c3 34.Rg4 Rd7
35.e6 c2 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.47"]
[White "Cerda Albornoz, Guillermo"]
[Black "Cervetto, Esteban"]
[Result "1/2-1/2"]
[WhiteElo "2267"]
[BlackElo "2100"]
[ECO "C54"]
[EventDate "2012.10.12"]
[PlyCount "40"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d3 Bc5 5.O-O d6 6.c3 O-O 7.Bb3 a6 8.a4 Ba7 
9.Nbd2 Ne7 10.d4 Ng6 11.Re1 h6 12.h3 Be6 13.Bc2 Nh7 14.Nf1 Nh4 15.dxe5 
Nxf3+ 16.Qxf3 dxe5 17.Nh2 Qh4 18.Nf1 Rad8 19.a5 Rd6 20.Qg3 Qxg3 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.48"]
[White "Perez, Maximiliano"]
[Black "Heinecke, Lucas"]
[Result "1/2-1/2"]
[WhiteElo "2264"]
[BlackElo "1978"]
[ECO "B38"]
[EventDate "2012.10.12"]
[PlyCount "46"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.f3 g6 6.c4 Nc6 7.Nc3 Bg7 8.Be3 O-O
9.Qd2 Nxd4 10.Bxd4 a5 11.Be2 Bd7 12.O-O Bc6 13.b3 Nd7 14.Be3 Nc5 15.Rab1 
Qb8 16.Nb5 Bxb5 17.cxb5 Rc8 18.Bc4 Rc7 19.Bd5 Qe8 20.a4 Qf8 21.Rbc1 h5 22.
Rfd1 Kh7 23.Rc2 Rd7 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.49"]
[White "Bouwman, Marcelo Wanderley"]
[Black "Bianchi, Augusto"]
[Result "0-1"]
[WhiteElo "2233"]
[BlackElo "1903"]
[ECO "B01"]
[EventDate "2012.10.12"]
[PlyCount "80"]

1.e4 d5 2.exd5 Nf6 3.d4 Nxd5 4.c4 Nb6 5.Nc3 g6 6.c5 Nd5 7.Bc4 c6 8.Qb3 e6 
9.Nf3 Nxc3 10.bxc3 Bg7 11.Bf4 O-O 12.O-O Nd7 13.Rfe1 Re8 14.Re2 Nf6 15.
Rae1 Nd5 16.Bd6 b6 17.g3 bxc5 18.Bxc5 Qa5 19.Ne5 Nxc3 20.Re3 Bxe5 21.Rxe5 
Nd5 22.Bxd5 cxd5 23.Qe3 Qxa2 24.Rh5 Qa5 25.h4 Ba6 26.Kh2 f6 27.Rh6 e5 28.
Rxg6+ hxg6 29.Qh6 Qc7 30.Qxg6+ Qg7 31.Qh5 Bd3 32.Rc1 Qg6 33.Qd1 Qf5 34.
dxe5 fxe5 35.f3 e4 36.Rc3 Bc4 37.f4 Rab8 38.Ba3 Qf6 39.Qg4+ Qg7 40.Kh3 
Qxg4+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.50"]
[White "Benedetti, Julio"]
[Black "Lingua, Alejo"]
[Result "0-1"]
[WhiteElo "2117"]
[BlackElo "2232"]
[ECO "B22"]
[EventDate "2012.10.12"]
[PlyCount "60"]

1.e4 c5 2.c3 d6 3.d4 Nf6 4.Bd3 g6 5.Nf3 Bg7 6.Qe2 O-O 7.O-O cxd4 8.cxd4 
Bg4 9.Nbd2 Nc6 10.Nb3 a5 11.d5 a4 12.dxc6 axb3 13.cxb7 Rxa2 14.Bd2 Qb6 15.
Bc3 Qxb7 16.Rxa2 bxa2 17.Ra1 Ra8 18.h3 Bxf3 19.Qxf3 Qb3 20.Qe2 Rc8 21.Bc2 
Qe6 22.Qa6 h5 23.Bb3 Qd7 24.Qxa2 e6 25.Re1 h4 26.e5 dxe5 27.Bxe5 Qd2 28.
Qb1 Ng4 29.hxg4 Bxe5 30.Kf1 Bd4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.51"]
[White "Postolski, Javier"]
[Black "Ferro, Ezequiel"]
[Result "1/2-1/2"]
[WhiteElo "2006"]
[BlackElo "2214"]
[ECO "C18"]
[EventDate "2012.10.12"]
[PlyCount "118"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Qc7 7.Bd2 Nc6 8.Nf3 
Nge7 9.Bd3 Bd7 10.O-O h6 11.Re1 c4 12.Bf1 g5 13.h3 O-O-O 14.Nh2 Rdg8 15.
Ng4 Rg6 16.Nf6 Ng8 17.Nh5 f5 18.g4 fxg4 19.hxg4 Rh7 20.Qf3 Qd8 21.a4 Be8 
22.Bc1 Rf7 23.Qg2 Qa5 24.Bb2 Nb8 25.Re3 Bc6 26.Rf3 Qc7 27.Ba3 Be8 28.Bd6 
Qd7 29.a5 Rxf3 30.Qxf3 Qf7 31.Qe3 Nd7 32.a6 b6 33.Bxc4 Ne7 34.Bd3 Rg8 35.
c4 Nf5 36.Bxf5 exf5 37.e6 Qg6 38.exd7+ Bxd7 39.cxd5 Qxd6 40.Qe5 Qxe5 41.
dxe5 fxg4 42.Nf6 Rf8 43.Ra3 Bf5 44.Rc3+ Kd8 45.d6 Rf7 46.Ng8 Bc8 47.Ne7 
Bd7 48.Nc6+ Bxc6 49.Rxc6 Kd7 50.Rc3 Ke6 51.Re3 h5 52.Kg2 h4 53.Rd3 Rd7 54.
Re3 Rf7 55.c4 Rf8 56.Re2 Rf4 57.Rd2 Rf8 58.Re2 Rf4 59.Rd2 Rf8 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.52"]
[White "Palmiotto, Marco Ivan"]
[Black "Miranda Junior, Roberto Calheiros"]
[Result "0-1"]
[WhiteElo "1985"]
[BlackElo "2200"]
[ECO "B32"]
[EventDate "2012.10.12"]
[PlyCount "103"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 e5 5.Nb5 a6 6.Nd6+ Bxd6 7.Qxd6 Qf6 8.
Qd1 Qg6 9.Nc3 d5 10.Nxd5 Qxe4+ 11.Ne3 Be6 12.Bd3 Qd4 13.c3 Qc5 14.Qc2 Nge7
15.b4 Qb6 16.O-O Rc8 17.Qb1 h6 18.a4 O-O 19.Ba3 Rfe8 20.Bc4 Nd8 21.Qd3 Qc7
22.Bxe6 Nxe6 23.Bb2 Red8 24.Qc2 Nd4 25.Qd1 Ndf5 26.Qe2 Nxe3 27.fxe3 Qc6 
28.e4 Ng6 29.g3 Qe6 30.Rf3 Rd7 31.Raf1 Rcd8 32.Bc1 Qb3 33.Kg2 Qxa4 34.h4 
Qb5 35.Qa2 Nh8 36.R1f2 Qc6 37.Qe2 Rd1 38.Qc2 Re1 39.Re3 Rxe3 40.Bxe3 Qc4 
41.Rd2 Rxd2+ 42.Bxd2 Ng6 43.Be3 Nf8 44.Kf3 Ne6 45.Qd2 Qf1+ 46.Bf2 Qc4 47.
Be3 Qc6 48.g4 Qc4 49.Bf2 Nf4 50.Qe3 Qf1 51.Qd2 Qg2+ 52.Ke3 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.53"]
[White "Andrade, Roberto Luiz Costa"]
[Black "Sampaio, Leonardo de Souza Prallon"]
[Result "1-0"]
[WhiteElo "2187"]
[BlackElo "1976"]
[ECO "B50"]
[EventDate "2012.10.12"]
[PlyCount "61"]

1.e4 c5 2.Nf3 d6 3.c3 Nf6 4.h3 Nc6 5.Bd3 g6 6.Bc2 Bg7 7.d4 cxd4 8.cxd4 O-O
9.Nc3 a6 10.O-O e6 11.Be3 b5 12.a3 Bb7 13.b4 Rc8 14.Qd2 Qc7 15.Rac1 Nxb4 
16.Bb1 Nc6 17.d5 exd5 18.Nxd5 Qb8 19.Rxc6 Rxc6 20.Ne7+ Kh8 21.Nxc6 Bxc6 
22.Bd4 Kg8 23.Qc3 Rc8 24.Bxf6 Bxe4 25.Qb2 Bxf3 26.Bxg7 Qb7 27.Bh6 f6 28.
gxf3 Qxf3 29.Ba2+ Kh8 30.Re1 d5 31.Bxd5 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.54"]
[White "Bulgarini Torre, Marco"]
[Black "Avila, Pedro Andres"]
[Result "0-1"]
[WhiteElo "1977"]
[BlackElo "2145"]
[ECO "B25"]
[EventDate "2012.10.12"]
[PlyCount "74"]

1.e4 c5 2.Nc3 d6 3.g3 Nc6 4.Bg2 g6 5.d3 Bg7 6.Nh3 Rb8 7.O-O b5 8.f4 b4 9.
Nd5 Nd4 10.c3 bxc3 11.bxc3 Nb5 12.Qe1 e6 13.a4 Nd4 14.cxd4 exd5 15.e5 dxe5
16.dxc5 e4 17.Ra2 f5 18.dxe4 dxe4 19.Be3 Nf6 20.Rd2 Qc7 21.Bd4 Rb3 22.Qa1 
Qc6 23.Ng5 h6 24.Qa2 Rb7 25.Qc4 Rc7 26.Rfd1 hxg5 27.fxg5 Be6 28.Qc3 Nd5 
29.Qb2 Bxd4+ 30.Qxd4 Qxc5 31.Kh1 Qxd4 32.Rxd4 Ke7 33.h4 Ne3 34.Rb1 Rd8 35.
Rdb4 Rcd7 36.Bf1 Nxf1 37.Rxf1 Bd5 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.55"]
[White "Mackeprang, Luis"]
[Black "Rodriguez, Carolina"]
[Result "1-0"]
[WhiteElo "2145"]
[BlackElo "1776"]
[ECO "B76"]
[EventDate "2012.10.12"]
[PlyCount "49"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.f3 Bg7 7.Be3 Nc6 8.Qd2 
O-O 9.O-O-O Bd7 10.g4 Rc8 11.h4 Ne5 12.h5 Qa5 13.Nb3 Qc7 14.Be2 Nc4 15.
Bxc4 Qxc4 16.Bd4 b5 17.Bxf6 Bxf6 18.Nd5 Be6 19.Nxf6+ exf6 20.Rh2 Rfd8 21.
Qf4 a5 22.Qxf6 a4 23.Nd4 Qxa2 24.hxg6 fxg6 25.Rxh7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.56"]
[White "Lopez Miller, Indalecio"]
[Black "Borja Avila, Raul"]
[Result "0-1"]
[WhiteElo "1940"]
[BlackElo "2140"]
[ECO "B08"]
[EventDate "2012.10.12"]
[PlyCount "82"]

1.e4 g6 2.d4 Bg7 3.Nf3 d6 4.Nc3 Nf6 5.Be2 O-O 6.O-O b6 7.Nd2 c5 8.Nb3 Nc6 
9.Be3 a6 10.a4 Bb7 11.f3 Nd7 12.Kh1 Rc8 13.d5 Nb4 14.Qd2 a5 15.Rae1 Re8 
16.f4 e6 17.Bc4 exd5 18.Bxd5 Nxd5 19.exd5 f5 20.Nb5 Nf6 21.c4 Ne4 22.Qc2 
Ba6 23.Nd2 Qf6 24.b3 Re7 25.Nxe4 Rxe4 26.Bf2 Bxb5 27.axb5 Rce8 28.Qd2 Qc3 
29.Qxc3 Bxc3 30.Rxe4 Rxe4 31.Bh4 Kf7 32.Bd8 a4 33.bxa4 Ba5 34.Rc1 Rxf4 35.
Kg1 h6 36.Rc2 Ke8 37.Bf6 Kf7 38.Bd8 Rd4 39.Kf2 Re4 40.Kf3 g5 41.h3 Rd4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.57"]
[White "Minelli, Fausto"]
[Black "Fernandez, Maria Florencia"]
[Result "0-1"]
[BlackElo "2138"]
[ECO "A48"]
[EventDate "2012.10.12"]
[PlyCount "80"]

1.Nf3 Nf6 2.e3 g6 3.d4 Bg7 4.Be2 O-O 5.O-O d6 6.Nbd2 Nc6 7.c3 e5 8.Qc2 Nd7
9.dxe5 dxe5 10.e4 Kh8 11.Ne1 f5 12.f3 f4 13.Nd3 g5 14.Nf2 h5 15.Rd1 Nf6 
16.h3 Qe8 17.b4 Qg6 18.b5 Nd8 19.Ba3 Re8 20.Nc4 Nf7 21.Rd2 g4 22.hxg4 hxg4
23.fxg4 Nxg4 24.Nxg4 Bxg4 25.Bxg4 Qxg4 26.Qd1 Qg6 27.Qe2 Ng5 28.Qg4 Bf6 
29.Re1 Rg8 30.Rd7 Qh6 31.Kf1 Nxe4 32.Qh3 Qxh3 33.gxh3 Ng3+ 34.Kf2 e4 35.
Bb4 Bh4 36.Red1 Nf5+ 37.Kf1 Rg3 38.R1d5 Rag8 39.Bc5 Rf3+ 40.Ke2 Rg2+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.58"]
[White "Oliveira, Francemir Barra de"]
[Black "Leskovar, Matias"]
[Result "1-0"]
[WhiteElo "1799"]
[BlackElo "2283"]
[ECO "A00"]
[EventDate "2012.10.12"]
[PlyCount "0"]

1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.59"]
[White "Teixeira, Ricardo da Silva"]
[Black "Evans, Pablo"]
[Result "1-0"]
[WhiteElo "2276"]
[BlackElo "2017"]
[ECO "B00"]
[EventDate "2012.10.12"]
[PlyCount "61"]

1.e4 b6 2.d3 Bb7 3.f4 e6 4.Nf3 c5 5.g3 Nc6 6.Bg2 g6 7.O-O Nge7 8.d4 cxd4 
9.Nxd4 Nc8 10.Be3 Bg7 11.Nc3 O-O 12.e5 a6 13.Nxc6 Bxc6 14.Bxc6 dxc6 15.
Qxd8 Rxd8 16.Rad1 Re8 17.Rd7 c5 18.Rfd1 Kf8 19.Ne4 Re7 20.Ng5 Rxd7 21.Rxd7
Ne7 22.Nxh7+ Ke8 23.Rb7 Nd5 24.Kf2 Rd8 25.c4 Nxe3 26.Kxe3 Rd1 27.Rxb6 Rh1 
28.h4 Rg1 29.Kf3 Rf1+ 30.Kg4 Rc1 31.b3 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.60"]
[White "Perez Wertheim, Rodolfo"]
[Black "Barea, Luis"]
[Result "0-1"]
[WhiteElo "2015"]
[BlackElo "2245"]
[ECO "D02"]
[EventDate "2012.10.12"]
[PlyCount "50"]

1.d4 d5 2.Nf3 c6 3.c3 Nf6 4.Bf4 Qb6 5.Qc1 Bf5 6.e3 e6 7.Nbd2 c5 8.Bxb8 
Rxb8 9.Ne5 Bd6 10.f4 Rc8 11.Be2 h5 12.a4 a6 13.a5 Qc7 14.Qd1 c4 15.Bf3 Qd8
16.Qa4+ Ke7 17.b3 cxb3 18.Qxb3 Rb8 19.c4 Bc7 20.O-O Kf8 21.cxd5 exd5 22.
Nxf7 Kxf7 23.e4 Bxf4 24.Bxh5+ Nxh5 25.Rxf4 Nxf4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.61"]
[White "Arias, Juan Carlos"]
[Black "Rivas, Lucas"]
[Result "1-0"]
[WhiteElo "2215"]
[BlackElo "1987"]
[ECO "A47"]
[EventDate "2012.10.12"]
[PlyCount "111"]

1.d4 Nf6 2.Nf3 e6 3.e3 b6 4.Bd3 Bb7 5.O-O Be7 6.Nbd2 O-O 7.b3 c5 8.Bb2 d6 
9.c4 Nbd7 10.Qe2 Qc7 11.Rad1 Rfd8 12.e4 cxd4 13.Nxd4 Ne5 14.Bb1 a6 15.f4 
Nc6 16.Kh1 Rac8 17.N2f3 Nd7 18.f5 e5 19.Nc2 Nf6 20.Ne3 Nb8 21.Nd5 Bxd5 22.
cxd5 b5 23.Nd2 Ne8 24.Nf3 Nf6 25.Bc1 Rd7 26.Bd2 Bd8 27.Ng1 Qb7 28.g4 Ne8 
29.g5 Rdc7 30.Rf3 Nd7 31.Rdf1 Nf8 32.h4 Qb6 33.h5 Qb7 34.Rg3 Qa7 35.Bd3 
Rb7 36.Nf3 Qc5 37.Rc1 Qxc1+ 38.Bxc1 Rxc1+ 39.Rg1 Rc5 40.g6 h6 41.a4 bxa4 
42.bxa4 a5 43.gxf7+ Kxf7 44.Bb5 Nc7 45.Rb1 Kg8 46.Nd2 Be7 47.Kg2 Rb8 48.
Nc4 Nxb5 49.axb5 Rcxb5 50.Rxb5 Rxb5 51.Nxd6 Rb8 52.Nc4 Nd7 53.Nxa5 Bf6 54.
Nc6 Rb3 55.Qa2 Re3 56.Qa7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.62"]
[White "Fiori, Alberto Nicolas"]
[Black "Brizzi, Victor Emmanuel"]
[Result "1-0"]
[WhiteElo "2159"]
[BlackElo "1930"]
[ECO "B33"]
[EventDate "2012.10.12"]
[PlyCount "103"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Ndb5 d6 7.a4 a6 8.Na3 
Be6 9.Bc4 Rc8 10.Bg5 Be7 11.Bxe6 fxe6 12.Bxf6 Bxf6 13.Qh5+ g6 14.Qg4 Qe7 
15.Nd5 Qf7 16.Nc4 Be7 17.Ncb6 O-O 18.Nxe7+ Nxe7 19.Nxc8 Qxf2+ 20.Kd1 Rxc8 
21.Qxe6+ Kh8 22.c3 Qxb2 23.Rc1 Qxg2 24.Qf6+ Kg8 25.Re1 Qg4+ 26.Kc2 Qd7 27.
Rf1 Nc6 28.Kd2 d5 29.Rcd1 dxe4+ 30.Ke1 Qh3 31.Qf7+ Kh8 32.Rd7 Qxc3+ 33.Kf2
Qf3+ 34.Kg1 Qxf7 35.Rfxf7 Nd4 36.Rxh7+ Kg8 37.Rdg7+ Kf8 38.Rf7+ Kg8 39.
Rhg7+ Kh8 40.Rh7+ Kg8 41.Rfg7+ Kf8 42.Rxb7 Kg8 43.Rbg7+ Kf8 44.Rc7 Kg8 45.
Rxc8+ Kxh7 46.Kf2 g5 47.Ra8 g4 48.Rxa6 Nf3 49.Rb6 Nxh2 50.a5 e3+ 51.Kxe3 
g3 52.Rb2 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.63"]
[White "Ayala, Gustavo"]
[Black "Pineiro, Dario"]
[Result "0-1"]
[WhiteElo "1955"]
[BlackElo "2141"]
[ECO "B28"]
[EventDate "2012.10.12"]
[PlyCount "62"]

1.e4 c5 2.Nf3 a6 3.c4 Nc6 4.d4 cxd4 5.Nxd4 Nf6 6.Nc3 d6 7.Be2 e6 8.Be3 Be7
9.Qd2 Bd7 10.g4 Nxd4 11.Bxd4 e5 12.Be3 Bxg4 13.f3 Be6 14.Rg1 O-O 15.O-O-O 
Kh8 16.f4 Rc8 17.b3 exf4 18.Bxf4 b5 19.Bxd6 Bxd6 20.Qxd6 Qxd6 21.Rxd6 bxc4
22.b4 Ra8 23.e5 Nd7 24.Bxc4 Nxe5 25.Bxe6 fxe6 26.Rxe6 Nd3+ 27.Kb1 Nxb4 28.
Re7 g6 29.Rge1 Rab8 30.R1e4 Nd5+ 31.Kc2 Rfc8 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.64"]
[White "Arango, Andres Mauricio"]
[Black "Arias, Juan Cruz"]
[Result "0-1"]
[WhiteElo "2140"]
[BlackElo "1899"]
[ECO "A00"]
[EventDate "2012.10.12"]
[PlyCount "0"]

0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.65"]
[White "Cortes Orihuela, Javier"]
[Black "Chiari, Arthur Gontijo"]
[Result "0-1"]
[WhiteElo "1948"]
[BlackElo "2098"]
[ECO "A05"]
[EventDate "2012.10.12"]
[PlyCount "88"]

1.Nf3 Nf6 2.g3 g6 3.Bg2 Bg7 4.O-O d5 5.d3 O-O 6.Nc3 c5 7.Bg5 Nc6 8.Bxf6 
Bxf6 9.Nd2 Be6 10.e4 d4 11.Ne2 Qc8 12.f4 Bg7 13.Kh1 Bd7 14.Ng1 e5 15.Qf3 
Nb4 16.Rfc1 f5 17.a3 fxe4 18.Nxe4 Bg4 19.Qf2 Nd5 20.Nd6 Qc6 21.Nc4 exf4 
22.gxf4 Qd7 23.Bxd5+ Qxd5+ 24.Qg2 Qxg2+ 25.Kxg2 Rxf4 26.Rf1 Rxf1 27.Rxf1 
Be6 28.Nh3 Bd5+ 29.Kg3 Re8 30.Nf4 Bxc4 31.dxc4 Be5 32.Kg4 Bxf4 33.Rxf4 Re2
34.b4 b6 35.b5 Rxc2 36.Re4 Rxc4 37.Kg5 Rc3 38.Re7 Rxa3 39.h4 Rg3+ 40.Kh6 
d3 41.h5 gxh5 42.Rxh7 c4 43.Rc7 d2 44.Rxa7 Kf8 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.66"]
[White "Monteiro, Marcos Paul de Souza"]
[Black "Mendez, Nicolas"]
[Result "1-0"]
[WhiteElo "2040"]
[BlackElo "1744"]
[ECO "A91"]
[EventDate "2012.10.12"]
[PlyCount "51"]

1.d4 e6 2.c4 f5 3.g3 Nf6 4.Nc3 Be7 5.Bg2 Nc6 6.Nf3 d6 7.O-O e5 8.d5 Nb8 9.
Ng5 O-O 10.Ne6 Bxe6 11.dxe6 c6 12.e4 fxe4 13.Nxe4 h6 14.Qb3 Qc8 15.Rd1 
Nxe4 16.Bxe4 Na6 17.Be3 Nc7 18.Bg2 Nxe6 19.Bh3 Rf6 20.f4 Qc7 21.fxe5 dxe5 
22.c5 Qc8 23.Rf1 Kf7 24.Rxf6+ Bxf6 25.Bxe6+ Qxe6 26.Qxb7+ 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.67"]
[White "Jorquera Alfaro, Mauricio"]
[Black "Espindola, Juan Carlos"]
[Result "1-0"]
[WhiteElo "2036"]
[BlackElo "1891"]
[ECO "A55"]
[EventDate "2012.10.12"]
[PlyCount "85"]

1.d4 d6 2.Nf3 Nf6 3.c4 Nbd7 4.Nc3 e5 5.e4 Be7 6.Be2 O-O 7.O-O Re8 8.Qc2 c6
9.Rd1 Qc7 10.h3 Nf8 11.Be3 Ng6 12.Rac1 Bf8 13.dxe5 dxe5 14.a3 Nh5 15.b4 
Nhf4 16.Bf1 Qe7 17.Kh2 Qf6 18.Ne1 Ne6 19.Ne2 h5 20.g3 h4 21.Bg2 Nh8 22.Nf3
g5 23.Qd2 Be7 24.Kg1 Ng6 25.Nh2 Qg7 26.Qb2 f6 27.Rd2 b6 28.Rcd1 Nc7 29.g4 
Be6 30.Qc3 Qf7 31.c5 b5 32.Bf1 Rad8 33.Rxd8 Rxd8 34.Rxd8+ Bxd8 35.Nc1 Qd7 
36.Be2 Nf8 37.Nf1 Bf7 38.Nb3 Nce6 39.Nfd2 Bc7 40.f3 Ng6 41.Bf2 Kg7 42.Qd3 
Qe8 {Ilegible} 43.Bf1 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.68"]
[White "Freitas, Rames Fialho de"]
[Black "Morelli, Nicolas"]
[Result "1/2-1/2"]
[BlackElo "2036"]
[ECO "E41"]
[EventDate "2012.10.12"]
[PlyCount "160"]

1.d4 Nf6 2.Nf3 e6 3.c4 Bb4+ 4.Nc3 c5 5.e3 Ne4 6.Qc2 f5 7.Bd3 Qa5 8.Bxe4 
Bxc3+ 9.bxc3 fxe4 10.Nd2 cxd4 11.Nxe4 dxc3 12.O-O O-O 13.Nxc3 Nc6 14.Bd2 
Qh5 15.Nb5 b6 16.Bc3 Bb7 17.Rad1 Rad8 18.Nd6 Ba8 19.Rd2 Ne7 20.e4 Ng6 21.
Rd3 Nf4 22.Rg3 e5 23.f3 Ne6 24.Rd1 Bc6 25.Qb2 Ng5 26.Bxe5 Rxf3 27.gxf3 
Nxf3+ 28.Rxf3 Qxf3 29.Re1 Qh5 30.Qd4 Rf8 31.Nf5 Qg4+ 32.Bg3 Rxf5 33.Qd1 
Qxd1 34.Rxd1 Ra5 35.Kf2 Rxa2+ 36.Ke3 Kf7 37.e5 Rb2 38.Rd6 Ba4 39.Kd3 Rb3+ 
40.Kd4 h5 41.Be1 Rh3 42.c5 bxc5+ 43.Kxc5 Rxh2 44.Ra6 Bc6 45.Kd6 Rh1 46.e6+
dxe6 47.Rxa7+ Kg6 48.Bc3 Bd5 49.Rxg7+ Kf5 50.Rf7+ Ke4 51.Be5 h4 52.Rh7 h3 
53.Rh4+ Kf5 54.Rh5+ Kg4 55.Rh8 Rd1 56.Rg8+ Kf5 57.Rf8+ Kg6 58.Ke7 Bc4 59.
Rf3 Rd5 60.Bh2 Rh5 61.Kd6 Bd5 62.Rf2 Rf5 63.Rb2 Kg5 64.Be5 Kg4 65.Rb4+ Kf3
66.Rh4 Kg2 67.Rg4+ Kf2 68.Bh2 Rf3 69.Ke5 Rb3 70.Bf4 Rb5 71.Rh4 Bc4+ 72.Ke4
Bf1 73.Be3+ Ke2 74.Bg1 Bg2+ 75.Kf4 Kf1 76.Bd4 Rb3 77.Kg4 Rd3 78.Be5 Kf2 
79.Rh6 Bf3+ 80.Kxh3 Be4+ 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.69"]
[White "Aberbach, Angel"]
[Black "Krumrick, Ezequiel Arturo"]
[Result "1/2-1/2"]
[WhiteElo "2023"]
[ECO "A06"]
[EventDate "2012.10.12"]
[PlyCount "17"]

1.Nf3 Nf6 2.b3 d5 3.Bb2 Bg4 4.Ne5 Bf5 5.e3 Nbd7 6.f4 Be6 7.Be2 c6 8.O-O h6
{Ilegible} 9.Qe1 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.70"]
[White "Horst, Rodrigo"]
[Black "Fiori, Hector"]
[Result "0-1"]
[BlackElo "2125"]
[ECO "A25"]
[EventDate "2012.10.12"]
[PlyCount "72"]

1.c4 e5 2.Nc3 Nc6 3.e4 Bc5 4.Nf3 d6 5.h3 Nge7 6.d3 O-O 7.g3 f5 8.Be3 Bxe3 
9.fxe3 fxe4 10.dxe4 Kh8 11.Be2 Ng8 12.Qd2 Be6 13.Nd5 Nf6 14.Ng5 Bg8 15.h4 
Ne7 16.O-O-O b5 17.Qc2 bxc4 18.Bxc4 c6 19.Nxf6 Rxf6 20.Rdf1 d5 21.Bb3 Qb6 
22.Qe2 Raf8 23.Rxf6 Rxf6 24.g4 Qb4 25.Rf1 Qc5+ 26.Kd2 Qb4+ 27.Kc1 dxe4 28.
Nf7+ Bxf7 29.Bxf7 Qc5+ 30.Bc4 Rxf1+ 31.Qxf1 Qxe3+ 32.Kb1 Qf3 33.Qg1 Nd5 
34.a3 e3 35.Qc1 e2 36.Ka1 Qf4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.71"]
[White "Sepulveda Perez, Jorge Eduardo"]
[Black "Anino, Sergio"]
[Result "0-1"]
[WhiteElo "1953"]
[BlackElo "2226"]
[ECO "A07"]
[EventDate "2012.10.12"]
[PlyCount "48"]

1.Nf3 d5 2.g3 g6 3.Bg2 Bg7 4.O-O e5 5.c4 c6 6.cxd5 cxd5 7.d4 e4 8.Ne1 Nc6 
9.e3 f5 10.f3 Nf6 11.Nc3 O-O 12.Qa4 Be6 13.f4 a6 14.b4 Nd7 15.b5 axb5 16.
Qxb5 Nxd4 17.exd4 Bxd4+ 18.Kh1 Bxc3 19.Bb2 Qf6 20.Rf2 Rfc8 21.Bxc3 Qxc3 
22.Rb1 Qc5 23.Qb2 d4 24.Bf1 Rxa2 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.72"]
[White "Restuccia, Francisco"]
[Black "Ezcurra, Mariano"]
[Result "1-0"]
[WhiteElo "2118"]
[BlackElo "1560"]
[ECO "B23"]
[EventDate "2012.10.12"]
[PlyCount "119"]

1.e4 c5 2.Nc3 e6 3.f4 Nc6 4.Nf3 Nd4 5.Nxd4 cxd4 6.Nb5 e5 7.Qh5 d6 8.fxe5 
g6 9.Qf3 dxe5 10.Bc4 f6 11.O-O a6 12.Na3 Bg7 13.d3 Ne7 14.c3 h5 15.cxd4 
Qxd4+ 16.Kh1 Bg4 17.Qg3 b5 18.Nc2 Qd7 19.Bb3 h4 20.Qf2 h3 21.gxh3 Rxh3 22.
Ne1 Qd4 23.Qxd4 exd4 24.Bf4 Be2 25.Rf2 Bxd3 26.Kg2 Rh4 27.Nxd3 g5 28.Bd6 
Kd7 29.Bxe7 Kxe7 30.Rc1 Kd6 31.Bd5 Rah8 32.Rc6+ Kd7 33.Nc5+ Ke8 34.Ne6 Kd7
35.Nxg7 Rxh2+ 36.Kf1 d3 37.e5 d2 38.Rd6+ Kc7 39.Ne6+ Kb8 40.Bg2 d1=Q+ 41.
Rxd1 fxe5 42.Nxg5 Rg8 43.Ne6 e4 44.Bxe4 Rxf2+ 45.Kxf2 Re8 46.Bd5 Rh8 47.
Ke3 Rh3+ 48.Kd4 Rh4+ 49.Ke5 Rh5+ 50.Kd6 Rh2 51.b4 Rh4 52.Kc5 Rh2 53.Rg1 
Rc2+ 54.Kb6 Rc8 55.Rg7 Re8 56.Rb7+ Kc8 57.Rc7+ Kb8 58.Nd4 Re6+ 59.Bxe6 a5 
60.Rc8# 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.73"]
[White "Salvatti, Diego"]
[Black "Curotto, Nicolas"]
[Result "1-0"]
[WhiteElo "2112"]
[BlackElo "1859"]
[ECO "A14"]
[EventDate "2012.10.12"]
[PlyCount "70"]

1.Nf3 Nf6 2.g3 e6 3.Bg2 d5 4.O-O Be7 5.b3 b6 6.Bb2 Bb7 7.c4 O-O 8.cxd5 
exd5 9.d4 Nbd7 10.Nc3 c6 11.Rc1 Bd6 12.Qd3 Re8 13.Nd2 Rc8 14.e4 dxe4 15.
Ndxe4 Bb8 16.Rfd1 Nxe4 17.Nxe4 Nf6 18.Rc2 Nd5 19.a3 f5 20.Nc3 Qf6 21.Rdc1 
Rcd8 22.Nxd5 cxd5 23.Re2 Re6 24.Rxe6 Qxe6 25.Bc3 Qf7 26.Re1 Bd6 27.Bd2 Rf8
28.f4 g6 29.Bb4 Bxb4 30.axb4 Rc8 31.Qe3 Rc7 32.Qe5 Rc8 33.h4 Rd8 34.b5 Qg7
35.Qxg7+ Kxg7 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.74"]
[White "Epelboin, Matias"]
[Black "Pirola, Marcos"]
[Result "1/2-1/2"]
[WhiteElo "1941"]
[BlackElo "2070"]
[ECO "B03"]
[EventDate "2012.10.12"]
[PlyCount "84"]

1.e4 Nf6 2.e5 Nd5 3.c4 Nb6 4.d4 d6 5.exd6 cxd6 6.Nc3 g6 7.Be3 Bg7 8.Rc1 
O-O 9.Nf3 Bg4 10.Be2 Nc6 11.b3 Nd7 12.O-O Nf6 13.h3 Bf5 14.d5 Nb8 15.Nd4 
Bd7 16.Qd2 Re8 17.f4 Na6 18.f5 Nc5 19.fxg6 hxg6 20.Bf3 Bc8 21.b4 Ncd7 22.
Ne4 Ne5 23.Nxf6+ exf6 24.Be2 a5 25.a3 axb4 26.axb4 Ra3 27.Bf2 Bd7 28.Ra1 
Qa8 29.Qb2 Rxa1 30.Rxa1 Qc8 31.Rc1 Bf5 32.c5 Bd3 33.Rc3 Bxe2 34.Qxe2 f5 
35.Qb5 dxc5 36.bxc5 Rd8 37.d6 Rxd6 38.cxd6 Qxc3 39.Qe8+ Kh7 40.d7 Nxd7 41.
Qxd7 Qc1+ 42.Kh2 Qf4+ 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.75"]
[White "Lo Presti, Roberto"]
[Black "March, Diego"]
[Result "1-0"]
[WhiteElo "2065"]
[BlackElo "1822"]
[ECO "B78"]
[EventDate "2012.10.12"]
[PlyCount "61"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 Nc6 8.Qd2 
O-O 9.Bc4 Bd7 10.O-O-O Ne5 11.Bb3 Rc8 12.g4 Nc4 13.Bxc4 Rxc4 14.h4 h5 15.
gxh5 Nxh5 16.Rhg1 Qa5 17.Rg5 f5 18.Rxg6 f4 19.Bf2 Rfc8 20.Rg5 b5 21.Nb3 
Qa6 22.Bd4 Rxd4 23.Qxd4 Kf8 24.Rxg7 Nxg7 25.Rg1 e5 26.Qd2 Be8 27.Qg2 Qb7 
28.Nd5 Qf7 29.Qg5 Bc6 30.Nf6 Rc7 31.Qh6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.76"]
[White "Speranza, Mariano"]
[Black "Romero, Fabian"]
[Result "0-1"]
[WhiteElo "1851"]
[BlackElo "2058"]
[ECO "B72"]
[EventDate "2012.10.12"]
[PlyCount "54"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.Bc4 Nc6 8.Nf3 
Bd7 9.Qd2 Ne5 10.Bb3 Rc8 11.Bh6 Bxh6 12.Qxh6 Nc4 13.Bxc4 Rxc4 14.O-O-O Qb6
15.Ne2 a5 16.e5 dxe5 17.Nxe5 Qxf2 18.Rhe1 Bf5 19.c3 Qxg2 20.Qe3 O-O 21.Rd2
Re8 22.Ng1 Qh1 23.Nh3 Qxe1+ 24.Qxe1 Bxh3 25.Rd4 Rc5 26.Rh4 Bf5 27.Qd2 h5 
0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.77"]
[White "Saitta, Jorge"]
[Black "Schuh, Astor Jose"]
[Result "1/2-1/2"]
[WhiteElo "1847"]
[BlackElo "2055"]
[ECO "B23"]
[EventDate "2012.10.12"]
[PlyCount "95"]

1.e4 c5 2.Nc3 e5 3.Bc4 Nf6 4.d3 Nc6 5.f4 d6 6.f5 Na5 7.Bd5 Nxd5 8.Nxd5 Be7
9.Qh5 Bd7 10.Nxe7 Kxe7 11.g4 Qb6 12.Qg5+ Kf8 13.Ne2 f6 14.Qe3 h6 15.b3 Nc6
16.c3 a5 17.Ba3 Ke7 18.Rd1 Ra6 19.d4 cxd4 20.cxd4 Nb4 21.Qd2 Rd8 22.Nc3 
Qxd4 23.Bxb4 Qxd2+ 24.Rxd2 axb4 25.Nd5+ Kf7 26.Nxb4 Rb6 27.Nd5 Rb5 28.Kf2 
Rc8 29.b4 Rc4 30.a4 Rbxb4 31.Nxb4 Rxb4 32.Rxd6 Bc6 33.Re1 Rxa4 34.Kf3 Ra3+
35.Re3 Ra1 36.h4 Rf1+ 37.Kg3 Rg1+ 38.Kf3 Rf1+ 39.Kg3 Rf4 40.Re1 Bxe4 41.
Rd7+ Kg8 42.Ra1 h5 43.gxh5 Kh7 44.Ra8 Rxf5 45.Rf7 Rf3+ 46.Kh2 Rf5 47.Rff8 
Rf2+ 48.Kg1 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.78"]
[White "Heinecke, Victor"]
[Black "Lescano, Ramon"]
[Result "1/2-1/2"]
[WhiteElo "2025"]
[ECO "C02"]
[EventDate "2012.10.12"]
[PlyCount "153"]

1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Bd7 5.Nf3 Nc6 6.a3 Qc7 7.b4 cxd4 8.cxd4 f6 9.
Bb2 Be7 10.Nbd2 a6 11.Rc1 Nh6 12.Bd3 O-O 13.O-O Rfc8 14.Nb3 b6 15.Qc2 f5 
16.Qe2 Qb7 17.Rc3 Nd8 18.Rfc1 Rxc3 19.Rxc3 Ba4 20.Nc1 Bd7 21.Nd2 Bf8 22.
Ndb3 Nhf7 23.h4 Nh6 24.Nd2 Be7 25.Nf3 Ndf7 26.Nb3 Kh8 27.Nbd2 Bd8 28.Nf1 
Be7 29.Ne3 g6 30.g3 a5 31.b5 Rc8 32.Rxc8+ Qxc8 33.a4 Kg8 34.Ng2 Be8 35.Qd2
Ng4 36.Nf4 Bf8 37.Nh3 Bb4 38.Qe2 Bf8 39.Nfg5 Ngh6 40.Qe3 Be7 41.Nf3 Bf8 
42.Qd2 Ng4 43.Kg2 Ngh6 44.Bc1 Bb4 45.Qb2 Ng4 46.Nhg5 Ngh6 47.Be2 Kg7 48.
Nh2 Bd7 49.f3 Qc3 50.Qxc3 Bxc3 51.Be3 f4 52.Bxf4 Bxd4 53.Nxf7 Nxf7 54.Ng4 
Bc8 55.Bd3 h6 56.Bd2 h5 57.Ne3 Bxe5 58.Nc2 Bc7 59.f4 e5 60.Bc3 Kh7 61.fxe5
Nxe5 62.Be2 Bf5 63.Nd4 Be4+ 64.Kf2 Nd3+ 65.Bxd3 Bxd3 66.Ne6 Bd6 67.Bd4 Bc2
68.Bxb6 Bxa4 69.Bxa5 Bxb5 70.Bc3 Bd7 71.Nf4 Bc5+ 72.Ke1 d4 73.Bd2 Bg4 74.
Nd3 Bd6 75.Kf2 Bf5 76.Nf4 Be4 77.Ne6 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.79"]
[White "Areco, Antonio"]
[Black "Santopietro, Gerardo"]
[Result "0-1"]
[BlackElo "2006"]
[ECO "A00"]
[EventDate "2012.10.12"]
[PlyCount "40"]

1.e3 c5 2.c4 Nf6 3.Nc3 e6 4.d4 d5 5.dxc5 Bxc5 6.cxd5 exd5 7.Bb5+ Nc6 8.
Nge2 O-O 9.O-O Bd6 10.Nd4 Ne5 11.Be2 h5 12.h3 g5 13.f4 gxf4 14.exf4 Nc6 
15.Nxc6 bxc6 16.Bxh5 Bc5+ 17.Kh1 Kg7 18.Bf3 Rh8 19.b3 Qd7 20.Kh2 Rxh3+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.80"]
[White "Moyses Sobrinho, Elias"]
[Black "Bilbao, Guillermo"]
[Result "1-0"]
[BlackElo "1890"]
[ECO "A00"]
[EventDate "2012.10.12"]
[PlyCount "0"]

1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.81"]
[White "Etchevest, Marcelo"]
[Black "Fonseca, Luis Ernesto Serra"]
[Result "1-0"]
[WhiteElo "1744"]
[BlackElo "2096"]
[ECO "A00"]
[EventDate "2012.10.12"]
[PlyCount "0"]

1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.82"]
[White "Besso, Javier Alejandro"]
[Black "Okamura, Milton Kasuo"]
[Result "1/2-1/2"]
[WhiteElo "1751"]
[BlackElo "2092"]
[ECO "D04"]
[EventDate "2012.10.12"]
[PlyCount "90"]

1.d4 d5 2.Nf3 Nf6 3.e3 Bf5 4.Bd3 e6 5.Bxf5 exf5 6.O-O Bd6 7.b3 Qe7 8.Qd3 
g6 9.Nbd2 O-O 10.Bb2 Nbd7 11.c4 c6 12.c5 Bc7 13.b4 Ne4 14.a4 g5 15.g3 Rfe8
16.b5 Ndf6 17.a5 a6 18.bxc6 bxc6 19.Rfb1 Ng4 20.Rf1 Rab8 21.Bc3 Rb5 22.h3 
Ngf6 23.Rfb1 Reb8 24.Rxb5 Rxb5 25.Rb1 Nxc3 26.Qxc3 Bxa5 27.Qd3 Ne4 28.Rxb5
axb5 29.Nb3 Bc7 30.Kg2 Kg7 31.Nh2 Qe6 32.Nf1 Nc3 33.Qd2 Ne4 34.Qa2 Nf6 35.
Qe2 f4 36.Nbd2 fxg3 37.Nxg3 Bxg3 38.fxg3 Qf5 39.Nf3 Qe4 40.Kf2 Nd7 41.g4 
Qb1 42.h4 h6 43.hxg5 hxg5 44.Kg3 f6 45.Qh2 Qe4 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.83"]
[White "Judewicz, Alejandro"]
[Black "Zalimben, Maria Luz"]
[Result "1-0"]
[WhiteElo "2084"]
[BlackElo "1714"]
[ECO "C11"]
[EventDate "2012.10.12"]
[PlyCount "67"]

1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.e5 Nfd7 5.Nf3 c5 6.dxc5 Nc6 7.Bf4 Be7 8.Nb5 
Nxc5 9.c4 O-O 10.cxd5 exd5 11.Be2 Ne6 12.Bg3 Qa5+ 13.Kf1 Rd8 14.a3 a6 15.
Nd6 d4 16.b4 Qb6 17.Bd3 Bd7 18.h4 h6 19.Qe2 Nf8 20.Nd2 Be6 21.N2c4 Qa7 22.
Nf5 b5 23.Ncd6 Bxf5 24.Nxf5 Rd7 25.Qg4 Ne6 26.Nxh6+ Kf8 27.Nxf7 Ncd8 28.
Ng5 Bxg5 29.hxg5 Ke7 30.g6 Rc8 31.Bh4+ Ke8 32.Bxd8 Rdxd8 33.Bf5 Rc6 34.Rh7
1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.84"]
[White "Ortiz, Jorge"]
[Black "Besso, Guadalupe"]
[Result "0-1"]
[WhiteElo "1932"]
[BlackElo "1730"]
[ECO "B52"]
[EventDate "2012.10.12"]
[PlyCount "90"]

1.e4 c5 2.Nf3 d6 3.Bb5+ Bd7 4.Bxd7+ Qxd7 5.d4 cxd4 6.Nxd4 Nf6 7.Nc3 Nc6 8.
O-O g6 9.Re1 Bg7 10.Be3 O-O 11.f3 Rac8 12.Nce2 Ne5 13.b3 b5 14.Rc1 Rc7 15.
h3 a6 16.Qd2 Rfc8 17.Bh6 Rc5 18.Bxg7 Kxg7 19.Ng3 Qa7 20.Kh1 Rc3 21.Re3 
Rxe3 22.Qxe3 Nc6 23.c3 Nxd4 24.cxd4 Rxc1+ 25.Qxc1 Qxd4 26.Qg5 e6 27.Qc1 
Qf2 28.Qf4 Qxa2 29.Qxd6 Qxb3 30.Qxa6 Qb2 31.Qd6 b4 32.Qd3 b3 33.Ne2 Qa1+ 
34.Kh2 b2 35.Nc3 Qa3 36.Qc2 Qxc3 37.Qxc3 b1=Q 38.g4 Qb8+ 39.Kg2 Qf4 40.h4 
e5 41.Kh3 h5 42.g5 Nxe4 43.fxe4 Qg4+ 44.Kh2 Qxh4+ 45.Kg1 Qxg5+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.85"]
[White "Elias, Roberto"]
[Black "Aguero Arce, Matias"]
[Result "1/2-1/2"]
[WhiteElo "1885"]
[BlackElo "1633"]
[ECO "A13"]
[EventDate "2012.10.12"]
[PlyCount "32"]

1.Nf3 Nf6 2.c4 e6 3.e3 d5 4.b3 Bd6 5.Bb2 Nbd7 6.Nc3 O-O 7.Rc1 c6 8.d4 Re8 
9.a3 Qe7 10.cxd5 exd5 11.b4 Ng4 12.Qd2 Ndf6 13.h3 Nh6 14.Qd3 Ne4 15.Qc2 
Ng5 16.Qe2 Qf6 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.86"]
[White "Acosta, Lautaro Gaston"]
[Black "Freitas, Julio Eimard de"]
[Result "1-0"]
[BlackElo "1882"]
[ECO "D43"]
[EventDate "2012.10.12"]
[PlyCount "49"]

1.d4 d5 2.c4 c6 3.Nc3 Nf6 4.Bg5 e6 5.e3 Be7 6.Nf3 h6 7.Bh4 O-O 8.cxd5 exd5
9.Bd3 Nbd7 10.O-O Ne4 11.Bxe7 Qxe7 12.Qc2 Ndf6 13.Ne5 Be6 14.Bxe4 Nxe4 15.
Nxe4 Bf5 16.Qc5 Qxc5 17.Nxc5 f6 18.Nf3 b6 19.Nb3 Rac8 20.Rac1 Bd3 21.Rfe1 
Rfe8 22.Rc3 Ba6 23.Rec1 Bb7 24.Nbd2 g5 25.b4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.87"]
[White "Alvarez, Agustin"]
[Black "Mateu, Pedro"]
[Result "1-0"]
[WhiteElo "1863"]
[ECO "A04"]
[EventDate "2012.10.12"]
[PlyCount "44"]

1.Nf3 d6 2.g3 e5 3.d3 g6 4.b4 Bg7 5.Bb2 Nc6 6.a3 Bf5 7.c4 Nf6 8.Bg2 Rb8 9.
b5 Ne7 10.c5 Be6 11.O-O a6 12.a4 h6 13.Nbd2 Nd7 14.cxd6 cxd6 15.Nc4 Nb6 
16.Rc1 axb5 17.axb5 g5 18.Ba3 Nbc8 19.Qb3 Kf8 20.Qb4 Nd5 21.Qb3 Kg8 22.d4 
{Ilegible} 22...exd4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.88"]
[White "Cordono, Carlos"]
[Black "Argote Heredia, Valentina"]
[Result "1-0"]
[BlackElo "1856"]
[ECO "B22"]
[EventDate "2012.10.12"]
[PlyCount "93"]

1.e4 c5 2.d4 cxd4 3.c3 Nf6 4.e5 Nd5 5.Qxd4 e6 6.f4 Nc6 7.Qf2 b6 8.b4 Qc7 
9.Bd2 Bb7 10.a3 a5 11.c4 Nde7 12.Nc3 Na7 13.Be3 Nec8 14.b5 d5 15.exd6 Bxd6
16.Nh3 Rb8 17.Na4 Ba8 18.Be2 O-O 19.O-O Be4 20.Rfc1 Qd7 21.Rc3 e5 22.f5 f6
23.Kf1 Qb7 24.Rd1 Be7 25.Bf3 Bxf3 26.Qxf3 Qxf3+ 27.gxf3 Rd8 28.Rxd8+ Bxd8 
29.Rd3 Ne7 30.Rd7 Nxf5 31.Bf2 Ra8 32.Bxb6 Bxb6 33.Nxb6 Rb8 34.Rxa7 Rxb6 
35.Ke2 Nd4+ 36.Kd3 Nxf3 37.Ra6 Rb8 38.b6 Nd4 39.c5 g5 40.Ra7 h5 41.Kc4 g4 
42.Nf2 f5 43.Rc7 Ne6 44.Re7 Ng7 45.b7 Kf8 46.Rxg7 Kxg7 47.c6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.89"]
[White "Brizzi, Milagros Tatiana"]
[Black "Derbes, Jose Maria"]
[Result "1-0"]
[WhiteElo "1839"]
[ECO "A04"]
[EventDate "2012.10.12"]
[PlyCount "37"]

1.e4 c5 2.Nf3 Nc6 3.d3 d6 4.g3 g6 5.Bg2 Bg7 6.O-O Nf6 7.c3 O-O 8.Re1 e6 9.
Na3 a6 10.Nc2 Qc7 11.d4 Bd7 12.Bg5 Rfe8 13.Qd2 Rac8 14.Rac1 b5 15.Bh6 Bh8 
16.Bf4 Nh5 17.dxc5 Nxf4 18.cxd6 Qb8 19.gxf4 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.90"]
[White "Figar, Nicolas"]
[Black "Caceres Recalde, Gonzalo"]
[Result "1/2-1/2"]
[WhiteElo "1802"]
[BlackElo "1582"]
[ECO "B76"]
[EventDate "2012.10.12"]
[PlyCount "28"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 Nc6 8.Qd2 
O-O 9.O-O-O Nxd4 10.Bxd4 Be6 11.g4 Qa5 12.Kb1 Rfc8 13.h4 a6 14.Qf2 Rc6 
1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.91"]
[White "Desanzo, Juan Carlos"]
[Black "Baquero, Yuri Paola"]
[Result "0-1"]
[WhiteElo "1604"]
[BlackElo "1780"]
[ECO "D31"]
[EventDate "2012.10.12"]
[PlyCount "94"]

1.d4 e6 2.c4 d5 3.Nf3 c6 4.Nc3 Bb4 5.Bg5 Nf6 6.e3 Nbd7 7.Bd3 Qa5 8.Qc2 Ne4
9.Bxe4 dxe4 10.Ne5 Nxe5 11.dxe5 Qxe5 12.Bf4 Qa5 13.O-O Bxc3 14.bxc3 O-O 
15.Rfd1 e5 16.Bg5 f6 17.Bh4 Be6 18.Qxe4 Qxc3 19.Rac1 Qa5 20.Qc2 Rfd8 21.f3
Qa6 22.Rxd8+ Rxd8 23.Bf2 Bxc4 24.h3 Be6 25.Qc5 Kf7 26.a3 Qb6 27.Qc3 Qb3 
28.Qc5 a6 29.Rc3 Qd5 30.Qb6 Rd7 31.e4 Qb5 32.Qe3 Qb2 33.a4 Qd2 34.Qc5 Qd1+
35.Kh2 Qxa4 36.Ra3 Qb5 37.Qc3 Qe2 38.Kg3 Rd2 39.Qc5 Rd7 40.Qb6 Qb5 41.Qe3 
a5 42.Qa7 Qa6 43.Qc5 a4 44.Be1 Qc4 45.Qb6 Qc1 46.Bb4 Bb3 47.Kh2 Qf4+ 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.92"]
[White "Morales, Guillermo"]
[Black "Nicosia, Mariano"]
[Result "1-0"]
[WhiteElo "1779"]
[BlackElo "1562"]
[ECO "D11"]
[EventDate "2012.10.12"]
[PlyCount "77"]

1.d4 d5 2.Nf3 Nf6 3.e3 Bg4 4.c4 c6 5.Nc3 e6 6.Be2 Bxf3 7.Bxf3 Be7 8.Qb3 b6
9.O-O O-O 10.Bd2 a5 11.Na4 Nbd7 12.cxd5 cxd5 13.Rac1 e5 14.Bxd5 Nxd5 15.
Qxd5 exd4 16.exd4 Rb8 17.Bf4 Nf6 18.Qxd8 Rbxd8 19.Nxb6 Rxd4 20.Be3 Rd3 21.
Rfd1 Rdd8 22.h3 Ne4 23.Nd5 Bd6 24.Rc4 f5 25.Rdc1 f4 26.Bb6 Rde8 27.Bxa5 f3
28.Re1 Nf6 29.Nxf6+ gxf6 30.Rxe8 Rxe8 31.gxf3 Re2 32.Bc3 Kf7 33.a4 Rc2 34.
Rd4 Bc5 35.Rd2 Rc1+ 36.Kg2 Ra1 37.a5 Ra2 38.b4 Rxd2 39.Bxd2 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.93"]
[White "Maggiori, Luciano"]
[Black "Perez Velazco, Daniela"]
[Result "1/2-1/2"]
[WhiteElo "1700"]
[BlackElo "1465"]
[ECO "B25"]
[EventDate "2012.10.12"]
[PlyCount "43"]

1.e4 c5 2.Nc3 d6 3.g3 Nc6 4.Bg2 g6 5.d3 Bg7 6.f4 e6 7.Nf3 Nge7 8.O-O O-O 
9.Be3 Nd4 10.Bf2 Rb8 11.Nxd4 cxd4 12.Ne2 Nc6 13.c3 dxc3 14.bxc3 Qa5 15.d4 
e5 16.fxe5 dxe5 17.d5 Nd8 18.c4 b6 19.Qb3 Ba6 20.Rac1 Nb7 21.Rc2 Nd6 22.
Rfc1 1/2-1/2

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.94"]
[White "Malvicino, Juan Carlos"]
[Black "Prado, Hamilton Mesquita do"]
[Result "1-0"]
[BlackElo "1669"]
[ECO "A36"]
[EventDate "2012.10.12"]
[PlyCount "145"]

1.c4 c5 2.Nc3 Nc6 3.g3 b6 4.Bg2 Bb7 5.Nf3 Nf6 6.e4 d6 7.O-O e6 8.d3 a6 9.
Re1 Be7 10.a3 Qc7 11.Rb1 Nd4 12.Nxd4 cxd4 13.Ne2 e5 14.b4 Bc8 15.h3 Bd7 
16.Bd2 Qc8 17.Kh2 h5 18.f4 Qc7 19.Ng1 Ng8 20.Rf1 Bf6 21.Nf3 Be7 22.Ng5 Nf6
23.Qb3 O-O 24.fxe5 dxe5 25.Rf2 Qd8 26.Nf3 Qc7 27.Rbf1 Qd6 28.Qd1 Nh7 29.
Ng1 h4 30.g4 Ng5 31.Nf3 Nxf3+ 32.Rxf3 Qg6 33.R3f2 Rac8 34.Qb3 Bg5 35.Bxg5 
Qxg5 36.Qb2 f6 37.Qd2 Qxd2 38.Rxd2 g5 39.Rc1 Rc7 40.Bf3 Rfc8 41.Bd1 Kf8 
42.Bb3 Ke7 43.Rdc2 Kd6 44.Kg2 Be8 45.Rf1 Ke7 46.Rcf2 Rc6 47.Ba4 Re6 48.
Bxe8 Rxe8 49.Kf3 Rc8 50.Ke2 Rec6 51.Kd2 Ra8 52.Kc2 a5 53.Kb3 axb4 54.axb4 
Ra7 55.Ra2 Rcc7 56.Rfa1 Rxa2 57.Rxa2 Rb7 58.Ra8 Kd7 59.Rh8 Kd6 60.Rf8 Ke7 
61.Ra8 Kd6 62.b5 Kd7 63.Kb4 Ke6 64.Rc8 Ra7 65.Rc6+ Ke7 66.Rxb6 Ra1 67.c5 
Rd1 68.Kc4 Rc1+ 69.Kd5 Rc3 70.Rb7+ Kd8 71.Kd6 Kc8 72.c6 Rxd3 73.b6 1-0

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.95"]
[White "Romero Kries, Mario Andres"]
[Black "Gerez, Ariel"]
[Result "0-1"]
[WhiteElo "1645"]
[ECO "E93"]
[EventDate "2012.10.12"]
[PlyCount "82"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.d5 Nbd7 8.Qc2 a5 
9.b3 Nc5 10.Be3 Nfd7 11.O-O f5 12.Rad1 f4 13.Bxc5 Nxc5 14.a3 a4 15.b4 Nb3 
16.Rd3 Bd7 17.Nd2 Nd4 18.Qd1 Nxe2+ 19.Qxe2 g5 20.f3 h5 21.c5 Qe8 22.Nc4 
Bb5 23.Rd2 Rf7 24.Rc2 dxc5 25.bxc5 Ba6 26.Rd1 b5 27.cxb6 cxb6 28.Nb1 Rc8 
29.Nbd2 Bf8 30.d6 Bxd6 31.Qd3 Bc5+ 32.Kf1 Rd7 33.Qc3 Qe7 34.Ke1 Rd4 35.Rb1
Qe6 36.h3 Rcd8 37.Rbc1 Kg7 38.Rb2 Rc8 39.Rbc2 Kf6 40.Rb2 b5 41.Na5 Bb4 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.96"]
[White "Heller, Eduardo"]
[Black "Farias, Sergio Luiz Cardoso"]
[Result "0-1"]
[BlackElo "1524"]
[ECO "D00"]
[EventDate "2012.10.12"]
[PlyCount "62"]

1.d4 d5 2.e3 g6 3.c4 c6 4.Nf3 Nd7 5.Nc3 Bg7 6.cxd5 c5 7.Bb5 Nf6 8.dxc5 O-O
9.c6 Nb6 10.cxb7 Bxb7 11.e4 Rc8 12.Bg5 a6 13.Bxf6 Bxf6 14.Ba4 Rc4 15.e5 
Bg7 16.Bb3 Rc5 17.Qd4 Qc7 18.O-O Rd8 19.Na4 Nxa4 20.Qxa4 Bxe5 21.Nxe5 Qxe5
22.Qb4 Rb5 23.Rae1 Qxh2+ 24.Kxh2 Rxb4 25.Rxe7 Bxd5 26.Bxd5 Rxd5 27.Ra7 Ra5
28.Ra1 Rxb2 29.Ra8+ Kg7 30.Kg3 Ra3+ 31.Kh2 {Ilegible} 31...Rxf2 0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.97"]
[White "Bigoria Escobedo, Luis"]
[Black "Beron, Ricardo"]
[Result "0-1"]
[WhiteElo "1716"]
[BlackElo "1703"]
[ECO "A00"]
[EventDate "2012.10.12"]
[PlyCount "0"]

0-1

[Event "21st Panam-ch"]
[Site "Mar del Plata ARG"]
[Date "2012.10.21"]
[Round "11.98"]
[White "Duran, Melissa"]
[Black "Bustos, Pedro"]
[Result "1/2-1/2"]
[ECO "B50"]
[EventDate "2012.10.12"]
[PlyCount "35"]

1.e4 c5 2.Bc4 d6 3.Nf3 Nc6 4.O-O Nf6 5.Re1 g6 6.b3 Bg7 7.Bb2 Na5 8.d4 Nxc4
9.bxc4 Qb6 10.Bc3 O-O 11.Nbd2 Nh5 12.Nb3 cxd4 13.Bxd4 Bxd4 14.Qxd4 Qxd4 
15.Nbxd4 Bd7 16.e5 dxe5 17.Nxe5 Rfd8 18.Rab1 1/2-1/2

