[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "1"]
[White "Almeida, Heitor"]
[Black "Gemy, Jose Daniel"]
[Result "0-1"]
[ECO "D94"]
[EventDate "2012.??.??"]
[PlyCount "80"]

1.d4 d5 2.c4 c6 3.Nc3 Nf6 4.Nf3 g6 5.e3 Bg7 6.Bd3 O-O 7.O-O a6 8.a4 a5 9.
Qb3 e6 10.Rd1 Qe7 11.Bd2 Na6 12.Rac1 Qb4 13.Qa2 Qb6 14.Ne2 Nd7 15.Nf4 Nb4 
16.Bxb4 axb4 17.b3 dxc4 18.Bxc4 e5 19.dxe5 Nxe5 20.Nxe5 Bxe5 21.Qe2 Qc7 
22.g3 Qe7 23.Qf3 Kg7 24.e4 h5 25.Qe3 h4 26.Ne2 hxg3 27.hxg3 Rh8 28.Nd4 Bb8
29.Nf3 Ra5 30.Bf1 Ba7 31.Qe1 Qc7 32.e5 Bg4 33.Bg2 Bxf3 34.Bxf3 Rxe5 35.
Qxb4 Re3 36.Kg2 Rh2+ 37.Kxh2 Rxf3 38.Rc2 Bxf2 39.Qg4 Rxg3 40.Qd7 Rh3+ 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "1"]
[White "Caetano, Hugo"]
[Black "Barbosa, Evandro Amorim"]
[Result "1/2-1/2"]
[ECO "D85"]
[EventDate "2012.??.??"]
[PlyCount "93"]

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Be3 O-O 8.Qd2
b6 9.Bh6 Bb7 10.Bxg7 Kxg7 11.f3 e6 12.Bc4 c5 13.Ne2 Nc6 14.O-O Rc8 15.Bb3 
cxd4 16.cxd4 Ba6 17.d5 Bxe2 18.Qxe2 Nd4 19.Qb2 e5 20.Rac1 Qd6 21.Kh1 b5 
22.f4 f6 23.Qf2 Rxc1 24.Rxc1 a5 25.Qd2 Ra8 26.Bd1 b4 27.Ba4 Ra7 28.fxe5 
fxe5 29.h3 Rf7 30.Qg5 h6 31.Qe3 Qf8 32.Kh2 Qd8 33.Qg3 Rf4 34.Qd3 Qb6 35.
Qc4 Rf7 36.Qc5 Qf6 37.Be8 Qf4+ 38.Kh1 Ne2 39.Rc2 Ng3+ 40.Kg1 Nxe4 41.Qb6 
Rf6 42.Qa7+ Kg8 43.Bxg6 Qf1+ 44.Kh2 Qf4+ 45.Kg1 Qf1+ 46.Kh2 Qf4+ 47.Kg1 
1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "1"]
[White "Cajahuanca, Olindo"]
[Black "Lopez, Jasel"]
[Result "0-1"]
[ECO "E15"]
[EventDate "2012.??.??"]
[PlyCount "46"]

1.d4 Nf6 2.Nf3 e6 3.c4 b6 4.g3 Bb7 5.Bg2 c5 6.d5 exd5 7.cxd5 Bxd5 8.Bg5 
Bc6 9.Qb3 Be7 10.Ne5 O-O 11.Nxc6 Nxc6 12.O-O h6 13.Bxf6 Bxf6 14.Nc3 Bxc3 
15.Bxc6 dxc6 16.Qxc3 Qe7 17.e3 Rfd8 18.Rfd1 Rd6 19.Kf1 Rad8 20.Ke2 Qg5 21.
Rxd6 Rxd6 22.f3 Qf5 23.g4 Qd5 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "1"]
[White "Cesarini Silva, Leonardo"]
[Black "Garkauskas, Otto"]
[Result "0-1"]
[ECO "D18"]
[EventDate "2012.??.??"]
[PlyCount "81"]

1.d4 d5 2.c4 c6 3.Nc3 Nf6 4.Nf3 dxc4 5.a4 Bf5 6.e3 e6 7.Bxc4 Bb4 8.O-O O-O
9.Re1 c5 10.h3 Nc6 11.Bb5 Rc8 12.Bxc6 Rxc6 13.Bd2 a6 14.Qb3 Qe7 15.dxc5 
Bxc5 16.e4 Bg6 17.Bg5 Qc7 18.Bxf6 gxf6 19.e5 Rb6 20.Qa2 Kh8 21.Ne4 Bxe4 
22.Rxe4 Rg8 23.Rae1 f5 24.Rf4 Bxf2+ 25.Kxf2 Qc2+ 26.Re2 Rxg2+ 27.Kxg2 
Qxe2+ 28.Kg3 Rxb2 29.Qxb2 Qxb2 30.Rd4 b5 31.axb5 axb5 32.Rd7 Kg8 33.Kf4 b4
34.Kg5 Qg2+ 35.Kf6 Qg7+ 36.Ke7 Qf8+ 37.Kf6 b3 38.h4 b2 39.Ng5 b1=Q 40.Nxf7
f4 41.Kxe6 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "1"]
[White "Chiari, Arthur Gontijo"]
[Black "Espinoza, Willyam"]
[Result "1/2-1/2"]
[ECO "C90"]
[EventDate "2012.??.??"]
[PlyCount "73"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.d3 b5 6.Bb3 Be7 7.O-O d6 8.c3 O-O 
9.Re1 Na5 10.Bc2 c5 11.Nbd2 Re8 12.Nf1 h6 13.h3 Bf8 14.d4 Qc7 15.Ng3 cxd4 
16.cxd4 Bb7 17.d5 Bc8 18.Bd3 Bd7 19.Bd2 Nc4 20.Rc1 Qb7 21.Bc3 a5 22.a4 
Rec8 23.b3 Na3 24.Bb2 b4 25.Qd2 Be7 26.Ra1 Bd8 27.Rec1 Bb6 28.Nh4 Rxc1+ 
29.Rxc1 Rc8 30.Nhf5 Rxc1+ 31.Bxc1 Ne8 32.Qe2 Qc7 33.Bd2 Qc5 34.Qf3 Nc2 35.
Ne7+ Kf8 36.Ng6+ Kg8 37.Ne7+ 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "1"]
[White "Devescovi, Pedro Paulo"]
[Black "Lopes Jr, Roberto"]
[Result "1-0"]
[ECO "D35"]
[EventDate "2012.??.??"]
[PlyCount "61"]

1.d4 d5 2.c4 e6 3.cxd5 exd5 4.Nc3 Nf6 5.Bg5 Be7 6.Qc2 O-O 7.e3 Be6 8.Bd3 
h6 9.Bf4 Nbd7 10.Nge2 c5 11.O-O Rc8 12.Rae1 a6 13.a4 Nb8 14.Bxb8 Rxb8 15.
dxc5 Bxc5 16.Nf4 Bd6 17.Nxe6 fxe6 18.e4 dxe4 19.Nxe4 Nxe4 20.Bxe4 e5 21.
Rd1 Qe7 22.Rd3 Bc7 23.Rc3 b6 24.a5 Kh8 25.Rc4 Rfd8 26.Rc1 Qg5 27.axb6 Bxb6
28.Rc6 Rd2 29.Rxb6 Rxb6 30.Qxd2 Rb8 31.Qxg5 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "1"]
[White "Gaitan, Juan Manuel"]
[Black "Branchini, Fernando Luis"]
[Result "1-0"]
[ECO "E90"]
[EventDate "2012.??.??"]
[PlyCount "43"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.h3 c6 7.Bg5 Nbd7 8.Be2 Qc7 
9.O-O e5 10.d5 Nc5 11.Nd2 Ne8 12.b4 Na6 13.b5 cxb5 14.Nxb5 Qd7 15.Nb3 Nec7
16.Be3 b6 17.a4 Nc5 18.a5 Ba6 19.Nxa7 Rxa7 20.axb6 Nxb3 21.Qxb3 Rb8 22.Qa4
1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "1"]
[White "Goncalves, Ivan"]
[Black "Zarate, Fernando"]
[Result "1-0"]
[ECO "B12"]
[EventDate "2012.??.??"]
[PlyCount "75"]

1.e4 c6 2.d4 d5 3.e5 Bf5 4.Nd2 e6 5.Ngf3 Nd7 6.Nb3 Ne7 7.Be2 c5 8.dxc5 Nc6
9.Nbd4 Be4 10.Nxc6 bxc6 11.b4 Qb8 12.Qd4 a5 13.c3 axb4 14.Qxb4 Qc7 15.Be3 
Rb8 16.Qa3 Bxf3 17.Bxf3 Rb5 18.O-O Nxc5 19.c4 Ra5 20.Qc3 Be7 21.cxd5 exd5 
22.Bd2 Ra4 23.Bd1 Rc4 24.Qg3 Ne6 25.Bb3 Rh4 26.f4 O-O 27.f5 Nd4 28.Rae1 
Bc5 29.Kh1 Rh5 30.f6 g6 31.Bd1 Nf5 32.Qd3 Rh4 33.Rxf5 Rd4 34.Qh3 Ra8 35.
Bc3 Ra3 36.e6 Bb6 37.e7 Qxe7 38.fxe7 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "1"]
[White "Gotz, Klaus"]
[Black "Quintiliano, Renato"]
[Result "0-1"]
[ECO "D31"]
[EventDate "2012.??.??"]
[PlyCount "78"]

1.d4 d5 2.c4 e6 3.Nc3 c6 4.Nf3 dxc4 5.e3 b5 6.a4 Bb4 7.Bd2 a5 8.axb5 Bxc3 
9.Bxc3 cxb5 10.b3 Bb7 11.d5 Nf6 12.Bxf6 Qxf6 13.bxc4 b4 14.Qa4+ Nd7 15.Nd4
e5 16.Nb3 Ke7 17.Be2 Rhc8 18.O-O Nc5 19.Nxc5 Rxc5 20.f4 e4 21.Rac1 Kf8 22.
Rfd1 Qb6 23.Kf2 f5 24.Rg1 Qf6 25.h3 Rac8 26.Rcd1 Rd8 27.g4 Bc8 28.Rg3 Bd7 
29.Qb3 Rb8 30.gxf5 a4 31.Qc2 b3 32.Qxe4 Bxf5 33.Qf3 Bc2 34.Rdg1 g6 35.Qg4 
Bf5 36.Qf3 Bc2 37.Qg4 b2 38.Qd7 Qe7 39.Qa7 Qxa7 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "1"]
[White "Henriquez, Cristobal"]
[Black "Vizzotto, Bernardo"]
[Result "1-0"]
[ECO "B40"]
[EventDate "2012.??.??"]
[PlyCount "101"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Bd3 Nc6 6.Nxc6 bxc6 7.Nd2 d5 8.O-O
e5 9.c4 Bc5 10.Qc2 Bb6 11.Nf3 O-O 12.cxd5 cxd5 13.Bg5 Bb7 14.exd5 Rc8 15.
Qe2 Qxd5 16.Bxf6 gxf6 17.Bf5 Rc4 18.Rad1 Qc6 19.Rd6 Qxd6 20.Qxc4 e4 21.Nh4
Qf4 22.g3 Qg5 23.Bxe4 Rc8 24.Qd3 Bxe4 25.Qxe4 Rc5 26.Nf3 Qf5 27.Qxf5 Rxf5 
28.Kg2 Rc5 29.Rd1 Rc4 30.Rd2 Kf8 31.Re2 f5 32.Ne5 Rd4 33.f4 f6 34.Nf3 Re4 
35.Rc2 Ke7 36.a3 Re3 37.Nh4 Ke6 38.Kf1 Rd3 39.Re2+ Re3 40.Rxe3+ Bxe3 41.b3
Bc5 42.b4 Bb6 43.Ke2 a6 44.Kd3 a5 45.Kc4 axb4 46.axb4 h5 47.Nf3 Kd6 48.Nd4
h4 49.Nxf5+ Ke6 50.Nxh4 Bg1 51.f5+ 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "1"]
[White "Machado, Fernando"]
[Black "Martinez, Jose Eduardo"]
[Result "0-1"]
[ECO "A48"]
[EventDate "2012.??.??"]
[PlyCount "62"]

1.d4 Nf6 2.Nf3 c5 3.e3 g6 4.Be2 Bg7 5.O-O O-O 6.b3 cxd4 7.exd4 d5 8.Bb2 
Nc6 9.Nbd2 Bf5 10.Ne5 Qb6 11.Nxc6 Qxc6 12.Rc1 Rfd8 13.Bf3 Rac8 14.c3 Qa6 
15.a3 Bh6 16.Ra1 Qd3 17.Nb1 Qxd1 18.Rxd1 Bc2 19.Re1 Bxb3 20.Bc1 Bxc1 21.
Rxc1 Rd6 22.Nd2 Ba4 23.Ra2 b6 24.Nb1 Rdc6 25.Re2 e6 26.g3 Ne8 27.Ree1 Nd6 
28.Be2 Bb5 29.Bd1 Bd3 30.Bc2 Bxc2 31.Rxc2 Nb5 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "1"]
[White "Mandetta, Joao Danilo"]
[Black "Vasconcelos, Paulo Cesar"]
[Result "0-1"]
[ECO "A20"]
[EventDate "2012.??.??"]
[PlyCount "94"]

1.c4 e5 2.g3 c6 3.Bg2 Nf6 4.d4 Qb6 5.dxe5 Ng4 6.Nh3 Nxe5 7.b3 Bb4+ 8.Bd2 
O-O 9.O-O Na6 10.Bxb4 Qxb4 11.Qd4 Ng6 12.Rd1 Re8 13.Nc3 Nc7 14.c5 Qxd4 15.
Rxd4 Ne6 16.Re4 b6 17.Na4 b5 18.Nb2 a5 19.Ng5 Ngf8 20.Re3 Ba6 21.Ne4 Nd4 
22.Rd1 Nf5 23.Red3 h5 24.e3 b4 25.R3d2 Bb5 26.Nd3 Bxd3 27.Rxd3 Ra7 28.h3 
Rc7 29.a3 Rb8 30.Ra1 Rcb7 31.Bf3 bxa3 32.Rxa3 g6 33.Bd1 Rb5 34.g4 hxg4 35.
hxg4 Nh6 36.Be2 Kg7 37.Rc3 Rb4 38.Bc4 Nxg4 39.Rxa5 Ne5 40.Ra7 Nxc4 41.bxc4
Rb1+ 42.Kg2 Rd1 43.Rca3 Rc8 44.Kf3 f5 45.Nd6 Rb8 46.R3a5 Rd2 47.Rb7 Rxd6 
0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "1"]
[White "Maranhao, Jose Renato"]
[Black "Almeida, Vitor"]
[Result "1-0"]
[ECO "C18"]
[EventDate "2012.??.??"]
[PlyCount "85"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Qa5 7.Bd2 Qa4 8.Nf3 c4
9.g3 Ne7 10.Bg2 Nbc6 11.O-O Bd7 12.Rb1 b6 13.Nh4 Ng6 14.Bg5 Qxa3 15.Qd2 
Qa6 16.f4 h6 17.Nxg6 fxg6 18.Bh4 Ne7 19.g4 h5 20.Bxe7 Kxe7 21.f5 gxf5 22.
Qg5+ Kf8 23.gxf5 Kg8 24.f6 Rh7 25.f7+ Kf8 26.Rf3 h4 27.Rbf1 Rh8 28.Rh3 Qc8
29.Rxh4 Rxh4 30.Qxh4 Bc6 31.Qh8+ Ke7 32.f8=Q+ Qxf8 33.Rxf8 Rxf8 34.Qxg7+ 
Rf7 35.Qg5+ Kf8 36.Qd8+ Kg7 37.Qd6 Bd7 38.Bh3 Kh7 39.Bxe6 Bxe6 40.Qxe6 Rf3
41.Qd7+ Kh6 42.e6 Rxc3 43.e7 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "1"]
[White "Mendonca, Mateus Nakajo"]
[Black "Awoki, Daniel"]
[Result "1-0"]
[ECO "A12"]
[EventDate "2012.??.??"]
[PlyCount "91"]

1.Nf3 d5 2.c4 c6 3.b3 Nf6 4.e3 g6 5.Bb2 Bg7 6.Be2 O-O 7.O-O Re8 8.d4 e6 9.
Nbd2 Nbd7 10.Rc1 Ne4 11.Qc2 f5 12.Rfd1 g5 13.Nxe4 fxe4 14.Nd2 Nf8 15.Bh5 
Ng6 16.f3 exf3 17.Nxf3 Qf6 18.Rf1 Qf5 19.g4 Qxc2 20.Rxc2 Bf6 21.Ba3 Rd8 
22.Ne1 Be7 23.Bxe7 Nxe7 24.Rf7 Ng6 25.Bxg6 hxg6 26.Re7 Kf8 27.Rc7 Rd7 28.
Rxd7 Bxd7 29.Nf3 Ke7 30.Nxg5 e5 31.dxe5 Bxg4 32.cxd5 cxd5 33.Rc7+ Ke8 34.
Rxb7 a5 35.Rb5 a4 36.Rxd5 axb3 37.axb3 Rb8 38.Rd4 Bf5 39.b4 Rb5 40.Nf3 Ke7
41.Kf2 Rb6 42.Kg3 Rb8 43.Nh4 Bc2 44.Nf3 Bf5 45.Kf4 Ke6 46.e4 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "1"]
[White "Nolasco, Vitor"]
[Black "Leiva, Giuseppe"]
[Result "0-1"]
[ECO "B86"]
[EventDate "2012.??.??"]
[PlyCount "68"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bc4 e6 7.Bb3 Nbd7 8.Be3 
Qc7 9.O-O Nc5 10.f3 Be7 11.a3 b5 12.Qd2 Rb8 13.Rfd1 Bd7 14.Ba2 a5 15.b4 
Na6 16.bxa5 Qxa5 17.Bb3 Qc7 18.Qd3 Qa5 19.Qd2 Nc5 20.Nb1 Qc7 21.Nc3 O-O 
22.Na2 e5 23.Ne2 Nxb3 24.cxb3 Be6 25.Qb2 d5 26.Rac1 Qb7 27.Qxe5 Qa8 28.a4 
dxe4 29.Nd4 Qd5 30.Qxd5 Nxd5 31.Nxe6 fxe6 32.Bc5 Bxc5+ 33.Rxc5 exf3 34.Nc3
f2+ 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "1"]
[White "Olivares, Claudio"]
[Black "Sergio Filho, Claudio S"]
[Result "1-0"]
[ECO "B35"]
[EventDate "2012.??.??"]
[PlyCount "61"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.Nc3 Bg7 6.Be3 Nf6 7.Bc4 O-O 8.Bb3 
Ng4 9.Qxg4 Nxd4 10.Qd1 Nxb3 11.axb3 b6 12.Bd4 Bxd4 13.Qxd4 Bb7 14.O-O Qc7 
15.Rfd1 d6 16.Rd2 Rfc8 17.Nd5 Bxd5 18.exd5 Qc5 19.Qh4 Rc7 20.Re1 Re8 21.c3
Qb5 22.Re3 Qxb3 23.Rh3 h5 24.Qg5 Qa4 25.f3 e5 26.g4 Qf4 27.Qxf4 exf4 28.
gxh5 gxh5 29.Rxh5 Rc4 30.Rg2+ Kf8 31.Rh8+ 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "1"]
[White "Principe, Alexander"]
[Black "Jonas, Tiago Silva"]
[Result "1-0"]
[ECO "B35"]
[EventDate "2012.??.??"]
[PlyCount "141"]

1.e4 c5 2.Nf3 g6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Bg7 6.Be3 Nf6 7.Bc4 O-O 8.Bb3 
a5 9.O-O Ng4 10.Qxg4 Nxd4 11.Qd1 Nxb3 12.axb3 d6 13.Bd4 Bd7 14.Bxg7 Kxg7 
15.Qd4+ Kg8 16.f4 Bc6 17.f5 f6 18.Nd5 Kg7 19.Nf4 Bd7 20.Rf3 g5 21.Rg3 h6 
22.h4 Kh7 23.hxg5 fxg5 24.Nh5 Rf7 25.Rf1 Rc8 26.Rc3 Bc6 27.Rcf3 Qc7 28.Qc4
Rcf8 29.Qe6 Rf6 30.Nxf6+ Rxf6 31.Qc4 Qb6+ 32.Kh2 Bb5 33.Qc3 Bxf1 34.Rxf1 
Qb5 35.Rf2 Kg7 36.Qd4 Kf8 37.Kg1 Kf7 38.Rd2 Qc6 39.g4 Kf8 40.Kf2 Qb5 41.
Rd3 Qc6 42.Rc3 Qe8 43.Rh3 Kg7 44.Qc4 Qd8 45.Qd4 b5 46.e5 Rf7 47.exd6+ Rf6 
48.d7 Kh7 49.Re3 Rd6 50.Qe4 Kg8 51.Qxe7 Qxd7 52.Qxd7 Rxd7 53.Rd3 Rc7 54.c3
b4 55.Kf3 bxc3 56.bxc3 Kg7 57.c4 a4 58.bxa4 Rxc4 59.Ra3 h5 60.gxh5 Rf4+ 
61.Kg3 Rxf5 62.a5 g4 63.Kxg4 Rf7 64.a6 Ra7 65.Kg5 Kf7 66.h6 Ra8 67.a7 Rg8+
68.Kf5 Ra8 69.Ra6 Kf8 70.Kg6 Kg8 71.Rb6 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "1"]
[White "Proudian, Armen"]
[Black "Vercosa Cha, Joao Pedro"]
[Result "1-0"]
[ECO "B90"]
[EventDate "2012.??.??"]
[PlyCount "45"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be3 Ng4 7.Bg5 h6 8.Bh4 g5
9.Bg3 Bg7 10.h3 Ne5 11.Nf5 Bxf5 12.exf5 Nbc6 13.Nd5 e6 14.fxe6 fxe6 15.Ne3
Qa5+ 16.c3 Nf3+ 17.Qxf3 Bxc3+ 18.Kd1 Bxb2 19.Rb1 Qxa2 20.Bd3 Bc3 21.Bg6+ 
Kd8 22.Bc2 d5 23.Qf7 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "1"]
[White "Santiago, Yago"]
[Black "Barros, Guilherme"]
[Result "1-0"]
[ECO "B83"]
[EventDate "2012.??.??"]
[PlyCount "97"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Be2 e6 7.Be3 Be7 8.g4 a6
9.g5 Nd7 10.h4 O-O 11.Rg1 Nxd4 12.Qxd4 b5 13.a3 Bb7 14.O-O-O Rc8 15.h5 Ne5
16.h6 f6 17.gxf6 Bxf6 18.Qxd6 Qxd6 19.Rxd6 Nc4 20.Bxc4 Rxc4 21.hxg7 Rfc8 
22.Bd2 a5 23.Rxe6 Bd4 24.Nxb5 Rxc2+ 25.Kd1 Bxf2 26.Rf1 Rxb2 27.Rxf2 Rxb5 
28.Bh6 Rb1+ 29.Ke2 Rb2+ 30.Kf1 Rxf2+ 31.Kxf2 Kf7 32.Re5 Kg6 33.Rg5+ Kxh6 
34.g8=Q Rxg8 35.Rxg8 Bxe4 36.Rg4 Bc6 37.Rc4 Be8 38.Re4 Bf7 39.Ra4 Kg5 40.
Rxa5+ Kf4 41.Ra7 Bg6 42.a4 Ke4 43.a5 Kd5 44.Rc7 Kd6 45.Rc3 Be4 46.a6 Kd7 
47.a7 Bb7 48.Rg3 Kc7 49.Rg8 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "1"]
[White "Silverio, Taua"]
[Black "Sztokbant, Bernardo"]
[Result "1/2-1/2"]
[ECO "A08"]
[EventDate "2012.??.??"]
[PlyCount "88"]

1.Nf3 d5 2.g3 Nf6 3.Bg2 e6 4.O-O Be7 5.d3 O-O 6.Nbd2 c5 7.e4 Nc6 8.Re1 b5 
9.c3 b4 10.Nf1 Ba6 11.e5 Nd7 12.d4 bxc3 13.bxc3 cxd4 14.cxd4 Nb4 15.Qa4 
Nb6 16.Qa5 Nc2 17.Qxa6 Nxa1 18.Qd3 Rc8 19.Ne3 Nc4 20.Re2 Nxe5 21.Qb1 Nxf3+
22.Bxf3 Bf6 23.Bb2 Nb3 24.axb3 Qb6 25.Ba3 Bxd4 26.Bxf8 Rxf8 27.Qd3 g6 28.
Ra2 Rb8 29.Bd1 a5 30.Qd2 Bc5 31.Ng4 Qb4 32.Nf6+ Kg7 33.Nd7 Qxd2 34.Rxd2 
Bb4 35.Nxb8 Bxd2 36.Kf1 Kf6 37.Ke2 Bc3 38.Nc6 e5 39.Bc2 Ke6 40.Kd3 Be1 41.
f3 Kd6 42.Nd8 Ke7 43.Nc6+ Kd6 44.Nd8 Ke7 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "1"]
[White "Stone, Ronnie"]
[Black "Cuellar, Diego"]
[Result "0-1"]
[ECO "B38"]
[EventDate "2012.??.??"]
[PlyCount "102"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.c4 Bg7 6.Be3 Nf6 7.Nc3 O-O 8.Be2 
d6 9.O-O Bd7 10.Qd2 Nxd4 11.Bxd4 Bc6 12.f3 a5 13.b3 Nd7 14.Be3 Nc5 15.Rac1
Qb6 16.Nd5 Bxd5 17.cxd5 Rfc8 18.Kh1 Qd8 19.Bxc5 dxc5 20.a4 Qb6 21.Bc4 e5 
22.g4 Rf8 23.Rg1 Kh8 24.Qg2 Bh6 25.g5 Bg7 26.Rgf1 f6 27.h4 fxg5 28.hxg5 
Rf4 29.Qg3 h5 30.gxh6 Bxh6 31.Kg2 Kg7 32.Rh1 Raf8 33.Rcf1 g5 34.Bd3 Qg6 
35.Rh3 g4 36.fxg4 Rxf1 37.Bxf1 Qxe4+ 38.Kg1 Qd4+ 39.Kg2 Qxd5+ 40.Kg1 Qd4+ 
41.Kg2 e4 42.g5 Qd2+ 43.Kg1 Qxg5 44.Qxg5+ Bxg5 45.Rc3 Bf6 46.Rg3+ Kh6 47.
Bg2 Bd4+ 48.Kh1 e3 49.Rh3+ Kg5 50.Rg3+ Kh6 51.Kh2 Be5 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "1"]
[White "Takeda, Lucas"]
[Black "Finol, David"]
[Result "1-0"]
[ECO "E61"]
[EventDate "2012.??.??"]
[PlyCount "55"]

1.d4 Nf6 2.Nf3 g6 3.c4 Bg7 4.Nc3 d6 5.Bf4 O-O 6.h3 Nc6 7.e3 Nd7 8.Be2 e5 
9.Bh2 f5 10.d5 Ne7 11.O-O e4 12.Nd4 Ne5 13.Rc1 g5 14.b4 N7g6 15.c5 Nh4 16.
cxd6 cxd6 17.Ne6 Bxe6 18.dxe6 g4 19.hxg4 Qg5 20.Bf4 Qg6 21.Nd5 Rae8 22.e7 
Rf7 23.Qa4 Rf6 24.Nxf6+ Bxf6 25.Bxe5 Bxe5 26.Qd7 fxg4 27.Rc8 Nf3+ 28.Bxf3 
1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "1"]
[White "Torres, Juan Camilo"]
[Black "Massarioli, Felipe"]
[Result "1/2-1/2"]
[ECO "D15"]
[EventDate "2012.??.??"]
[PlyCount "93"]

1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 a6 5.e3 b5 6.b3 Nbd7 7.Bd3 Bb7 8.O-O g6 9.
Bb2 Bg7 10.Qe2 O-O 11.Rac1 Rc8 12.a4 b4 13.Nb1 a5 14.Nbd2 Re8 15.Rfd1 Rc7 
16.cxd5 cxd5 17.Bb5 Rf8 18.Ne5 Rxc1 19.Rxc1 Nxe5 20.dxe5 Ne4 21.Nxe4 dxe4 
22.Rd1 Qb8 23.e6 fxe6 24.Bxg7 Kxg7 25.Rd7 Bd5 26.Rxe7+ Kf6 27.Rxh7 Qe5 28.
Qg4 Qf5 29.Qd1 Qe5 30.h4 Rf7 31.Rxf7+ Kxf7 32.g4 g5 33.h5 Qc3 34.Kg2 Kg7 
35.Be8 Kh6 36.Bg6 Qf6 37.Kf1 Qc3 38.Kg2 Qf6 39.Kg1 Qc3 40.Qe2 Qa1+ 41.Kg2 
Qf6 42.Kg1 Qa1+ 43.Kg2 Qf6 44.Kh3 Qa1 45.Kg2 Qf6 46.Kg1 Qa1+ 47.Kg2 
1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "1"]
[White "Zavarce, Oscar"]
[Black "Japiassu, Ricardo"]
[Result "1-0"]
[ECO "B40"]
[EventDate "2012.??.??"]
[PlyCount "65"]

1.e4 c5 2.Nf3 e6 3.c4 Nc6 4.Nc3 g6 5.d4 cxd4 6.Nxd4 Bg7 7.Ndb5 Bf8 8.Bf4 
e5 9.Nd5 Bb4+ 10.Nxb4 exf4 11.Qd6 Qa5 12.Nc7+ Kd8 13.Nd5 Nge7 14.O-O-O Re8
15.Nd3 Nxd5 16.exd5 Ne7 17.Qf6 Qxa2 18.Ne5 Qa1+ 19.Kc2 Qa4+ 20.Kc3 Qa5+ 
21.Kd3 b5 22.Nxf7+ Kc7 23.d6+ Kb8 24.dxe7 bxc4+ 25.Kc2 Qa4+ 26.Kc1 Qa1+ 
27.Kd2 Qa5+ 28.Qc3 Qd5+ 29.Kc1 Qxf7 30.Qb4+ Kc7 31.Qd6+ Kb7 32.Rd5 a6 33.
Rc5 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "2"]
[White "Almeida, Vitor"]
[Black "Nolasco, Vitor"]
[Result "0-1"]
[ECO "D70"]
[EventDate "2012.??.??"]
[PlyCount "86"]

1.d4 Nf6 2.c4 g6 3.Nf3 d5 4.Nbd2 Bg7 5.g3 Ne4 6.e3 O-O 7.Bg2 Nc6 8.O-O Bf5
9.a3 Nxd2 10.Bxd2 dxc4 11.Qa4 e5 12.h3 Be6 13.dxe5 Nxe5 14.Rfd1 Nd3 15.Bb4
Re8 16.Qc2 Qc8 17.Ng5 Nxb2 18.Rd2 Nd3 19.Bc3 c6 20.Bxg7 Kxg7 21.Qc3+ f6 
22.Ne4 Rf8 23.Nd6 Qc7 24.Nxc4 Bxc4 25.Qxc4 Ne5 26.Qc3 Rad8 27.Rad1 Nf7 28.
Qc5 a6 29.Rd4 Rxd4 30.Rxd4 Re8 31.Kh2 Re5 32.Qc3 Re7 33.Qd2 c5 34.Rd5 b5 
35.Bf1 Ne5 36.Be2 Rd7 37.f4 Rxd5 38.Qxd5 Nf7 39.Qa8 Qd6 40.Kg2 c4 41.Qe4 
Qxa3 42.Qc2 Qxe3 43.Qa2 c3 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "2"]
[White "Araujo, Renan"]
[Black "Gaitan, Juan Manuel"]
[Result "1/2-1/2"]
[ECO "D19"]
[EventDate "2012.??.??"]
[PlyCount "55"]

1.d4 Nf6 2.Nf3 d5 3.c4 c6 4.Nc3 dxc4 5.a4 Bf5 6.e3 e6 7.Bxc4 Bb4 8.O-O O-O
9.Qe2 Nbd7 10.e4 Bg6 11.Bd3 Bh5 12.h3 c5 13.g4 Bg6 14.Rd1 cxd4 15.Nxd4 Nc5
16.Ndb5 a6 17.Bc2 Qa5 18.Nd6 Bxc3 19.bxc3 Qxc3 20.Be3 Rfd8 21.Rac1 b6 22.
Bxc5 Qxc5 23.e5 Bxc2 24.Rxc2 Qb4 25.Rc4 Qa3 26.Rd3 Qa1+ 27.Rd1 Qa3 28.Rd3 
1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "2"]
[White "Barbosa, Evandro Amorim"]
[Black "Chiari, Arthur Gontijo"]
[Result "1-0"]
[ECO "B52"]
[EventDate "2012.??.??"]
[PlyCount "73"]

1.e4 c5 2.Nf3 d6 3.Bb5+ Bd7 4.Bxd7+ Qxd7 5.O-O Nf6 6.Qe2 Nc6 7.Rd1 e6 8.d4
cxd4 9.Nxd4 Be7 10.c4 O-O 11.Nc3 Nxd4 12.Rxd4 Qc6 13.b3 Nd7 14.Bb2 Nc5 15.
Rad1 Rad8 16.Qe3 Bf6 17.R4d2 a6 18.b4 Nd7 19.Rxd6 Qc7 20.c5 Be5 21.R6d2 
Bxh2+ 22.Kh1 Be5 23.f4 Bf6 24.e5 Be7 25.Ne4 b6 26.Bd4 bxc5 27.bxc5 Nb8 28.
Nd6 Nc6 29.Bc3 h6 30.Qe2 Qa7 31.Qc4 Rb8 32.Rd3 a5 33.f5 exf5 34.Nxf5 Rbd8 
35.e6 f6 36.Qg4 g5 37.Qh5 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "2"]
[White "Barros, Guilherme"]
[Black "Carvalho, Igor"]
[Result "0-1"]
[ECO "B12"]
[EventDate "2012.??.??"]
[PlyCount "70"]

1.e4 c6 2.d4 d5 3.e5 Bf5 4.Nc3 a6 5.Be3 Qc7 6.f4 h5 7.Be2 g6 8.Nf3 e6 9.
Nh4 Nh6 10.h3 Be7 11.Bf2 Qd8 12.Nxf5 Nxf5 13.g3 Qa5 14.Bd3 c5 15.Bxf5 gxf5
16.dxc5 Nc6 17.Qd2 Bxc5 18.Bxc5 Qxc5 19.O-O-O b5 20.Kb1 Ke7 21.g4 hxg4 22.
hxg4 Rxh1 23.Rxh1 fxg4 24.f5 Rg8 25.fxe6 Kxe6 26.Qf4 Nxe5 27.Re1 f6 28.Ne2
Qd6 29.Rh1 Nf3 30.Qe3+ Qe5 31.Qb6+ Kf5 32.Qf2 Kg5 33.Ng3 Qf4 34.Rh5+ Kg6 
35.Ka1 Qc1# 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "2"]
[White "Branchini, Fernando Luis"]
[Black "Machado, Fernando"]
[Result "1-0"]
[ECO "B25"]
[EventDate "2012.??.??"]
[PlyCount "95"]

1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.f4 d6 6.Nf3 e6 7.O-O Nge7 8.d3 O-O 
9.Be3 Rb8 10.Qd2 Nd4 11.Rab1 b5 12.Ne2 Nxf3+ 13.Bxf3 b4 14.Kh1 Qc7 15.g4 
f5 16.g5 a5 17.h4 Bb7 18.Ng3 a4 19.h5 Ra8 20.a3 Rfb8 21.c3 bxa3 22.bxa3 
Bc6 23.Qa2 Be8 24.exf5 Nxf5 25.Nxf5 gxf5 26.Bxa8 Rxa8 27.Qxe6+ Qf7 28.
Qxf7+ Bxf7 29.c4 Bxh5 30.Kg1 Be2 31.Rfe1 Bxd3 32.Rb6 Bf8 33.Rc1 Re8 34.Kf2
Ra8 35.Rb7 Be4 36.Rb6 Bd3 37.Rc3 Be4 38.Bd2 Ra7 39.Rb8 Kf7 40.Rh3 Kg8 41.
g6 hxg6 42.Bc3 Rg7 43.Bxg7 Kxg7 44.Re3 Kf7 45.Rxe4 fxe4 46.Ke3 Bg7 47.Kxe4
Ke6 48.Ra8 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "2"]
[White "Cuellar, Diego"]
[Black "Goncalves, Ivan"]
[Result "1-0"]
[ECO "B23"]
[EventDate "2012.??.??"]
[PlyCount "55"]

1.e4 c5 2.Nc3 e6 3.f4 d5 4.exd5 exd5 5.Bb5+ Nc6 6.Nf3 Nf6 7.O-O Be7 8.d3 
O-O 9.Bxc6 bxc6 10.Ne5 Qc7 11.b3 Bd6 12.Na4 Re8 13.Qf3 Be6 14.Ba3 Bxe5 15.
fxe5 Nd7 16.Nxc5 Nxc5 17.Bxc5 Qxe5 18.Rae1 Qg5 19.Qf2 h5 20.Bxa7 h4 21.Be3
Qg4 22.h3 Qg6 23.Qxh4 Rxa2 24.Rf3 Qh7 25.Qf2 Rc8 26.Rf1 f6 27.Bd4 Rf8 28.
Qg3 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "2"]
[White "Espinoza, Willyam"]
[Black "Silverio, Taua"]
[Result "1-0"]
[ECO "B07"]
[EventDate "2012.??.??"]
[PlyCount "71"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f3 Bg7 5.Be3 Nbd7 6.Qd2 h5 7.h4 e5 8.Nh3 Nb6 
9.dxe5 Bxh3 10.exf6 Bxf6 11.Rxh3 Bxh4+ 12.g3 Bf6 13.O-O-O Qd7 14.Bd4 Bxd4 
15.Qxd4 O-O-O 16.Rh2 Qe7 17.Kb1 Qg5 18.Qf2 Rh7 19.Nd5 Nxd5 20.Rxd5 Qf6 21.
Be2 b6 22.Ba6+ Kb8 23.Rd1 Rdh8 24.Qe2 h4 25.gxh4 Rxh4 26.Rxh4 Rxh4 27.e5 
Qe6 28.Qb5 d5 29.c4 c6 30.cxd5 Qf5+ 31.Qd3 Qxd3+ 32.Rxd3 cxd5 33.Rxd5 Rf4 
34.Rd7 Rxf3 35.Rb7+ Ka8 36.Rc7 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "2"]
[White "Finol, David"]
[Black "Awoki, Daniel"]
[Result "1-0"]
[ECO "A05"]
[EventDate "2012.??.??"]
[PlyCount "111"]

1.Nf3 Nf6 2.g3 g6 3.Bg2 Bg7 4.d3 c5 5.O-O O-O 6.Nc3 Nc6 7.a3 d5 8.Rb1 e5 
9.Re1 Qe7 10.Bg5 Be6 11.e4 dxe4 12.Nxe4 Bd5 13.Nfd2 Rad8 14.Qf3 Nd4 15.
Nxf6+ Kh8 16.Qf4 Bxg2 17.Rxe5 Ne2+ 18.Rxe2 Qxe2 19.Kxg2 Rd4 20.Qe3 Qxe3 
21.fxe3 Rd6 22.Nfe4 Rc6 23.Bf4 f5 24.Nc3 h6 25.Nc4 Re8 26.h4 a6 27.a4 Kh7 
28.a5 Bf6 29.Nd5 Bd8 30.Be5 g5 31.h5 Rce6 32.Bc3 Kg8 33.Ra1 Rf8 34.Ra3 Rf7
35.Ne5 Rh7 36.g4 fxg4 37.Nxg4 Kf7 38.Rb3 Kf8 39.Ndf6 Rf7 40.Nxh6 Rfxf6 41.
Bxf6 Rxf6 42.Ng4 Rf7 43.Rc3 Rc7 44.Rc4 Kf7 45.Ne5+ Kf6 46.Rxc5 Rxc5 47.
Nd7+ Kf5 48.Nxc5 Bxa5 49.Nxb7 Bc7 50.Nc5 a5 51.e4+ Kf6 52.Kf3 Bd6 53.d4 
Bc7 54.Kg4 Bd8 55.e5+ Kf7 56.Kf5 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "2"]
[White "Garkauskas, Otto"]
[Black "Henriquez, Cristobal"]
[Result "0-1"]
[ECO "D55"]
[EventDate "2012.??.??"]
[PlyCount "110"]

1.d4 d5 2.c4 e6 3.Nc3 Be7 4.Nf3 Nf6 5.Bg5 O-O 6.e3 a6 7.cxd5 exd5 8.Bd3 
Nbd7 9.O-O h6 10.Bh4 b5 11.Rc1 Bb7 12.Ne2 Re8 13.Bf5 c6 14.Bxd7 Nxd7 15.
Bxe7 Qxe7 16.Nf4 Qd6 17.Nd3 Re7 18.Nfe5 Nf8 19.Nc5 Rc8 20.a4 Ne6 21.Nxe6 
Rxe6 22.Nd3 Re7 23.a5 Rcc7 24.Rc5 Re4 25.Qc2 Rce7 26.Nb4 Qd8 27.Ra1 R7e6 
28.Nxc6 Bxc6 29.Rxc6 Rxc6 30.Qxc6 Re6 31.Qc5 Qg5 32.Rc1 h5 33.Qc8+ Kh7 34.
Rc6 Qg6 35.Rc1 Qg5 36.Rc6 Qg6 37.Rc1 h4 38.Qc2 f5 39.h3 Qg5 40.Qc7 Rg6 41.
Qh2 f4 42.Re1 f3 43.g3 hxg3 44.fxg3 Qxg3+ 45.Qxg3 Rxg3+ 46.Kf2 Rxh3 47.Rc1
g5 48.Rc5 g4 49.Rxd5 Rh2+ 50.Kg3 Rg2+ 51.Kh4 f2 52.Rf5 Kg6 53.e4 g3 54.
Rg5+ Kf7 55.Rf5+ Ke7 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "2"]
[White "Gemy, Jose Daniel"]
[Black "Proudian, Armen"]
[Result "1-0"]
[ECO "A05"]
[EventDate "2012.??.??"]
[PlyCount "65"]

1.Nf3 Nf6 2.g3 e6 3.Bg2 b5 4.a4 b4 5.O-O Bb7 6.d3 d5 7.e4 c5 8.Re1 Be7 9.
exd5 exd5 10.Qe2 Nc6 11.Ne5 Nd4 12.Qd1 O-O 13.c3 Ne6 14.Bh3 Nc7 15.cxb4 
cxb4 16.Nd2 Re8 17.Nb3 a5 18.Qf3 Bd6 19.Bf5 Ne6 20.Bxe6 Rxe6 21.Nd4 Re8 
22.Nf5 Bf8 23.Bg5 Ra6 24.Ng4 Rae6 25.Nfh6+ gxh6 26.Nxf6+ Qxf6 27.Bxf6 
Rxe1+ 28.Kg2 d4 29.Qxb7 Rxa1 30.Qf3 h5 31.Qxh5 h6 32.Qg4+ Kh7 33.Qd7 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "2"]
[White "Goncalves, Leonardo"]
[Black "Olivares, Claudio"]
[Result "1-0"]
[ECO "A00"]
[EventDate "2012.??.??"]
[PlyCount "147"]

1.c3 Nf6 2.d3 d5 3.Nf3 Bf5 4.Qb3 Qc8 5.Nh4 Bd7 6.Nd2 e5 7.e4 Be6 8.Qc2 c6 
9.Nhf3 Nbd7 10.Be2 Bc5 11.b4 Bb6 12.a4 a6 13.Bb2 O-O 14.O-O h6 15.Rac1 Bg4
16.c4 d4 17.c5 Bc7 18.a5 Nh5 19.Nxd4 Nxc5 20.Bxg4 Qxg4 21.h3 Qd7 22.Qxc5 
Bd6 23.Qc3 exd4 24.Qxd4 Qe7 25.g4 Rad8 26.Qe3 Nf4 27.e5 Nxd3 28.exd6 Qxe3 
29.fxe3 Nxb2 30.Ne4 Rfe8 31.Nc5 Rxd6 32.Nxb7 Rd2 33.Rf3 Nd3 34.Rb1 Rb8 35.
Nd6 Rxb4 36.Rxb4 Nxb4 37.Nxf7 c5 38.Ne5 Rd8 39.Nc4 Rd1+ 40.Rf1 Rd3 41.Rf5 
Rd1+ 42.Kg2 Nd3 43.Rf1 Ne1+ 44.Kf2 Rc1 45.Ne5 Ra1 46.Rxe1 Rxa5 47.Rc1 c4 
48.Nxc4 Rc5 49.Rc2 a5 50.Na3 Rd5 51.Ke2 h5 52.Ra2 Rc5 53.Kf3 Kf7 54.Nc2 
hxg4+ 55.hxg4 a4 56.Nb4 Ra5 57.Nd3 Rd5 58.Ke2 Ra5 59.Nb2 Rb5 60.Nxa4 Kg6 
61.Kf3 Rb7 62.Nc5 Rf7+ 63.Kg3 Re7 64.Ra6+ Kf7 65.Kf4 Rc7 66.Ne4 Rc1 67.
Ng5+ Ke7 68.Ra7+ Kf6 69.Ra6+ Ke7 70.e4 Rf1+ 71.Ke5 Rg1 72.Ra7+ Ke8 73.Ke6 
Kd8 74.Nf7+ 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "2"]
[White "Japiassu, Ricardo"]
[Black "Mandetta, Joao Danilo"]
[Result "0-1"]
[ECO "A45"]
[EventDate "2012.??.??"]
[PlyCount "112"]

1.d4 Nf6 2.Bg5 g6 3.Bxf6 exf6 4.c4 f5 5.e3 b6 6.Nc3 Bb7 7.d5 Bg7 8.Nge2 
O-O 9.g3 c5 10.Bg2 d6 11.O-O Na6 12.Rb1 Nc7 13.a3 Ba6 14.Qd3 Rb8 15.Nb5 
Bxb5 16.cxb5 a6 17.a4 axb5 18.axb5 Qd7 19.Nc3 Ra8 20.Rfc1 Ra5 21.Bf1 Rfa8 
22.Qc4 Bxc3 23.bxc3 Qe8 24.Qd3 Qe5 25.c4 Ra3 26.Rb3 Ra2 27.Qc3 Qe4 28.Bg2 
Qg4 29.Rb2 R2a3 30.Rb3 R3a4 31.Rbb1 Qe2 32.Rb2 Qh5 33.Rbb1 Ra3 34.Rb3 Rxb3
35.Qxb3 Qe2 36.Qc2 Qxc2 37.Rxc2 Ra7 38.Bf1 Ne8 39.Kg2 Nf6 40.f3 Nd7 41.h3 
Kg7 42.g4 Kf6 43.f4 g5 44.Bd3 fxg4 45.hxg4 Ra3 46.Bf5 Nf8 47.Kf3 Ng6 48.
Bxg6 hxg6 49.Ke4 gxf4 50.exf4 g5 51.Rc1 Rg3 52.fxg5+ Kxg5 53.Ra1 Kxg4 54.
Rf1 Rc3 55.Rf6 Kg5 56.Rxd6 f5+ 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "2"]
[White "Jonas, Tiago Silva"]
[Black "Gotz, Klaus"]
[Result "1-0"]
[ECO "B34"]
[EventDate "2012.??.??"]
[PlyCount "45"]

1.e4 c5 2.Nf3 g6 3.d4 cxd4 4.Nxd4 Bg7 5.Nc3 Nc6 6.Be3 Nf6 7.Be2 O-O 8.Nb3 
d6 9.f4 Be6 10.g4 Na5 11.g5 Nd7 12.h4 Nc4 13.Bxc4 Bxc4 14.h5 Rc8 15.Nd4 
Qa5 16.Qg4 Nc5 17.O-O-O Na4 18.Nxa4 Qxa4 19.hxg6 fxg6 20.Qh3 Kf7 21.f5 
Bxd4 22.Bxd4 Be2 23.fxg6+ 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "2"]
[White "Leiva, Giuseppe"]
[Black "Maranhao, Jose Renato"]
[Result "1-0"]
[ECO "E05"]
[EventDate "2012.??.??"]
[PlyCount "43"]

1.d4 Nf6 2.Nf3 d5 3.c4 e6 4.g3 Be7 5.Bg2 O-O 6.O-O dxc4 7.Qc2 a6 8.Qxc4 b5
9.Qc2 Bb7 10.Bd2 Be4 11.Qc1 Nc6 12.Be3 Nb4 13.Nbd2 Bb7 14.Nb3 Ne4 15.a3 
Nd5 16.Na5 Rb8 17.Ne5 Nd6 18.Nec6 Qd7 19.Nxb8 Rxb8 20.Nxb7 Rxb7 21.Bd2 Bf6
22.e4 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "2"]
[White "Lopez, Jasel"]
[Black "Takeda, Lucas"]
[Result "1/2-1/2"]
[ECO "D38"]
[EventDate "2012.??.??"]
[PlyCount "89"]

1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Bb4 5.e3 h6 6.Bxf6 Qxf6 7.Nf3 O-O 8.Bd3 
Rd8 9.cxd5 Bxc3+ 10.bxc3 exd5 11.Nd2 c5 12.O-O Nc6 13.f3 cxd4 14.cxd4 Nxd4
15.Nb3 Nxb3 16.Qxb3 d4 17.e4 b6 18.f4 Be6 19.Qa4 Bd7 20.Qd1 Rac8 21.Qe2 
Rc3 22.Rae1 Qh4 23.g3 Qg4 24.Qd2 Bc6 25.f5 Qg5 26.Rf4 h5 27.Qd1 Ba4 28.Qe2
h4 29.Kg2 hxg3 30.hxg3 Bc2 31.Rf3 Bxd3 32.Rxd3 Rdc8 33.Red1 Rxd3 34.Rxd3 
Qc1 35.Qd1 Rc2+ 36.Kf3 Qxd1+ 37.Rxd1 Rxa2 38.Rxd4 a5 39.Rd8+ Kh7 40.e5 
Ra3+ 41.Kf4 Ra1 42.Rd7 Rf1+ 43.Kg4 Re1 44.Kf4 Rf1+ 45.Kg4 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "2"]
[White "Mamani, Joan Franco"]
[Black "Devescovi, Pedro Paulo"]
[Result "1/2-1/2"]
[ECO "B20"]
[EventDate "2012.??.??"]
[PlyCount "82"]

1.e4 c5 2.Ne2 Nc6 3.g3 g6 4.Bg2 Bg7 5.c3 Nf6 6.d4 cxd4 7.cxd4 d6 8.Nbc3 
O-O 9.h3 Bd7 10.O-O e5 11.Be3 exd4 12.Nxd4 Ne5 13.Qe2 Qc8 14.Rac1 Bxh3 15.
Ncb5 Qd7 16.Rc7 Bg4 17.f3 Qd8 18.Rxb7 a6 19.Nc3 Qc8 20.Rb6 Be6 21.Nxe6 
Qxe6 22.Rxa6 Rxa6 23.Qxa6 Nh5 24.Bf2 Nc4 25.Nd5 Nxb2 26.Rb1 f5 27.Qe2 fxe4
28.fxe4 Qe5 29.g4 Nf4 30.Nxf4 Qxf4 31.Be3 Qg3 32.Rf1 Ra8 33.Bf2 Qe5 34.Qf3
h6 35.Bg3 Qc5+ 36.Kh1 Ra3 37.Qf7+ Kh7 38.Bh2 Nd3 39.Rf6 Qg5 40.Rxd6 Qxg4 
41.Qf1 Ne5 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "2"]
[White "Martinez, Jose Eduardo"]
[Black "Santiago, Yago"]
[Result "1-0"]
[ECO "B86"]
[EventDate "2012.??.??"]
[PlyCount "109"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bc4 e6 7.O-O Be7 8.Bb3 
O-O 9.Qf3 Nbd7 10.Qg3 Nc5 11.Bh6 Ne8 12.Rad1 Bd7 13.Nf3 Nxb3 14.cxb3 Kh8 
15.Bf4 Bc6 16.e5 Bxf3 17.Qxf3 d5 18.Ne2 f5 19.Nd4 Qd7 20.Qe3 Kg8 21.Rc1 h6
22.Qd3 g5 23.Bd2 Ng7 24.Rc2 Rfc8 25.Rfc1 Rxc2 26.Qxc2 Kf7 27.Ba5 Rb8 28.
Bb6 g4 29.g3 h5 30.Qc7 Qxc7 31.Rxc7 Ke8 32.Ba7 Ra8 33.Rxb7 Rc8 34.Kg2 h4 
35.h3 hxg3 36.fxg3 Nh5 37.hxg4 fxg4 38.Rb8 Rxb8 39.Bxb8 Kd7 40.Ne2 Bc5 41.
b4 Bb6 42.a4 d4 43.Nc1 Ng7 44.Nd3 Nf5 45.a5 Bd8 46.Kf2 Bg5 47.Nc5+ Kc8 48.
Bd6 Be3+ 49.Kg2 Bc1 50.b5 Nxd6 51.exd6 axb5 52.a6 Kb8 53.Nxe6 Bd2 54.d7 
Ba5 55.Nxd4 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "2"]
[White "Massarioli, Felipe"]
[Black "Caetano, Hugo"]
[Result "0-1"]
[ECO "D31"]
[EventDate "2012.??.??"]
[PlyCount "100"]

1.d4 d5 2.c4 e6 3.Nc3 c6 4.Nf3 dxc4 5.a4 Bb4 6.Qc2 Nf6 7.Bg5 Nbd7 8.Ne5 h6
9.Nxd7 Bxd7 10.Bxf6 Qxf6 11.e3 b5 12.Be2 a6 13.Bf3 Ra7 14.O-O Bxc3 15.Qxc3
O-O 16.Qb4 Qd8 17.Qc5 Qb8 18.a5 Rc7 19.Rfd1 Rd8 20.Rac1 Be8 21.g3 Rcc8 22.
Kg2 Qc7 23.Ra1 f6 24.Be4 Qd6 25.Qb6 Ra8 26.Rac1 Rdc8 27.Rc2 Bh5 28.Rdd2 f5
29.Bf3 Bxf3+ 30.Kxf3 Qd5+ 31.Ke2 Kf7 32.f3 Ke7 33.Qb7+ Qd7 34.Qxd7+ Kxd7 
35.e4 Kd6 36.Ke3 Rd8 37.Rc1 Ra7 38.h4 Rad7 39.Rcd1 fxe4 40.fxe4 Rf7 41.Rf2
Rdf8 42.Rxf7 Rxf7 43.b3 cxb3 44.e5+ Kd5 45.Rc1 Rf3+ 46.Kxf3 Kxd4 47.Ke2 b2
48.Rd1+ Kc3 49.Ke3 Kc2 50.Rd2+ Kb3 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "2"]
[White "Oliveira, Guilherme"]
[Black "Zavarce, Oscar"]
[Result "0-1"]
[ECO "A36"]
[EventDate "2012.??.??"]
[PlyCount "36"]

1.c4 c5 2.g3 Nc6 3.Bg2 g6 4.e3 e5 5.Nc3 Bg7 6.d3 Nge7 7.Nge2 O-O 8.O-O a6 
9.f4 d6 10.Nd5 Rb8 11.Nec3 b5 12.Qc2 Bf5 13.Nxe7+ Nxe7 14.Qe2 exf4 15.exf4
Re8 16.Be4 bxc4 17.dxc4 Bxc3 18.bxc3 Nc6 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "2"]
[White "Quintiliano, Renato"]
[Black "Principe, Alexander"]
[Result "1/2-1/2"]
[ECO "A58"]
[EventDate "2012.??.??"]
[PlyCount "91"]

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 Nbd7 10.Rb1 O-O 11.O-O Qa5 12.Bd2 Rfb8 13.b3 Ng4 14.Qc2 Nge5 15.Nxe5
Nxe5 16.a4 Rc8 17.Bh3 Bxe2 18.Nxe2 Qxd2 19.Qxd2 Nf3+ 20.Kg2 Nxd2 21.Bxc8 
Rxc8 22.b4 Nxf1 23.Kxf1 Ra8 24.bxc5 dxc5 25.Rb7 Bf6 26.Rc7 Rxa4 27.Rxc5 
Ra2 28.h4 Kg7 29.Ke1 Be5 30.Rb5 h6 31.Rb3 Rc2 32.Rd3 Ra2 33.f4 Bf6 34.Kf2 
h5 35.Kf3 Rc2 36.d6 exd6 37.Rxd6 Rb2 38.f5 Rb3+ 39.Kf2 g5 40.hxg5 Bxg5 41.
Kg2 Re3 42.Nd4 Bf6 43.Nf3 Re2+ 44.Kh3 Re3 45.Kg2 Re2+ 46.Kh3 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "2"]
[White "Sergio Filho, Claudio S"]
[Black "Cesarini Silva, Leonardo"]
[Result "0-1"]
[ECO "B23"]
[EventDate "2012.??.??"]
[PlyCount "118"]

1.e4 c5 2.Nc3 Nc6 3.f4 d6 4.g3 Nf6 5.Bg2 Bg4 6.Nf3 e6 7.d3 Be7 8.O-O O-O 
9.h3 Bxf3 10.Qxf3 Nd4 11.Qd1 a6 12.g4 Nd7 13.g5 b5 14.Ne2 e5 15.Nxd4 cxd4 
16.h4 exf4 17.Bxf4 Rc8 18.Rc1 Rc5 19.Qg4 Qc7 20.Rf2 Nb6 21.b3 a5 22.Qd1 a4
23.b4 Rc3 24.h5 Nd7 25.g6 fxg6 26.hxg6 Ne5 27.Bxe5 dxe5 28.Rxf8+ Bxf8 29.
gxh7+ Kh8 30.Qf3 Bxb4 31.Qh5 Rc6 32.Rf1 Qe7 33.Rf7 Rh6 34.Rxe7 Rxh5 35.Rb7
Bd2 36.Rxb5 a3 37.Rb3 Bc1 38.Bf3 Rg5+ 39.Kf2 Kxh7 40.Rb1 Be3+ 41.Ke2 Rg3 
42.Rb3 Rh3 43.Bg2 Rg3 44.Kf1 Bc1 45.Rb1 Bb2 46.Kf2 Rg6 47.Rh1+ Rh6 48.
Rxh6+ Kxh6 49.Kg3 Kg5 50.Bf3 Bc3 51.Bg2 Be1+ 52.Kf3 Kh4 53.Bf1 g5 54.Bg2 
g4+ 55.Ke2 Kg3 56.Kf1 Kh2 57.Bf3 gxf3 58.c4 dxc3 59.d4 c2 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "2"]
[White "Sztokbant, Bernardo"]
[Black "Torres, Juan Camilo"]
[Result "1-0"]
[ECO "B41"]
[EventDate "2012.??.??"]
[PlyCount "97"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.c4 Nf6 6.Nc3 Bb4 7.Bd3 Qc7 8.O-O 
Nc6 9.Nxc6 dxc6 10.f4 Bc5+ 11.Kh1 e5 12.f5 O-O 13.Bg5 Qe7 14.Qf3 Rd8 15.
Ne2 b5 16.Ng3 h6 17.Bh4 Bb7 18.Nh5 Kh7 19.Rad1 Rd4 20.Qh3 bxc4 21.Bg5 Qf8 
22.Bxf6 gxf6 23.Nxf6+ Kh8 24.Be2 Qg7 25.Ng4 Kh7 26.f6 Qg5 27.Rxd4 Bxd4 28.
Rf5 Qc1+ 29.Rf1 Qd2 30.Qh5 Rf8 31.Bxc4 c5 32.Qf5+ Kh8 33.h3 Bc8 34.Qh5 
Bxg4 35.hxg4 Qg5 36.Qh3 Rg8 37.Bxf7 Rf8 38.Bc4 Rxf6 39.Rxf6 Qxf6 40.Qh5 
Kg7 41.b3 Qf2 42.Kh2 Qf4+ 43.Kh1 Bf2 44.Bf1 Bg3 45.Qf5 Qd2 46.Bc4 Qd1+ 47.
Qf1 Qd7 48.Qf5 Bf4 49.Qxd7+ 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "2"]
[White "Vasconcelos, Paulo Cesar"]
[Black "Mendonca, Mateus Nakajo"]
[Result "0-1"]
[ECO "B44"]
[EventDate "2012.??.??"]
[PlyCount "60"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.c3 d6 6.Nd2 Nf6 7.Bd3 Be7 8.O-O 
O-O 9.f4 Qc7 10.f5 Nxd4 11.cxd4 exf5 12.exf5 Qb6 13.Nf3 Bd7 14.Re1 Rfe8 
15.b3 Bc6 16.Bb2 Nd5 17.Qd2 Bf6 18.Bc4 h6 19.Rad1 Ne7 20.Qf4 Rad8 21.Kh1 
Qa5 22.g4 Qxa2 23.Bc3 Bg5 24.Qg3 Bh4 25.Qf4 Bxe1 26.Rxe1 Nd5 27.Bxd5 Bxd5 
28.b4 Rxe1+ 29.Bxe1 Qe2 30.Kg1 Bxf3 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "2"]
[White "Vercosa Cha, Joao Pedro"]
[Black "Almeida, Heitor"]
[Result "0-1"]
[ECO "C00"]
[EventDate "2012.??.??"]
[PlyCount "62"]

1.e4 e6 2.Qe2 c5 3.Nf3 g6 4.g3 Bg7 5.Bg2 Ne7 6.O-O O-O 7.d3 Nbc6 8.c3 d5 
9.e5 d4 10.c4 Rb8 11.Na3 a6 12.Bf4 b6 13.Qd2 Re8 14.h4 Qc7 15.Rfe1 h5 16.
Re2 Bb7 17.Nc2 b5 18.cxb5 axb5 19.Na3 Qb6 20.Bh6 Bh8 21.Bh3 Nb4 22.Ng5 Nf5
23.Bxf5 exf5 24.f4 Nd5 25.Nc2 Qc6 26.Rh2 f6 27.exf6 Nxf6 28.Nh3 Ng4 29.Bg5
Nxh2 30.Qxh2 Qf3 31.Nf2 Re2 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "2"]
[White "Vizzotto, Bernardo"]
[Black "Cajahuanca, Olindo"]
[Result "1-0"]
[ECO "D35"]
[EventDate "2012.??.??"]
[PlyCount "121"]

1.d4 e6 2.c4 d5 3.Nc3 Nf6 4.Bg5 c6 5.e3 Nbd7 6.cxd5 exd5 7.Bd3 h6 8.Bh4 
Be7 9.Nf3 Ne4 10.Bxe7 Nxc3 11.bxc3 Qxe7 12.O-O O-O 13.a4 Nf6 14.Ne5 Be6 
15.a5 c5 16.Qa4 Nd7 17.Nxd7 Bxd7 18.Qa3 Qg5 19.Kh1 c4 20.Bc2 Bf5 21.Qa2 b6
22.Qb1 Bxc2 23.Qxc2 Rae8 24.Rfb1 Re6 25.axb6 axb6 26.Ra6 Rg6 27.g3 Rb8 28.
Kg2 Rf6 29.f4 Qg4 30.Rba1 g6 31.Ra8 Qc8 32.Rxb8 Qxb8 33.e4 Re6 34.e5 Re7 
35.Qa4 Kg7 36.Qc6 Ra7 37.Qf6+ Kh7 38.Rb1 Ra2+ 39.Kg1 Qa7 40.f5 Ra1 41.
fxg6+ fxg6 42.Rxa1 Qxa1+ 43.Kg2 Qb1 44.Qf7+ Kh8 45.Qxd5 Qc2+ 46.Kh3 Qf5+ 
47.Kg2 Qc2+ 48.Kh3 Qf5+ 49.g4 Qf1+ 50.Kh4 Qf2+ 51.Kh3 Qf1+ 52.Qg2 Qd3+ 53.
Qg3 g5 54.e6 Qf1+ 55.Qg2 Qd3+ 56.Qg3 Kg7 57.d5 Qf1+ 58.Qg2 Qd3+ 59.Qg3 
Qxd5 60.Qc7+ Kh8 61.Qc8+ 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "2"]
[White "Zarate, Fernando"]
[Black "Stone, Ronnie"]
[Result "1-0"]
[ECO "E81"]
[EventDate "2012.??.??"]
[PlyCount "105"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Bg5 h6 7.Be3 c6 8.Qd2 Kh7 9.
Nge2 e5 10.d5 c5 11.Ng3 Ng8 12.Bd3 Na6 13.a3 Nc7 14.O-O a6 15.b4 b6 16.f4 
exf4 17.Rxf4 Be5 18.Rf2 Bd7 19.Raf1 Qe7 20.Nce2 Ne8 21.Nf4 Nef6 22.h3 Kg7 
23.Rf3 Rae8 24.Nfe2 Nh7 25.Bf4 Ng5 26.R3f2 Bxf4 27.Nxf4 Qe5 28.h4 Nh7 29.
h5 g5 30.Nfe2 Ne7 31.Kh2 Bg4 32.Ng1 Bxh5 33.Rf5 Nxf5 34.Rxf5 Qa1 35.Nxh5+ 
Kg8 36.Nf3 f6 37.Qe3 a5 38.bxc5 bxc5 39.e5 fxe5 40.Qe4 Re7 41.Rf6 Rxf6 42.
Nxf6+ Nxf6 43.Qg6+ Kf8 44.Qxf6+ Rf7 45.Qh8+ Ke7 46.Bg6 Qc1 47.Bxf7 Qf4+ 
48.Kg1 Qc1+ 49.Kf2 Kxf7 50.Qxh6 Qxa3 51.Nxg5+ Ke7 52.Qg7+ Ke8 53.Qf7+ 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "3"]
[White "Almeida, Heitor"]
[Black "Miquelin, Nicolas"]
[Result "0-1"]
[ECO "E12"]
[EventDate "2012.??.??"]
[PlyCount "112"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.a3 c5 5.Qc2 Bb7 6.Nc3 Bxf3 7.exf3 cxd4 8.Ne4 
Nc6 9.Bg5 h6 10.Bxf6 gxf6 11.Bd3 f5 12.Ng3 Rg8 13.O-O-O f4 14.Ne2 Rxg2 15.
Nxf4 Rg8 16.Kb1 Qh4 17.Ne2 Qxf2 18.Nxd4 Qxd4 19.Bh7 Qh8 20.Bxg8 Qxg8 21.
Rhg1 Qh8 22.f4 Qf6 23.Qe4 Qf5 24.Qxf5 exf5 25.Rde1+ Kd8 26.Rg8 Kc7 27.Rh8 
Bb4 28.Rxa8 Bxe1 29.Rh8 Bd2 30.Rxh6 Bxf4 31.Rh7 Ne5 32.h4 Bg3 33.Kc2 f4 
34.h5 f3 35.Kd1 f2 36.Ke2 f5 37.h6 Ng4 38.Rf7 Nxh6 39.Rf6 Ng4 40.Rxf5 Nh2 
41.Rxf2 Bxf2 42.Kxf2 Kc6 43.Ke2 b5 44.Kd3 bxc4+ 45.Kxc4 d5+ 46.Kd3 Nf3 47.
b3 Ne5+ 48.Kd4 Kd6 49.b4 Nc6+ 50.Kc3 Ke5 51.a4 d4+ 52.Kb3 Ke4 53.a5 Ke3 
54.a6 d3 55.b5 Nb8 56.b6 Nxa6 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "3"]
[White "Awoki, Daniel"]
[Black "Almeida, Vitor"]
[Result "1-0"]
[ECO "C05"]
[EventDate "2012.??.??"]
[PlyCount "73"]

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 cxd4 10.cxd4 Nxd4 11.Nxd4 Qxd4 12.Nf3 Qb6 13.Qa4 O-O 14.Qg4 g6 15.h4
Qb4 16.Qg3 Nc5 17.Bb1 Kg7 18.a3 Qb5 19.Qf4 Rh8 20.Ng5 f6 21.Nf3 Nb3 22.
Qh6+ Kf7 23.Ra2 Nxc1 24.Rxc1 Bd7 25.h5 f5 26.Ng5+ Kg8 27.hxg6 Bxg5 28.Qxg5
h6 29.Qe7 Rf8 30.b4 Qa4 31.Rcc2 Bc6 32.g7 Re8 33.gxh8=Q+ Kxh8 34.Qf6+ Kg8 
35.Rc3 Kh7 36.Qf7+ Kh8 37.Rh3 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "3"]
[White "Caetano, Hugo"]
[Black "Quintiliano, Renato"]
[Result "1-0"]
[ECO "D36"]
[EventDate "2012.??.??"]
[PlyCount "83"]

1.d4 d5 2.c4 e6 3.Nc3 c6 4.Nf3 Nd7 5.cxd5 exd5 6.Bg5 Ngf6 7.e3 Be7 8.Bd3 
O-O 9.O-O Re8 10.Qc2 g6 11.Rab1 a5 12.h3 Nf8 13.Ne5 Ne6 14.f4 Nd7 15.Bh6 
Bf8 16.Bxf8 Nexf8 17.Rbe1 f6 18.Nf3 f5 19.Ne5 Nf6 20.Qb3 Kg7 21.Na4 N8d7 
22.Rc1 Nxe5 23.fxe5 Nd7 24.Rf2 b5 25.Nc5 Nb6 26.Qd1 Qg5 27.Qe2 a4 28.Bb1 
Nc4 29.Rf3 Be6 30.Kh2 Ra7 31.Nxe6+ Rxe6 32.Rg3 Qh6 33.Bxf5 Re8 34.b3 axb3 
35.axb3 Na5 36.Ra1 Rea8 37.Bc2 Qh4 38.Rf3 Qe7 39.Rf6 Qb4 40.Raf1 Rc7 41.
Qg4 Kh8 42.Qf4 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "3"]
[White "Cajahuanca, Olindo"]
[Black "Barros, Guilherme"]
[Result "0-1"]
[ECO "E97"]
[EventDate "2012.??.??"]
[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.b4 Nh5 10.c5 Nf4 11.a4 Nxe2+ 12.Qxe2 f5 13.Ba3 f4 14.h3 Bf6 15.a5 g5 16.
Nh2 Ng6 17.b5 Be7 18.Qc4 f3 19.Nxf3 Rxf3 20.gxf3 Bxh3 21.cxd6 cxd6 22.Rfc1
Qf8 23.Qd3 Nf4 24.Qe3 Qh6 25.Ne2 Bf1 26.Kxf1 Qh3+ 27.Ke1 Ng2+ 28.Kd2 Nxe3 
29.Ng1 Qd7 30.fxe3 Qxb5 31.Kd1 Qd3+ 32.Ke1 g4 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "3"]
[White "Carvalho, Igor"]
[Black "Finol, David"]
[Result "1/2-1/2"]
[ECO "E61"]
[EventDate "2012.??.??"]
[PlyCount "73"]

1.d4 Nf6 2.Nf3 g6 3.c4 Bg7 4.Nc3 d6 5.Bf4 O-O 6.h3 Nbd7 7.e3 c5 8.Be2 a6 
9.d5 Rb8 10.O-O Ne8 11.Qc2 Ne5 12.Bh2 Nxf3+ 13.Bxf3 b5 14.Be2 Nc7 15.e4 
bxc4 16.Bxc4 Nb5 17.Ne2 Qb6 18.Rab1 Bd7 19.f4 Rb7 20.Kh1 Qa5 21.a4 Nd4 22.
Nxd4 Bxd4 23.b3 Qb6 24.Bg1 Bxg1 25.Kxg1 a5 26.Rbe1 Rc7 27.f5 Bc8 28.Qd3 
Ba6 29.Bxa6 c4+ 30.Qe3 Qxa6 31.bxc4 Rxc4 32.f6 exf6 33.Rxf6 Rfc8 34.Qf4 
Qa7+ 35.Kh2 Rxa4 36.Rf1 Rf8 37.Rxd6 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "3"]
[White "Cesarini Silva, Leonardo"]
[Black "Vizzotto, Bernardo"]
[Result "1-0"]
[ECO "D91"]
[EventDate "2012.??.??"]
[PlyCount "59"]

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Bg5 Ne4 6.Bf4 Nxc3 7.bxc3 O-O 8.e3 
c5 9.Be2 Nc6 10.O-O cxd4 11.cxd4 dxc4 12.Bxc4 Bg4 13.h3 Bf5 14.Rc1 Rc8 15.
Qe2 Qa5 16.e4 Bd7 17.Rfd1 Rfd8 18.e5 Nb4 19.e6 fxe6 20.Bxe6+ Kh8 21.Ng5 
Rxc1 22.Nf7+ Kg8 23.Nxd8+ Kf8 24.Rxc1 Qxd8 25.Bc7 Qe8 26.Qf3+ Bf6 27.Bxd7 
Qxd7 28.Be5 Kg7 29.Rc7 Qe6 30.Qxf6+ 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "3"]
[White "Devescovi, Pedro Paulo"]
[Black "Espinoza, Willyam"]
[Result "1-0"]
[ECO "E12"]
[EventDate "2012.??.??"]
[PlyCount "113"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.a3 c5 5.d5 Ba6 6.Qc2 exd5 7.cxd5 g6 8.g3 Bg7 
9.Nc3 O-O 10.Bg2 d6 11.O-O Re8 12.Re1 Nbd7 13.Bf4 Qe7 14.Qa4 Bb7 15.Nb5 
Nxd5 16.Bxd6 Qd8 17.e4 a6 18.exd5 Rxe1+ 19.Rxe1 axb5 20.Qxb5 Bxd5 21.Rd1 
Ra5 22.Qd3 c4 23.Qd2 Bc6 24.Bb4 Rd5 25.Qe2 Rxd1+ 26.Qxd1 Bxb2 27.Qc2 Qf6 
28.Qxc4 Kg7 29.Qe2 Bxa3 30.Bxa3 Qa1+ 31.Ne1 Qxa3 32.Bxc6 Nf6 33.Qe5 Qc1 
34.Bb5 h6 35.Kg2 Qg5 36.Qxg5 hxg5 37.Nf3 g4 38.Ne5 Kf8 39.Nd7+ Ke7 40.Nxf6
Kxf6 41.Bd7 Kg5 42.f4+ gxf3+ 43.Kxf3 f5 44.h4+ Kf6 45.Kf4 Ke7 46.Bb5 Kf6 
47.Bc4 Kg7 48.Kg5 Kh7 49.Bf7 f4 50.Bxg6+ Kg7 51.gxf4 b5 52.f5 b4 53.f6+ 
Kf8 54.h5 b3 55.h6 b2 56.h7 b1=Q 57.h8=Q# 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "3"]
[White "Gaitan, Juan Manuel"]
[Black "Sztokbant, Bernardo"]
[Result "1-0"]
[ECO "D31"]
[EventDate "2012.??.??"]
[PlyCount "121"]

1.d4 d5 2.c4 e6 3.Nc3 Be7 4.cxd5 exd5 5.Bf4 c6 6.e3 Bf5 7.g4 Bg6 8.h4 h6 
9.h5 Bh7 10.Bd3 Bxd3 11.Qxd3 Nf6 12.f3 Bd6 13.Nge2 Bxf4 14.Nxf4 Qc7 15.
O-O-O Nbd7 16.Qf5 Nb6 17.e4 dxe4 18.fxe4 Nh7 19.e5 Ng5 20.Nh3 Nxh3 21.Rxh3
Qd7 22.Ne4 O-O 23.Nd6 Rab8 24.Rf3 Qxf5 25.gxf5 Nd5 26.Rg1 Kh8 27.Rfg3 Nf4 
28.Rxg7 Ne2+ 29.Kd2 Nxg1 30.Rxg1 Kh7 31.Ne4 Rbd8 32.Ke3 Kh8 33.Nf6 Rc8 34.
Ke4 Rcd8 35.Rg3 Rc8 36.Ra3 a6 37.Rg3 Rc7 38.Rf3 Re7 39.Rf4 Rd8 40.Rf2 Rd6 
41.Rd2 Rd8 42.Kf4 Rc8 43.Re2 Rd8 44.Re4 Kg7 45.Ke3 Kh8 46.Kd3 Kg7 47.Kc4 
Kh8 48.Re3 Kg7 49.Rg3+ Kh8 50.Rg4 Rc8 51.Kc5 Rd8 52.a4 Rc7 53.a5 Re7 54.
Ne4 Rd5+ 55.Kc4 Rd8 56.f6 Red7 57.Nc5 Rc7 58.e6 Rd6 59.Rg7 Rc8 60.Rxf7 
Rcd8 61.e7 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "3"]
[White "Goncalves, Ivan"]
[Black "Vasconcelos, Paulo Cesar"]
[Result "1/2-1/2"]
[ECO "A81"]
[EventDate "2012.??.??"]
[PlyCount "126"]

1.d4 f5 2.g3 d6 3.Nf3 Nf6 4.Bg2 g6 5.O-O Bg7 6.b3 O-O 7.Bb2 Qe8 8.c4 Nbd7 
9.d5 h6 10.Nd4 Ng4 11.h3 Bxd4 12.Qxd4 Ngf6 13.Nd2 Ne5 14.f4 c5 15.Qc3 Nf7 
16.e4 fxe4 17.Nxe4 Nd8 18.Rae1 Qf7 19.g4 Qh7 20.Ng3 Bd7 21.a4 a6 22.a5 Rb8
23.Re3 b5 24.axb6 Rxb6 25.g5 hxg5 26.fxg5 Ne8 27.Rfe1 Rf7 28.h4 Qxh4 29.
Rxe7 Qd4+ 30.Qxd4 cxd4 31.Rxe8+ Bxe8 32.Rxe8+ Rf8 33.Bxd4 Rxb3 34.Rxf8+ 
Kxf8 35.Ne4 Nf7 36.Bf6 a5 37.c5 dxc5 38.Nxc5 Rb1+ 39.Kf2 Nd6 40.Ne4 Nf5 
41.Nc5 Nd6 42.Ke3 Re1+ 43.Kd2 Rg1 44.Bf3 Rf1 45.Ke2 Rc1 46.Ne4 Nf5 47.Kd2 
Rb1 48.Bg4 a4 49.Bxf5 gxf5 50.Nc3 Rb2+ 51.Kc1 a3 52.d6 Ke8 53.Na4 Rb4 54.
g6 Kd7 55.g7 Rb8 56.Nc3 Kxd6 57.Kc2 f4 58.Kd3 Ke6 59.Bd4 Kf5 60.Nd5 Kg6 
61.Ne7+ Kf7 62.g8=Q+ Rxg8 63.Nxg8 Kxg8 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "3"]
[White "Gotz, Klaus"]
[Black "Japiassu, Ricardo"]
[Result "1-0"]
[ECO "A57"]
[EventDate "2012.??.??"]
[PlyCount "77"]

1.d4 Nf6 2.c4 c5 3.d5 b5 4.Nf3 g6 5.cxb5 a6 6.Qc2 d6 7.e4 Bg7 8.Nc3 O-O 9.
a4 Nbd7 10.h3 Ne8 11.Be2 axb5 12.Bxb5 Ba6 13.Bxa6 Rxa6 14.O-O Nc7 15.Nd2 
Qb8 16.b3 Qb4 17.Bb2 Rb8 18.Ne2 Qb7 19.Bxg7 Kxg7 20.Rab1 Qc8 21.Nc3 Rab6 
22.Nc4 Ra6 23.Na3 Nf6 24.Ncb5 Nfe8 25.Qc3+ Kg8 26.f4 Qb7 27.f5 Nxb5 28.
Nxb5 f6 29.Qg3 Kg7 30.h4 Nc7 31.fxg6 hxg6 32.h5 g5 33.h6+ Kh7 34.Qh3 Nxb5 
35.axb5 Qxb5 36.Qe6 Qe8 37.Rxf6 Ra2 38.Rf7+ Kg8 39.h7+ 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "3"]
[White "Henriquez, Cristobal"]
[Black "Martinez, Jose Eduardo"]
[Result "1/2-1/2"]
[ECO "B33"]
[EventDate "2012.??.??"]
[PlyCount "141"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nxc6 bxc6 6.Bd3 e5 7.Nd2 Bc5 8.
O-O O-O 9.c4 a5 10.Qc2 a4 11.Rb1 Qe7 12.Nf3 d6 13.b4 axb3 14.axb3 Bb4 15.
Bd2 Bxd2 16.Nxd2 Be6 17.b4 Rfb8 18.b5 Qc7 19.Rfc1 Nd7 20.bxc6 Qxc6 21.Nf1 
Nc5 22.Ne3 g6 23.h4 Qa4 24.Rxb8+ Rxb8 25.Rb1 Rc8 26.Qd2 Qc6 27.Re1 Nb3 28.
Qc3 Nd4 29.h5 Rb8 30.Qd2 Qa4 31.h6 Qa3 32.Nc2 Nxc2 33.Bxc2 f6 34.Rd1 Rb6 
35.Bd3 Rb2 36.Qc1 Qb4 37.Qa1 Kf7 38.Qa7+ Qb7 39.Qe3 Qb6 40.Qxb6 Rxb6 41.
Ra1 g5 42.Ra7+ Kg6 43.Re7 Bc8 44.f3 Kxh6 45.Kf2 Rc6 46.g4 Ba6 47.Rd7 Bxc4 
48.Bxc4 Rxc4 49.Rxd6 Kg6 50.Kg3 Rc8 51.Rd2 Rh8 52.Rh2 h5 53.gxh5+ Rxh5 54.
Re2 Rh4 55.Rc2 Rf4 56.Re2 Kf7 57.Re1 Ke6 58.Re2 Kd6 59.Re1 Kc5 60.Rd1 Kc4 
61.Rd2 Kc3 62.Rd6 Kc2 63.Kg2 g4 64.fxg4 Rxg4+ 65.Kf3 Rg6 66.Ke2 Kc3 67.Ke3
Kc4 68.Rc6+ Kb5 69.Rc1 Rg3+ 70.Ke2 Ra3 71.Rc8 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "3"]
[White "Leiva, Giuseppe"]
[Black "Goncalves, Leonardo"]
[Result "1-0"]
[ECO "A54"]
[EventDate "2012.??.??"]
[PlyCount "95"]

1.d4 d6 2.Nf3 Nf6 3.c4 c6 4.g3 Nbd7 5.Bg2 e5 6.Nc3 Be7 7.O-O O-O 8.Qc2 Qc7
9.b3 Re8 10.Bb2 Bf8 11.e3 a6 12.Rac1 h6 13.Rfd1 Kh8 14.d5 cxd5 15.Nxd5 
Nxd5 16.Rxd5 Nf6 17.Rd2 Rb8 18.Qb1 b6 19.Ne1 Bb7 20.e4 Rbc8 21.Qd3 Qc5 22.
Nc2 b5 23.Ne3 b4 24.Rdc2 g6 25.Nd5 Nxd5 26.cxd5 Qb6 27.Bh3 Rxc2 28.Rxc2 
Re7 29.Qc4 a5 30.Bc8 Kg7 31.Bc1 Re8 32.Be3 Rxc8 33.Bxb6 Rxc4 34.Rxc4 Ba6 
35.Rc1 Bd3 36.Re1 f5 37.f3 fxe4 38.fxe4 Be7 39.Bxa5 Kf8 40.Bxb4 Ke8 41.Kf2
Kd7 42.Bd2 h5 43.h4 Bd8 44.Ke3 Ba6 45.Kf3 Bb6 46.Rc1 Bd4 47.Bc3 Bc5 48.
Bxe5 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "3"]
[White "Lopes Jr, Roberto"]
[Black "Garkauskas, Otto"]
[Result "1/2-1/2"]
[ECO "D02"]
[EventDate "2012.??.??"]
[PlyCount "40"]

1.Nf3 d5 2.d4 Nf6 3.g3 c5 4.Bg2 Bf5 5.O-O e6 6.c4 Nc6 7.cxd5 Nxd5 8.Nc3 
Nxc3 9.bxc3 Be7 10.Re1 Be4 11.Be3 c4 12.Nd2 Bxg2 13.Kxg2 O-O 14.f3 b5 15.
a4 a6 16.Bf2 Na5 17.axb5 axb5 18.Qb1 Qb8 19.Qc2 Qc7 20.Reb1 Rfb8 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "3"]
[White "Lopez, Jasel"]
[Black "Araujo, Renan"]
[Result "1-0"]
[ECO "E99"]
[EventDate "2012.??.??"]
[PlyCount "103"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 O-O 5.Nf3 d6 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 
9.Ne1 Nd7 10.Be3 f5 11.f3 f4 12.Bf2 g5 13.Nd3 Rf6 14.a4 Rh6 15.Rc1 a6 16.
Kh1 Qe8 17.b4 Nf6 18.c5 Qh5 19.Bg1 g4 20.fxg4 Bxg4 21.Nf2 Bxe2 22.Qxe2 Qg6
23.Nb1 Nh5 24.Nh3 Kh8 25.cxd6 cxd6 26.Rc7 Bf6 27.Nd2 Rg8 28.Rf3 Qe8 29.b5 
axb5 30.Qxb5 Qg6 31.Qe2 Qe8 32.Nc4 Bh4 33.Nb6 Rhg6 34.Rc2 Qf7 35.Nc4 Qg7 
36.Rd3 Qh6 37.Na5 R6g7 38.Rb2 Ng6 39.Nxb7 f3 40.Qxf3 Ngf4 41.Nxf4 Ng3+ 42.
hxg3 Rxg3 43.Qh5 Qxf4 44.Rxg3 Bxg3 45.Nxd6 Rg6 46.Rb8+ Kg7 47.Rb7+ Kf8 48.
Rf7+ Qxf7 49.Nxf7 Kxf7 50.Qxh7+ Kf6 51.Qxg6+ Kxg6 52.a5 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "3"]
[White "Machado, Fernando"]
[Black "Sergio Filho, Claudio S"]
[Result "0-1"]
[ECO "A48"]
[EventDate "2012.??.??"]
[PlyCount "42"]

1.d4 Nf6 2.Nf3 g6 3.e3 d6 4.Be2 Bg7 5.O-O O-O 6.b3 c5 7.Bb2 e6 8.c4 cxd4 
9.exd4 d5 10.c5 Nc6 11.a3 Ne4 12.b4 f5 13.Qc2 a6 14.Nbd2 g5 15.Nb3 g4 16.
Nfd2 Qg5 17.Rab1 Nxd2 18.Qxd2 Qh5 19.Bc1 f4 20.h3 f3 21.hxg4 Qxg4 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "3"]
[White "Mandetta, Joao Danilo"]
[Black "Oliveira, Guilherme"]
[Result "1/2-1/2"]
[ECO "A20"]
[EventDate "2012.??.??"]
[PlyCount "45"]

1.c4 e5 2.g3 Nf6 3.Bg2 d6 4.Nc3 Nbd7 5.Nf3 c6 6.d3 Be7 7.O-O O-O 8.Rb1 d5 
9.cxd5 cxd5 10.Nxd5 Nxd5 11.b3 f6 12.Bb2 N7b6 13.Qd2 Be6 14.Rfc1 Qd6 15.
Qa5 Rfc8 16.Nd2 Qb4 17.Rxc8+ Bxc8 18.Bc3 Qxa5 19.Bxa5 Be6 20.Rc1 Rc8 21.
Rxc8+ Nxc8 22.Nf1 b6 23.Bd2 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "3"]
[White "Maranhao, Jose Renato"]
[Black "Zarate, Fernando"]
[Result "1-0"]
[ECO "C10"]
[EventDate "2012.??.??"]
[PlyCount "29"]

1.e4 e6 2.d4 d5 3.Nc3 Nc6 4.e5 Nge7 5.Nf3 Ng6 6.h4 Bb4 7.h5 Nge7 8.h6 g6 
9.Bg5 a6 10.Bf6 Rg8 11.Ng5 Nb8 12.Nxh7 Nd7 13.Bg7 Nf5 14.Nf6+ Nxf6 15.Bxf6
1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "3"]
[White "Mendonca, Mateus Nakajo"]
[Black "Gemy, Jose Daniel"]
[Result "1/2-1/2"]
[ECO "A46"]
[EventDate "2012.??.??"]
[PlyCount "132"]

1.d4 Nf6 2.Nf3 e6 3.g3 c5 4.Bg2 Nc6 5.O-O Be7 6.c4 cxd4 7.Nxd4 O-O 8.Nc3 
Qc7 9.Bf4 e5 10.Ndb5 Qb8 11.Bg5 a6 12.Bxf6 Bxf6 13.Nd6 Be7 14.c5 Bxd6 15.
cxd6 f5 16.Na4 Qa7 17.Rc1 Kh8 18.Qd2 e4 19.g4 Qd4 20.Qxd4 Nxd4 21.Nb6 
Nxe2+ 22.Kh1 Rb8 23.Rc4 g6 24.gxf5 gxf5 25.f4 Rf6 26.Nxc8 b5 27.Rc7 Rh6 
28.Rf2 Nd4 29.Rd2 Ne6 30.Ne7 e3 31.Re2 Nxf4 32.Rxe3 Rxd6 33.Bf3 Ne6 34.
Nxf5 Rd2 35.Ra7 Rf8 36.Ra8 Rxa8 37.Bxa8 Rxb2 38.Bd5 Kg8 39.Bb3 Kf8 40.h3 
a5 41.a3 a4 42.Bxe6 dxe6 43.Nd4 Kf7 44.Re2 Rb1+ 45.Kg2 b4 46.Rf2+ Kg6 47.
axb4 a3 48.Kg3 Rb2 49.Rf1 a2 50.Ra1 Rxb4 51.Nxe6 Rb3+ 52.Kg4 h5+ 53.Kh4 
Rb4+ 54.Kg3 Rb3+ 55.Kg2 Rb2+ 56.Kf3 Kf5 57.Nc5 Rh2 58.Kg3 Rc2 59.Na6 Rb2 
60.Nc7 Ke4 61.Kh4 Rh2 62.Na6 Rb2 63.Kxh5 Kd4 64.h4 Kc3 65.Kg5 Rd2 66.Nc5 
Kb2 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "3"]
[White "Olivares, Claudio"]
[Black "Nolasco, Vitor"]
[Result "1/2-1/2"]
[ECO "B18"]
[EventDate "2012.??.??"]
[PlyCount "72"]

1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.Bc4 Nf6 7.N1e2 e6 8.Nf4 
Nd5 9.Nxg6 hxg6 10.Qf3 Nd7 11.Bd2 N7f6 12.Bb3 Be7 13.O-O-O a5 14.c3 Qc7 
15.h4 a4 16.Bc2 a3 17.b3 O-O-O 18.h5 gxh5 19.Nxh5 Nxh5 20.Rxh5 Rxh5 21.
Qxh5 Bf6 22.c4 Nf4 23.Qc5 Bxd4 24.Qxa3 Be5 25.Qa8+ Qb8 26.Qxb8+ Bxb8 27.g3
Nd3+ 28.Bxd3 Rxd3 29.Kc2 Rf3 30.Be3 Bxg3 31.Rf1 Bf4 32.Bb6 g5 33.a4 Bc7 
34.Be3 Bf4 35.Bb6 Bc7 36.Be3 Bf4 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "3"]
[White "Principe, Alexander"]
[Black "Barbosa, Evandro Amorim"]
[Result "1/2-1/2"]
[ECO "B48"]
[EventDate "2012.??.??"]
[PlyCount "119"]

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.Be2 Ne5 13.a3 Be7 14.f4 Nc4 15.Bxc4 
Qxc4 16.Qe2 Qxe2 17.Ndxe2 f6 18.gxf6 Nxf6 19.Rhg1 Bb7 20.Bd4 Rf7 21.Ng3 
Bc6 22.f5 a5 23.e5 Nd5 24.Nxd5 Bxd5 25.f6 Bf8 26.Rdf1 Kh8 27.Nh5 g6 28.Nf4
Be4 29.h4 Rc8 30.c3 Bh6 31.Be3 b4 32.axb4 axb4 33.Kd2 Bf8 34.Nh3 h6 35.Nf4
Kh7 36.Nd3 bxc3+ 37.bxc3 d6 38.Bd4 Rd7 39.Re1 Bf5 40.Rg2 dxe5 41.Rxe5 Bd6 
42.Ra5 Bxd3 43.Kxd3 e5 44.Ra7 Bc7 45.Re2 exd4 46.Re7+ Rxe7 47.fxe7 dxc3 
48.Rxc7 Re8 49.Kxc3 Kg7 50.Kd4 Kf7 51.Kd5 Rxe7 52.Rc6 h5 53.Rc4 Re1 54.
Rf4+ Kg7 55.Kd4 Kh6 56.Re4 Rg1 57.Ke3 Kg7 58.Kf2 Ra1 59.Rf4 Ra5 60.Kg3 
1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "3"]
[White "Proudian, Armen"]
[Black "Jonas, Tiago Silva"]
[Result "1-0"]
[ECO "B35"]
[EventDate "2012.??.??"]
[PlyCount "189"]

1.e4 c5 2.Nf3 g6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Bg7 6.Be3 Nf6 7.Bc4 O-O 8.Bb3 
a5 9.O-O Ng4 10.Qxg4 Nxd4 11.Rfd1 d6 12.Qg3 Nxb3 13.axb3 Bd7 14.f3 Rc8 15.
Bd4 b5 16.Bxg7 Kxg7 17.Qf2 b4 18.Nd5 Rc6 19.c3 e6 20.Qd4+ f6 21.Ne3 bxc3 
22.bxc3 Qc8 23.Rxa5 Rxc3 24.Nc4 Rxb3 25.Nxd6 Qc6 26.Ra7 Kg8 27.Nc4 Rf7 28.
Na5 e5 29.Qf2 Rd3 30.Rb1 Qd6 31.h3 Rd1+ 32.Rxd1 Qxd1+ 33.Kh2 Be6 34.Ra8+ 
Kg7 35.Nc6 Qd6 36.Nd8 Rd7 37.Nxe6+ Qxe6 38.Qc5 Qe7 39.Qc8 Qf7 40.Qh8+ Kh6 
41.Ra6 Qg7 42.Qc8 Qe7 43.Rxf6 Qxf6 44.Qxd7 Qf4+ 45.Kg1 Qe3+ 46.Kf1 Qc1+ 
47.Kf2 Qc5+ 48.Kg3 Qe3 49.Qd6 Qf4+ 50.Kf2 Qh4+ 51.g3 Qxh3 52.Qf8+ Kg5 53.
Qe7+ Kh6 54.Qxe5 Qh2+ 55.Ke3 Qg1+ 56.Kf4 Qc1+ 57.Kg4 Qc8+ 58.Kh4 Qd8+ 59.
Kh3 Qd7+ 60.g4 Qd3 61.Kg3 Qf1 62.Qb2 Qg1+ 63.Qg2 Qd4 64.Qf2 Qe5+ 65.Kg2 
Qf4 66.Qe2 Qe5 67.Qd2+ g5 68.Qd8 Qb2+ 69.Kh3 Qa1 70.Qf8+ Kg6 71.Qd6+ Kg7 
72.Kg2 Qb2+ 73.Kg3 Qc3 74.Kf2 Qc2+ 75.Ke3 Qc3+ 76.Qd3 Qe1+ 77.Kd4 Qb4+ 78.
Qc4 Qd6+ 79.Ke3 Qf4+ 80.Ke2 Qh2+ 81.Kd3 Qf4 82.Qd4+ Kg6 83.Qb6+ Kg7 84.Qe3
Qc7 85.Qxg5+ Kh8 86.Qf6+ Kg8 87.Qe6+ Kh8 88.e5 Qa5 89.Qf5 Qa3+ 90.Ke2 Qb2+
91.Kf1 Qc1+ 92.Kg2 Qd2+ 93.Kh3 Qh6+ 94.Kg3 Kg8 95.e6 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "3"]
[White "Santiago, Yago"]
[Black "Branchini, Fernando Luis"]
[Result "0-1"]
[ECO "C58"]
[EventDate "2012.??.??"]
[PlyCount "95"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 Na5 6.Bb5+ c6 7.dxc6 bxc6 8.
Be2 Bc5 9.c3 h6 10.Nf3 e4 11.Ne5 Bd6 12.d4 exd3 13.Nxd3 O-O 14.O-O Re8 15.
b4 Nc4 16.Nd2 Ba6 17.Nf3 Nd5 18.Qc2 Qf6 19.Nd4 Nxb4 20.Nxb4 Bxb4 21.cxb4 
Qxd4 22.Bxc4 Qxc4 23.Qxc4 Bxc4 24.Rd1 Rad8 25.Be3 Rxd1+ 26.Rxd1 Bxa2 27.
Ra1 Be6 28.Rxa7 Rd8 29.h3 Rd7 30.Ra8+ Kh7 31.Kh2 Bd5 32.Bc5 f5 33.h4 Kg6 
34.Rf8 Rf7 35.Rd8 Rb7 36.Rd6+ Kh5 37.Kh3 g5 38.f3 f4 39.hxg5 hxg5 40.Bd4 
Re7 41.g4+ fxg3 42.Kxg3 Rf7 43.Bf6 Kg6 44.Bd8+ Kh5 45.Bf6 Kg6 46.Be5+ Kh7 
47.Kg4 Rxf3 48.Rxd5 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "3"]
[White "Silverio, Taua"]
[Black "Massarioli, Felipe"]
[Result "0-1"]
[ECO "A11"]
[EventDate "2012.??.??"]
[PlyCount "102"]

1.Nf3 d5 2.c4 c6 3.a3 Nf6 4.Nc3 a6 5.d4 b5 6.cxd5 cxd5 7.b4 e6 8.e3 Nbd7 
9.Bb2 Bd6 10.Qc2 Bb7 11.Bd3 Rc8 12.O-O Nb6 13.Qb1 O-O 14.Rc1 h6 15.a4 bxa4
16.Nxa4 Nxa4 17.Rxc8 Qxc8 18.Rxa4 Nd7 19.Qc1 Qxc1+ 20.Bxc1 Nb6 21.Ra2 Bxb4
22.Rb2 a5 23.Bd2 Nc4 24.Bxc4 dxc4 25.Bxb4 axb4 26.Rxb4 Bd5 27.Ne1 Ra8 28.
Rb1 Ra2 29.Rc1 f5 30.f3 Re2 31.Nc2 c3 32.Kf1 Bc4 33.Kg1 Bb3 34.Na1 Ba4 35.
h3 c2 36.Kf1 Rd2 37.Nxc2 Bxc2 38.Ke1 Rxg2 39.Kf1 Rh2 40.Kg1 Rd2 41.Ra1 
Rd1+ 42.Rxd1 Bxd1 43.Kf2 g5 44.f4 gxf4 45.exf4 Kg7 46.Kg3 Kg6 47.Kh4 Bb3 
48.Kg3 Kh5 49.h4 Bd1 50.Kh3 Bf3 51.Kg3 Bg4 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "3"]
[White "Stone, Ronnie"]
[Black "Vercosa Cha, Joao Pedro"]
[Result "1/2-1/2"]
[ECO "B90"]
[EventDate "2012.??.??"]
[PlyCount "86"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be3 Ng4 7.Bc1 Nf6 8.f3 
Qb6 9.Nb3 Nc6 10.Qe2 Qc7 11.Be3 b5 12.Qf2 g6 13.g4 h6 14.a4 b4 15.Ne2 Bg7 
16.Ned4 Nxd4 17.Bxd4 O-O 18.Bd3 Nd7 19.Bxg7 Kxg7 20.Qd4+ Kh7 21.Qxb4 Ne5 
22.Nd2 Rb8 23.Qd4 Qa5 24.Rf1 Rb4 25.Qd5 Qxd5 26.exd5 Nxd3+ 27.cxd3 Rxb2 
28.Ke2 Bb7 29.Rfb1 Rxb1 30.Rxb1 Bxd5 31.Rb6 Kg7 32.Rxa6 Ra8 33.Rxa8 Bxa8 
34.a5 Bb7 35.f4 Kf6 36.Ke3 Ke6 37.Kd4 Kd7 38.Ne4 Kc6 39.Nc3 e6 40.h4 Ba6 
41.g5 h5 42.Ne4 Bb7 43.Nc3 Ba6 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "3"]
[White "Takeda, Lucas"]
[Black "Mamani, Joan Franco"]
[Result "1/2-1/2"]
[ECO "A41"]
[EventDate "2012.??.??"]
[PlyCount "69"]

1.d4 d6 2.Nf3 Bg4 3.c4 Nd7 4.e3 e5 5.Be2 Ngf6 6.dxe5 dxe5 7.Nc3 Bb4 8.Bd2 
O-O 9.a3 Be7 10.O-O c6 11.Qc2 Qc7 12.Rfd1 Rfe8 13.h3 Bh5 14.Nh4 Bxe2 15.
Nxe2 e4 16.Nf5 Bf8 17.Nfg3 Bd6 18.b4 g6 19.c5 Be5 20.Bc3 h5 21.Bxe5 Qxe5 
22.Nc3 Nf8 23.Rd4 Ne6 24.Rc4 Ng5 25.Rd1 h4 26.Nge2 Rad8 27.Rcd4 Ne6 28.
Rxd8 Rxd8 29.Rxd8+ Nxd8 30.Qd2 Ne6 31.Nd4 Nc7 32.Qd1 a6 33.Nde2 Ncd5 34.
Nxd5 Nxd5 35.Qd4 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "3"]
[White "Torres, Juan Camilo"]
[Black "Chiari, Arthur Gontijo"]
[Result "1-0"]
[ECO "D93"]
[EventDate "2012.??.??"]
[PlyCount "59"]

1.d4 Nf6 2.c4 g6 3.Nf3 Bg7 4.Nc3 d5 5.Bf4 O-O 6.e3 c5 7.dxc5 Qa5 8.Rc1 
dxc4 9.Bxc4 Qxc5 10.Bb3 Qa5 11.O-O Nc6 12.h3 Bf5 13.Qe2 Ne4 14.g4 Nxc3 15.
bxc3 Bd7 16.Rfd1 Rad8 17.Rd5 Qa3 18.Rcd1 Be6 19.Rxd8 Nxd8 20.Qb5 Bxc3 21.
Bh6 Bg7 22.Bxg7 Kxg7 23.Rxd8 Rxd8 24.Qe5+ Kg8 25.Bxe6 fxe6 26.Qxe6+ Kg7 
27.Ng5 Qc1+ 28.Kg2 Qc5 29.Qf7+ Kh6 30.Ne4 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "3"]
[White "Zavarce, Oscar"]
[Black "Cuellar, Diego"]
[Result "1-0"]
[ECO "C50"]
[EventDate "2012.??.??"]
[PlyCount "99"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.O-O d6 5.c3 Nf6 6.Re1 O-O 7.b4 Bb6 8.d3 Ne7 
9.Nbd2 Ng6 10.Bb3 Nh5 11.Nc4 Nhf4 12.a4 Bg4 13.Bxf4 Nxf4 14.a5 Bxf2+ 15.
Kxf2 Kh8 16.Kg1 f5 17.Ne3 Bxf3 18.Qxf3 Nxd3 19.Rf1 fxe4 20.Qxf8+ Qxf8 21.
Rxf8+ Rxf8 22.Bd5 Nf4 23.c4 b6 24.Bxe4 Ne2+ 25.Kh1 g6 26.axb6 axb6 27.g3 
Nd4 28.Kg2 b5 29.cxb5 Rb8 30.Ra8 Rxa8 31.Bxa8 Nxb5 32.Bc6 Nd4 33.b5 Kg7 
34.Nd5 Ne6 35.Bd7 Nc5 36.Bc6 Ne6 37.Bd7 Nc5 38.Bc8 Kf7 39.Nxc7 Ke7 40.Nd5+
Kd8 41.Bh3 h6 42.b6 Nb7 43.Kf3 Nc5 44.Ke3 Nb7 45.Kd3 Nc5+ 46.Kc4 g5 47.Bf5
h5 48.h3 h4 49.g4 e4 50.Kd4 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "4"]
[White "Almeida, Vitor"]
[Black "Cajahuanca, Olindo"]
[Result "0-1"]
[ECO "D57"]
[EventDate "2012.??.??"]
[PlyCount "62"]

1.d4 d5 2.c4 e6 3.Nc3 Be7 4.cxd5 exd5 5.Nf3 Nf6 6.Bg5 O-O 7.e3 h6 8.Bh4 
Ne4 9.Bxe7 Nxc3 10.bxc3 Qxe7 11.Qc2 Be6 12.Bd3 Nd7 13.O-O c5 14.Qb2 Nf6 
15.Ne5 Ng4 16.Nxg4 Bxg4 17.f3 Qxe3+ 18.Kh1 Be6 19.Bc2 cxd4 20.cxd4 Rac8 
21.Rac1 b6 22.Rfe1 Qf4 23.Qa3 Rc4 24.Qd3 g6 25.Qa3 Rfc8 26.Qb2 Bf5 27.Re2 
Bxc2 28.Rexc2 Rxc2 29.Rxc2 Rxc2 30.Qxc2 Qxd4 31.h3 Qe3 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "4"]
[White "Araujo, Renan"]
[Black "Olivares, Claudio"]
[Result "1-0"]
[ECO "E99"]
[EventDate "2012.??.??"]
[PlyCount "105"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 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.Nd3 Rf6 14.Rc1 a6 15.c5 Rh6 16.
c6 bxc6 17.dxc6 Nf6 18.Nxe5 Be6 19.Bc4 Bxc4 20.Nxc4 Nxc6 21.Nd5 Nd7 22.
Nxf4 gxf4 23.Qd5+ Kh8 24.Qxc6 Rc8 25.Rfd1 Ne5 26.Nxe5 Bxe5 27.Rc2 Qg5 28.
Kh1 Qg7 29.Qxa6 Rg8 30.Qf1 c5 31.b3 Rg6 32.Bg1 h5 33.a4 h4 34.h3 Rb8 35.
Rb1 Qf6 36.Ra2 Qe6 37.Qd1 Rg7 38.Qd5 Qxd5 39.exd5 Rgb7 40.a5 Rxb3 41.Rxb3 
Rxb3 42.a6 Rb8 43.Bf2 Kg7 44.a7 Ra8 45.Bxh4 Kf7 46.Kg1 Ke8 47.Kf1 Kd7 48.
Ke2 Kc7 49.Kd3 Kb7 50.Ke4 Bd4 51.Be7 Be3 52.Bxd6 c4 53.Bb8 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "4"]
[White "Barbosa, Evandro Amorim"]
[Black "Maranhao, Jose Renato"]
[Result "1-0"]
[ECO "C65"]
[EventDate "2012.??.??"]
[PlyCount "79"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Bc5 5.c3 O-O 6.d4 Bb6 7.Bg5 h6 8.Bh4 d6 
9.Qd3 Qe7 10.Nbd2 a6 11.Bxc6 bxc6 12.dxe5 dxe5 13.Nc4 Rd8 14.Qc2 Qe6 15.
Nfxe5 Bc5 16.b3 g5 17.Bg3 Nh5 18.Rfe1 Nxg3 19.hxg3 f6 20.Nd3 Ba7 21.Rad1 
Qg4 22.Ne3 Qxe4 23.Nc5 Rxd1 24.Qxe4 Rxe1+ 25.Kh2 Bxc5 26.Qg6+ Kf8 27.Qxf6+
Kg8 28.Qxc6 Bxe3 29.Qxa8 Bxf2 30.Qxc8+ Kg7 31.Qxc7+ Kg6 32.Qc6+ Kg7 33.
Qd7+ Kg6 34.Qd3+ Kg7 35.Qd2 Bg1+ 36.Kh3 Re4 37.Qd7+ Kf6 38.Qc6+ Kf5 39.
Qd5+ Re5 40.Qf7+ 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "4"]
[White "Branchini, Fernando Luis"]
[Black "Jonas, Tiago Silva"]
[Result "1/2-1/2"]
[ECO "B25"]
[EventDate "2012.??.??"]
[PlyCount "73"]

1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.f4 d6 6.Nf3 e6 7.O-O Nge7 8.d3 O-O 
9.Be3 Rb8 10.Qd2 b5 11.d4 d5 12.e5 c4 13.g4 Qa5 14.Nh4 b4 15.Ne2 f5 16.
exf6 Bxf6 17.Nf3 Ba6 18.c3 Bg7 19.Ne5 Nxe5 20.fxe5 Rxf1+ 21.Bxf1 Nc6 22.
Nf4 bxc3 23.bxc3 Bc8 24.Bg2 Kh8 25.Qc2 Bd7 26.Rf1 Ne7 27.Bd2 Ba4 28.Qc1 
Bd7 29.Qa1 Qa3 30.Rb1 Rb6 31.Rxb6 axb6 32.Qb1 b5 33.Qc2 Qa7 34.Qb2 Bxe5 
35.Qb4 Bf6 36.Qd6 Bxd4+ 37.Kf1 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "4"]
[White "Caetano, Hugo"]
[Black "Mendonca, Mateus Nakajo"]
[Result "1/2-1/2"]
[ECO "D13"]
[EventDate "2012.??.??"]
[PlyCount "144"]

1.d4 d5 2.c4 c6 3.cxd5 cxd5 4.Nc3 Nc6 5.Nf3 Nf6 6.Bf4 Ne4 7.e3 Nxc3 8.bxc3
g6 9.Bd3 Bg7 10.O-O O-O 11.h3 b6 12.Qe2 Bb7 13.Rfc1 Rc8 14.Rab1 Qd7 15.Bb5
Qf5 16.Bd3 Qe6 17.c4 dxc4 18.Bxc4 Qd7 19.Bb5 Qf5 20.Ba6 Bxa6 21.Qxa6 Qa5 
22.Qb7 Qxa2 23.Rb5 e5 24.Nxe5 Ne7 25.Rxc8 Nxc8 26.Rd5 a5 27.Nxf7 Ne7 28.
Rd7 Rxf7 29.Rxe7 Rxe7 30.Qxe7 Bf8 31.Qd8 a4 32.Bd6 Qf7 33.Bxf8 Qxf8 34.
Qxb6 Qa8 35.Qe6+ Kf8 36.d5 a3 37.d6 a2 38.Qf6+ Kg8 39.Qa1 Qd5 40.d7 Qxd7 
41.Qxa2+ Kg7 42.Qb2+ Kg8 43.Qd4 Qc7 44.g4 h6 45.Kg2 g5 46.e4 Kf7 47.Qd5+ 
Kf6 48.Qf5+ Kg7 49.e5 Qc6+ 50.Qf3 Qe6 51.Qe4 Kg8 52.Qd4 Qc6+ 53.Kg3 Qh1 
54.Qd8+ Kg7 55.Qf6+ Kh7 56.e6 Qg1+ 57.Kf3 Qh1+ 58.Ke2 Qe4+ 59.Kd2 Qb4+ 60.
Kd3 Qb3+ 61.Kd2 Qd5+ 62.Kc3 Qc5+ 63.Kd3 Qb5+ 64.Ke3 Qb3+ 65.Ke2 Qc4+ 66.
Kd2 Qd5+ 67.Kc3 Qc5+ 68.Kb2 Qb5+ 69.Ka1 Qa4+ 70.Kb1 Qb3+ 71.Kc1 Qc4+ 72.
Kd2 Qd5+ 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "4"]
[White "Chiari, Arthur Gontijo"]
[Black "Stone, Ronnie"]
[Result "1-0"]
[ECO "B90"]
[EventDate "2012.??.??"]
[PlyCount "37"]

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 Qc7 10.g4 Nc6 11.Qg2 Ne5 12.g5 Nh5 13.Be2 Nc4 14.Nd5 Nxe3 15.Nxc7 
Nxg2 16.Nxa8 Nhf4 17.Bf1 Bxh3 18.Nb6 Bg4 19.Rd2 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "4"]
[White "Cuellar, Diego"]
[Black "Principe, Alexander"]
[Result "0-1"]
[ECO "B23"]
[EventDate "2012.??.??"]
[PlyCount "112"]

1.e4 c5 2.Nc3 Nc6 3.Bb5 g6 4.f4 Bg7 5.Nf3 Nd4 6.Nxd4 cxd4 7.Ne2 Qb6 8.Bd3 
e6 9.O-O Ne7 10.f5 Be5 11.a4 a6 12.Qe1 f6 13.Qf2 Qd6 14.Qh4 h5 15.b3 g5 
16.Qh3 exf5 17.Ba3 Qe6 18.exf5 Qc6 19.Bb2 Qc5 20.Qf3 Qd6 21.Kh1 Kf7 22.
Rfe1 Nc6 23.Ba3 Qc7 24.c3 dxc3 25.Bc4+ d5 26.Bxd5+ Kg7 27.d4 Bd6 28.Bxd6 
Qxd6 29.Bxc6 bxc6 30.Nxc3 Ra7 31.Ne4 Qd5 32.Rac1 Bxf5 33.Rc5 Bxe4 34.Rxe4 
Qd6 35.h4 g4 36.Qe2 Rd7 37.Qxa6 Qg3 38.Qxc6 Qxh4+ 39.Kg1 Rxd4 40.Rd5 Rxe4 
41.Rd7+ Kh6 42.Qxe4 Qg5 43.Rc7 h4 44.Kh2 h3 45.gxh3 Qd2+ 46.Kg3 gxh3 47.
Qh4+ Kg6 48.Qe4+ Kh6 49.Qh4+ Kg6 50.Qe4+ Kh6 51.Rc2 Qg5+ 52.Kh2 Rg8 53.Qf3
Qe5+ 54.Kxh3 Rg5 55.Rf2 f5 56.Qf4 Qh8 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "4"]
[White "Devescovi, Pedro Paulo"]
[Black "Henriquez, Cristobal"]
[Result "0-1"]
[ECO "D31"]
[EventDate "2012.??.??"]
[PlyCount "78"]

1.d4 d5 2.c4 e6 3.cxd5 exd5 4.Nc3 c6 5.Qc2 Bd6 6.Nf3 Ne7 7.Bg5 f6 8.Bh4 
Bf5 9.Qb3 Qb6 10.e3 Nd7 11.Bg3 Qxb3 12.axb3 Bb4 13.Be2 O-O 14.O-O Ng6 15.
Rfc1 Rfe8 16.Ne1 Bf8 17.h4 Be6 18.Nd3 Ne7 19.f3 Bf7 20.Bf2 Nf5 21.e4 dxe4 
22.fxe4 Nd6 23.Bg4 f5 24.exf5 Nf6 25.Bh3 Nde4 26.Ne5 Nxf2 27.Kxf2 Bxb3 28.
g4 c5 29.Nb5 cxd4 30.Nf3 d3 31.Bf1 Rad8 32.Nbd4 Bd5 33.Nd2 Ne4+ 34.Ke3 
Nxd2+ 35.Kxd2 Re4 36.Kxd3 Rxg4 37.Kc3 Rg3+ 38.Bd3 Be4 39.Rd1 Rc8+ 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "4"]
[White "Espinoza, Willyam"]
[Black "Takeda, Lucas"]
[Result "1-0"]
[ECO "B28"]
[EventDate "2012.??.??"]
[PlyCount "49"]

1.e4 c5 2.Nf3 a6 3.c4 Nc6 4.d4 cxd4 5.Nxd4 e6 6.Nc3 Qc7 7.Be2 Nf6 8.O-O 
Bb4 9.Nxc6 bxc6 10.Qc2 d5 11.cxd5 Bxc3 12.Qxc3 O-O 13.d6 Qd7 14.e5 Nd5 15.
Qh3 f5 16.f4 a5 17.Be3 Ba6 18.Bxa6 Rxa6 19.Bc5 Rb8 20.Qa3 Qb7 21.b3 Qb5 
22.Rac1 a4 23.b4 Nxb4 24.d7 Qa5 25.Bxb4 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "4"]
[White "Finol, David"]
[Black "Lopes Jr, Roberto"]
[Result "1-0"]
[ECO "B22"]
[EventDate "2012.??.??"]
[PlyCount "67"]

1.e4 c5 2.c3 e6 3.d4 d5 4.exd5 exd5 5.Nf3 Nf6 6.Bg5 cxd4 7.Nxd4 Be7 8.Bd3 
Nc6 9.Bc2 Nxd4 10.Qxd4 h6 11.Bh4 O-O 12.O-O Be6 13.Nd2 Qb6 14.Qxb6 axb6 
15.Nb3 g5 16.Bg3 Bc5 17.a3 Ne4 18.Be5 Rfe8 19.Bd4 Rac8 20.Rfd1 f5 21.a4 
Bxd4 22.Nxd4 Bd7 23.a5 b5 24.a6 b6 25.Bb3 Nf6 26.a7 Kg7 27.Ra6 Ra8 28.Rda1
Bc8 29.Rxb6 Bd7 30.f3 g4 31.Raa6 Bc8 32.Rxf6 Bxa6 33.Rxa6 Red8 34.Nc6 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "4"]
[White "Garkauskas, Otto"]
[Black "Torres, Juan Camilo"]
[Result "0-1"]
[ECO "D18"]
[EventDate "2012.??.??"]
[PlyCount "62"]

1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Bf5 6.e3 e6 7.Ne5 Nbd7 8.Nxd7 
Qxd7 9.Bxc4 Bb4 10.O-O O-O 11.f3 Rfd8 12.Qb3 a5 13.Rd1 Bg6 14.e4 h6 15.Be3
Rac8 16.Kh1 Qc7 17.Ne2 Nd7 18.Nf4 Nf8 19.Rf1 Bd6 20.Nxg6 Nxg6 21.g3 Rd7 
22.f4 Re8 23.e5 Bb4 24.f5 exf5 25.Rxf5 b5 26.e6 bxc4 27.exd7 Qxd7 28.Qc2 
Rxe3 29.Raf1 Qxd4 30.Rxf7 Qd5+ 31.Kg1 Bc5 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "4"]
[White "Gemy, Jose Daniel"]
[Black "Lopez, Jasel"]
[Result "1-0"]
[ECO "E34"]
[EventDate "2012.??.??"]
[PlyCount "47"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 5.Nf3 Nbd7 6.a3 Bxc3+ 7.bxc3 c5 8.e3 
O-O 9.Bd3 Qc7 10.a4 b6 11.cxd5 exd5 12.O-O Bb7 13.a5 Rfe8 14.a6 Bc6 15.Ba3
g6 16.Rfe1 Kg7 17.Nd2 Ng4 18.Nf1 c4 19.Be2 h5 20.e4 Rxe4 21.f3 Ne3 22.Qc1 
Re6 23.Nxe3 Rae8 24.Bf1 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "4"]
[White "Goncalves, Leonardo"]
[Black "Santiago, Yago"]
[Result "0-1"]
[ECO "A04"]
[EventDate "2012.??.??"]
[PlyCount "92"]

1.Nf3 f5 2.d3 d5 3.Nbd2 Nf6 4.c3 Nc6 5.e4 dxe4 6.dxe4 Nxe4 7.Nxe4 Qxd1+ 8.
Kxd1 fxe4 9.Ng5 Bf5 10.Bc4 Ne5 11.Bb3 h6 12.Ne6 Kd7 13.Nc5+ Kc6 14.Ne6 g6 
15.Ke2 Nd3 16.Nd4+ Kd7 17.Nxf5 gxf5 18.Rd1 e5 19.Bc4 Bd6 20.Bxd3 exd3+ 21.
Rxd3 h5 22.Be3 Ke6 23.g3 h4 24.c4 hxg3 25.hxg3 e4 26.Rdd1 Rh2 27.Rg1 Rg8 
28.Kf1 b6 29.b3 a5 30.Rc1 a4 31.bxa4 Ra8 32.Rg2 Rh7 33.Rc2 Rxa4 34.Ke2 Rh1
35.f3 Ra3 36.fxe4 fxe4 37.Bc1 Rxg3 38.Rxg3 Bxg3 39.Ke3 Re1+ 40.Kd2 Kf5 41.
Rc3 e3+ 42.Kc2 Rxc1+ 43.Kxc1 e2 44.Re3 Bf4 45.Kd2 Bxe3+ 46.Kxe2 Ke4 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "4"]
[White "Japiassu, Ricardo"]
[Black "Machado, Fernando"]
[Result "1-0"]
[ECO "A24"]
[EventDate "2012.??.??"]
[PlyCount "35"]

1.Nf3 Nf6 2.c4 d6 3.Nc3 g6 4.g3 Bg7 5.Bg2 O-O 6.O-O e5 7.d3 c6 8.Rb1 Qc7 
9.Nd2 Be6 10.b4 Nbd7 11.b5 d5 12.a4 Rfd8 13.Qc2 Rac8 14.bxc6 bxc6 15.Ba3 
Ne8 16.Be7 Nd6 17.Bxd8 Rxd8 18.Rfd1 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "4"]
[White "Mamani, Joan Franco"]
[Black "Cesarini Silva, Leonardo"]
[Result "1-0"]
[ECO "B20"]
[EventDate "2012.??.??"]
[PlyCount "97"]

1.e4 c5 2.Ne2 Nc6 3.g3 Nf6 4.Bg2 e6 5.O-O d5 6.exd5 exd5 7.d4 Be7 8.dxc5 
O-O 9.Nf4 Be6 10.Nc3 d4 11.Nxe6 fxe6 12.Ne4 Qd7 13.Re1 Nxe4 14.Bxe4 Bf6 
15.Qe2 Rae8 16.Bf4 e5 17.Bd2 a5 18.a3 Qe7 19.b4 Bg5 20.Rab1 axb4 21.axb4 
d3 22.Bxg5 Qxg5 23.Qxd3 Rd8 24.Qc4+ Kh8 25.Bxc6 bxc6 26.Re2 Qf5 27.Rbe1 
Rd4 28.Qb3 h5 29.c3 Rd3 30.Qc4 Qf3 31.Qe4 Rxc3 32.Qxf3 Rcxf3 33.Rxe5 Rxf2 
34.Rxh5+ Kg8 35.Rh4 Rb2 36.Rf1 Rd8 37.Rf2 Rb1+ 38.Kg2 Rdd1 39.Re4 Rg1+ 40.
Kh3 Rgd1 41.Kg4 Rd5 42.Rf5 Rxf5 43.Kxf5 Kf7 44.h4 g6+ 45.Kg4 Rb3 46.Rd4 
Ke7 47.Rd6 Rxb4+ 48.Kg5 Rb3 49.g4 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "4"]
[White "Martinez, Jose Eduardo"]
[Black "Gaitan, Juan Manuel"]
[Result "1-0"]
[ECO "C18"]
[EventDate "2012.??.??"]
[PlyCount "97"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Qc7 7.Nf3 b6 8.a4 Ba6 
9.Bb5+ Bxb5 10.axb5 Ne7 11.O-O O-O 12.Qe2 Rc8 13.dxc5 bxc5 14.c4 dxc4 15.
Qxc4 Nd7 16.Qe4 Ng6 17.Re1 Qb6 18.c4 a6 19.Bd2 Ra7 20.bxa6 Rxa6 21.Rxa6 
Qxa6 22.h4 h6 23.g4 Nb6 24.h5 Ne7 25.Rc1 Qa4 26.Kh2 Qc6 27.Qf4 Rd8 28.Be3 
Kf8 29.Nd2 Ke8 30.Ne4 g5 31.Nf6+ Kf8 32.Qe4 Qc7 33.f4 Nd7 34.Rf1 Ng8 35.
Qh7 Nxe5 36.Qxg8+ Ke7 37.Qg7 Nxc4 38.Bc1 Nd2 39.Rf2 Nb3 40.Be3 Rd3 41.Qxh6
Rxe3 42.Qxg5 Kf8 43.h6 Qb7 44.Qg8+ Ke7 45.Qe8+ Kd6 46.Qf8+ Kc6 47.h7 Nd2 
48.Rxd2 Qb1 49.Qc8+ 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "4"]
[White "Miquelin, Nicolas"]
[Black "Proudian, Armen"]
[Result "0-1"]
[ECO "E11"]
[EventDate "2012.??.??"]
[PlyCount "86"]

1.c4 Nf6 2.Nf3 e6 3.d4 Bb4+ 4.Nbd2 O-O 5.a3 Be7 6.e3 d5 7.Bd3 b6 8.Qc2 Bb7
9.O-O dxc4 10.Bxc4 Nbd7 11.e4 c5 12.e5 Nd5 13.Ne4 cxd4 14.Neg5 g6 15.Re1 
Rc8 16.Qe2 Qc7 17.Bxd5 Bxd5 18.Nxd4 Qc4 19.Ngf3 Qa4 20.Bd2 Nc5 21.Bb4 a5 
22.Bxc5 Rxc5 23.Rac1 Rfc8 24.Rxc5 Rxc5 25.h3 Qc4 26.Qd2 Kg7 27.Kh2 h6 28.
Rd1 Bd8 29.Re1 b5 30.Re3 b4 31.axb4 Qxb4 32.Rc3 Rxc3 33.bxc3 Qc4 34.Qb2 a4
35.Qa3 Ba5 36.Qe7 Qxc3 37.Qf6+ Kg8 38.Qh4 Bxf3 39.Nxf3 a3 40.Qxh6 a2 41.g4
Qxf3 42.Qc1 Qxf2+ 43.Kh1 Qe1+ 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "4"]
[White "Nolasco, Vitor"]
[Black "Mandetta, Joao Danilo"]
[Result "0-1"]
[ECO "B88"]
[EventDate "2012.??.??"]
[PlyCount "86"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bc4 Nc6 7.Bb3 Be7 8.Be3 
a6 9.O-O O-O 10.f4 Nxd4 11.Bxd4 b5 12.a3 Bb7 13.Qd3 Qc7 14.f5 e5 15.Be3 h6
16.h3 Bc6 17.Rfd1 Rac8 18.Rac1 Qb7 19.Bd5 Bxd5 20.Nxd5 Nxd5 21.exd5 Bf6 
22.b3 e4 23.Qd2 Bc3 24.Qf2 Rfe8 25.Bf4 Rc5 26.Bxd6 Rxd5 27.Bc5 Ree5 28.b4 
Qd7 29.Qe2 Bd2 30.Rb1 Rxf5 31.Kh1 Rfe5 32.Rf1 f5 33.Be3 Bxe3 34.Qxe3 g5 
35.g3 Rd2 36.Rf2 Rxf2 37.Qxf2 f4 38.g4 e3 39.Qg1 Qd5+ 40.Kh2 Qd2+ 41.Qg2 
f3 42.Qxd2 exd2 43.Rd1 Re1 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "4"]
[White "Oliveira, Guilherme"]
[Black "Goncalves, Ivan"]
[Result "0-1"]
[ECO "A14"]
[EventDate "2012.??.??"]
[PlyCount "60"]

1.c4 e6 2.g3 d5 3.Bg2 Nf6 4.b3 Be7 5.Nf3 O-O 6.O-O dxc4 7.bxc4 c5 8.Bb2 
Nc6 9.d3 Qc7 10.Nc3 a6 11.e3 Rd8 12.Qe2 Rb8 13.Rab1 b5 14.cxb5 axb5 15.Ba1
b4 16.Nd1 Ra8 17.d4 Ba6 18.Qc2 Bxf1 19.Bxf1 Qa5 20.Bc4 cxd4 21.Nxd4 Nxd4 
22.Bxd4 Rac8 23.Qb3 h5 24.Nb2 Nd5 25.Na4 Rxc4 26.Qxc4 Qxa4 27.e4 Nf6 28.
Be3 Qd7 29.Bc5 Re8 30.Qd4 Bxc5 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "4"]
[White "Quintiliano, Renato"]
[Black "Massarioli, Felipe"]
[Result "1-0"]
[ECO "D15"]
[EventDate "2012.??.??"]
[PlyCount "97"]

1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.e3 a6 5.Nc3 g6 6.a4 Bg7 7.Be2 O-O 8.a5 dxc4 9.
Bxc4 b5 10.axb6 Nbd7 11.O-O Qxb6 12.e4 e6 13.Qe2 Bb7 14.b4 e5 15.Na4 Qc7 
16.Bb2 exd4 17.Bxd4 Nh5 18.Bxg7 Nxg7 19.Rfd1 Ne5 20.Nxe5 Qxe5 21.Nc5 Bc8 
22.Bxa6 Ne6 23.Nxe6 Bxe6 24.Rab1 Rab8 25.Qe3 Kg7 26.f4 Qf6 27.Rd6 c5 28.e5
Qf5 29.Bd3 Qg4 30.h3 Qh4 31.bxc5 Rxb1+ 32.Bxb1 Rb8 33.Rd1 Rb4 34.Be4 Rc4 
35.Rc1 Rxc1+ 36.Qxc1 Qd8 37.Bf3 Qd4+ 38.Kh1 Qf2 39.Qc3 Qg3 40.Qe3 h5 41.c6
h4 42.c7 Kh7 43.Kg1 Kg7 44.Kh1 Kh7 45.Qc3 Kg7 46.Kg1 Kh7 47.Kf1 Kg7 48.
c8=Q Bxc8 49.e6+ 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "4"]
[White "Sergio Filho, Claudio S"]
[Black "Almeida, Heitor"]
[Result "0-1"]
[ECO "A08"]
[EventDate "2012.??.??"]
[PlyCount "98"]

1.e4 e6 2.d3 d5 3.Nd2 Nf6 4.Ngf3 c5 5.g3 Nc6 6.Bg2 Be7 7.O-O O-O 8.e5 Nd7 
9.Qe2 b5 10.c3 a5 11.Re1 Ba6 12.h4 a4 13.Nf1 Nb6 14.d4 b4 15.Qd1 a3 16.h5 
axb2 17.Bxb2 Nc4 18.Qc2 Rc8 19.N1d2 Nxb2 20.Qxb2 bxc3 21.Qxc3 cxd4 22.Nxd4
Bb4 23.Nxc6 Bxc3 24.Nxd8 Bxa1 25.Nxe6 fxe6 26.Rxa1 Rc2 27.Nf3 Bc4 28.Nd4 
Rxa2 29.Rxa2 Bxa2 30.Nxe6 Rf5 31.f4 Rxh5 32.Nc7 d4 33.Bf1 Rh6 34.Nb5 Rc6 
35.Nxd4 Rc3 36.Kf2 Bd5 37.f5 h6 38.Be2 Kf8 39.Nf3 Bxf3 40.Bxf3 Rc5 41.f6 
Rxe5 42.fxg7+ Kxg7 43.g4 Kf6 44.Kg3 Kg5 45.Bd1 Re3+ 46.Bf3 Ra3 47.Kf2 Kf4 
48.Bd1 Ra2+ 49.Ke1 Ke3 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "4"]
[White "Sztokbant, Bernardo"]
[Black "Carvalho, Igor"]
[Result "1-0"]
[ECO "B12"]
[EventDate "2012.??.??"]
[PlyCount "41"]

1.e4 c6 2.d4 d5 3.e5 Bf5 4.Nc3 a6 5.Be3 Qc7 6.f4 h5 7.Bd3 Bxd3 8.Qxd3 e6 
9.Nf3 Nh6 10.O-O-O Nf5 11.Bf2 c5 12.dxc5 Bxc5 13.Nxd5 exd5 14.Bxc5 Qxc5 
15.Qxf5 O-O 16.Qxh5 Qe3+ 17.Kb1 Qxf4 18.Ng5 Qf5 19.e6 Rc8 20.exf7+ Kf8 21.
Nh7+ 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "4"]
[White "Vasconcelos, Paulo Cesar"]
[Black "Barros, Guilherme"]
[Result "1-0"]
[ECO "E73"]
[EventDate "2012.??.??"]
[PlyCount "33"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.h4 h5 7.Be3 Nc6 8.Qd2 Re8 
9.Rd1 Ng4 10.Bxg4 Bxg4 11.f3 Bd7 12.Nce2 a6 13.Bh6 b5 14.Bxg7 Kxg7 15.c5 
dxc5 16.dxc5 Be6 17.Qc3+ 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "4"]
[White "Vercosa Cha, Joao Pedro"]
[Black "Silverio, Taua"]
[Result "1-0"]
[ECO "C44"]
[EventDate "2012.??.??"]
[PlyCount "49"]

1.e4 e5 2.Nf3 Nc6 3.g3 Nf6 4.d3 Bc5 5.Bg2 d6 6.c3 Bg4 7.h3 Bh5 8.Nbd2 d5 
9.Qb3 Rb8 10.Qb5 dxe4 11.Nxe5 Qd6 12.Nxc6 O-O 13.d4 e3 14.Nxb8 exf2+ 15.
Kf1 Bxd4 16.Nd7 Nxd7 17.Qxh5 Re8 18.Ne4 Nf6 19.cxd4 Nxe4 20.Bxe4 Rxe4 21.
Kxf2 Qxd4+ 22.Kg2 Qd3 23.Rf1 Re2+ 24.Rf2 Qe4+ 25.Qf3 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "4"]
[White "Vizzotto, Bernardo"]
[Black "Awoki, Daniel"]
[Result "1-0"]
[ECO "B52"]
[EventDate "2012.??.??"]
[PlyCount "79"]

1.e4 c5 2.Nf3 d6 3.Bb5+ Bd7 4.a4 Nf6 5.O-O e6 6.Re1 Be7 7.e5 dxe5 8.Nxe5 
a6 9.Bf1 Nc6 10.Nc4 O-O 11.a5 Nd5 12.Nc3 Nd4 13.Nxd5 exd5 14.Nb6 Bf5 15.d3
Rb8 16.c3 Nc6 17.Qh5 g6 18.Qf3 d4 19.Bh6 Re8 20.Bf4 Nxa5 21.Bxb8 Qxb6 22.
Qg3 Nb3 23.Rad1 Be6 24.Be5 a5 25.Be2 a4 26.Bg4 Bxg4 27.Qxg4 f6 28.Qd7 Kf7 
29.Qd5+ Kg7 30.Bd6 Qd8 31.Re6 b5 32.Qb7 a3 33.Rde1 a2 34.Rxe7+ Rxe7 35.
Rxe7+ Qxe7 36.Qxe7+ Kh6 37.Bf4+ Kh5 38.Qe2+ Kh4 39.h3 f5 40.Kh2 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "4"]
[White "Zarate, Fernando"]
[Black "Gotz, Klaus"]
[Result "1/2-1/2"]
[ECO "A65"]
[EventDate "2012.??.??"]
[PlyCount "85"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Bg5 c5 7.d5 h6 8.Be3 e6 9.
Qd2 exd5 10.cxd5 Re8 11.Nge2 Nbd7 12.Rc1 a6 13.a4 Ne5 14.b3 Nh5 15.Ng3 Qh4
16.Bf2 Nxg3 17.Bxg3 Qe7 18.Be2 f5 19.O-O fxe4 20.fxe4 Bd7 21.Nd1 b5 22.a5 
Rf8 23.Ne3 Rxf1+ 24.Rxf1 Rf8 25.Rxf8+ Qxf8 26.h3 Qe7 27.Nc2 Nf7 28.Bf3 Be5
29.Bxe5 Qxe5 30.h4 g5 31.Bh5 Qxe4 32.Bxf7+ Kxf7 33.hxg5 hxg5 34.Ne3 Kg6 
35.Qf2 Qf4 36.Qe2 Bf5 37.Nxf5 Qxf5 38.Qe8+ Qf7 39.Qc6 Qf4 40.Qxa6 Qe3+ 41.
Kh2 Qf4+ 42.Kg1 Qe3+ 43.Kh2 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "4"]
[White "Zavarce, Oscar"]
[Black "Leiva, Giuseppe"]
[Result "1/2-1/2"]
[ECO "B94"]
[EventDate "2012.??.??"]
[PlyCount "113"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 Nbd7 7.Bc4 e6 8.O-O 
h6 9.Bh4 Ne5 10.Be2 Be7 11.f4 Ned7 12.Bg3 Nc5 13.Bf3 d5 14.e5 Nfe4 15.Bxe4
Nxe4 16.Qg4 Bc5 17.Rad1 Nxc3 18.bxc3 g6 19.Bh4 Qc7 20.Bf6 Rg8 21.Qh4 h5 
22.Kh1 Bd7 23.Rf3 Bb5 24.Qg5 Kd7 25.Rg3 Bxd4 26.Rxd4 Rae8 27.f5 gxf5 28.
Qxh5 Rxg3 29.Qxf7+ Kc8 30.Qxc7+ Kxc7 31.hxg3 Rg8 32.Kh2 Rg4 33.Kh3 Be2 34.
Rxg4 Bxg4+ 35.Kh4 Kd7 36.Kg5 Bd1 37.Kf4 Ke8 38.Kg5 Kf7 39.Bd8 Be2 40.Kf4 
Bf1 41.Kf3 Kg6 42.a4 Kf7 43.Bb6 Ke7 44.Kf2 Bc4 45.Ke3 Bf1 46.Kf2 Bc4 47.
Ke3 Bf1 48.a5 Kd7 49.Kf2 Bb5 50.Ke3 Bf1 51.Kd4 Kc6 52.Bd8 Bxg2 53.c4 dxc4 
54.Kxc4 Bf1+ 55.Kd4 Kb5 56.Bb6 Kb4 57.c3+ 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "5"]
[White "Almeida, Heitor"]
[Black "Goncalves, Leonardo"]
[Result "1/2-1/2"]
[ECO "B06"]
[EventDate "2012.??.??"]
[PlyCount "109"]

1.d4 g6 2.e4 Bg7 3.c3 d6 4.Bg5 h6 5.Bh4 g5 6.Bg3 Nf6 7.Nd2 Nbd7 8.Bd3 c5 
9.Ngf3 a6 10.O-O b5 11.e5 dxe5 12.dxe5 Nh5 13.Be4 Nxg3 14.fxg3 Nb6 15.Bxa8
Nxa8 16.Qe2 Be6 17.b3 Qc7 18.a4 bxa4 19.Rxa4 g4 20.Ne1 Qxe5 21.Qxe5 Bxe5 
22.Nc4 Bxc3 23.Rxa6 Bd4+ 24.Kh1 O-O 25.Nc2 Nc7 26.Rc6 Nb5 27.Nxd4 Nxd4 28.
Rxc5 Nxb3 29.Rc7 Re8 30.Ne5 f6 31.Ng6 Kf7 32.Nf4 Nd4 33.Nh5 Kg8 34.Rd1 Bf7
35.Rxd4 Bxh5 36.h3 gxh3 37.gxh3 Bg6 38.Kg2 Kf7 39.Kf2 Rb8 40.Rdd7 Re8 41.
h4 Bf5 42.Rd5 Be4 43.Rd4 Bg6 44.Ke3 Bf5 45.Kf4 Bg6 46.Rdd7 Kf8 47.g4 Bh7 
48.Ke3 Kf7 49.Ra7 Kf8 50.Kf4 Kf7 51.g5 hxg5+ 52.hxg5 Bg6 53.gxf6 Kxf6 54.
Ra6+ e6 55.Rdd6 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "5"]
[White "Awoki, Daniel"]
[Black "Zarate, Fernando"]
[Result "0-1"]
[ECO "B13"]
[EventDate "2012.??.??"]
[PlyCount "90"]

1.e4 c6 2.d4 d5 3.exd5 cxd5 4.c4 Nf6 5.Bg5 Ne4 6.Be3 dxc4 7.Bxc4 e6 8.Nf3 
Be7 9.Nc3 Nxc3 10.bxc3 O-O 11.O-O Nd7 12.Bf4 a6 13.a4 Nf6 14.Qe2 Bd7 15.
Rfb1 Bc6 16.Ne5 Be4 17.Rb2 Rc8 18.Bd2 Qc7 19.f3 Bd5 20.Bd3 Nd7 21.Nxd7 
Qxd7 22.Be4 Bc4 23.Qe1 b5 24.axb5 axb5 25.Qg3 b4 26.Bh6 Bf6 27.Rxb4 Bxd4+ 
28.Kh1 Bxc3 29.Rc1 Kh8 30.f4 Ba2 31.h3 Qd2 32.Rc2 Qd1+ 33.Kh2 Bd4 34.Bxg7+
Bxg7 35.Rxa2 Rc1 36.Qe3 Qh1+ 37.Kg3 Rc3 38.Bd3 Rxd3 39.Qxd3 Qe1+ 40.Kh2 
Qxb4 41.Qf3 e5 42.fxe5 Bxe5+ 43.g3 Rg8 44.Rg2 Qe1 45.Rg1 Qxg1+ 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "5"]
[White "Barros, Guilherme"]
[Black "Japiassu, Ricardo"]
[Result "1/2-1/2"]
[ECO "A03"]
[EventDate "2012.??.??"]
[PlyCount "83"]

1.f4 d5 2.Nf3 Bf5 3.e3 e6 4.b3 Nd7 5.Bb2 Ngf6 6.Be2 h6 7.O-O Bd6 8.Ne5 Qe7
9.c4 c6 10.a4 O-O-O 11.d4 Rdg8 12.Ba3 Bxa3 13.Nxa3 g5 14.c5 gxf4 15.exf4 
Nxe5 16.fxe5 Ng4 17.Qd2 Nxh2 18.Rxf5 exf5 19.Qf4 Ng4 20.Bd3 Qg5 21.Rf1 
Qxf4 22.Rxf4 Kd8 23.Nc2 Rg5 24.Bxf5 Rhg8 25.b4 Kc7 26.b5 h5 27.Rf3 Nh6 28.
Bh3 Ng4 29.Nb4 Re8 30.Nd3 Rb8 31.Nb4 Rc8 32.Nd3 Rcg8 33.Nb4 R8g6 34.Nd3 
Rg7 35.Nb4 Kd7 36.Kf1 Kc7 37.Ke2 Nh6 38.Rf6 R7g6 39.Rf1 Rg3 40.Nd3 Rg7 41.
Rf6 R3g6 42.Rf3 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "5"]
[White "Cajahuanca, Olindo"]
[Black "Sergio Filho, Claudio S"]
[Result "1/2-1/2"]
[ECO "E97"]
[EventDate "2012.??.??"]
[PlyCount "92"]

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.a4 Nf4 11.Ba3 Nxe2+ 12.Qxe2 h6 13.c5 f5 14.Nd2 f4 15.Rfc1 a6 
16.h3 g5 17.b5 f3 18.Nxf3 g4 19.Nh2 gxh3 20.g3 Ng6 21.cxd6 cxd6 22.Qe3 h5 
23.Ne2 h4 24.b6 Qf6 25.Rf1 Nf4 26.Bc1 Qg6 27.Ra3 Bg4 28.Nxg4 Qxg4 29.Nxf4 
exf4 30.Qf3 h2+ 31.Kg2 Qxf3+ 32.Rxf3 fxg3 33.fxg3 hxg3 34.Bf4 Rac8 35.Rxg3
Rc2+ 36.Kh1 Re2 37.Rxg7+ Kxg7 38.Bh6+ Kxh6 39.Rxf8 Rxe4 40.Rf6+ Kg5 41.
Rxd6 Rxa4 42.Rd7 Rd4 43.Rxb7 Rxd5 44.Rb8 Rd7 45.b7 Rg7 46.Kxh2 a5 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "5"]
[White "Carvalho, Igor"]
[Black "Garkauskas, Otto"]
[Result "1-0"]
[ECO "D14"]
[EventDate "2012.??.??"]
[PlyCount "131"]

1.d4 d5 2.c4 c6 3.cxd5 cxd5 4.Nf3 Nf6 5.Nc3 Nc6 6.Bf4 Bf5 7.e3 e6 8.Bb5 
Nd7 9.Qa4 Rc8 10.O-O a6 11.Bxc6 Rxc6 12.Rfc1 Qc8 13.Nh4 Bg4 14.h3 Bh5 15.
g4 Rc4 16.Qd1 Bg6 17.Nxg6 hxg6 18.Kg2 Be7 19.Ne2 O-O 20.b3 Rc6 21.a4 Nb8 
22.Qd3 Rxc1 23.Rxc1 Nc6 24.f3 Qd7 25.Bg3 Rd8 26.Qb1 Nb4 27.Rc7 Qe8 28.Qc1 
b5 29.axb5 axb5 30.Qa3 Ra8 31.Rxe7 Rxa3 32.Rxe8+ Kh7 33.Nc1 Ra1 34.Rc8 Rb1
35.h4 Rb2+ 36.Kh3 Nc2 37.Nd3 Rxb3 38.Rxc2 Rxd3 39.Bf4 e5 40.dxe5 d4 41.Kg3
Rc3 42.Rd2 d3 43.e4 b4 44.Kf2 b3 45.Ke3 Kg8 46.Rb2 d2+ 47.Kxd2 Rxf3 48.Be3
Rg3 49.g5 Rg4 50.Kd3 Kf8 51.Rxb3 Rxh4 52.Bc5+ Ke8 53.Rb8+ Kd7 54.Rf8 Rf4 
55.Rg8 Ke6 56.Kd4 Rf1 57.Bd6 Rd1+ 58.Ke3 Re1+ 59.Kd3 Rf1 60.Rxg7 Rg1 61.
Rg8 Rf1 62.Ra8 Rf3+ 63.Kd4 Rf1 64.Ra7 Rd1+ 65.Ke3 Rd3+ 66.Kxd3 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "5"]
[White "Cesarini Silva, Leonardo"]
[Black "Cuellar, Diego"]
[Result "0-1"]
[ECO "D13"]
[EventDate "2012.??.??"]
[PlyCount "86"]

1.d4 d5 2.c4 c6 3.Nc3 Nf6 4.cxd5 cxd5 5.Nf3 Nc6 6.Bf4 a6 7.Rc1 Bf5 8.e3 e6
9.a3 Be7 10.Bd3 Bxd3 11.Qxd3 O-O 12.O-O Na5 13.Nd2 Rc8 14.b4 Nc4 15.Nxc4 
dxc4 16.Qe2 b5 17.Bg3 Nd5 18.Rfd1 Nxc3 19.Rxc3 a5 20.Rb1 axb4 21.axb4 Ra8 
22.Qc2 Qb6 23.h4 Rfc8 24.Qd2 Ra4 25.Rc2 Qc6 26.Qc3 Rca8 27.f3 Ra3 28.Qd2 
Ra1 29.Rxa1 Rxa1+ 30.Kh2 Ra4 31.Be1 Bxb4 32.Qf2 Bxe1 33.Qxe1 b4 34.Qg3 Ra8
35.e4 b3 36.Rb2 Rc8 37.Qe1 Qd6+ 38.Kh1 Qxd4 39.Rd2 Qe5 40.Qd1 Qb8 41.Rb2 
c3 42.Rxb3 Qxb3 43.Qxb3 c2 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "5"]
[White "Finol, David"]
[Black "Araujo, Renan"]
[Result "1-0"]
[ECO "B22"]
[EventDate "2012.??.??"]
[PlyCount "90"]

1.e4 c5 2.c3 g6 3.d4 cxd4 4.cxd4 d5 5.e5 Bg7 6.Nc3 Nc6 7.Bb5 a6 8.Bxc6+ 
bxc6 9.Nf3 Bg4 10.O-O Nh6 11.Bf4 Nf5 12.Be3 Nh4 13.Qa4 Nxf3+ 14.gxf3 Bd7 
15.Qa3 O-O 16.Kg2 f6 17.f4 Qc8 18.Rg1 fxe5 19.fxe5 Bh3+ 20.Kh1 Qf5 21.Rg3 
Rf7 22.Qb3 h5 23.Qd1 Bg4 24.Qb1 Qxb1+ 25.Rxb1 Bf3+ 26.Kg1 Kh7 27.Na4 Bh6 
28.Nb6 Rb8 29.Nd7 Rd8 30.e6 Rf5 31.Bxh6 Kxh6 32.Ne5 Be4 33.Rc1 Rxe5 34.
dxe5 d4 35.Kf1 d3 36.Rd1 c5 37.b3 Rd4 38.Re3 Bf5 39.Ree1 a5 40.Rd2 Rf4 41.
f3 Rh4 42.Red1 Kg5 43.Rxd3 Bxd3+ 44.Rxd3 Kf5 45.a4 Kxe6 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "5"]
[White "Gaitan, Juan Manuel"]
[Black "Vasconcelos, Paulo Cesar"]
[Result "1-0"]
[ECO "A81"]
[EventDate "2012.??.??"]
[PlyCount "83"]

1.d4 f5 2.g3 d6 3.Bg2 Nf6 4.Nc3 g6 5.Nh3 Bg7 6.d5 O-O 7.Nf4 Qe8 8.h4 c6 9.
h5 g5 10.h6 gxf4 11.hxg7 Rf7 12.Bxf4 Rxg7 13.Qd3 Na6 14.dxc6 Nc5 15.Qb5 e5
16.cxb7 Bxb7 17.Qxe8+ Rxe8 18.Bxb7 Rxb7 19.Bc1 d5 20.Rh6 Ncd7 21.Bg5 Ng4 
22.Rd6 d4 23.Nd5 Nb6 24.Nxb6 Rxb6 25.Rxb6 axb6 26.f3 Ne3 27.Bxe3 dxe3 28.
Rd1 Re6 29.Kf1 f4 30.Rd8+ Kg7 31.gxf4 exf4 32.Rd4 Rf6 33.c4 Kg6 34.b4 Kg5 
35.a4 Kh4 36.Kg2 h5 37.c5 bxc5 38.bxc5 Rg6+ 39.Kh2 Kg5 40.Rd5+ Kh4 41.Rd4 
Rg3 42.Rc4 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "5"]
[White "Goncalves, Ivan"]
[Black "Quintiliano, Renato"]
[Result "1/2-1/2"]
[ECO "B38"]
[EventDate "2012.??.??"]
[PlyCount "58"]

1.Nf3 c5 2.c4 Nc6 3.d4 cxd4 4.Nxd4 g6 5.e4 Nf6 6.Nc3 Bg7 7.Be3 d6 8.Be2 
O-O 9.O-O Bd7 10.Qd2 Nxd4 11.Bxd4 Bc6 12.f3 Nd7 13.Be3 a5 14.b3 Nc5 15.
Rab1 Be5 16.Bh6 Qb6 17.Kh1 Qb4 18.Nd5 Bxd5 19.cxd5 Bg7 20.Be3 Rfc8 21.a4 
Qa3 22.Bxc5 Qxc5 23.Bc4 Rc7 24.f4 Qd4 25.Qxd4 Bxd4 26.Rbe1 Rac8 27.e5 Kg7 
28.Re4 Bb2 29.Re2 Bd4 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "5"]
[White "Gotz, Klaus"]
[Black "Oliveira, Guilherme"]
[Result "1-0"]
[ECO "D35"]
[EventDate "2012.??.??"]
[PlyCount "53"]

1.d4 Nf6 2.c4 e6 3.Nf3 d5 4.Nc3 c6 5.cxd5 exd5 6.Qc2 Bg4 7.Ne5 Be6 8.Bg5 
Be7 9.e3 h6 10.Bh4 O-O 11.Bd3 a5 12.O-O Nbd7 13.f4 Nxe5 14.fxe5 Ng4 15.
Bxe7 Qxe7 16.Qe2 h5 17.h3 Nh6 18.Qxh5 Qd7 19.Rf3 Kh8 20.Rf6 Kg8 21.Rf3 Qe7
22.Rg3 Kh8 23.Rf1 Rfe8 24.Rf6 Qf8 25.Rxg7 Qxg7 26.Rxh6+ Kg8 27.Rh7 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "5"]
[White "Henriquez, Cristobal"]
[Black "Zavarce, Oscar"]
[Result "1-0"]
[ECO "A36"]
[EventDate "2012.??.??"]
[PlyCount "111"]

1.c4 c5 2.Nc3 Nf6 3.g3 Nc6 4.Bg2 e6 5.e3 d5 6.cxd5 Nxd5 7.a3 Be7 8.Nge2 
Nxc3 9.bxc3 O-O 10.O-O c4 11.Nd4 Ne5 12.f4 Nd3 13.Be4 Nc5 14.Bf3 Qa5 15.
Rb1 Qa6 16.Nb5 Rb8 17.Qe2 Nd3 18.Be4 Bd7 19.Bxd3 Bxb5 20.Bxh7+ Kxh7 21.
Qh5+ Kg8 22.Qxb5 Qxb5 23.Rxb5 a6 24.Re5 Rbc8 25.f5 Bf6 26.Re4 e5 27.g4 Rc5
28.Kg2 Rfc8 29.Kf2 Be7 30.Rg1 f6 31.h4 Kf7 32.a4 Ra5 33.g5 fxg5 34.hxg5 
Bd6 35.Kf3 b5 36.axb5 Rxb5 37.Reg4 e4+ 38.Rxe4 Rxf5+ 39.Ke2 a5 40.g6+ Kf6 
41.Rgg4 Rc6 42.Rxc4 Rxc4 43.Rxc4 Kxg6 44.e4 Rc5 45.Rd4 Rc6 46.Ra4 Bc7 47.
c4 Bb6 48.Bb2 Rd6 49.Ra3 Kf7 50.Bc3 Re6 51.d3 g5 52.Bxa5 Bc5 53.Rb3 g4 54.
Rb7+ Kf6 55.Bc3+ Kg5 56.Rb5 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "5"]
[White "Jonas, Tiago Silva"]
[Black "Chiari, Arthur Gontijo"]
[Result "0-1"]
[ECO "B90"]
[EventDate "2012.??.??"]
[PlyCount "70"]

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.f4 Nc6 11.Be3 Be7 12.h4 O-O 13.Qg4 Nxd4 14.Bxd4 e5 15.Be3 
exf4 16.Bxf4 Ne5 17.Qg3 Rc8 18.O-O-O Qc7 19.Bh3 b4 20.Bxc8 Rxc8 21.Bd2 
Bxe4 22.Rhe1 Bg6 23.Kb1 bxc3 24.Bxc3 Nc4 25.Qh3 Rb8 26.b3 Na3+ 27.Kb2 Nb5 
28.Re3 d5 29.Rxd5 Ba3+ 30.Ka1 Rc8 31.h5 Bxc2 32.Rd2 Bxb3 33.axb3 Nxc3 34.
h6 Bb4 35.Re5 Nb5 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "5"]
[White "Leiva, Giuseppe"]
[Black "Gemy, Jose Daniel"]
[Result "0-1"]
[ECO "D11"]
[EventDate "2012.??.??"]
[PlyCount "84"]

1.d4 d5 2.Nf3 Nf6 3.c4 c6 4.Qc2 g6 5.Bf4 Be6 6.cxd5 cxd5 7.Qb3 Qb6 8.Qxb6 
axb6 9.Nc3 Bd7 10.e3 Bc6 11.Nb5 Na6 12.Rc1 Nd7 13.Ne5 Nxe5 14.Bxe5 f6 15.
Bc7 Nb8 16.a3 Nd7 17.Bg3 Kf7 18.Nc7 Ra7 19.b4 e5 20.b5 Bxa3 21.Rb1 Bd6 22.
bxc6 bxc6 23.Na6 Rha8 24.f3 b5 25.Nc5 Nxc5 26.dxc5 Bxc5 27.e4 Ra1 28.Bd3 
Bb4+ 29.Kd1 R8a3 30.Bc2 Rxb1+ 31.Bxb1 d4 32.Be1 Ra1 33.Kc2 Ba3 34.Bc3 dxc3
35.Kxc3 Ke7 36.Rd1 Bc5 37.Kb2 Bd4+ 38.Kb3 c5 39.Bc2 c4+ 40.Kb4 Ra2 41.Bb1 
Rb2+ 42.Ka5 Kd6 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "5"]
[White "Lopes Jr, Roberto"]
[Black "Branchini, Fernando Luis"]
[Result "1/2-1/2"]
[ECO "C47"]
[EventDate "2012.??.??"]
[PlyCount "66"]

1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Nf6 5.Nc3 Bb4 6.Nxc6 Bxc3+ 7.bxc3 bxc6 
8.Bd3 d6 9.O-O Qe7 10.Bg5 Qe5 11.Bxf6 Qxf6 12.Qd2 O-O 13.f4 Re8 14.a4 a5 
15.Rab1 Ba6 16.Kh1 Bxd3 17.cxd3 Reb8 18.Kg1 Rb6 19.Rb2 Rab8 20.Rfb1 h6 21.
g3 Qe6 22.Qf2 c5 23.Rxb6 cxb6 24.c4 f5 25.Re1 fxe4 26.Rxe4 Qf6 27.Kg2 Qa1 
28.Re7 Rf8 29.Qe2 Qxa4 30.Qe6+ Kh8 31.Qg6 Qc2+ 32.Kh3 Qc3 33.Qxd6 Qf6 
1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "5"]
[White "Lopez, Jasel"]
[Black "Sztokbant, Bernardo"]
[Result "1/2-1/2"]
[ECO "D38"]
[EventDate "2012.??.??"]
[PlyCount "39"]

1.d4 Nf6 2.Nf3 e6 3.c4 d5 4.cxd5 exd5 5.Bg5 Bb4+ 6.Nc3 O-O 7.e3 h6 8.Bxf6 
Qxf6 9.Be2 c6 10.O-O a5 11.a3 Bd6 12.Rc1 Qe7 13.Qc2 Bg4 14.h3 Bh5 15.Na4 
Nd7 16.Nc5 Nxc5 17.dxc5 Bc7 18.b4 axb4 19.axb4 f5 20.b5 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "5"]
[White "Machado, Fernando"]
[Black "Almeida, Vitor"]
[Result "1/2-1/2"]
[ECO "D04"]
[EventDate "2012.??.??"]
[PlyCount "70"]

1.d4 d5 2.Nf3 c6 3.e3 Nf6 4.Bd3 e6 5.O-O Nbd7 6.b3 Be7 7.Bb2 O-O 8.Nbd2 c5
9.Ne5 Qc7 10.f4 Nb6 11.Qf3 g6 12.Qh3 Kg7 13.dxc5 Qxc5 14.Bd4 Qc7 15.g4 Kg8
16.Qh6 Bc5 17.Rf3 Bxd4 18.exd4 Ne8 19.Rh3 f6 20.Nxg6 Rf7 21.Nf8 Rg7 22.
Nxh7 Rxg4+ 23.Kh1 Qg7 24.Qxg7+ Kxg7 25.Rg1 Rxg1+ 26.Kxg1 Kf7 27.Rg3 f5 28.
Ng5+ Kf6 29.Ndf3 Nd7 30.h4 Nd6 31.Ne5 Ne4 32.Nh7+ Ke7 33.Rg8 Nef6 34.Rg7+ 
Kd6 35.Ng5 Ne8 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "5"]
[White "Mandetta, Joao Danilo"]
[Black "Espinoza, Willyam"]
[Result "1/2-1/2"]
[ECO "A29"]
[EventDate "2012.??.??"]
[PlyCount "106"]

1.c4 e5 2.g3 Nf6 3.Bg2 d5 4.cxd5 Nxd5 5.Nc3 Nb6 6.Nf3 Nc6 7.O-O Be7 8.b3 
O-O 9.Bb2 Be6 10.d3 f5 11.Nd2 Qd7 12.Nc4 Bf6 13.a4 Nd5 14.a5 Nxc3 15.Bxc3 
Bd5 16.b4 Bxg2 17.Kxg2 Nd4 18.Bxd4 exd4 19.Qb3 Qd5+ 20.Kg1 Rfe8 21.Rfe1 a6
22.Nd2 Rad8 23.Rac1 c6 24.Rc5 Qxb3 25.Nxb3 g6 26.Kf1 Re7 27.Rec1 Kf7 28.
R1c2 h5 29.R5c4 Rd5 30.Rc5 Rd6 31.R5c4 Rd5 32.Rc5 Rd6 33.R5c4 Kg7 34.Rc5 
h4 35.Ra2 Kf7 36.Rac2 Ke8 37.R5c4 Kd7 38.Rc5 Kd8 39.R5c4 Kc8 40.Nc5 Rc7 
41.e3 Kb8 42.e4 Rf7 43.Re2 fxe4 44.Nxe4 Rd5 45.Nxf6 Rxf6 46.Re8+ Ka7 47.f4
hxg3 48.hxg3 g5 49.Re4 gxf4 50.Rxf4 Rfd6 51.Ke2 Rd7 52.Kf3 Kb8 53.Re4 R5d6
1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "5"]
[White "Maranhao, Jose Renato"]
[Black "Miquelin, Nicolas"]
[Result "0-1"]
[ECO "B83"]
[EventDate "2012.??.??"]
[PlyCount "102"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Be2 e6 7.Be3 Be7 8.Qd2 
e5 9.Nb3 Ng4 10.Bxg4 Bxg4 11.Nd5 Qd7 12.f3 Be6 13.O-O-O Bxd5 14.exd5 Nd8 
15.g4 a5 16.Qc3 a4 17.Nd2 b5 18.f4 Rc8 19.Qd3 exf4 20.Bd4 O-O 21.Rdf1 Nb7 
22.Kb1 Nc5 23.Qf5 Qxf5 24.gxf5 Bg5 25.Rhg1 f6 26.Nf3 Ne4 27.Rg2 Kf7 28.Re1
Rfe8 29.Rge2 Nc5 30.Rxe8 Rxe8 31.Rxe8 Kxe8 32.Kc1 Ke7 33.Kd2 b4 34.a3 bxa3
35.bxa3 Bh6 36.Kc3 g5 37.fxg6 hxg6 38.Kb4 g5 39.Bxc5 dxc5+ 40.Kxc5 g4 41.
Nd2 f3 42.Nf1 Bf4 43.Kd4 f2 44.Ke4 Bxh2 45.Ke3 Bd6 46.Kxf2 Bxa3 47.Nd2 Bb4
48.c3 Bxc3 49.d6+ Ke8 50.Ne4 Bd4+ 51.Kg3 a3 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "5"]
[White "Massarioli, Felipe"]
[Black "Nolasco, Vitor"]
[Result "1-0"]
[ECO "D52"]
[EventDate "2012.??.??"]
[PlyCount "103"]

1.d4 d5 2.c4 c6 3.Nc3 Nf6 4.Bg5 e6 5.e3 Nbd7 6.Nf3 Qa5 7.Bxf6 Nxf6 8.cxd5 
exd5 9.Bd3 Bd6 10.h3 O-O 11.O-O Re8 12.Qc2 Bd7 13.a3 Qc7 14.Rfc1 Rac8 15.
e4 dxe4 16.Nxe4 Nxe4 17.Bxe4 h6 18.Re1 Be6 19.Bh7+ Kh8 20.Bf5 Bxf5 21.Qxf5
Red8 22.Ne5 Bxe5 23.dxe5 Qd7 24.e6 fxe6 25.Rxe6 Qd5 26.Qxd5 Rxd5 27.Re7 b6
28.Rb7 c5 29.Re1 Rd2 30.Ree7 Rg8 31.Rxa7 Rxb2 32.Rab7 Rb3 33.Rec7 Rxa3 34.
Rxb6 Ra1+ 35.Kh2 Rf8 36.f3 Rf5 37.Rg6 Rf6 38.Rcxg7 Rxg6 39.Rxg6 Kh7 40.Rc6
Rc1 41.g4 c4 42.Kg3 c3 43.Kf4 Rh1 44.Kf5 c2 45.Rc7+ Kg8 46.Rxc2 Rxh3 47.
Kg6 Rxf3 48.Rc8+ Rf8 49.Rxf8+ Kxf8 50.Kxh6 Kg8 51.g5 Kh8 52.g6 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "5"]
[White "Mendonca, Mateus Nakajo"]
[Black "Martinez, Jose Eduardo"]
[Result "1/2-1/2"]
[ECO "E63"]
[EventDate "2012.??.??"]
[PlyCount "125"]

1.Nf3 Nf6 2.c4 g6 3.g3 Bg7 4.Bg2 O-O 5.O-O Nc6 6.d4 d6 7.Nc3 a6 8.b3 Rb8 
9.Bb2 b5 10.cxb5 axb5 11.d5 Na5 12.Nd4 Bd7 13.Qd2 b4 14.Nd1 Rb6 15.a3 c5 
16.dxc6 Nxc6 17.Nxc6 Bxc6 18.axb4 Bxg2 19.Kxg2 Qb8 20.Ra4 Qb7+ 21.f3 Rb8 
22.Ba3 Nd5 23.Ne3 Nxb4 24.Bxb4 Rxb4 25.Rxb4 Qxb4 26.Qxb4 Rxb4 27.Rb1 e6 
28.Kf1 Kf8 29.Ke1 Ke7 30.Nc2 Rb5 31.b4 d5 32.Kd2 Kd6 33.Kd3 Rb8 34.Rb3 Kc6
35.Ra3 Kb6 36.g4 Rc8 37.e4 dxe4+ 38.fxe4 Be5 39.h3 g5 40.Rb3 Rd8+ 41.Ke2 
Kb5 42.Rd3 Rxd3 43.Kxd3 h6 44.Ne1 Kxb4 45.Nf3 Bf6 46.e5 Bd8 47.Nd4 Kc5 48.
Ke4 Bb6 49.Nf3 Kc4 50.h4 Bd8 51.h5 Kc5 52.Nd4 Be7 53.Nb3+ Kc6 54.Kd4 Bd8 
55.Ke4 Bb6 56.Nd2 Bc5 57.Nf3 Kb5 58.Kd3 Be7 59.Nd4+ Kc5 60.Ke4 Bd8 61.Nb3+
Kc6 62.Nd4+ Kd7 63.Nb5 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "5"]
[White "Olivares, Claudio"]
[Black "Vercosa Cha, Joao Pedro"]
[Result "1-0"]
[ECO "B87"]
[EventDate "2012.??.??"]
[PlyCount "53"]

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.Qg3 Nh5 12.Qg4 g6 13.Qf3 Nd7 14.Nd5 exd5 15.Bxd5 
Ne5 16.Qe2 Qb8 17.f4 Bg4 18.Qe1 Nc4 19.Nc6 Qc8 20.Bd4 Nf6 21.Nxe7 Kxe7 22.
Qh4 Rf8 23.Bxf6+ Ke8 24.Bxa8 Qxa8 25.Qxg4 Ne3 26.Qe2 Qa7 27.Qf2 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "5"]
[White "Principe, Alexander"]
[Black "Mamani, Joan Franco"]
[Result "1-0"]
[ECO "B96"]
[EventDate "2012.??.??"]
[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.Qd2 Qxb2 10.Rb1 Qa3 11.f5 Be7 12.fxe6 fxe6 13.Bc4 Kf7 14.e5 dxe5 15.Nxe6
Bxe6 16.Bxe6+ Kxe6 17.Bxf6 Rd8 18.Bxe7 Qxe7 19.Qe3 Qh4+ 20.Ke2 Nc6 21.Rxb7
Nd4+ 22.Kf1 Rf8+ 23.Kg1 Rac8 24.Rb6+ Kd7 25.Rb7+ Kd8 26.Nd5 Qg4 27.h3 Qg6 
28.Qa3 Rf7 29.Rxf7 Qxf7 30.Qd6+ Ke8 31.Qxe5+ Ne6 32.Kh2 Qd7 33.Re1 Rc6 34.
Nf4 Kf7 35.Qf5+ Ke7 36.Kg3 Rc3+ 37.Kg4 Rc6 38.Rxe6+ Rxe6 39.Qxe6+ Qxe6+ 
40.Nxe6 Kxe6 41.Kh5 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "5"]
[White "Proudian, Armen"]
[Black "Barbosa, Evandro Amorim"]
[Result "0-1"]
[ECO "B48"]
[EventDate "2012.??.??"]
[PlyCount "126"]

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
Nxd4 9.Bxd4 e5 10.Be3 Bb4 11.f3 d6 12.a3 Bxc3 13.Qxc3 Qxc3 14.bxc3 Ke7 15.
c4 Be6 16.c5 d5 17.exd5 Nxd5 18.Bf2 Rac8 19.Bd3 f6 20.Kb2 Kf7 21.Bc4 Ne7 
22.Bxe6+ Kxe6 23.Rd6+ Kf7 24.Rd7 Rhd8 25.Rhd1 Ke8 26.R7d6 Nc6 27.Kb3 Ke7 
28.Kc4 Rc7 29.R6d3 Rcd7 30.Kc3 Ke6 31.g4 Ne7 32.Kc4 Nd5 33.Rb1 Ne7 34.Rb6+
Nc6 35.Kc3 Ke7 36.Rb1 Rc7 37.Rbd1 Rdc8 38.Rb1 Nb8 39.Kd2 Nc6 40.Kc3 Nd8 
41.Rb6 Rc6 42.Rb1 R8c7 43.Kd2 Ne6 44.Rdb3 Rd7+ 45.Rd3 Rcc7 46.Rb6 Nf4 47.
Rdd6 Nd5 48.Rxd7+ Rxd7 49.Rb3 Kd8 50.c6 bxc6 51.Rb8+ Kc7 52.Rh8 h6 53.Kc1 
Kb7 54.Rg8 Nc3 55.Be3 c5 56.Bd2 Ne2+ 57.Kd1 Nd4 58.Be3 Nxf3+ 59.Kc1 Nxh2 
60.Bxc5 Nxg4 61.Bf8 g5 62.Rg6 h5 63.Bg7 Rf7 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "5"]
[White "Santiago, Yago"]
[Black "Caetano, Hugo"]
[Result "1-0"]
[ECO "B35"]
[EventDate "2012.??.??"]
[PlyCount "87"]

1.e4 c5 2.Nf3 Nc6 3.Nc3 g6 4.d4 cxd4 5.Nxd4 Bg7 6.Be3 Nf6 7.Bc4 O-O 8.Bb3 
Qa5 9.O-O Ng4 10.Qxg4 Nxd4 11.Nd5 Nc6 12.c3 e6 13.Nf4 d5 14.exd5 e5 15.Qf3
exf4 16.dxc6 fxe3 17.cxb7 exf2+ 18.Rxf2 Bxb7 19.Qxb7 Rab8 20.Qd5 Qb6 21.
Rf1 Rbd8 22.Qg5 Kh8 23.Kh1 f5 24.Rf3 Bf6 25.Qc1 Be5 26.Re1 Qc7 27.Qh6 Bg7 
28.Qe3 Bf6 29.Rh3 Qg7 30.Qf4 Rd7 31.Rhe3 Rdd8 32.Re6 Qd7 33.c4 a5 34.c5 
Rc8 35.Qc4 Bxb2 36.Rd1 Qa7 37.c6 Rc7 38.Qh4 Qc5 39.Rd7 Rxd7 40.cxd7 Qc1+ 
41.Re1 Qd2 42.Rd1 Qxd1+ 43.Bxd1 Bf6 44.Qxf6+ 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "5"]
[White "Stone, Ronnie"]
[Black "Silverio, Taua"]
[Result "1/2-1/2"]
[ECO "C99"]
[EventDate "2012.??.??"]
[PlyCount "67"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.h3 d6 
9.c3 Na5 10.Bc2 c5 11.d4 cxd4 12.cxd4 Qc7 13.Nbd2 Bd7 14.Nf1 Rfd8 15.Ng3 
Nc6 16.d5 Nb4 17.Bb1 a5 18.a3 Na6 19.Bd2 a4 20.Qe2 Nc5 21.Ba2 Rdc8 22.Rac1
Qb7 23.Bb4 Na6 24.Nxe5 Nxb4 25.Nxd7 Nxa2 26.Nxf6+ Bxf6 27.Ra1 Nc3 28.Qg4 
Nxd5 29.exd5 Qxd5 30.Rad1 Qg5 31.Qxg5 Bxg5 32.Ne4 Bf4 33.Nxd6 Bxd6 34.Rxd6
1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "5"]
[White "Takeda, Lucas"]
[Black "Vizzotto, Bernardo"]
[Result "1/2-1/2"]
[ECO "D38"]
[EventDate "2012.??.??"]
[PlyCount "95"]

1.d4 Nf6 2.Nf3 e6 3.c4 d5 4.cxd5 exd5 5.Bg5 Bb4+ 6.Nc3 O-O 7.e3 h6 8.Bxf6 
Qxf6 9.Be2 c6 10.O-O a5 11.a3 Bd6 12.Rc1 Qe7 13.Qc2 Bg4 14.h3 Bh5 15.Na4 
Nd7 16.Nc5 Nxc5 17.dxc5 Bc7 18.b4 axb4 19.axb4 f5 20.b5 f4 21.exf4 Bxf4 
22.Rce1 Qf6 23.bxc6 bxc6 24.Rd1 Bxf3 25.Bxf3 Bc7 26.Bg4 h5 27.Be2 Qe5 28.
g3 h4 29.Rd3 hxg3 30.fxg3 Rxf1+ 31.Bxf1 Qg5 32.Kg2 Rb8 33.Be2 Qe5 34.Rc3 
Ba5 35.Rd3 Rb2 36.Re3 Qxe3 37.Qxb2 Bc7 38.Bf3 Qxc5 39.Qe2 Qd6 40.Qe1 Bb6 
41.Bg4 Kf7 42.Qb1 Bc5 43.Bh5+ g6 44.Bg4 Qe7 45.Qf1+ Kg7 46.Qf3 Qe1 47.h4 
Bd6 48.h5 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "5"]
[White "Torres, Juan Camilo"]
[Black "Devescovi, Pedro Paulo"]
[Result "1-0"]
[ECO "E63"]
[EventDate "2012.??.??"]
[PlyCount "63"]

1.d4 Nf6 2.c4 g6 3.Nf3 Bg7 4.Nc3 O-O 5.g3 d6 6.Bg2 Nc6 7.O-O a6 8.b3 Bd7 
9.h3 h5 10.Be3 Qc8 11.Kh2 e5 12.Rc1 Re8 13.dxe5 dxe5 14.Nd5 Rd8 15.Bg5 
Nxd5 16.cxd5 f6 17.dxc6 Bxc6 18.Bd2 e4 19.Ng1 Qe6 20.Qc2 Rd7 21.Rfd1 Rad8 
22.Bf4 Bd5 23.h4 Bf8 24.f3 f5 25.fxe4 Bxe4 26.Bxe4 Rxd1 27.Rxd1 Rxd1 28.
Qxd1 Qxe4 29.Qd3 c5 30.Qxe4 fxe4 31.Nh3 Be7 32.Nf2 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "6"]
[White "Araujo, Renan"]
[Black "Devescovi, Pedro Paulo"]
[Result "0-1"]
[ECO "B33"]
[EventDate "2012.??.??"]
[PlyCount "68"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Ndb5 d6 7.Nd5 Nxd5 8.
exd5 Nb8 9.c4 a6 10.Qa4 Bd7 11.Qa3 Bxb5 12.cxb5 a5 13.b4 Nd7 14.Bd2 a4 15.
Be3 Be7 16.Be2 O-O 17.O-O f5 18.f3 Bg5 19.Bf2 Nb6 20.Bxb6 Qxb6+ 21.Kh1 Be3
22.Rfe1 f4 23.Bf1 Rf6 24.g4 Qd8 25.Re2 Rf7 26.Qd3 Qg5 27.h4 Qd8 28.Kh2 Rc8
29.Qe4 Rfc7 30.g5 Rc1 31.Rxc1 Rxc1 32.Kg2 Qc8 33.g6 Rxf1 34.gxh7+ Kh8 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "6"]
[White "Awoki, Daniel"]
[Black "Machado, Fernando"]
[Result "1/2-1/2"]
[ECO "B22"]
[EventDate "2012.??.??"]
[PlyCount "139"]

1.e4 c5 2.Nf3 Nc6 3.c3 d5 4.exd5 Qxd5 5.d4 cxd4 6.cxd4 e5 7.Nc3 Bb4 8.a3 
Bxc3+ 9.bxc3 Nge7 10.Be3 Bg4 11.Be2 e4 12.Nd2 Bxe2 13.Qxe2 f5 14.Rb1 O-O 
15.g3 Rf7 16.O-O Ng6 17.f4 Qa5 18.Rb3 Rd8 19.Rfb1 Rdd7 20.Qc4 Nd8 21.Qb5 
Qxb5 22.Rxb5 a6 23.Rb6 Rc7 24.c4 Rfd7 25.d5 Nf7 26.Kf2 Kf8 27.a4 Ne7 28.a5
Nc8 29.R6b4 Ncd6 30.Bb6 Rc8 31.Bd4 h6 32.Ke3 Rdc7 33.Rc1 Nb5 34.Bb6 Rd7 
35.Nb3 Nbd6 36.Nc5 Re7 37.Ne6+ Kg8 38.Nd4 g6 39.h3 h5 40.c5 Ne8 41.Rcc4 
Rd7 42.c6 bxc6 43.dxc6 Re7 44.Bc5 Nfd6 45.Rc2 Rec7 46.Rb6 Ra8 47.Ne6 Re7 
48.Nd4 Kf7 49.Ba3 Rc7 50.Ke2 Kf6 51.Ke3 Kf7 52.Rc1 Kf6 53.Ke2 Kf7 54.Bxd6 
Nxd6 55.Rcb1 Kf6 56.Rb8 Rxb8 57.Rxb8 Nc8 58.Rb7 Re7 59.Rb6 Ra7 60.Rb7 Ra8 
61.Ke3 Nd6 62.Rd7 Nb5 63.Nxb5 axb5 64.c7 Rc8 65.a6 Ke6 66.Rg7 Kf6 67.Rd7 
Ke6 68.Rg7 Kf6 69.Rd7 Ke6 70.Rg7 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "6"]
[White "Barbosa, Evandro Amorim"]
[Black "Santiago, Yago"]
[Result "1/2-1/2"]
[ECO "B52"]
[EventDate "2012.??.??"]
[PlyCount "72"]

1.e4 c5 2.Nf3 d6 3.Bb5+ Bd7 4.Bxd7+ Qxd7 5.O-O Nf6 6.Qe2 e6 7.d4 cxd4 8.
Nxd4 Be7 9.Rd1 a6 10.e5 dxe5 11.Nf5 exf5 12.Rxd7 Nbxd7 13.Nc3 O-O 14.Bg5 
Bc5 15.Rd1 Bd4 16.Qf3 h6 17.Bxf6 Nxf6 18.Qxf5 Bxc3 19.bxc3 Rac8 20.Qxe5 
Rfe8 21.Qd4 Re4 22.Qa7 Rxc3 23.Qxb7 Rxc2 24.Qxa6 Ree2 25.Qa8+ Kh7 26.a4 
Rxf2 27.a5 Ng4 28.h3 Ne5 29.Qe4+ Ng6 30.Rd4 f5 31.Qd5 f4 32.a6 f3 33.gxf3 
Rg2+ 34.Kf1 Rcf2+ 35.Ke1 Ra2 36.Kf1 Raf2+ 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "6"]
[White "Branchini, Fernando Luis"]
[Black "Cesarini Silva, Leonardo"]
[Result "0-1"]
[ECO "B24"]
[EventDate "2012.??.??"]
[PlyCount "121"]

1.e4 c5 2.Nc3 Nc6 3.g3 Nf6 4.Bg2 d6 5.f4 g6 6.Nf3 Bg7 7.O-O O-O 8.d3 Bg4 
9.h3 Bxf3 10.Bxf3 Nd4 11.Bg2 Nd7 12.Ne2 Qc7 13.c3 Nxe2+ 14.Qxe2 e6 15.g4 
Rae8 16.Qc2 f5 17.exf5 gxf5 18.g5 Kh8 19.Bd2 e5 20.Rae1 c4 21.dxc4 e4 22.
b3 Nc5 23.Be3 Nd3 24.Rd1 b5 25.cxb5 Bxc3 26.Rxd3 exd3 27.Qxd3 Qg7 28.Bf2 
Rd8 29.Rc1 Bb2 30.Rc2 Ba1 31.Rc6 Qe7 32.Ra6 Rd7 33.Bf3 Bg7 34.h4 h6 35.g6 
Qf6 36.h5 Qa1+ 37.Kg2 Qc1 38.Rxd6 Re7 39.Qd2 Qc7 40.Rc6 Qb8 41.a4 Rd8 42.
Qc1 Red7 43.Qe3 Rd3 44.Qc1 Rd2 45.Kg3 R2d3 46.Qc4 Rc3 47.Qe6 Rdd3 48.Rxc3 
Rxc3 49.Bxa7 Qa8 50.Qe2 Rxf3+ 51.Qxf3 Qxa7 52.Qf2 Qd7 53.Qc2 Qe6 54.Kf3 
Qd5+ 55.Kg3 Qe6 56.Qd3 Bf6 57.Kf3 Qe1 58.Qe2 Qh1+ 59.Ke3 Qe4+ 60.Kd2 Bc3+ 
61.Kxc3 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "6"]
[White "Chiari, Arthur Gontijo"]
[Black "Carvalho, Igor"]
[Result "1-0"]
[ECO "B16"]
[EventDate "2012.??.??"]
[PlyCount "107"]

1.e4 c6 2.d4 d5 3.Nd2 dxe4 4.Nxe4 Nf6 5.Nxf6+ gxf6 6.c3 Bf5 7.Nf3 e6 8.g3 
Nd7 9.Bg2 Bg7 10.Nh4 Bg6 11.a4 a5 12.Qe2 O-O 13.Nxg6 hxg6 14.h4 Re8 15.h5 
gxh5 16.Qxh5 Nf8 17.Bh6 Ng6 18.Bxg7 Kxg7 19.Qh6+ Kg8 20.O-O-O f5 21.Bf3 
Qf6 22.Bh5 Qg7 23.Bxg6 fxg6 24.Qg5 Kf7 25.g4 Rh8 26.Qf4 g5 27.Qc7+ Kg6 28.
Qd6 Kf7 29.Rde1 Rhe8 30.gxf5 exf5 31.Re5 Rxe5 32.dxe5 Re8 33.Qd7+ Re7 34.
Qxf5+ Ke8 35.e6 g4 36.Qxg4 Kd8 37.Qxg7 Rxg7 38.f4 Ke7 39.f5 Kf6 40.Re1 Re7
41.Rf1 Rh7 42.Kc2 Rh3 43.Re1 Rh8 44.e7 Re8 45.Kd3 Kxf5 46.Kc4 b6 47.b4 
axb4 48.cxb4 Kf6 49.a5 bxa5 50.bxa5 Kf7 51.a6 Ra8 52.e8=Q+ Rxe8 53.Rxe8 
Kxe8 54.a7 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "6"]
[White "Cuellar, Diego"]
[Black "Caetano, Hugo"]
[Result "1-0"]
[ECO "B03"]
[EventDate "2012.??.??"]
[PlyCount "67"]

1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.c4 Nb6 5.exd6 cxd6 6.d5 N8d7 7.Nc3 g6 8.Be3 
Bg7 9.Qd2 Ne5 10.b3 Bf5 11.Be2 Nbd7 12.f4 Ng4 13.Bd4 Ngf6 14.g4 Ne4 15.Qe3
e5 16.dxe6 Qh4+ 17.Kf1 Bxd4 18.Qxd4 Ndc5 19.Qxh8+ Ke7 20.Qd4 Nxc3 21.Qxc3 
Be4 22.Bf3 Bd3+ 23.Kg2 h5 24.h3 g5 25.Qe1 hxg4 26.hxg4 Qxe1 27.Rxe1 gxf4 
28.exf7+ Kxf7 29.Bd5+ Kf6 30.Nf3 a5 31.g5+ Kg6 32.Rh6+ Kf5 33.Rf6+ Kg4 34.
Rh1 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "6"]
[White "Espinoza, Willyam"]
[Black "Proudian, Armen"]
[Result "1-0"]
[ECO "C70"]
[EventDate "2012.??.??"]
[PlyCount "115"]

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 O-O 10.h3 d6 11.Nc3 Na5 12.Bc2 c5 13.Ne2 Bb7 14.b3 cxd4 15.Nexd4 
d5 16.e5 Nac6 17.Re1 Nxd4 18.Nxd4 Nc6 19.Nxc6 Bxc6 20.Bb2 Rc8 21.Qd2 Re8 
22.Bd4 Bb7 23.Bd3 Qh4 24.f4 Bh6 25.Rf1 g5 26.Bf5 gxf4 27.Bxc8 Bxc8 28.Rf3 
Bf5 29.Raf1 Be4 30.Rxf4 Bxf4 31.Rxf4 Qe7 32.Rf6 Bg6 33.h4 Qf8 34.Qg5 Qb4 
35.Rf4 h5 36.e6 Rxe6 37.Qh6 Re5 38.Bxe5 Qe1+ 39.Rf1 Qxe5 40.Qf4 Qe6 41.Rc1
Kh7 42.Kh2 Qd7 43.Qd4 Qe6 44.Rc3 Qd6+ 45.Kg1 Bf5 46.Rf3 Bg6 47.b4 Qc6 48.
Rc3 Qe6 49.Re3 Be4 50.Rg3 Bg6 51.Rg5 f6 52.Rxd5 Qe1+ 53.Kh2 Be4 54.Rxh5+ 
Kg6 55.Rh8 Kg7 56.Qd8 Bh7 57.Qf8+ Kg6 58.Qe8+ 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "6"]
[White "Garkauskas, Otto"]
[Black "Japiassu, Ricardo"]
[Result "0-1"]
[ECO "A90"]
[EventDate "2012.??.??"]
[PlyCount "66"]

1.d4 e6 2.c4 f5 3.g3 Nf6 4.Bg2 c6 5.Nh3 d5 6.Qc2 Bd6 7.O-O O-O 8.Bf4 Be7 
9.Nd2 a5 10.Bxb8 Rxb8 11.c5 b6 12.Qb3 Bd7 13.cxb6 Rxb6 14.Qc2 Qb8 15.b3 
Bd6 16.e3 Rc8 17.Rfc1 Ba3 18.Qd1 Bxc1 19.Rxc1 c5 20.dxc5 Rbc6 21.Nf4 Rxc5 
22.Rb1 Rc2 23.Nc4 Rxa2 24.Bxd5 exd5 25.Nxd5 Rd8 26.Nxf6+ gxf6 27.Qd5+ Kg7 
28.Rd1 Qxb3 29.Qd6 Qxd1+ 30.Qxd1 Bc6 31.Qc1 Bf3 32.Nb2 Rxb2 33.Qc7+ Kg6 
0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "6"]
[White "Gemy, Jose Daniel"]
[Black "Henriquez, Cristobal"]
[Result "1-0"]
[ECO "A57"]
[EventDate "2012.??.??"]
[PlyCount "115"]

1.d4 Nf6 2.c4 c5 3.d5 b5 4.Qc2 bxc4 5.Nc3 d6 6.e4 g6 7.Nf3 Bg7 8.Nd2 O-O 
9.Nxc4 a5 10.Be2 Ba6 11.O-O Nbd7 12.a4 Bxc4 13.Bxc4 Nb6 14.Bb5 Rb8 15.Rd1 
Ne8 16.Bd2 Nc7 17.Bc6 Nc4 18.Bc1 Nb6 19.Rb1 Na6 20.Na2 Nd7 21.Bb5 Nc7 22.
Be2 Rb7 23.Bd2 Qa8 24.Nc3 Na6 25.Nb5 Nb4 26.Qb3 Nb8 27.h4 N8a6 28.Qh3 Nc7 
29.Bc3 Nxb5 30.Bxb5 Rc7 31.h5 Qc8 32.g4 c4 33.Qg3 Nd3 34.Bxa5 Be5 35.Qf3 
Nxb2 36.Rdc1 c3 37.Bxc7 Qxc7 38.Rxb2 cxb2 39.Rxc7 b1=Q+ 40.Kg2 gxh5 41.
Rxe7 hxg4 42.Qxg4+ Kh8 43.Re8 Rxe8 44.Bxe8 Qb7 45.a5 Bd4 46.Qf4 Qc8 47.
Bxf7 Qf8 48.Qf5 Kg7 49.Be6 Qxf5 50.Bxf5 h6 51.f4 Kf6 52.Kg3 Ke7 53.Bg4 Kf6
54.Kh4 Kg6 55.Bf5+ Kf6 56.Kh5 Bc5 57.a6 Be3 58.Bc8 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "6"]
[White "Goncalves, Leonardo"]
[Black "Gotz, Klaus"]
[Result "1-0"]
[ECO "A00"]
[EventDate "2012.??.??"]
[PlyCount "47"]

1.c3 Nf6 2.d3 g6 3.e4 d6 4.Nf3 Bg7 5.Be2 O-O 6.O-O c5 7.Re1 Nc6 8.Bf1 Rb8 
9.b3 b5 10.d4 e5 11.d5 Ne7 12.a4 a6 13.axb5 axb5 14.Na3 Bd7 15.c4 b4 16.
Nb5 Ne8 17.Bd3 Bxb5 18.cxb5 Nc7 19.Qe2 Qd7 20.Ra5 Rb7 21.Be3 Rfb8 22.Rea1 
Nxb5 23.Bxb5 Rxb5 24.Rxb5 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "6"]
[White "Leiva, Giuseppe"]
[Black "Finol, David"]
[Result "1/2-1/2"]
[ECO "E62"]
[EventDate "2012.??.??"]
[PlyCount "58"]

1.d4 Nf6 2.Nf3 g6 3.c4 Bg7 4.g3 O-O 5.Bg2 d6 6.Nc3 Nc6 7.O-O Rb8 8.Qc2 Bf5
9.e4 Bg4 10.Be3 Nd7 11.Rad1 a6 12.Ne2 e5 13.d5 Ne7 14.Ne1 Bxe2 15.Qxe2 f5 
16.f3 a5 17.Nd3 b6 18.b3 Nc5 19.Rb1 Nxd3 20.Qxd3 Qd7 21.a3 Kh8 22.b4 axb4 
23.axb4 c5 24.Rb2 fxe4 25.fxe4 Rxf1+ 26.Qxf1 Rf8 27.Qe2 Ng8 28.h3 Bh6 29.
Bf2 Qa4 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "6"]
[White "Lopes Jr, Roberto"]
[Black "Maranhao, Jose Renato"]
[Result "1-0"]
[ECO "E05"]
[EventDate "2012.??.??"]
[PlyCount "127"]

1.d4 Nf6 2.Nf3 d5 3.g3 e6 4.Bg2 Be7 5.c4 O-O 6.O-O dxc4 7.Qc2 a6 8.Qxc4 b5
9.Qc2 Bb7 10.Bd2 Be4 11.Qc1 Nbd7 12.Bf4 Rc8 13.Nbd2 Ba8 14.Nb3 c5 15.dxc5 
Nxc5 16.Qd2 Qxd2 17.Nbxd2 Nd5 18.Be5 f6 19.Bd4 e5 20.Bxc5 Rxc5 21.Bh3 Rc2 
22.Rab1 Bb4 23.Rfc1 Rxc1+ 24.Rxc1 Rd8 25.Rc8 Rxc8 26.Bxc8 Nb6 27.Be6+ Kf8 
28.a3 Bd6 29.b4 Ke7 30.Bg8 h6 31.Nh4 Kd7 32.Nf5 Bf8 33.Ne3 Bc6 34.h4 g5 
35.h5 Kd6 36.Nf5+ Kc7 37.Ne3 Be7 38.Nb3 Be8 39.g4 Bd7 40.f3 Kc6 41.Na5+ 
Kc7 42.Nb3 Bc8 43.Kf2 Kd6 44.Ke1 Kc7 45.Kd2 Kd8 46.Kd3 Ke8 47.Na5 Kf8 48.
Bb3 Bd8 49.Ke4 Na4 50.Bxa4 bxa4 51.Kd5 Kf7 52.Nf5 Be6+ 53.Kc6 Bxa5 54.bxa5
Kf8 55.Ne3 Ke7 56.Kb7 Kd6 57.Kb6 Bb3 58.Nf5+ Ke6 59.Nxh6 Bd1 60.Nf5 Kf7 
61.Ng3 e4 62.fxe4 Bb3 63.Kxa6 Be6 64.Kb7 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "6"]
[White "Mamani, Joan Franco"]
[Black "Goncalves, Ivan"]
[Result "1/2-1/2"]
[ECO "B20"]
[EventDate "2012.??.??"]
[PlyCount "76"]

1.e4 c5 2.Ne2 e6 3.g3 d5 4.Nbc3 d4 5.Nb1 e5 6.d3 Nc6 7.Bg2 Bd6 8.Nd2 Be6 
9.O-O Qd7 10.f4 f6 11.Nf3 h6 12.f5 Bf7 13.Nh4 Nge7 14.Bd2 O-O-O 15.a3 Kb8 
16.Qb1 c4 17.Nc1 b6 18.dxc4 Bxc4 19.Nd3 Rc8 20.Rf3 Rc7 21.Bf1 Rhc8 22.Kh1 
Nd8 23.Qe1 Ka8 24.Rc1 Nf7 25.Rf2 Bb5 26.c3 dxc3 27.Bxc3 Bxa3 28.Rd2 Bd6 
29.Ng6 Qe8 30.Nxe7 Bxe7 31.Bg2 Rd8 32.Nb4 Bxb4 33.Bxb4 Rxc1 34.Qxc1 Rxd2 
35.Qxd2 Kb7 36.h4 a5 37.Ba3 Bc6 38.Kg1 Kc7 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "6"]
[White "Martinez, Jose Eduardo"]
[Black "Principe, Alexander"]
[Result "1/2-1/2"]
[ECO "C12"]
[EventDate "2012.??.??"]
[PlyCount "51"]

1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Bb4 5.e5 h6 6.Bd2 Bxc3 7.bxc3 Ne4 8.Qg4 
Kf8 9.Nf3 c5 10.Bd3 Nxd2 11.Kxd2 Nc6 12.dxc5 Qa5 13.Qf4 Qxc5 14.Nd4 Bd7 
15.Rhb1 b6 16.Bb5 Nxd4 17.cxd4 Qc7 18.Bxd7 Qxd7 19.a4 Rc8 20.c3 Rc4 21.a5 
b5 22.a6 Ke7 23.Qg3 Rhc8 24.Qxg7 Rxc3 25.Qf6+ Ke8 26.Qh8+ 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "6"]
[White "Massarioli, Felipe"]
[Black "Takeda, Lucas"]
[Result "1-0"]
[ECO "D38"]
[EventDate "2012.??.??"]
[PlyCount "101"]

1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 Bb4 5.Qc2 O-O 6.e3 c6 7.Bd3 Nbd7 8.O-O Qe7
9.cxd5 exd5 10.Ne2 Bd6 11.Ng3 g6 12.Re1 Bxg3 13.hxg3 Ne4 14.Bxe4 dxe4 15.
Nd2 Re8 16.b3 Nb6 17.a4 Nd5 18.Ba3 Qe6 19.Nc4 f5 20.Ne5 Bd7 21.Rec1 Rac8 
22.Qd2 b6 23.Nc4 Ra8 24.Qe2 h5 25.Ne5 Kg7 26.Rc4 b5 27.Rc5 b4 28.Bb2 Rab8 
29.Rac1 Rb6 30.a5 Rb7 31.Nxd7 Qxd7 32.Rxc6 Nc3 33.Bxc3 Qxc6 34.d5+ Qxc3 
35.Rxc3 bxc3 36.Qc4 Kh7 37.Qxc3 Rd8 38.Qc5 Rbd7 39.g4 hxg4 40.Kh2 a6 41.
Qc4 Rd6 42.Kg3 Kh6 43.Kf4 Rxd5 44.Qxa6 R8d6 45.Qc8 Rd8 46.Qc3 g5+ 47.Kg3 
Kh5 48.Qf6 R8d6 49.Qf7+ Kh6 50.a6 Rd8 51.a7 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "6"]
[White "Mendonca, Mateus Nakajo"]
[Black "Torres, Juan Camilo"]
[Result "1/2-1/2"]
[ECO "D15"]
[EventDate "2012.??.??"]
[PlyCount "142"]

1.Nf3 d5 2.c4 c6 3.d4 Nf6 4.Nc3 dxc4 5.e3 b5 6.a4 b4 7.Na2 e6 8.Bxc4 a5 9.
O-O Be7 10.Qe2 Ba6 11.Bd2 Bxc4 12.Qxc4 O-O 13.Nc1 Qb6 14.Ne5 Rc8 15.Nb3 
Nbd7 16.Nxd7 Nxd7 17.Rfc1 c5 18.Rc2 Qc6 19.dxc5 Nxc5 20.Nxc5 Qxc5 21.Qxc5 
Rxc5 22.Rxc5 Bxc5 23.Rc1 Be7 24.Kf1 Kf8 25.b3 Bd6 26.Ke2 Ke7 27.e4 Kd7 28.
Be3 Ra6 29.Bd4 g6 30.h3 Rc6 31.Rxc6 Kxc6 32.Bf6 Bc7 33.Kd3 Bb6 34.f3 Kd6 
35.Kc4 Kc6 36.Be7 Ba7 37.g4 Bb6 38.Bf6 Bc7 39.Bg5 Kb6 40.Be7 Kc6 41.Kd4 
Kd7 42.Bf8 Kc6 43.Bh6 Bd6 44.Bg5 Bc7 45.h4 h5 46.e5 Bb6+ 47.Ke4 Bc7 48.Bf6
Kc5 49.Be7+ Kc6 50.Bg5 Bb6 51.Be7 Bc7 52.Bf6 Kc5 53.gxh5 gxh5 54.Be7+ Kc6 
55.Bg5 Bb6 56.Be7 Bc7 57.Bf6 Bb6 58.Kf4 Kd5 59.Kg5 Kd4 60.Kxh5 Kc3 61.Kg4 
Kxb3 62.h5 Kxa4 63.h6 b3 64.h7 b2 65.h8=Q b1=Q 66.Qe8+ Qb5 67.Qxf7 Qc4+ 
68.Kh5 Be3 69.Bg5 Bd4 70.f4 Qd5 71.Kg6 Qe4+ 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "6"]
[White "Miquelin, Nicolas"]
[Black "Lopez, Jasel"]
[Result "0-1"]
[ECO "E34"]
[EventDate "2012.??.??"]
[PlyCount "84"]

1.c4 Nf6 2.Nc3 e6 3.d4 Bb4 4.Qc2 d5 5.e3 O-O 6.Bd2 c5 7.a3 Bxc3 8.Bxc3 
cxd4 9.Bxd4 Nc6 10.Bxf6 Qxf6 11.cxd5 exd5 12.Bd3 h6 13.Ne2 Be6 14.O-O Rac8
15.Qd2 Rc7 16.Rac1 Rfc8 17.Nd4 Nxd4 18.Rxc7 Nf3+ 19.gxf3 Rxc7 20.f4 Bh3 
21.Rd1 Qd6 22.f3 Re7 23.Kf2 Qb6 24.b4 d4 25.e4 Be6 26.e5 Rc7 27.f5 Bc4 28.
Bxc4 Rxc4 29.Qd3 Qc7 30.Re1 Rc2+ 31.Kg3 Qc3 32.Rd1 Qc8 33.Qe4 Rc4 34.e6 
Qc7+ 35.Kh3 d3 36.Qxd3 Rh4+ 37.Kg2 Qxh2+ 38.Kf1 Qh1+ 39.Ke2 Qg2+ 40.Ke3 
Qg5+ 41.Kf2 Rh2+ 42.Kf1 Qg2+ 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "6"]
[White "Nolasco, Vitor"]
[Black "Cajahuanca, Olindo"]
[Result "1-0"]
[ECO "C11"]
[EventDate "2012.??.??"]
[PlyCount "33"]

1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.e5 Nfd7 5.Nf3 c5 6.dxc5 Nc6 7.Bf4 Bxc5 8.Bd3 
Qb6 9.O-O Qxb2 10.Nb5 Ke7 11.Bd2 d4 12.Qe2 a6 13.Rfb1 Qxb1+ 14.Rxb1 axb5 
15.Bxb5 Ndb8 16.Ne1 Rxa2 17.Qg4 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "6"]
[White "Oliveira, Guilherme"]
[Black "Stone, Ronnie"]
[Result "1/2-1/2"]
[ECO "A24"]
[EventDate "2012.??.??"]
[PlyCount "53"]

1.c4 Nf6 2.g3 g6 3.Bg2 Bg7 4.Nc3 d6 5.e4 e5 6.Nge2 O-O 7.O-O c6 8.d3 a5 9.
a3 Nbd7 10.Rb1 Ne8 11.b4 f5 12.Qb3 Kh8 13.Be3 f4 14.gxf4 exf4 15.Nxf4 Ne5 
16.d4 Ng4 17.h3 Nxe3 18.fxe3 Qh4 19.Qd1 axb4 20.axb4 Ra3 21.Qc1 Ra8 22.Qe1
Qh6 23.Qg3 Ra3 24.Rbc1 Rb3 25.Nd3 Rxf1+ 26.Kxf1 Bf6 27.Ke2 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "6"]
[White "Quintiliano, Renato"]
[Black "Mandetta, Joao Danilo"]
[Result "1/2-1/2"]
[ECO "A30"]
[EventDate "2012.??.??"]
[PlyCount "185"]

1.c4 c5 2.g3 Nf6 3.Bg2 e6 4.Nf3 Be7 5.O-O O-O 6.d4 cxd4 7.Nxd4 a6 8.Nc3 
Qc7 9.Qd3 Nc6 10.b3 d6 11.Bb2 Bd7 12.Rac1 Nxd4 13.Qxd4 Rac8 14.Rfd1 Rfd8 
15.a4 b6 16.Ba3 Be8 17.Qe3 Qb8 18.Bb4 Nd7 19.Ne4 Nc5 20.Nxc5 bxc5 21.Ba5 
Rd7 22.Rb1 Qa7 23.b4 cxb4 24.Bb6 Qb8 25.Rxb4 d5 26.Bc5 Rb7 27.Bxe7 Rxb4 
28.Bxb4 Qxb4 29.cxd5 Bxa4 30.Ra1 Qb3 31.Qxb3 Bxb3 32.dxe6 Bxe6 33.Bb7 Rc2 
34.Bxa6 g6 35.Bd3 Rc3 36.f3 Kg7 37.Ra7 h5 38.Kg2 Rc5 39.Ra3 Rc1 40.Ra4 Rc3
41.Kf2 Kf6 42.Ke3 Rc1 43.h4 Rc5 44.Rf4+ Kg7 45.Rd4 Rc1 46.Kf4 Kf6 47.Rd8 
Ke7 48.Rg8 Kf6 49.e4 Rc5 50.g4 hxg4 51.fxg4 Rc3 52.Be2 Rh3 53.e5+ Ke7 54.
Rh8 g5+ 55.Kxg5 Re3 56.Bd1 Rxe5+ 57.Kf4 Rd5 58.Bf3 Rd4+ 59.Ke3 Ra4 60.g5 
Ra3+ 61.Kf4 Ra4+ 62.Kg3 Ra3 63.Rh6 Kf8 64.Rf6 Ra5 65.Be4 Ra3+ 66.Kf4 Ra4 
67.Ke3 Ra3+ 68.Bd3 Bc4 69.Rd6 Bxd3 70.Rxd3 Ra1 71.Rd4 Kg7 72.Rf4 Ra3+ 73.
Kf2 Ra2+ 74.Kg3 Ra1 75.h5 Rg1+ 76.Kh4 Rg2 77.h6+ Kg8 78.Rf1 Rh2+ 79.Kg4 
Rg2+ 80.Kh5 Rh2+ 81.Kg4 Rg2+ 82.Kf5 Ra2 83.Rf4 Ra5+ 84.Kg4 Ra1 85.Rf3 Rg1+
86.Kf5 Ra1 87.Re3 Rf1+ 88.Ke5 Rg1 89.Kf6 Rf1+ 90.Ke7 Rf5 91.Rg3 Rf1 92.Rb3
Rf5 93.Rg3 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "6"]
[White "Sergio Filho, Claudio S"]
[Black "Jonas, Tiago Silva"]
[Result "1-0"]
[ECO "B25"]
[EventDate "2012.??.??"]
[PlyCount "77"]

1.e4 c5 2.Nc3 Nc6 3.f4 d6 4.g3 g6 5.Bg2 Bg7 6.d3 e6 7.Nf3 Nge7 8.O-O O-O 
9.Ne2 d5 10.e5 b5 11.g4 Qb6 12.Be3 Bd7 13.Ng3 Rfc8 14.h4 b4 15.h5 Na5 16.
g5 Qc7 17.Nh2 Rab8 18.Ng4 d4 19.Bf2 Bc6 20.Nf6+ Bxf6 21.gxf6 Bxg2 22.Kxg2 
Qb7+ 23.Ne4 Nf5 24.Qg4 c4 25.Rh1 cxd3 26.cxd3 Rc2 27.Kg1 Rbc8 28.Rd1 Nc4 
29.hxg6 fxg6 30.Ng5 Nce3 31.Bxe3 dxe3 32.f7+ Kf8 33.Nxe6+ Ke7 34.Rxh7 Rg2+
35.Qxg2 Qxg2+ 36.Kxg2 Kxe6 37.Rc1 e2 38.Rxc8 e1=Q 39.f8=N+ 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "6"]
[White "Silverio, Taua"]
[Black "Almeida, Vitor"]
[Result "0-1"]
[ECO "A09"]
[EventDate "2012.??.??"]
[PlyCount "82"]

1.Nf3 d5 2.c4 dxc4 3.Nc3 Nf6 4.e4 a6 5.e5 Nd5 6.Bxc4 Nxc3 7.bxc3 e6 8.d4 
b5 9.Bb3 Bb7 10.O-O Be7 11.Rb1 c5 12.a3 c4 13.Bxc4 Qc7 14.Be2 Qxc3 15.Qb3 
Qxb3 16.Rxb3 O-O 17.Bg5 Nc6 18.Bxe7 Nxe7 19.Nh4 Rac8 20.Bf3 Bd5 21.Rbb1 
Rc4 22.Bxd5 Nxd5 23.Nf3 Nf4 24.Rfe1 Rfc8 25.g3 Nd5 26.Nd2 Rxd4 27.Rec1 
Rxc1+ 28.Rxc1 g6 29.Nb1 Re4 30.f4 Re3 31.Kf2 Rb3 32.a4 bxa4 33.Nd2 Rb2 34.
Ke1 Nb4 35.Rc8+ Kg7 36.Kd1 a3 37.Rc1 a2 38.Ra1 Kf8 39.Kc1 Rc2+ 40.Kd1 Ke7 
41.Nf3 Rf2 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "6"]
[White "Sztokbant, Bernardo"]
[Black "Olivares, Claudio"]
[Result "1/2-1/2"]
[ECO "B92"]
[EventDate "2012.??.??"]
[PlyCount "144"]

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.Be3 Nbd7 11.f4 Qc7 12.f5 Bc4 13.a5 b5 14.axb6 Nxb6 15.Kh1 
Rfc8 16.Bxb6 Qxb6 17.Bxc4 Rxc4 18.Qd3 Rac8 19.h3 h5 20.Rfd1 h4 21.Nd2 R4c6
22.Ra2 Bd8 23.Nf1 Nh5 24.Nd5 Qf2 25.c3 Bb6 26.Nfe3 Bxe3 27.Qxe3 Ng3+ 28.
Kh2 Qxe3 29.Nxe3 Nxe4 30.Nd5 Kf8 31.Nb4 Rb6 32.Rxa6 Rxa6 33.Nxa6 Ke7 34.
Nb4 Ra8 35.Nd5+ Kd8 36.Nb4 Kc7 37.Re1 Ng3 38.f6 gxf6 39.Nd5+ Kc6 40.Nxf6 
d5 41.Ng4 e4 42.Ne5+ Kc5 43.b4+ Kb5 44.Rd1 d4 45.cxd4 f6 46.Ng6 Kxb4 47.
Nxh4 Rg8 48.d5 e3 49.d6 e2 50.Re1 f5 51.d7 f4 52.Ng6 Kc3 53.Nxf4 Kd2 54.
Nxe2 Nxe2 55.Rf1 Ke3 56.Rf7 Nf4 57.g3 Nd5 58.g4 Ke4 59.g5 Ke5 60.g6 Nf6 
61.h4 Nxd7 62.Rxd7 Rxg6 63.Rf7 Rf6 64.Rg7 Rh6 65.Kg3 Kf6 66.Rg5 Rh8 67.Kg4
Ra8 68.Rb5 Kg6 69.Rb6+ Kg7 70.Rb7+ Kh6 71.Rb6+ Kg7 72.Rb5 Kh6 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "6"]
[White "Vasconcelos, Paulo Cesar"]
[Black "Almeida, Heitor"]
[Result "1-0"]
[ECO "D10"]
[EventDate "2012.??.??"]
[PlyCount "65"]

1.d4 d5 2.c4 c6 3.Nc3 Nf6 4.h4 Bf5 5.e3 e6 6.cxd5 exd5 7.Be2 h5 8.Nf3 Bd6 
9.Ng5 Qe7 10.Bd2 Ne4 11.Ncxe4 Bxe4 12.Bxh5 g6 13.Nxe4 dxe4 14.Bg4 Rxh4 15.
Rxh4 Qxh4 16.Bh3 Na6 17.Qb3 Qe7 18.a3 Kf8 19.g3 c5 20.Bf1 cxd4 21.exd4 Nb8
22.Qe3 f6 23.Qh6+ Qg7 24.Qh3 Qd7 25.Qh8+ Ke7 26.Qg7+ Kd8 27.Qxf6+ Be7 28.
Qxg6 Nc6 29.Qg8+ Kc7 30.Qxa8 Nxd4 31.Rc1+ Kb6 32.Be3 Bc5 33.Qf8 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "6"]
[White "Vercosa Cha, Joao Pedro"]
[Black "Barros, Guilherme"]
[Result "1/2-1/2"]
[ECO "C44"]
[EventDate "2012.??.??"]
[PlyCount "38"]

1.e4 Nf6 2.d3 e5 3.Nf3 Nc6 4.g3 d5 5.Nbd2 Bc5 6.Bg2 O-O 7.O-O dxe4 8.dxe4 
Qe7 9.c3 h6 10.Qe2 a5 11.Nc4 b6 12.Rd1 Ba6 13.h3 Rad8 14.Rxd8 Rxd8 15.Bf1 
Qe6 16.b3 Nh5 17.Kh2 Qg6 18.Nh4 Qf6 19.Nf5 Qg6 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "6"]
[White "Vizzotto, Bernardo"]
[Black "Zarate, Fernando"]
[Result "1-0"]
[ECO "D83"]
[EventDate "2012.??.??"]
[PlyCount "83"]

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Bf4 Bg7 5.e3 O-O 6.Rc1 dxc4 7.Bxc4 c5 8.d5 Qa5
9.Ne2 Bd7 10.O-O b5 11.Bd3 c4 12.Bb1 Na6 13.d6 exd6 14.Qxd6 Rad8 15.Bg5 
Be6 16.Qf4 b4 17.Bxf6 Bxf6 18.Qxf6 bxc3 19.Nxc3 Rb8 20.Rfd1 Qb4 21.Rd2 Nc5
22.Rcd1 Na4 23.Nxa4 Qxa4 24.h4 Qa5 25.Be4 Rb6 26.Qe7 Bg4 27.Rd8 Rxd8 28.
Rxd8+ Kg7 29.Qf8+ Kf6 30.Qh8+ Ke7 31.Re8+ Kd7 32.Rd8+ Ke7 33.Qe8+ Kf6 34.
Qh8+ Ke6 35.Bd5+ Kf5 36.e4+ Kf4 37.g3+ Kf3 38.e5+ Ke2 39.Bxc4+ Ke1 40.e6 
fxe6 41.Qd4 Rxb2 42.Qe3+ 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "6"]
[White "Zavarce, Oscar"]
[Black "Gaitan, Juan Manuel"]
[Result "1-0"]
[ECO "C18"]
[EventDate "2012.??.??"]
[PlyCount "49"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Qc7 7.Qg4 f5 8.Qg3 Nc6
9.Be3 cxd4 10.cxd4 Nh6 11.Bd3 Ng4 12.Ne2 Nxe3 13.Qxe3 Bd7 14.O-O O-O 15.h4
Be8 16.Nf4 Bf7 17.c4 dxc4 18.Bxc4 Qe7 19.Rad1 Rac8 20.Ba2 Rfe8 21.d5 g5 
22.dxe6 Bg6 23.Nxg6 hxg6 24.Rd7 f4 25.Qe4 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "7"]
[White "Almeida, Heitor"]
[Black "Takeda, Lucas"]
[Result "1-0"]
[ECO "D38"]
[EventDate "2012.??.??"]
[PlyCount "69"]

1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 Bb4 5.Qa4+ Nc6 6.Bg5 Bd7 7.Qc2 h6 8.Bh4 g5
9.Bg3 Ne4 10.e3 h5 11.h3 Nxg3 12.fxg3 Qe7 13.O-O-O Bxc3 14.Qxc3 O-O-O 15.
Bd3 f6 16.e4 Qb4 17.cxd5 Qxc3+ 18.bxc3 exd5 19.exd5 Ne7 20.c4 Bf5 21.Rhf1 
Rhf8 22.Kc2 Bxd3+ 23.Rxd3 b5 24.cxb5 Rxd5 25.a4 Nf5 26.Rf2 Nxg3 27.Ne5 Ne4
28.Rf1 Kb7 29.Nc6 Re8 30.g4 hxg4 31.hxg4 Rh8 32.Re3 Rh2+ 33.Kd3 Nf2+ 34.
Rxf2 Rxf2 35.Re8 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "7"]
[White "Almeida, Vitor"]
[Black "Stone, Ronnie"]
[Result "0-1"]
[ECO "E62"]
[EventDate "2012.??.??"]
[PlyCount "62"]

1.d4 Nf6 2.c4 g6 3.Nf3 Bg7 4.g3 O-O 5.Bg2 d6 6.Nc3 Nc6 7.h3 a6 8.e4 e5 9.
Be3 exd4 10.Nxd4 Nxd4 11.Bxd4 Re8 12.O-O Bd7 13.Re1 Bc6 14.Qc2 Nd7 15.Bxg7
Kxg7 16.Nd5 a5 17.a4 Bxd5 18.exd5 Qf6 19.f4 Nc5 20.Kh2 b6 21.Bf3 Re7 22.
Re2 Rae8 23.Rae1 Rxe2+ 24.Rxe2 Rxe2+ 25.Bxe2 Qd4 26.Kg2 f6 27.b3 Qe3 28.
Bf3 Nd3 29.Qd1 Ne1+ 30.Kf1 Nxf3 31.Qc2 Nd4 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "7"]
[White "Barros, Guilherme"]
[Black "Oliveira, Guilherme"]
[Result "1/2-1/2"]
[ECO "C77"]
[EventDate "2012.??.??"]
[PlyCount "54"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.d3 b5 6.Bb3 Be7 7.a4 b4 8.a5 O-O 9.
c3 d5 10.Qe2 dxe4 11.dxe4 bxc3 12.bxc3 h6 13.O-O Bd6 14.Rd1 Bg4 15.Nbd2 
Bh5 16.Nf1 Bg6 17.Ng3 Qb8 18.Bc4 Qb7 19.Nh4 Ne7 20.Nxg6 Nxg6 21.Be3 Ne7 
22.f3 Qc6 23.Kh1 Rfb8 24.Nf1 Nd7 25.Qa2 Rf8 26.Rdb1 Nc5 27.Rb2 Ra7 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "7"]
[White "Caetano, Hugo"]
[Black "Miquelin, Nicolas"]
[Result "1/2-1/2"]
[ECO "E12"]
[EventDate "2012.??.??"]
[PlyCount "100"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.a3 c5 5.d5 Ba6 6.Nc3 Bxc4 7.e4 Bxf1 8.Kxf1 d6 
9.e5 dxe5 10.Qa4+ Nbd7 11.dxe6 fxe6 12.Ng5 Bd6 13.Qc6 Ke7 14.Nb5 Ne8 15.
Ne4 Ndf6 16.Bg5 Rc8 17.Qb7+ Qd7 18.Qxd7+ Kxd7 19.Bxf6 gxf6 20.Rd1 Ke7 21.
Nxa7 Rc7 22.Nb5 Rd7 23.Ke2 f5 24.Nd2 Rg8 25.g3 Nc7 26.Nxd6 Rxd6 27.Nc4 
Rxd1 28.Rxd1 Nd5 29.Nxe5 b5 30.Rc1 c4 31.Nc6+ Kd6 32.Nd4 Rb8 33.Kf3 Nc7 
34.Rd1 Kc5 35.Rd2 b4 36.axb4+ Rxb4 37.Kf4 Rxb2 38.Rxb2 Kxd4 39.Rd2+ Kc5 
40.Ke3 Nd5+ 41.Ke2 c3 42.Ra2 Kc4 43.Ra8 Kb3 44.Kd1 Nb4 45.Rb8 Kc4 46.Rb7 
h5 47.h4 Nd5 48.Kc2 Nb4+ 49.Kd1 Nd5 50.Kc2 Nb4+ 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "7"]
[White "Cajahuanca, Olindo"]
[Black "Garkauskas, Otto"]
[Result "0-1"]
[ECO "B92"]
[EventDate "2012.??.??"]
[PlyCount "52"]

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.Nd5 Nbd7 11.g5 Nxe4 12.Nxe7+ Qxe7 13.Bf3 Nec5 14.Nxc5 Nxc5
15.Bxc5 dxc5 16.h4 e4 17.Be2 f5 18.Qd2 Rad8 19.Qc3 Rd4 20.b3 f4 21.Rd1 
Rfd8 22.f3 exf3 23.Rxd4 cxd4 24.Qxf3 Bd5 25.Qf1 f3 26.Rh2 Re8 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "7"]
[White "Carvalho, Igor"]
[Black "Branchini, Fernando Luis"]
[Result "1/2-1/2"]
[ECO "E61"]
[EventDate "2012.??.??"]
[PlyCount "62"]

1.d4 Nf6 2.Nf3 g6 3.c4 Bg7 4.Nc3 O-O 5.Bf4 d6 6.h3 Nfd7 7.e3 e6 8.Be2 Na6 
9.Qd2 c5 10.d5 Nc7 11.e4 a6 12.a4 Rb8 13.Bh6 Ne8 14.h4 f6 15.Bxg7 Nxg7 16.
h5 g5 17.h6 Ne8 18.Ng1 Kh8 19.f4 gxf4 20.Qxf4 Ne5 21.Nf3 Ng6 22.Qd2 e5 23.
g3 f5 24.O-O-O Nf6 25.exf5 Bxf5 26.Rdf1 Ne4 27.Nxe4 Bxe4 28.Qe3 Bxf3 29.
Bxf3 Qe7 30.Kb1 Rf6 31.Bg2 Rbf8 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "7"]
[White "Chiari, Arthur Gontijo"]
[Black "Mamani, Joan Franco"]
[Result "1-0"]
[ECO "C90"]
[EventDate "2012.??.??"]
[PlyCount "109"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.d3 b5 6.Bb3 Be7 7.O-O O-O 8.Re1 d6 
9.c3 Na5 10.Bc2 c5 11.Nbd2 Nc6 12.Nf1 Re8 13.h3 Qc7 14.d4 cxd4 15.cxd4 Bb7
16.d5 Nb4 17.Bb1 a5 18.Qe2 Reb8 19.Bg5 Bc8 20.Rc1 Qd8 21.Be3 a4 22.Ng3 Qe8
23.Qe1 Na6 24.b4 axb3 25.axb3 b4 26.Bd3 Nd7 27.Bxa6 Bxa6 28.Ra4 Bf8 29.
Rca1 Qc8 30.Rxb4 Nf6 31.Rc1 Qd8 32.Rxb8 Rxb8 33.Qc3 g6 34.Nd2 Rc8 35.Qb2 
Nd7 36.Rxc8 Qxc8 37.b4 Bb5 38.Nb1 Nb8 39.Nc3 Qc4 40.Qa3 Na6 41.Nxb5 Qxb5 
42.Qa5 Qb7 43.b5 Nc5 44.b6 Qc8 45.Bxc5 dxc5 46.Qb5 Bd6 47.Qc6 Qd8 48.Nf1 
c4 49.Ne3 c3 50.b7 Qc7 51.Qxc7 Bxc7 52.Kf1 Kf8 53.Ke2 Ke7 54.Kd3 Kd6 55.
Nc4+ 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "7"]
[White "Devescovi, Pedro Paulo"]
[Black "Quintiliano, Renato"]
[Result "1-0"]
[ECO "D31"]
[EventDate "2012.??.??"]
[PlyCount "83"]

1.d4 d5 2.c4 e6 3.cxd5 exd5 4.Nc3 c6 5.Qc2 Bd6 6.Nf3 Ne7 7.Bg5 f6 8.Bh4 
Bf5 9.Qb3 b5 10.Bg3 a5 11.a4 b4 12.Nb1 Bxg3 13.hxg3 Nd7 14.Nbd2 c5 15.dxc5
Nxc5 16.Qe3 Rc8 17.Nd4 O-O 18.N2b3 Nxb3 19.Qxb3 Qd7 20.e3 Rc5 21.Rd1 Rfc8 
22.Bb5 Qd6 23.O-O Bg6 24.Rd2 Rc1 25.Rfd1 Bh5 26.Be2 Bf7 27.Bf3 Qc5 28.Kh2 
h5 29.Qd3 Rxd1 30.Bxd1 Qc4 31.Bb3 Qxd3 32.Rxd3 Rc1 33.Nb5 Nc6 34.f4 Ne7 
35.e4 Re1 36.Bxd5 Bxd5 37.exd5 Nf5 38.d6 Ne3 39.g4 h4 40.d7 Nxg4+ 41.Kh3 
Nf2+ 42.Kxh4 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "7"]
[White "Espinoza, Willyam"]
[Black "Mendonca, Mateus Nakajo"]
[Result "1-0"]
[ECO "B83"]
[EventDate "2012.??.??"]
[PlyCount "57"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 d6 6.Be2 Nf6 7.O-O Be7 8.Be3 
O-O 9.f4 Bd7 10.Kh1 Nxd4 11.Bxd4 Bc6 12.Bd3 a6 13.e5 dxe5 14.fxe5 Ne8 15.
Qg4 Kh8 16.Rad1 Qa5 17.Ne4 g6 18.Nd6 Bxd6 19.exd6+ Kg8 20.Bc3 Qb6 21.Qh3 
f5 22.Bc4 Bd7 23.Rfe1 Nxd6 24.Rxe6 Bxe6 25.Bxe6+ Rf7 26.Qh6 Ne8 27.Bxf7+ 
Kxf7 28.Qxh7+ Kf8 29.Rd7 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "7"]
[White "Finol, David"]
[Black "Cuellar, Diego"]
[Result "0-1"]
[ECO "C54"]
[EventDate "2012.??.??"]
[PlyCount "106"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.d3 Nf6 5.O-O d6 6.c3 a6 7.Bb3 Ba7 8.Nbd2 O-O
9.h3 h6 10.Re1 Nh5 11.Nf1 Qf6 12.Be3 Nf4 13.Ng3 g6 14.d4 h5 15.a4 Ne7 16.
Nh2 Be6 17.Bc2 Kh8 18.Qf3 Kg7 19.dxe5 dxe5 20.Bxf4 Qxf4 21.Qxf4 exf4 22.
Ne2 g5 23.h4 f6 24.Nf3 Bg4 25.Nfd4 c5 26.Nf5+ Nxf5 27.exf5 f3 28.Ng3 gxh4 
29.Nf1 fxg2 30.Kxg2 h3+ 31.Kg1 Rae8 32.Nh2 c4 33.Kf1 Bb8 34.Nxg4 hxg4 35.
Re4 Rxe4 36.Bxe4 Rd8 37.Bxb7 Rd2 38.Re1 Rxb2 39.Bd5 Kh6 40.Re4 Kg5 41.Rxc4
Ba7 42.Rc7 Rxf2+ 43.Ke1 Rxf5 44.c4 Bf2+ 45.Ke2 Bd4 46.Kd3 Be5 47.Rh7 Bd6 
48.Be6 Rf3+ 49.Ke2 f5 50.Bd5 Ra3 51.Rd7 Bc5 52.Bc6 g3 53.Rh7 g2 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "7"]
[White "Gaitan, Juan Manuel"]
[Black "Massarioli, Felipe"]
[Result "1/2-1/2"]
[ECO "D13"]
[EventDate "2012.??.??"]
[PlyCount "33"]

1.d4 d5 2.c4 c6 3.Nc3 Nf6 4.cxd5 cxd5 5.Bf4 e6 6.Nf3 Bd6 7.Ne5 O-O 8.e3 
Nc6 9.Nxc6 bxc6 10.Bxd6 Qxd6 11.Rc1 Qb4 12.Qd2 Rb8 13.b3 c5 14.dxc5 Qxc5 
15.Be2 Bd7 16.Bf3 Qb4 17.O-O 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "7"]
[White "Goncalves, Ivan"]
[Black "Goncalves, Leonardo"]
[Result "1/2-1/2"]
[ECO "A54"]
[EventDate "2012.??.??"]
[PlyCount "102"]

1.Nf3 Nf6 2.c4 d6 3.d4 Nbd7 4.Nc3 c6 5.Bg5 e5 6.e3 Be7 7.Be2 O-O 8.O-O Re8
9.Qc2 Qc7 10.Rfd1 Bf8 11.b4 e4 12.Nd2 d5 13.Bf4 Qd8 14.b5 Bb4 15.a3 Ba5 
16.bxc6 bxc6 17.Nb3 Bc7 18.Bxc7 Qxc7 19.Rac1 Rb8 20.Na4 Qd8 21.Nac5 Qe7 
22.Nxd7 Bxd7 23.Nc5 Bf5 24.Rb1 Nd7 25.Nxd7 Bxd7 26.Rxb8 Rxb8 27.Rb1 Rxb1+ 
28.Qxb1 Qxa3 29.Qb8+ Qf8 30.Qxa7 Qe8 31.c5 g6 32.Ba6 Kf8 33.Kf1 Qd8 34.Qb6
Qe8 35.Ke1 Kg7 36.Kd2 Qe6 37.Qc7 Qf5 38.Qe5+ Qxe5 39.dxe5 Kf8 40.Kc3 Ke7 
41.Kd4 Be6 42.Kc3 Kd7 43.h4 h6 44.f3 Bf5 45.Kd4 exf3 46.gxf3 Be6 47.Bd3 
Bh3 48.f4 h5 49.e4 dxe4 50.Bxe4 Bf5 51.Bf3 Bc2 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "7"]
[White "Gotz, Klaus"]
[Black "Araujo, Renan"]
[Result "1-0"]
[ECO "A61"]
[EventDate "2012.??.??"]
[PlyCount "133"]

1.d4 Nf6 2.c4 e6 3.Nf3 c5 4.d5 exd5 5.cxd5 d6 6.Nc3 g6 7.Bf4 a6 8.a4 Bg7 
9.h3 O-O 10.e3 Re8 11.Be2 Qe7 12.Nd2 Nbd7 13.Nc4 Ne5 14.Nb6 Ra7 15.Nxc8 
Rxc8 16.O-O b6 17.Qc2 Rb7 18.Ra2 c4 19.Rfa1 Nfd7 20.Ne4 Nc5 21.Nxc5 Rxc5 
22.Qd2 h6 23.Rc1 b5 24.axb5 axb5 25.Ra6 Qc7 26.e4 b4 27.Bxh6 c3 28.bxc3 
Rxc3 29.Be3 Nc4 30.Bxc4 Qxc4 31.Rxd6 Rxc1+ 32.Qxc1 Qxc1+ 33.Bxc1 b3 34.
Rd8+ Kh7 35.f4 b2 36.Bxb2 Bxb2 37.e5 g5 38.g3 gxf4 39.gxf4 Bc1 40.f5 Re7 
41.e6 fxe6 42.f6 Rf7 43.dxe6 Be3+ 44.Kg2 Rxf6 45.e7 Re6 46.e8=Q Rxe8 47.
Rxe8 Bh6 48.Re6 Kg7 49.Kf3 Bc1 50.Kg4 Bd2 51.Kf5 Bc3 52.Rd6 Bb2 53.Rc6 Bd4
54.h4 Bf2 55.Kg5 Be3+ 56.Kh5 Bf2 57.Rc7+ Kf6 58.Rc2 Be3 59.Rg2 Kf7 60.Re2 
Bd4 61.Kh6 Bg7+ 62.Kh7 Bf6 63.h5 Bd4 64.h6 Bf6 65.Rf2 Ke7 66.Rxf6 Kxf6 67.
Kg8 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "7"]
[White "Henriquez, Cristobal"]
[Black "Barbosa, Evandro Amorim"]
[Result "0-1"]
[ECO "B44"]
[EventDate "2012.??.??"]
[PlyCount "98"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nxc6 bxc6 6.Bd3 Nf6 7.O-O d5 8.Nd2
Be7 9.c4 O-O 10.Qc2 e5 11.b3 Be6 12.Bb2 d4 13.a3 a5 14.Nf3 Nd7 15.Bc1 Bg4 
16.Ne1 Bg5 17.h3 Be6 18.Nf3 Bxc1 19.Rfxc1 c5 20.Qd2 Qe7 21.Rab1 Rfb8 22.
Re1 Ra6 23.a4 Qf6 24.Kh2 Nf8 25.Bc2 Ng6 26.Qg5 Qxg5 27.Nxg5 f6 28.Nf3 Nf4 
29.Nd2 g5 30.Rf1 Rab6 31.Rbe1 h5 32.Rh1 h4 33.f3 Rd8 34.Kg1 Bd7 35.Ra1 Bc6
36.Kf2 Rb4 37.Ra2 Rdb8 38.Rc1 Kg7 39.Kf1 Kg6 40.Nb1 Bxa4 41.Nd2 Bxb3 42.
Bxb3 Rxb3 43.Nxb3 Rxb3 44.Rxa5 Rb2 45.Rca1 Nxg2 46.Rxc5 Ne3+ 47.Kg1 d3 48.
Rd5 d2 49.Rf1 Rc2 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "7"]
[White "Japiassu, Ricardo"]
[Black "Sergio Filho, Claudio S"]
[Result "1-0"]
[ECO "A45"]
[EventDate "2012.??.??"]
[PlyCount "57"]

1.d4 Nf6 2.Bg5 g6 3.Bxf6 exf6 4.c4 Bg7 5.Nc3 O-O 6.g3 d6 7.Bg2 Nc6 8.e3 
Re8 9.Nge2 Bg4 10.h3 Bxe2 11.Nxe2 f5 12.O-O Qc8 13.Rb1 a5 14.Nc3 Nb8 15.
Qa4 c6 16.b4 Qc7 17.b5 g5 18.bxc6 bxc6 19.Nd5 Qd8 20.Nb6 Ra6 21.Bxc6 Nxc6 
22.Qxc6 f4 23.Qb7 Rxb6 24.Rxb6 fxe3 25.fxe3 Rxe3 26.Qxf7+ Kh8 27.Rb7 Qg8 
28.Qxg8+ Kxg8 29.Rb8+ 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "7"]
[White "Jonas, Tiago Silva"]
[Black "Awoki, Daniel"]
[Result "0-1"]
[ECO "B81"]
[EventDate "2012.??.??"]
[PlyCount "122"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.h3 e6 7.g4 h6 8.Bg2 Qc7 
9.Be3 Nc6 10.f4 Be7 11.Qd2 Nd7 12.Nxc6 bxc6 13.O-O-O a5 14.f5 Nb6 15.Qe2 
Ba6 16.Qf3 Nc4 17.h4 Qb7 18.b3 Qb4 19.bxc4 Qxc3 20.Bd4 Qxf3 21.Bxf3 e5 22.
Be3 Bxc4 23.a3 d5 24.c3 Bxa3+ 25.Kd2 a4 26.Ke1 Bb2 27.exd5 Bxc3+ 28.Bd2 
Bxd2+ 29.Rxd2 cxd5 30.Bxd5 Bxd5 31.Rxd5 f6 32.Ke2 Ke7 33.Rc1 Rhc8 34.Rb1 
Rab8 35.Rbd1 Rd8 36.Ra5 Rxd1 37.Kxd1 Rb4 38.Ra7+ Kf8 39.Ra8+ Kf7 40.Ra7+ 
Kg8 41.Ra8+ Kh7 42.g5 hxg5 43.hxg5 fxg5 44.Ra7 Kh6 45.Ra6+ Kh5 46.Rg6 Kg4 
47.Rxg7 Kxf5 48.Rf7+ Ke4 49.Rg7 Kf4 50.Rf7+ Ke3 51.Rf5 Kd3 52.Kc1 e4 53.
Rd5+ Ke2 54.Rxg5 e3 55.Rg8 Ke1 56.Ra8 e2 57.Kc2 Rf4 58.Re8 a3 59.Rh8 a2 
60.Kb2 Kf1 61.Rh1+ Kg2 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "7"]
[White "Lopez, Jasel"]
[Black "Leiva, Giuseppe"]
[Result "0-1"]
[ECO "E18"]
[EventDate "2012.??.??"]
[PlyCount "60"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.O-O O-O 7.Nc3 Ne4 8.Nxe4 
Bxe4 9.b3 d6 10.Bb2 Nd7 11.Qd2 Qc8 12.Ne1 Bxg2 13.Kxg2 c5 14.Nc2 Qb7+ 15.
f3 Rfd8 16.Rfd1 b5 17.cxb5 Qxb5 18.Na3 Qa6 19.dxc5 Nxc5 20.Nc4 Rac8 21.
Rdc1 d5 22.Na5 Bg5 23.Qxg5 Qxe2+ 24.Kh3 Qxb2 25.Rxc5 Qxa1 26.Nc6 h6 27.Qe3
d4 28.Qe5 Qf1+ 29.Kh4 Rxc6 30.Rxc6 Qxf3 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "7"]
[White "Machado, Fernando"]
[Black "Silverio, Taua"]
[Result "1/2-1/2"]
[ECO "A48"]
[EventDate "2012.??.??"]
[PlyCount "59"]

1.d4 Nf6 2.Nf3 g6 3.e3 Bg7 4.Be2 O-O 5.b3 d6 6.Bb2 Nbd7 7.O-O Re8 8.c4 c6 
9.h3 Qc7 10.Nc3 e5 11.dxe5 dxe5 12.Qc2 Nc5 13.Nd2 Be6 14.Rad1 Rad8 15.Rfe1
a5 16.Nf1 Rd7 17.Rxd7 Nfxd7 18.Rd1 Rd8 19.Rd2 Nb6 20.Qd1 Rxd2 21.Qxd2 Qd7 
22.Qxd7 Nbxd7 23.Nd2 e4 24.Nd1 f5 25.Bxg7 Kxg7 26.a3 Ne5 27.Nb2 Kf7 28.b4 
axb4 29.axb4 Na6 30.b5 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "7"]
[White "Mandetta, Joao Danilo"]
[Black "Vizzotto, Bernardo"]
[Result "1-0"]
[ECO "A15"]
[EventDate "2012.??.??"]
[PlyCount "87"]

1.Nf3 Nf6 2.c4 g6 3.g3 Bg7 4.Bg2 O-O 5.O-O d5 6.cxd5 Nxd5 7.Nc3 Nc6 8.Qb3 
Nb6 9.d3 Bg4 10.Be3 e5 11.Ng5 Nd4 12.Qd1 c6 13.h3 Bd7 14.Nge4 Qe7 15.Qd2 
Rfe8 16.f4 f5 17.fxe5 Qxe5 18.Bf4 Qa5 19.Nd6 Nxe2+ 20.Kh2 Nxc3 21.Nxe8 
Rxe8 22.Rae1 Rxe1 23.Qxe1 Kf7 24.Bd2 Nba4 25.bxc3 Nxc3 26.d4 Bxd4 27.Rf3 
Qxa2 28.Bxc3 Bxc3 29.Qxc3 Be6 30.Rd3 a5 31.Rd2 Qb3 32.Qh8 f4 33.Qxh7+ Kf6 
34.Qh4+ g5 35.Qh6+ Kf7 36.gxf4 Qe3 37.Qh5+ Kg7 38.Qxg5+ Kf7 39.Rd8 a4 40.
Qg8+ Kf6 41.Qh8+ Kg6 42.Rf8 Bf7 43.f5+ Kg5 44.Qg7+ 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "7"]
[White "Maranhao, Jose Renato"]
[Black "Vercosa Cha, Joao Pedro"]
[Result "0-1"]
[ECO "B50"]
[EventDate "2012.??.??"]
[PlyCount "94"]

1.e4 c5 2.Nf3 d6 3.Bc4 e6 4.O-O Nf6 5.Re1 Nc6 6.d3 Be7 7.c3 O-O 8.Bb3 b5 
9.Nbd2 Bb7 10.Nf1 d5 11.e5 Nd7 12.Ng3 c4 13.Bc2 Re8 14.Bf4 Nf8 15.d4 b4 
16.Qd2 Ng6 17.Bg5 Bxg5 18.Nxg5 bxc3 19.bxc3 Nce7 20.h4 h6 21.Nf3 Rb8 22.h5
Nf8 23.Qf4 Qa5 24.Re3 Bc6 25.Nh4 Rb2 26.Bd1 Rxa2 27.Rc1 Ra1 28.Rf3 Rxc1 
29.Qxc1 Nh7 30.Bc2 Ng5 31.Rf4 Ne4 32.Rg4 Kf8 33.Nxe4 dxe4 34.Qf4 Qxc3 35.
Ng6+ Nxg6 36.hxg6 Re7 37.Bxe4 Qe1+ 38.Kh2 Qxe4 39.Qxe4 Bxe4 40.Rxe4 c3 41.
Re2 Rc7 42.Rc2 a5 43.Kg1 a4 44.Kf1 a3 45.Ke1 a2 46.Rc1 Rb7 47.Rxc3 a1=Q+ 
0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "7"]
[White "Olivares, Claudio"]
[Black "Cesarini Silva, Leonardo"]
[Result "1-0"]
[ECO "B86"]
[EventDate "2012.??.??"]
[PlyCount "58"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bc4 e6 7.Bb3 Be7 8.g4 Nc6
9.g5 Nd7 10.Bxe6 O-O 11.Bb3 Nde5 12.Nxc6 bxc6 13.Rg1 Be6 14.f4 Qb6 15.Rg3 
Bxb3 16.axb3 Nd7 17.Be3 Qc7 18.Qh5 Rfe8 19.O-O-O Nf8 20.f5 d5 21.f6 Bd6 
22.fxg7 Bxg3 23.gxf8=R+ Rxf8 24.hxg3 Qxg3 25.Bd4 Qf4+ 26.Kb1 f6 27.gxf6 
Rf7 28.Rg1+ Kf8 29.Bc5+ Ke8 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "7"]
[White "Principe, Alexander"]
[Black "Zavarce, Oscar"]
[Result "1-0"]
[ECO "B42"]
[EventDate "2012.??.??"]
[PlyCount "79"]

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.Nc3 Nc6 10.Be3 Be7 11.f4 O-O 12.a4 b6 13.Rae1 Re8 14.h3 Bb7 15.g4 Nd7
16.g5 Nb4 17.Nd4 Nc5 18.h4 d5 19.e5 Ne4 20.Bxe4 dxe4 21.h5 Bc5 22.Rd1 Rad8
23.Rf2 Nc6 24.Nxc6 Qxc6 25.Kh2 Rxd1 26.Nxd1 Rd8 27.Kg3 Qxa4 28.Bxc5 bxc5 
29.Ne3 Qa1 30.b3 Qg1+ 31.Kh3 Qh1+ 32.Kg3 Rd4 33.Rf1 Qf3+ 34.Rxf3 exf3 35.
Qe1 Re4 36.c3 h6 37.g6 fxg6 38.hxg6 h5 39.Qd2 h4+ 40.Kg4 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "7"]
[White "Proudian, Armen"]
[Black "Lopes Jr, Roberto"]
[Result "1-0"]
[ECO "B40"]
[EventDate "2012.??.??"]
[PlyCount "109"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Bb4 6.e5 Ne4 7.Qg4 Nxc3 8.a3 
Bf8 9.bxc3 d6 10.Qg3 dxe5 11.Qxe5 Qf6 12.Qe4 a6 13.Be2 Bd6 14.O-O Nd7 15.
Rb1 O-O 16.Rd1 Nc5 17.Qf3 Qxf3 18.Bxf3 Rb8 19.Nb3 Nxb3 20.cxb3 Bc7 21.Be3 
e5 22.Ba7 Ra8 23.Bc5 Re8 24.Bd5 Rb8 25.Ba7 Ra8 26.Be3 Rb8 27.c4 Bf5 28.Rb2
b6 29.Rbd2 h6 30.b4 Red8 31.a4 Be6 32.Bxe6 fxe6 33.Rd7 Rxd7 34.Rxd7 Rd8 
35.Rxd8+ Bxd8 36.b5 axb5 37.cxb5 Bc7 38.Kf1 Kf7 39.Ke2 Ke7 40.Kd3 Kd6 41.
Ke4 Ke7 42.g4 g5 43.f3 Kf6 44.Bf2 Kg6 45.Bg3 Kf6 46.h4 Bd6 47.hxg5+ hxg5 
48.Be1 Be7 49.Bc3 Bd8 50.Bd2 Bc7 51.Be3 Kg6 52.Bd2 Bd6 53.a5 bxa5 54.Bxa5 
Bb8 55.Bd8 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "7"]
[White "Santiago, Yago"]
[Black "Gemy, Jose Daniel"]
[Result "0-1"]
[ECO "C10"]
[EventDate "2012.??.??"]
[PlyCount "74"]

1.e4 e6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bd7 5.Nf3 Bc6 6.Bd3 Nd7 7.Qe2 Be7 8.Bd2 
Ngf6 9.O-O-O Nxe4 10.Bxe4 Bxe4 11.Qxe4 c6 12.Ne5 Nxe5 13.dxe5 Qd5 14.Qxd5 
cxd5 15.Kb1 f6 16.Bc3 f5 17.h4 Rc8 18.Bd4 a6 19.h5 Kf7 20.f4 g6 21.g4 fxg4
22.Rdg1 gxh5 23.f5 exf5 24.e6+ Kg6 25.Bxh8 Rxh8 26.Re1 Re8 27.c4 d4 28.Kc2
h4 29.Kd3 h3 30.b4 Kg5 31.c5 Kh4 32.Rhf1 Kg5 33.Rh1 h5 34.a4 h4 35.Kc4 g3 
36.b5 axb5+ 37.axb5 Rc8 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "7"]
[White "Torres, Juan Camilo"]
[Black "Martinez, Jose Eduardo"]
[Result "0-1"]
[ECO "A32"]
[EventDate "2012.??.??"]
[PlyCount "134"]

1.d4 Nf6 2.c4 c5 3.Nf3 cxd4 4.Nxd4 e6 5.Nc3 Bb4 6.Bd2 Nc6 7.Nc2 Bc5 8.Be3 
Qe7 9.Bxc5 Qxc5 10.e3 O-O 11.Be2 Rd8 12.a3 d5 13.b4 Qe7 14.c5 e5 15.O-O d4
16.exd4 Nxd4 17.Nxd4 Rxd4 18.Qc2 Bd7 19.Rad1 b6 20.Nb5 Bxb5 21.Bxb5 bxc5 
22.Qxc5 Qxc5 23.bxc5 Rc8 24.Rxd4 exd4 25.c6 Ne4 26.Re1 Nc5 27.Re5 Ne6 28.
Kf1 Kf8 29.Ba4 Ke7 30.Ra5 Rc7 31.Rd5 Nd8 32.Rxd4 Nxc6 33.Rc4 Kd6 34.g3 Ne5
35.Rxc7 Kxc7 36.Bb3 f6 37.Ke2 Kd6 38.f4 Nc6 39.Kd3 Kc5 40.Ke4 f5+ 41.Kd3 
Ne7 42.Be6 Kd6 43.Bf7 Kc5 44.Kc3 h6 45.Bb3 Nc8 46.Bc2 Nd6 47.Bd3 g6 48.Bc2
Nb5+ 49.Kd3 Nxa3 50.Bb3 Nb5 51.Bf7 g5 52.fxg5 hxg5 53.h4 gxh4 54.gxh4 Kd6 
55.Bc4 Nc7 56.Ke3 Ke5 57.h5 Ne6 58.h6 Ng5 59.Bg8 f4+ 60.Kd3 Kf6 61.Bd5 Kg6
62.Kc4 f3 63.Kb5 f2 64.Bc4 Nf3 65.Ka6 Ne5 66.Bb5 Nc6 67.Bf1 Kxh6 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "7"]
[White "Vasconcelos, Paulo Cesar"]
[Black "Sztokbant, Bernardo"]
[Result "0-1"]
[ECO "D31"]
[EventDate "2012.??.??"]
[PlyCount "126"]

1.d4 d5 2.c4 e6 3.cxd5 exd5 4.Nc3 Be7 5.Qc2 c6 6.Nf3 g6 7.Bf4 Bf5 8.Qb3 
Qb6 9.e3 Qxb3 10.axb3 Nd7 11.Kd2 Ngf6 12.Bd3 Bxd3 13.Kxd3 Nh5 14.Bg3 O-O 
15.Ne2 f5 16.Nf4 Nxf4+ 17.Bxf4 Nf6 18.Bg5 Rfe8 19.Bxf6 Bxf6 20.Rhc1 g5 21.
g3 h5 22.Nd2 Re7 23.Ra2 Kf7 24.f4 g4 25.b4 a6 26.Nb3 h4 27.Nc5 Rh8 28.b3 
hxg3 29.hxg3 Rh3 30.Rg2 Ke8 31.Kd2 Reh7 32.Rcg1 Be7 33.Nd3 Kd8 34.Kc3 Kc7 
35.Rf1 Kb6 36.Ne5 Kb5 37.Nd3 Rh2 38.Rff2 Rh1 39.Ra2 R7h3 40.Nf2 Re1 41.
Nxh3 gxh3 42.Rge2 Bxb4+ 43.Kd3 Rd1+ 44.Kc2 Rg1 45.Kd3 Rxg3 46.Ra1 Bd6 47.
Kc2 b6 48.Rh1 c5 49.Rd1 c4 50.Rb1 Kc6 51.bxc4 dxc4 52.Rd1 a5 53.e4 fxe4 
54.Rxe4 Rg2+ 55.Kc3 Kd5 56.Re5+ Bxe5 57.dxe5+ Ke4 58.e6 Re2 59.Rh1 Re3+ 
60.Kxc4 Kxf4 61.Kd5 Kg3 62.Kd6 Kg2 63.Rb1 h2 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "7"]
[White "Zarate, Fernando"]
[Black "Nolasco, Vitor"]
[Result "1/2-1/2"]
[ECO "D13"]
[EventDate "2012.??.??"]
[PlyCount "34"]

1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.cxd5 cxd5 5.Nc3 Nc6 6.Bf4 a6 7.e3 e6 8.Bd3 Bd6
9.Ne5 Qc7 10.O-O O-O 11.Rc1 Bd7 12.Bg5 Be7 13.f4 g6 14.g4 Qd8 15.h4 Kg7 
16.h5 Ng8 17.Bxe7 Ngxe7 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "8"]
[White "Barbosa, Evandro Amorim"]
[Black "Martinez, Jose Eduardo"]
[Result "1-0"]
[ECO "B52"]
[EventDate "2012.??.??"]
[PlyCount "75"]

1.e4 c5 2.Nf3 d6 3.Bb5+ Bd7 4.Bxd7+ Qxd7 5.O-O Nf6 6.Qe2 Nc6 7.Rd1 g6 8.c3
Bg7 9.d4 cxd4 10.cxd4 d5 11.e5 Ne4 12.Ne1 h6 13.Nc3 Nxc3 14.bxc3 O-O 15.
Nd3 b6 16.Nf4 e6 17.Rd3 Ne7 18.Rh3 Rfc8 19.g4 Rc4 20.Qd3 Rac8 21.Ne2 Qc7 
22.Bxh6 Bxh6 23.Rxh6 Rxc3 24.Nxc3 Qxc3 25.Qxc3 Rxc3 26.Rd1 Nc6 27.Kg2 Na5 
28.h4 Rc2 29.h5 Kg7 30.g5 gxh5 31.Rd3 Nc6 32.Rxh5 Rxa2 33.Rdh3 Ne7 34.Rh8 
a6 35.g6 Kxg6 36.Re8 Nc6 37.Rg8+ Kf5 38.Rf3+ 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "8"]
[White "Barros, Guilherme"]
[Black "Lopes Jr, Roberto"]
[Result "0-1"]
[ECO "B92"]
[EventDate "2012.??.??"]
[PlyCount "34"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 Nbd7 7.a4 Qc7 8.O-O 
g6 9.Bg5 Bg7 10.f4 O-O 11.Bf3 Qb6 12.Rb1 e5 13.Ne2 exd4 14.Nxd4 Nxe4 15.c3
Nxg5 16.fxg5 Ne5 17.Bd5 Nc6 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "8"]
[White "Cesarini Silva, Leonardo"]
[Black "Vercosa Cha, Joao Pedro"]
[Result "1-0"]
[ECO "E85"]
[EventDate "2012.??.??"]
[PlyCount "57"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 e5 7.Nge2 Nc6 8.d5 Ne7 
9.Qd2 Nd7 10.g4 f6 11.h4 Rf7 12.O-O-O b6 13.Ng3 Nf8 14.Bh6 Kh8 15.Be2 Ng8 
16.Bxg7+ Kxg7 17.f4 Rb8 18.f5 Ra8 19.Rdg1 Bd7 20.g5 Bc8 21.gxf6+ Nxf6 22.
h5 Kg8 23.hxg6 hxg6 24.Qg5 N8h7 25.Qxg6+ Rg7 26.Qh6 Qf8 27.Bh5 Ng5 28.Bg6 
Nf7 29.Qh4 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "8"]
[White "Cuellar, Diego"]
[Black "Espinoza, Willyam"]
[Result "1/2-1/2"]
[ECO "C58"]
[EventDate "2012.??.??"]
[PlyCount "90"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 Na5 6.Bb5+ c6 7.dxc6 bxc6 8.
Bd3 h6 9.Ne4 Nh5 10.Nbc3 Nf4 11.Bf1 f5 12.Ng3 Bd6 13.d4 Qe7 14.dxe5 Bxe5 
15.Be2 Nxg2+ 16.Kf1 Nh4 17.f4 Bc7 18.a3 O-O 19.b4 Nb7 20.Bc4+ Kh8 21.Qe2 
Qxe2+ 22.Ncxe2 Nd6 23.Bd3 Be6 24.Bb2 Bd5 25.Rg1 Nf3 26.Nh5 Nxh2+ 27.Kf2 
Bb6+ 28.Kg3 Bxg1 29.Bxg7+ Kh7 30.Bxf8 Rxf8 31.Rxg1 Nf3 32.Rd1 Kg6 33.Nc3 
Nd4 34.Nxd5 cxd5 35.Kh4 Nf3+ 36.Kg3 Nd4 37.Kh4 Nf3+ 38.Kh3 Re8 39.Ng3 Re1 
40.Rxe1 Nxe1 41.Ne2 Nxd3 42.cxd3 Kf6 43.Nd4 Nb7 44.Nc6 a6 45.Kh4 Nd6 
1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "8"]
[White "Garkauskas, Otto"]
[Black "Awoki, Daniel"]
[Result "1-0"]
[ECO "D31"]
[EventDate "2012.??.??"]
[PlyCount "59"]

1.d4 d5 2.c4 e6 3.Nc3 c6 4.e3 Nf6 5.b3 Nbd7 6.Bb2 Bd6 7.Nf3 O-O 8.Bd3 Re8 
9.O-O e5 10.dxe5 Nxe5 11.Nxe5 Bxe5 12.h3 Bc7 13.Ne2 Qd6 14.Ng3 b6 15.cxd5 
Nxd5 16.Bc4 Nb4 17.Qf3 Qg6 18.Nh5 Be5 19.Nf4 Qf6 20.Bxe5 Rxe5 21.a3 Nd5 
22.Bxd5 cxd5 23.Rfd1 Bb7 24.Rd4 Re4 25.Rad1 Rd8 26.Qxe4 Kh8 27.Nxd5 Qg5 
28.Qe7 h6 29.Qxg5 hxg5 30.Nb4 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "8"]
[White "Gemy, Jose Daniel"]
[Black "Principe, Alexander"]
[Result "0-1"]
[ECO "A57"]
[EventDate "2012.??.??"]
[PlyCount "74"]

1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.b6 Qxb6 6.Nc3 g6 7.Nf3 Bg7 8.e4 d6 9.
Nd2 Nbd7 10.Nc4 Qc7 11.Be2 Nb6 12.Ne3 O-O 13.O-O Bb7 14.Rb1 e6 15.b3 exd5 
16.exd5 Rfe8 17.Bb2 Nfd7 18.Qc2 f5 19.g3 Nf6 20.Bf3 Qf7 21.Rbd1 Nfd7 22.
Ne2 Bxb2 23.Qxb2 g5 24.Bg2 f4 25.Ng4 Qg6 26.h3 Rf8 27.Nh2 Rae8 28.Kh1 Ne5 
29.gxf4 gxf4 30.Nf3 Bc8 31.Rg1 Kh8 32.Kh2 Nd7 33.Bh1 Qh6 34.Nxe5 Nxe5 35.
Rd3 f3 36.Rg3 fxe2 37.Rde3 Rxf2+ 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "8"]
[White "Goncalves, Ivan"]
[Black "Olivares, Claudio"]
[Result "1-0"]
[ECO "E92"]
[EventDate "2012.??.??"]
[PlyCount "89"]

1.Nf3 Nf6 2.c4 g6 3.d4 Bg7 4.Nc3 O-O 5.e4 d6 6.Be2 e5 7.Be3 Ng4 8.Bg5 f6 
9.Bh4 g5 10.Bg3 Nh6 11.dxe5 fxe5 12.h4 g4 13.Nh2 Qd7 14.Nd5 Nc6 15.Ne3 Nd4
16.Nhxg4 Nxg4 17.Bxg4 Qe7 18.Bxc8 Raxc8 19.Qd3 c6 20.Nc2 Ne6 21.O-O-O Rfd8
22.Kb1 a6 23.Ne3 Nd4 24.Nc2 Ne6 25.Ne3 Nd4 26.Nc2 b5 27.Nxd4 exd4 28.Rc1 
Kh8 29.Rhe1 bxc4 30.Rxc4 c5 31.f4 Rb8 32.e5 d5 33.Rc2 Qa7 34.Bf2 Re8 35.h5
Rb5 36.h6 Bxh6 37.f5 Qf7 38.e6 Qf8 39.Rh1 Bg5 40.f6 h6 41.Qg6 d3 42.Qxg5 
dxc2+ 43.Kc1 Kh7 44.Qf5+ Kh8 45.Qg6 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "8"]
[White "Goncalves, Leonardo"]
[Black "Finol, David"]
[Result "0-1"]
[ECO "A00"]
[EventDate "2012.??.??"]
[PlyCount "78"]

1.c3 f5 2.d3 Nf6 3.Nf3 e6 4.Nbd2 Bc5 5.e4 fxe4 6.Nxe4 Nxe4 7.dxe4 O-O 8.
Bd3 Nc6 9.O-O Qf6 10.Kh1 d6 11.Ng5 Ne5 12.f4 Nxd3 13.Qxd3 Bd7 14.b4 Bb6 
15.e5 Qf5 16.Qxf5 Rxf5 17.a4 a5 18.exd6 cxd6 19.b5 d5 20.Nf3 Bc7 21.Nd4 
Rf6 22.Bd2 Raf8 23.g3 e5 24.Ne2 Bg4 25.Rac1 g5 26.f5 Bxf5 27.Be3 Be4+ 28.
Kg1 Rxf1+ 29.Rxf1 Rxf1+ 30.Kxf1 Bc2 31.c4 d4 32.Bxg5 Bxa4 33.Nc1 Bc2 34.c5
b6 35.cxb6 Bxb6 36.Bf6 e4 37.Ke1 Kf7 38.Bg5 Ba4 39.Bd2 e3 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "8"]
[White "Japiassu, Ricardo"]
[Black "Almeida, Heitor"]
[Result "0-1"]
[ECO "A30"]
[EventDate "2012.??.??"]
[PlyCount "114"]

1.Nf3 Nf6 2.c4 c5 3.Nc3 e6 4.g3 b6 5.Bg2 Bb7 6.O-O Be7 7.Rb1 O-O 8.a3 Qc8 
9.d3 Nc6 10.Ne1 Rd8 11.Nc2 d5 12.cxd5 exd5 13.Bg5 Qf5 14.Bxf6 Bxf6 15.Ne3 
Qg5 16.Nexd5 Bd4 17.Qc1 Qe5 18.Qf4 Bxc3 19.Nxc3 Qxf4 20.gxf4 Rd4 21.Be4 
Na5 22.Nb5 Rd7 23.Bxb7 Nxb7 24.Rfd1 a6 25.Nc3 Rad8 26.Kf1 Rd4 27.b4 b5 28.
bxc5 Nxc5 29.Rb4 g6 30.Rdb1 Ne6 31.f5 gxf5 32.Rxd4 Rxd4 33.Rb4 Rd6 34.Ke1 
Nd4 35.Kd2 Kg7 36.a4 bxa4 37.Nxa4 Ne6 38.Rb6 Rxb6 39.Nxb6 Kf6 40.Ke3 Ke5 
41.f4+ Kd6 42.d4 Nc7 43.Nc8+ Ke6 44.Kf3 Nb5 45.e3 Nc3 46.Nb6 a5 47.Kf2 a4 
48.Nc4 Nb5 49.d5+ Kd7 50.e4 fxe4 51.Ke3 f5 52.Kd2 Nd4 53.Ne3 Kd6 54.Kc3 
Ne2+ 55.Kc4 Nxf4 56.Nxf5+ Ke5 57.Nd4 Nxd5 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "8"]
[White "Jonas, Tiago Silva"]
[Black "Machado, Fernando"]
[Result "1-0"]
[ECO "B34"]
[EventDate "2012.??.??"]
[PlyCount "62"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.Nc3 Bg7 6.Be3 Nf6 7.Be2 O-O 8.Nb3 
d6 9.f4 Na5 10.g4 Be6 11.g5 Ne8 12.h4 Bc4 13.h5 Bxe2 14.Qxe2 Nxb3 15.axb3 
Qd7 16.Qh2 Qg4 17.hxg6 fxg6 18.Qxh7+ Kf7 19.f5 gxf5 20.exf5 Rh8 21.Qg6+ 
Kf8 22.Rxh8+ Bxh8 23.Kd2 Qg2+ 24.Kd3 Bxc3 25.bxc3 Qd5+ 26.Bd4 Qf3+ 27.Kd2 
Qf4+ 28.Be3 Qe5 29.Qh6+ Qg7 30.Rh1 Kf7 31.Qe6+ Kf8 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "8"]
[White "Leiva, Giuseppe"]
[Black "Henriquez, Cristobal"]
[Result "1-0"]
[ECO "A43"]
[EventDate "2012.??.??"]
[PlyCount "87"]

1.d4 Nf6 2.Nf3 c5 3.d5 d6 4.Nc3 g6 5.e4 Bg7 6.Nd2 O-O 7.Be2 Na6 8.O-O Nc7 
9.a4 b6 10.Nc4 Bb7 11.Bf4 Re8 12.Re1 Rb8 13.Qd2 Nd7 14.Bf1 Ba6 15.Nb5 Bxb5
16.axb5 Rb7 17.Bxd6 exd6 18.Nxd6 Rb8 19.Nxe8 Nxe8 20.Rxa7 Nd6 21.b3 Nc8 
22.Ra2 Qf6 23.g3 g5 24.Bg2 g4 25.Qf4 Ne5 26.Qxf6 Bxf6 27.Rd1 Nd6 28.c4 h5 
29.Kf1 Kg7 30.Ra6 Bd8 31.Rda1 f6 32.Ra8 Rxa8 33.Rxa8 Ndf7 34.Ke2 Kf8 35.f4
Nd7 36.h3 Ke7 37.Ke3 Kd6 38.hxg4 hxg4 39.Bf1 f5 40.e5+ Ndxe5 41.fxe5+ Kxe5
42.Bd3 Kf6 43.Rxd8 Nxd8 44.Kf4 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "8"]
[White "Mamani, Joan Franco"]
[Black "Gotz, Klaus"]
[Result "1-0"]
[ECO "B20"]
[EventDate "2012.??.??"]
[PlyCount "111"]

1.e4 c5 2.Ne2 g6 3.g3 Nc6 4.Bg2 Bg7 5.c3 e6 6.d4 cxd4 7.cxd4 d5 8.exd5 
exd5 9.Nbc3 Nge7 10.O-O O-O 11.Bg5 Be6 12.Qd2 Qd7 13.Bh6 Bh3 14.Bxg7 Kxg7 
15.Nf4 Bxg2 16.Kxg2 Rad8 17.Rfe1 Qc7 18.Rad1 Qa5 19.g4 h6 20.Re3 Ng8 21.
Nfe2 b5 22.a3 b4 23.axb4 Qxb4 24.Rh3 Rfe8 25.Nf4 Nce7 26.Re1 Rb8 27.Re2 
Qd6 28.Re5 Qb4 29.Re2 Qd6 30.Re5 Qb4 31.Nfxd5 Nxd5 32.Rxd5 Qxb2 33.Qf4 Qb7
34.Rf3 Rbc8 35.Rc5 Qd7 36.Rxc8 Rxc8 37.d5 Rd8 38.h3 Qe7 39.Qd4+ f6 40.Ne4 
Re8 41.Nc5 Qe5 42.Qd3 Ne7 43.Re3 Qd6 44.Qd4 Nxd5 45.Rxe8 Nf4+ 46.Qxf4 Qxf4
47.Ne6+ Kf7 48.Nxf4 Kxe8 49.Nxg6 a5 50.Nf4 a4 51.Ne2 Kd7 52.Kf3 Kd6 53.Ke4
a3 54.Nc1 Kc5 55.Kd3 Kb4 56.Kd4 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "8"]
[White "Mandetta, Joao Danilo"]
[Black "Chiari, Arthur Gontijo"]
[Result "0-1"]
[ECO "A16"]
[EventDate "2012.??.??"]
[PlyCount "176"]

1.c4 Nf6 2.g3 g6 3.Bg2 d5 4.cxd5 Nxd5 5.Nc3 Nb6 6.Nf3 Bg7 7.O-O Nc6 8.d3 
O-O 9.Be3 e5 10.Qc1 Re8 11.Rd1 Nd4 12.Bg5 f6 13.Bh6 Bh8 14.Nxd4 exd4 15.
Ne4 c6 16.Re1 Qe7 17.Bf4 Be6 18.Bd6 Qd7 19.Ba3 Bd5 20.Qf4 f5 21.Nc5 Qf7 
22.Bf1 Rad8 23.b3 Be5 24.Qd2 Nc8 25.Na4 Nd6 26.Bg2 Bxg2 27.Kxg2 Nb5 28.Bb2
Nc7 29.Rac1 Qd5+ 30.Kg1 Bd6 31.e4 dxe3 32.fxe3 Be5 33.Rc5 Qd6 34.Rxe5 Rxe5
35.Bxe5 Qxe5 36.d4 Qe7 37.Nc3 Ne6 38.Qd3 Ng5 39.Re2 Kg7 40.e4 fxe4 41.Nxe4
Re8 42.Nc3 Qf7 43.Kg2 Rf8 44.Rc2 Qe6 45.Rf2 Qh3+ 46.Kg1 Rxf2 47.Kxf2 Qxh2+
48.Ke1 Qh1+ 49.Kd2 Nf3+ 50.Ke3 Ng5 51.Qe2 Qg1+ 52.Kd3 Qxg3+ 53.Kc2 Qd6 54.
Qd3 Ne6 55.d5 cxd5 56.Nxd5 Qc5+ 57.Nc3 Qf5 58.Ne4 Nf4 59.Qd4+ Kh6 60.Kb2 
Ne6 61.Qe3+ Kg7 62.Qc3+ Kh6 63.Qe3+ g5 64.Nc3 b6 65.Qg3 Nf4 66.Qh2+ Qh3 
67.Qd2 Qg2 68.Kc1 Qxd2+ 69.Kxd2 Kg6 70.Ke3 h5 71.Nb5 a5 72.Nd6 h4 73.Kf3 
Nd5 74.Kg4 Nf6+ 75.Kf3 Kh5 76.Nf5 g4+ 77.Kg2 Nd5 78.Nd6 Kg5 79.a3 Kf4 80.
b4 axb4 81.axb4 Nxb4 82.Nc4 Nd5 83.Kh1 b5 84.Nd2 b4 85.Kh2 Ne3 86.Kg1 g3 
87.Kh1 h3 88.Nb3 Ng4 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "8"]
[White "Massarioli, Felipe"]
[Black "Mendonca, Mateus Nakajo"]
[Result "1/2-1/2"]
[ECO "D13"]
[EventDate "2012.??.??"]
[PlyCount "111"]

1.d4 d5 2.c4 c6 3.cxd5 cxd5 4.Nc3 Nc6 5.Nf3 Nf6 6.Bf4 Ne4 7.e3 Nxc3 8.bxc3
g6 9.Bd3 Bg7 10.O-O O-O 11.Qb3 b6 12.Rac1 Bb7 13.Qa3 Na5 14.Nd2 Rc8 15.Rc2
a6 16.Be2 b5 17.Nb3 Nc4 18.Bxc4 dxc4 19.Nc5 Qb6 20.Nxb7 Qxb7 21.Qa5 Rfd8 
22.a4 Rd5 23.Ra2 bxa4 24.Qxa4 a5 25.Rfa1 e5 26.Bg3 exd4 27.exd4 Rb5 28.h3 
Qd5 29.Qc2 Ra8 30.Ra4 Rb3 31.Bc7 Re8 32.Bxa5 Qb5 33.R4a2 h5 34.Bc7 Qb7 35.
Bf4 Re4 36.Ra8+ Kh7 37.R8a7 Re1+ 38.Rxe1 Qxa7 39.Be3 Qa5 40.Rc1 Bf8 41.Qd2
Ba3 42.Rc2 Bb2 43.Qe2 Qa4 44.Qf3 Kg8 45.Bg5 Rxc3 46.Rxc3 Qa1+ 47.Kh2 Bxc3 
48.Qd5 Bxd4 49.Qxc4 Bxf2 50.Qc8+ Kh7 51.Qc1 Qe5+ 52.Qf4 Bd4 53.Qxe5 Bxe5+ 
54.Kg1 f6 55.Be3 g5 56.g4 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "8"]
[White "Miquelin, Nicolas"]
[Black "Nolasco, Vitor"]
[Result "1/2-1/2"]
[ECO "A38"]
[EventDate "2012.??.??"]
[PlyCount "52"]

1.c4 Nf6 2.Nc3 c5 3.g3 g6 4.Bg2 Bg7 5.Nf3 Nc6 6.O-O O-O 7.e3 d6 8.d4 Bg4 
9.h3 Bxf3 10.Bxf3 Nd7 11.Bxc6 bxc6 12.Re1 Qa5 13.Bd2 Qc7 14.d5 Nb6 15.b3 
cxd5 16.cxd5 c4 17.Rc1 Qd7 18.Kg2 Rfc8 19.e4 Rab8 20.b4 Qb7 21.a3 Qa6 22.
Ra1 Na8 23.Qc2 Nc7 24.Ra2 Nb5 25.Nxb5 Qxb5 26.Bc3 Bxc3 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "8"]
[White "Proudian, Armen"]
[Black "Gaitan, Juan Manuel"]
[Result "1/2-1/2"]
[ECO "C03"]
[EventDate "2012.??.??"]
[PlyCount "88"]

1.e4 e6 2.d4 d5 3.Nd2 Be7 4.Bd3 c5 5.dxc5 Nf6 6.Ngf3 Bxc5 7.O-O Nc6 8.c3 
dxe4 9.Nxe4 Nxe4 10.Bxe4 Qxd1 11.Rxd1 Bd7 12.Bf4 f6 13.Bd6 Bxd6 14.Rxd6 
Ke7 15.Rad1 Rad8 16.Kf1 Ne5 17.Nxe5 Bb5+ 18.Ke1 Rxd6 19.Rxd6 fxe5 20.Rd2 
b6 21.f3 g5 22.Kf2 h6 23.b3 Rc8 24.c4 Be8 25.Ke3 a5 26.g3 b5 27.cxb5 Bxb5 
28.Rc2 Rxc2 29.Bxc2 Kd6 30.a3 Kd5 31.Bd3 Bd7 32.Bc4+ Kc5 33.Ke4 Kd6 34.b4 
axb4 35.axb4 Ba4 36.Ke3 Bc6 37.Bd3 Bd5 38.Be4 Kc6 39.Bd3 Kd6 40.Be2 Bc6 
41.f4 exf4+ 42.gxf4 e5 43.fxe5+ Kxe5 44.b5 Bxb5 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "8"]
[White "Quintiliano, Renato"]
[Black "Vasconcelos, Paulo Cesar"]
[Result "1-0"]
[ECO "A20"]
[EventDate "2012.??.??"]
[PlyCount "49"]

1.c4 e5 2.g3 Nf6 3.Bg2 c6 4.d4 d6 5.Nc3 Nbd7 6.e4 exd4 7.Qxd4 Qb6 8.Qd2 h5
9.h3 Ne5 10.b3 c5 11.Nge2 g6 12.f4 Nc6 13.Bb2 Rg8 14.Nb5 Nd7 15.Nxd6+ Bxd6
16.Qxd6 Nb4 17.Qd2 Nf8 18.a3 Nc6 19.Nc3 Qxb3 20.Nd5 Qxg3+ 21.Kf1 Ne6 22.
Nf6+ Kf8 23.Qd6+ Ne7 24.Rd1 a5 25.Nd5 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "8"]
[White "Sergio Filho, Claudio S"]
[Black "Oliveira, Guilherme"]
[Result "1-0"]
[ECO "C26"]
[EventDate "2012.??.??"]
[PlyCount "119"]

1.e4 e5 2.Nc3 Nf6 3.g3 c6 4.d4 Bb4 5.Bg2 d5 6.dxe5 Nxe4 7.Bxe4 Bxc3+ 8.
bxc3 dxe4 9.Qxd8+ Kxd8 10.Bg5+ Ke8 11.O-O-O Nd7 12.Rd4 h6 13.Be3 f5 14.
exf6 Nxf6 15.Ra4 a6 16.Bd4 Bf5 17.Bxf6 gxf6 18.g4 Bh7 19.Ne2 b5 20.Rd4 c5 
21.Rd5 Rc8 22.Rd6 Ke7 23.Rhd1 a5 24.Nf4 Rhd8 25.Rxd8 Rxd8 26.Rxd8 Kxd8 27.
Ne6+ Ke7 28.Nxc5 a4 29.Kd2 Kd6 30.Nb7+ Kc7 31.Nc5 Kd6 32.Nb7+ Kc7 33.Nc5 
Kd6 34.Na6 Bg8 35.a3 Kd5 36.Nc7+ Ke5 37.Nxb5 Kf4 38.h3 Kf3 39.Nd6 Bd5 40.
c4 Bc6 41.Ke1 Kg2 42.h4 Kh3 43.Nf5 Kxg4 44.Nxh6+ Kxh4 45.Nf5+ Kg4 46.Ne7 
Bd7 47.c5 Kf4 48.c6 Bh3 49.c7 Ke5 50.c8=Q Bxc8 51.Nxc8 Kd4 52.Kd2 Kc4 53.
Nb6+ Kb5 54.Nd5 f5 55.Ne7 f4 56.Nd5 e3+ 57.fxe3 fxe3+ 58.Nxe3 Kc5 59.Kc3 
Kb5 60.Kd4 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "8"]
[White "Silverio, Taua"]
[Black "Cajahuanca, Olindo"]
[Result "0-1"]
[ECO "A07"]
[EventDate "2012.??.??"]
[PlyCount "48"]

1.Nf3 d5 2.g3 Nf6 3.Bg2 Nbd7 4.O-O e5 5.d3 Bc5 6.Nbd2 O-O 7.e4 c6 8.h3 a5 
9.a4 Qe7 10.Re1 Re8 11.Nf1 dxe4 12.dxe4 Nf8 13.c3 Ng6 14.Qc2 Be6 15.Be3 
Nd7 16.Ng5 Bc4 17.Bxc5 Nxc5 18.Nd2 Bd3 19.Qd1 Qxg5 20.Nf3 Qd8 21.Nd2 Qb6 
22.b3 Rad8 23.f3 Nxe4+ 24.Kh2 Nxc3 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "8"]
[White "Stone, Ronnie"]
[Black "Araujo, Renan"]
[Result "1/2-1/2"]
[ECO "B90"]
[EventDate "2012.??.??"]
[PlyCount "109"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be3 e5 7.Nb3 Be6 8.f3 
Nbd7 9.Qd2 h5 10.O-O-O Be7 11.Kb1 Rc8 12.h3 b5 13.Qf2 Qc7 14.Bd3 b4 15.Nd5
Bxd5 16.exd5 Ra8 17.Be4 a5 18.g4 a4 19.Nc1 a3 20.b3 Rb8 21.Nd3 Nb6 22.Bxb6
Rxb6 23.Qd2 Qb8 24.g5 Nd7 25.h4 Rb5 26.Rhf1 Nb6 27.Ne1 Na8 28.Ng2 Rc5 29.
Ne3 g6 30.Nc4 O-O 31.f4 exf4 32.Qxf4 Qc7 33.Rf3 Nb6 34.Nxb6 Qxb6 35.Rdf1 
Rc7 36.Qd2 Qc5 37.Qf2 Qxf2 38.R1xf2 Kg7 39.c4 bxc3 40.Kc2 f5 41.gxf6+ Rxf6
42.Rxf6 Bxf6 43.Rg2 g5 44.hxg5 Bd4 45.g6 h4 46.Rg4 Bf6 47.Bf5 Re7 48.Re4 
Rxe4 49.Bxe4 h3 50.b4 Kf8 51.Kb3 h2 52.Bh1 Ke7 53.Kc2 Kd8 54.Kd3 Kc7 55.
Bg2 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "8"]
[White "Sztokbant, Bernardo"]
[Black "Santiago, Yago"]
[Result "0-1"]
[ECO "B74"]
[EventDate "2012.??.??"]
[PlyCount "112"]

1.e4 g6 2.d4 Bg7 3.Nc3 c5 4.Nf3 cxd4 5.Nxd4 Nc6 6.Be3 Nf6 7.Be2 O-O 8.Nb3 
d6 9.O-O a5 10.a4 b6 11.f4 Bb7 12.Bf3 Nd7 13.Rf2 Nb4 14.Rd2 Qc8 15.Bd4 e5 
16.fxe5 Nxe5 17.Nb5 Qb8 18.c3 Na6 19.Bf2 Nc4 20.Re2 Be5 21.Nd2 Nxd2 22.
Rxd2 Nc5 23.Nxd6 Bc6 24.Bg3 Bxg3 25.hxg3 Nd7 26.Nc4 Ne5 27.Nxe5 Qxe5 28.
Qe1 Rad8 29.Rad1 Rxd2 30.Qxd2 Re8 31.Qd6 Bxa4 32.Rd5 Qxd6 33.Rxd6 Rb8 34.
Kf2 Kf8 35.Ke3 Ke7 36.e5 Bd7 37.Kd4 b5 38.Bd5 b4 39.Bxf7 a4 40.Bd5 a3 41.
bxa3 b3 42.Bxb3 Rxb3 43.Ra6 Rb2 44.c4 Rxg2 45.c5 Rd2+ 46.Kc4 Be6+ 47.Kb5 
Rc2 48.Kb6 Bd7 49.e6 Kxe6 50.Kb7+ Ke7 51.c6 Rb2+ 52.Rb6 Bc8+ 53.Kc7 Rxb6 
54.Kxb6 Kd6 55.a4 h5 56.Ka7 Kxc6 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "8"]
[White "Takeda, Lucas"]
[Black "Branchini, Fernando Luis"]
[Result "1/2-1/2"]
[ECO "D30"]
[EventDate "2012.??.??"]
[PlyCount "76"]

1.d4 d5 2.Nf3 Nf6 3.c4 e6 4.cxd5 exd5 5.Bg5 Be7 6.e3 c6 7.Bd3 Ne4 8.Bxe7 
Qxe7 9.Qc2 O-O 10.O-O Bf5 11.Nc3 Nd7 12.Nd2 Rfe8 13.Rae1 Bg6 14.f3 Nxd2 
15.Qxd2 f5 16.Nd1 a5 17.Nf2 Qf6 18.Nh3 Nf8 19.Kh1 Ne6 20.f4 b6 21.Be2 Red8
22.Bf3 Bf7 23.b4 axb4 24.Qxb4 Rxa2 25.Qxb6 Be8 26.Rf2 Rda8 27.Rxa2 Rxa2 
28.Qb3 Ra5 29.Qb8 Qd8 30.Qe5 Qf6 31.Qxf6 gxf6 32.Rb1 Ra3 33.Re1 Nc7 34.Kg1
Nb5 35.Kf2 Nd6 36.Re2 Nc4 37.g4 fxg4 38.Bxg4 Nd6 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "8"]
[White "Torres, Juan Camilo"]
[Black "Lopez, Jasel"]
[Result "1-0"]
[ECO "E15"]
[EventDate "2012.??.??"]
[PlyCount "71"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 c5 6.d5 exd5 7.Nh4 g6 8.Nc3 Bg7 
9.O-O O-O 10.Bg5 Na6 11.Nxd5 Bc6 12.Qd2 Nc7 13.Rad1 Bxd5 14.cxd5 d6 15.Qf4
Re8 16.Rfe1 Rb8 17.e4 Nb5 18.Nf3 Nh5 19.Qh4 Bf6 20.Bxf6 Qxf6 21.Qxf6 Nxf6 
22.a4 Nd4 23.Nxd4 cxd4 24.f4 Rec8 25.e5 Ne8 26.Rxd4 Rc2 27.b3 Rbc8 28.Bf1 
R8c3 29.Rc4 Kf8 30.Rxc3 Rxc3 31.Bb5 dxe5 32.fxe5 Nc7 33.Bc4 Ke8 34.e6 fxe6
35.d6 Na8 36.Bb5+ 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "8"]
[White "Vizzotto, Bernardo"]
[Black "Caetano, Hugo"]
[Result "0-1"]
[ECO "B30"]
[EventDate "2012.??.??"]
[PlyCount "102"]

1.e4 c5 2.Nf3 Nc6 3.Bb5 e6 4.O-O Nge7 5.Re1 a6 6.Bf1 d5 7.exd5 Nxd5 8.c3 
Be7 9.d4 cxd4 10.cxd4 O-O 11.Nc3 Bf6 12.Bc4 Nb6 13.Bd3 Nxd4 14.Nxd4 Bxd4 
15.Ne4 h6 16.Qh5 f5 17.Nc3 Bxc3 18.bxc3 Qxd3 19.Bxh6 Qd7 20.Re3 Qf7 21.Qh3
f4 22.Re5 gxh6 23.Qxh6 Qf6 24.Rg5+ Kf7 25.Qh5+ Ke7 26.Rg6 Qf5 27.Qh4+ Kd6 
28.Rd1+ Nd5 29.Rg5 Qc2 30.Qg4 Qxc3 31.Qh5 Qf6 32.h4 Qf7 33.Qh6 Qf6 34.Qh5 
Kc7 35.Rg6 Qf5 36.Qh7+ Rf7 37.Rc1+ Kb8 38.Qh8 Ka7 39.Rg8 Nb6 40.Rg5 Qf6 
41.Qh5 Bd7 42.Rb1 Bc6 43.a4 Bxa4 44.Ra5 Rc8 45.Qf3 Qc3 46.Qh5 Rf5 47.Rxf5 
exf5 48.Qg6 Qc6 49.Qg7 f3 50.h5 Rc7 51.Qg5 Qd5 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "8"]
[White "Zarate, Fernando"]
[Black "Carvalho, Igor"]
[Result "1-0"]
[ECO "E25"]
[EventDate "2012.??.??"]
[PlyCount "87"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.f3 d5 5.a3 Bxc3+ 6.bxc3 c5 7.cxd5 Nxd5 8.Qd3 
O-O 9.e4 Ne7 10.Be3 cxd4 11.cxd4 Nbc6 12.Ne2 Qa5+ 13.Bd2 Qa4 14.Bc3 Rd8 
15.Qe3 f6 16.g4 b6 17.Rd1 Kf7 18.Ng3 Bb7 19.Bh3 g5 20.O-O e5 21.d5 Na5 22.
Nh5 Nc4 23.Qe1 Ng6 24.Bg2 Qxa3 25.f4 exf4 26.Bxf6 Qe3+ 27.Kh1 Qxe1 28.
Rdxe1 Re8 29.Bxg5 Nd6 30.Bxf4 Nxf4 31.Rxf4+ Ke7 32.e5 Kd8 33.Ng7 Re7 34.
Ne6+ Kd7 35.exd6 Kxd6 36.Rf6 Bxd5 37.Nc7+ Kxc7 38.Rxe7+ Kd8 39.Rxh7 Bxg2+ 
40.Kxg2 Ke8 41.Rh8+ Ke7 42.Rxa8 Kxf6 43.Rxa7 Ke5 44.Rb7 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "8"]
[White "Zavarce, Oscar"]
[Black "Devescovi, Pedro Paulo"]
[Result "1/2-1/2"]
[ECO "B31"]
[EventDate "2012.??.??"]
[PlyCount "103"]

1.e4 c5 2.Nf3 Nc6 3.Bb5 g6 4.O-O Bg7 5.Re1 Qb6 6.a4 a6 7.Bxc6 bxc6 8.a5 
Qb7 9.Nc3 d6 10.e5 d5 11.d3 Bg4 12.h3 Bxf3 13.Qxf3 e6 14.Qe2 Ne7 15.Na4 
Qa7 16.b3 Nf5 17.c3 h5 18.Ba3 Bf8 19.Rac1 Rb8 20.Nb6 h4 21.Rc2 Be7 22.Rd1 
Rxb6 23.axb6 Qxb6 24.Rb1 a5 25.Ra2 O-O 26.Raa1 Rb8 27.Bc1 Qc7 28.Bf4 Bd8 
29.Ra4 Rb5 30.Ra3 Qb8 31.Bh2 Bc7 32.Rb2 Kg7 33.Bf4 Kh7 34.g4 hxg3 35.fxg3 
a4 36.g4 Ng7 37.Rxa4 Rxb3 38.Rxb3 Qxb3 39.Ra7 Bb6 40.Rxf7 Qxc3 41.Kg2 Qd4 
42.Bh2 c4 43.dxc4 dxc4 44.Qe1 c3 45.Qh4+ Kg8 46.Qf6 Qd2+ 47.Kg3 Qe1+ 48.
Kg2 Qe2+ 49.Kg3 Qe1+ 50.Kg2 Qe2+ 51.Kg3 Qe1+ 52.Kg2 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "9"]
[White "Almeida, Heitor"]
[Black "Quintiliano, Renato"]
[Result "0-1"]
[ECO "D31"]
[EventDate "2012.??.??"]
[PlyCount "82"]

1.d4 d5 2.c4 e6 3.Nc3 c6 4.e4 dxe4 5.Nxe4 Bb4+ 6.Bd2 Qxd4 7.Bxb4 Qxe4+ 8.
Be2 Na6 9.Bd6 c5 10.Qd2 Bd7 11.Nf3 f6 12.O-O O-O-O 13.b4 Ba4 14.bxc5 Nxc5 
15.Qb4 Na6 16.Qxa4 Rxd6 17.Rad1 Qc6 18.Qa3 Rxd1 19.Rxd1 Nh6 20.Rd6 Qc7 21.
Rxe6 Nc5 22.Re3 Ng4 23.Rc3 Re8 24.Rc2 Kb8 25.h3 Ne5 26.Nd4 a6 27.Nf5 Ne6 
28.Rb2 Rd8 29.Qxa6 Nf4 30.Bf1 Rd2 31.Qb5 Nxh3+ 32.gxh3 Nf3+ 33.Kg2 Qh2+ 
34.Kxf3 Qxf2+ 35.Ke4 Rxb2 36.Qe8+ Ka7 37.Qa4+ Kb6 38.Bd3 g6 39.c5+ Qxc5 
40.Nd4 f5+ 41.Kf3 Rb4 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "9"]
[White "Almeida, Vitor"]
[Black "Jonas, Tiago Silva"]
[Result "0-1"]
[ECO "A86"]
[EventDate "2012.??.??"]
[PlyCount "42"]

1.d4 g6 2.c4 Bg7 3.Nc3 f5 4.g3 Nf6 5.Bg2 d6 6.d5 O-O 7.Nh3 c6 8.O-O e5 9.
dxe6 Bxe6 10.Qd3 Qe7 11.Ng5 Na6 12.Nxe6 Qxe6 13.b3 Nc5 14.Qc2 Nfe4 15.Bb2 
Nxc3 16.Bxc3 Bxc3 17.Qxc3 Qxe2 18.Rfd1 Qe5 19.Qd2 Rad8 20.Re1 Qf6 21.Re2 
Qxa1+ 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "9"]
[White "Branchini, Fernando Luis"]
[Black "Stone, Ronnie"]
[Result "1/2-1/2"]
[ECO "B25"]
[EventDate "2012.??.??"]
[PlyCount "42"]

1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.f4 d6 6.Nf3 e6 7.O-O Nge7 8.d3 O-O 
9.Be3 Rb8 10.g4 h5 11.g5 Nd4 12.Qd2 b5 13.Nd1 b4 14.Nh4 Bb7 15.c3 bxc3 16.
bxc3 Nb5 17.Rb1 Ba8 18.a4 Nc7 19.Rxb8 Qxb8 20.Qa2 Qb6 21.Rf2 Qa6 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "9"]
[White "Caetano, Hugo"]
[Black "Mamani, Joan Franco"]
[Result "1-0"]
[ECO "A53"]
[EventDate "2012.??.??"]
[PlyCount "63"]

1.d4 d6 2.c4 Nf6 3.Nc3 Nbd7 4.e4 e5 5.d5 a5 6.f3 Be7 7.Be3 O-O 8.Qd2 Nc5 
9.g4 Bd7 10.Nge2 c6 11.Bxc5 cxd5 12.Ba3 d4 13.Nb5 Ne8 14.Ng3 Bg5 15.Qd3 
Be6 16.c5 dxc5 17.Bxc5 Be7 18.Bxe7 Qxe7 19.Be2 Rc8 20.O-O Bc4 21.Qa3 Qg5 
22.Bxc4 Rxc4 23.Qd3 Rc5 24.a4 Nf6 25.Rfd1 g6 26.Qd2 Qh4 27.Rac1 Rxc1 28.
Rxc1 h5 29.gxh5 Nxh5 30.Nxh5 Qxh5 31.Qg2 f5 32.Nd6 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "9"]
[White "Devescovi, Pedro Paulo"]
[Black "Goncalves, Ivan"]
[Result "1/2-1/2"]
[ECO "D93"]
[EventDate "2012.??.??"]
[PlyCount "16"]

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Bf4 O-O 6.e3 c5 7.dxc5 Ne4 8.Rc1 Qa5
1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "9"]
[White "Espinoza, Willyam"]
[Black "Zavarce, Oscar"]
[Result "0-1"]
[ECO "B77"]
[EventDate "2012.??.??"]
[PlyCount "144"]

1.e4 c5 2.Nf3 Nc6 3.Nc3 g6 4.d4 cxd4 5.Nxd4 Bg7 6.Be3 Nf6 7.Bc4 O-O 8.Bb3 
d6 9.f3 Bd7 10.Qd2 Na5 11.h4 Rb8 12.h5 Nxb3 13.Nxb3 b5 14.Bxa7 Rc8 15.Be3 
Rc4 16.Bh6 Bxh6 17.Qxh6 e6 18.e5 dxe5 19.O-O-O Qe7 20.Qg5 Bc6 21.Qxe5 b4 
22.Ne2 Ba4 23.h6 Rfc8 24.Rd2 Bxb3 25.axb3 R4c5 26.Qf4 Nd5 27.Qd4 e5 28.Qe4
f5 29.Qxd5+ Rxd5 30.Rxd5 Qc7 31.c3 Rd8 32.Rhd1 Rxd5 33.Rxd5 Kf7 34.Rb5 
bxc3 35.Nxc3 Kf6 36.b4 Kg5 37.Rc5 Qd6 38.Kc2 Qd4 39.Rc7 Kxh6 40.b5 e4 41.
fxe4 fxe4 42.Re7 e3 43.Kb3 Qc5 44.Re6 Kg7 45.b6 Kf7 46.b7 Qa7 47.Re4 Qxb7+
48.Kc2 h5 49.g3 Qb6 50.Re7+ Kf8 51.Re4 Kg7 52.b4 g5 53.b5 Kg6 54.Rc4 e2 
55.Re4 Qf2 56.Nxe2 Kf5 57.Kd3 Qf3+ 58.Re3 Qd5+ 59.Nd4+ Kg4 60.Re2 Kxg3 61.
Rb2 h4 62.b6 Qb7 63.Rb5 g4 64.Ke3 Kh3 65.Nf5 Qd7 66.Nd4 Qe7+ 67.Kf4 Qf7+ 
68.Ke5 Qb7 69.Nf5 g3 70.Rb4 Qb8+ 71.Kd5 Qd8+ 72.Kc5 Qc8+ 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "9"]
[White "Finol, David"]
[Black "Torres, Juan Camilo"]
[Result "0-1"]
[ECO "B22"]
[EventDate "2012.??.??"]
[PlyCount "102"]

1.e4 c5 2.c3 d5 3.exd5 Qxd5 4.d4 g6 5.Nf3 Bg7 6.dxc5 Qxc5 7.Be3 Qc7 8.Be2 
Nf6 9.O-O O-O 10.Na3 a6 11.Qa4 Nbd7 12.Rfd1 Nc5 13.Nb5 Qc6 14.Qa3 b6 15.
Nbd4 Qa4 16.Qxa4 Nxa4 17.Nc6 Re8 18.Rd4 b5 19.Rd2 Ne4 20.Rc2 Bb7 21.Na5 
Bc8 22.Nd4 e5 23.Nf3 Bf5 24.Nh4 Ng3 25.Nxf5 Nxe2+ 26.Rxe2 gxf5 27.Rd1 Rad8
28.Rde1 Re6 29.Bg5 Rd3 30.Bc1 Red6 31.Kf1 Bf6 32.Nb3 Kg7 33.Re3 Rxe3 34.
Rxe3 e4 35.Re1 Kg6 36.Ke2 Bg5 37.Bxg5 Kxg5 38.Rb1 Rd3 39.Nd4 Rxc3 40.bxc3 
Nxc3+ 41.Kd2 Nxb1+ 42.Kc2 Na3+ 43.Kb3 Nc4 44.a4 Nd6 45.axb5 Nxb5 46.Nc2 f4
47.g3 fxg3 48.hxg3 Kg4 49.Ne1 h5 50.Kc4 e3 51.fxe3 Kxg3 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "9"]
[White "Gaitan, Juan Manuel"]
[Black "Mandetta, Joao Danilo"]
[Result "1-0"]
[ECO "A59"]
[EventDate "2012.??.??"]
[PlyCount "57"]

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.h3 Bg7 10.Nge2 Nbd7 11.Kg1 O-O 12.Kh2 Qa5 13.Rb1 Rfb8 14.Qc2 Ne8 15.
b3 c4 16.Be3 cxb3 17.axb3 Rc8 18.Rhc1 Qb4 19.Qd2 Nc5 20.Nd4 Bxd4 21.Qxd4 
Rab8 22.Qxb4 Rxb4 23.Na2 Rbb8 24.f3 Ra8 25.Nb4 f5 26.Nc6 Kf7 27.Bxc5 dxc5 
28.Rxc5 Nf6 29.Rbc1 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "9"]
[White "Gemy, Jose Daniel"]
[Black "Barbosa, Evandro Amorim"]
[Result "1/2-1/2"]
[ECO "D83"]
[EventDate "2012.??.??"]
[PlyCount "81"]

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Bf4 Bg7 5.e3 O-O 6.Rc1 dxc4 7.Bxc4 Nbd7 8.Nf3 
c5 9.dxc5 Nxc5 10.O-O Be6 11.Bxe6 Nxe6 12.Be5 Qa5 13.Qa4 Qxa4 14.Nxa4 Rac8
15.Nd4 Nxd4 16.Bxd4 Ne4 17.Bxg7 Kxg7 18.f3 Nd6 19.e4 Nc4 20.Rf2 Ne3 21.Re1
Nc2 22.Rd1 Ne3 23.Re1 Nc4 24.Rc1 Ne5 25.Rfc2 Rxc2 26.Rxc2 Rd8 27.Nc3 a6 
28.Kf1 b5 29.Ke2 e6 30.f4 Nc4 31.b3 Na3 32.Rd2 Rc8 33.Kd3 b4 34.Na4 Rc1 
35.Ke3 h5 36.e5 Nb5 37.Nb2 Nc3 38.Nd3 Nd5+ 39.Kd4 Rf1 40.g3 h4 41.Kc5 
1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "9"]
[White "Gotz, Klaus"]
[Black "Sergio Filho, Claudio S"]
[Result "1-0"]
[ECO "E73"]
[EventDate "2012.??.??"]
[PlyCount "65"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Bg5 c6 7.Qd2 e5 8.d5 c5 9.
g4 Qa5 10.f3 a6 11.a4 Nbd7 12.h4 Nb6 13.h5 Qb4 14.b3 h6 15.Be3 g5 16.a5 
Qxb3 17.axb6 Qxb6 18.Bd3 Bd7 19.Nge2 Qc7 20.Kf2 Rfb8 21.Ng3 b5 22.cxb5 c4 
23.b6 Rxb6 24.Bxb6 Qxb6+ 25.Qe3 Qxe3+ 26.Kxe3 cxd3 27.Kxd3 Kf8 28.Rhb1 Bc8
29.Na4 Bd7 30.Nb6 Ra7 31.Nxd7+ Nxd7 32.Nf5 Nc5+ 33.Ke3 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "9"]
[White "Henriquez, Cristobal"]
[Black "Proudian, Armen"]
[Result "0-1"]
[ECO "C25"]
[EventDate "2012.??.??"]
[PlyCount "42"]

1.e4 e5 2.Nc3 Nc6 3.g3 Bc5 4.Bg2 a6 5.Nge2 d6 6.Nd5 Nge7 7.c3 O-O 8.O-O 
Nxd5 9.exd5 Ne7 10.d4 exd4 11.Nxd4 Nf5 12.Nb3 Bb6 13.a4 Re8 14.a5 Ba7 15.
Qd3 Bd7 16.Bd2 Qf6 17.h4 Qg6 18.Qf3 Qxg3 19.h5 Qxf3 20.Bxf3 Nh4 21.Bd1 Bb5
0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "9"]
[White "Lopes Jr, Roberto"]
[Black "Goncalves, Leonardo"]
[Result "1/2-1/2"]
[ECO "B27"]
[EventDate "2012.??.??"]
[PlyCount "52"]

1.e4 c5 2.Nf3 g6 3.c3 Nc6 4.d4 cxd4 5.cxd4 d5 6.exd5 Qxd5 7.Nc3 Qa5 8.d5 
Nb4 9.a3 Bd7 10.Bf4 Na6 11.Qd4 Nf6 12.d6 Bg7 13.Be5 Qc5 14.Bxa6 Qxd4 15.
Nxd4 bxa6 16.dxe7 Kxe7 17.O-O Rhe8 18.Bxf6+ Kxf6 19.Rfe1 Rxe1+ 20.Rxe1 Re8
21.Rxe8 Bxe8 22.Kf1 Ke7 23.Nc2 Bc6 24.Ne3 Kd6 25.Ke2 Bd4 26.f3 f5 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "9"]
[White "Lopez, Jasel"]
[Black "Cesarini Silva, Leonardo"]
[Result "1-0"]
[ECO "E91"]
[EventDate "2012.??.??"]
[PlyCount "72"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 c5 7.d5 Nbd7 8.O-O Nb6 
9.h3 Nfd7 10.Be3 Ne5 11.Nd2 f5 12.f4 Nf7 13.exf5 Bxf5 14.a4 e5 15.dxe6 
Bxe6 16.a5 Nc8 17.Bf3 Rb8 18.Re1 Re8 19.Bf2 Qd7 20.Qe2 a6 21.Bd5 Nd8 22.
Bh4 Kf7 23.Nde4 h6 24.f5 Bd4+ 25.Kh1 gxf5 26.Qh5+ Kg7 27.Ng3 Nf7 28.Nxf5+ 
Bxf5 29.Rxe8 Qxe8 30.Qxf5 Ne7 31.Qg4+ Ng6 32.Rf1 Ne5 33.Bf6+ Kh7 34.Bxe5 
Nxe5 35.Be4+ Kh8 36.Qh4 Nf7 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "9"]
[White "Martinez, Jose Eduardo"]
[Black "Chiari, Arthur Gontijo"]
[Result "1/2-1/2"]
[ECO "B86"]
[EventDate "2012.??.??"]
[PlyCount "121"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bc4 e6 7.O-O Be7 8.Qf3 
O-O 9.Bb3 Nbd7 10.Qg3 Nc5 11.Bh6 Ne8 12.Rad1 Nxb3 13.cxb3 Bh4 14.Qg4 f5 
15.exf5 exf5 16.Qh5 gxh6 17.Nd5 Ng7 18.Qxh6 Bg5 19.Qh3 Bf6 20.Qh6 Bd7 21.
Rd3 Bxd4 22.Rxd4 Bc6 23.Rfd1 Bxd5 24.Rxd5 Qf6 25.Qxf6 Rxf6 26.Rxd6 Rxd6 
27.Rxd6 Re8 28.g3 Re2 29.Rb6 Re7 30.b4 Kf7 31.b5 axb5 32.Rxb5 Ke6 33.Rb6+ 
Ke5 34.a4 Ne6 35.a5 Kd5 36.a6 bxa6 37.Rxa6 Nd4 38.Kg2 Rb7 39.Rh6 Ke5 40.
Rh4 Nc2 41.Rh5 Rxb2 42.Rxh7 Ne3+ 43.Kh3 Rxf2 44.Re7+ Kd4 45.Rd7+ Ke4 46.
Ra7 Ng4 47.Ra4+ Ke5 48.Kh4 Nxh2 49.Ra5+ Ke4 50.Ra4+ Ke3 51.Ra3+ Kd4 52.
Ra4+ Ke5 53.Ra5+ Ke4 54.Ra4+ Kd5 55.Ra5+ Ke6 56.Ra6+ Ke5 57.Ra5+ Kd4 58.
Ra4+ Kc3 59.Kg5 Ng4 60.Rf4 Rxf4 61.Kxf4 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "9"]
[White "Mendonca, Mateus Nakajo"]
[Black "Sztokbant, Bernardo"]
[Result "1-0"]
[ECO "D55"]
[EventDate "2012.??.??"]
[PlyCount "143"]

1.d4 d5 2.c4 e6 3.Nc3 Be7 4.Nf3 Nf6 5.Bg5 O-O 6.e3 h6 7.Bxf6 Bxf6 8.cxd5 
exd5 9.Bd3 c6 10.O-O Nd7 11.Qc2 Re8 12.b4 Nf8 13.b5 Bd7 14.Rab1 Rc8 15.
bxc6 Bxc6 16.Rfc1 Ne6 17.Qb3 Nc7 18.a4 a6 19.Na2 Qd7 20.Bc2 b5 21.axb5 
Bxb5 22.Bd3 Rb8 23.Bxb5 Rxb5 24.Qc2 Reb8 25.Rxb5 Nxb5 26.h3 Nd6 27.Nd2 Rc8
28.Qb3 Rxc1+ 29.Nxc1 Qb5 30.Qxb5 Nxb5 31.Ndb3 Be7 32.Nd3 Nc7 33.Kf1 Kf8 
34.Ke2 Ke8 35.Kd2 Kd7 36.Na5 Nb5 37.Ne5+ Kc7 38.Kc2 f6 39.Nd3 Kb6 40.Nb3 
Nc7 41.Nbc5 Kb5 42.Kb3 Bd6 43.Na4 Kc6 44.Nc3 Nb5 45.Na2 Nc7 46.Ka4 Kb6 47.
Nc3 h5 48.Nc1 Be7 49.N1e2 Bd6 50.Ng1 Kc6 51.Nf3 Nb5 52.Ne2 Nc7 53.Nh4 Ne6 
54.Nf5 Bf8 55.Ka5 g6 56.Nh4 g5 57.Ng6 Ba3 58.h4 gxh4 59.Nxh4 Ng5 60.Nf4 
Ne4 61.Nd3 Nd2 62.Kxa6 Kd6 63.Nf5+ Kd7 64.Kb5 Bf8 65.Ng3 h4 66.Nf5 Ne4 67.
Nxh4 Ke6 68.Kc6 Bh6 69.Nc5+ Nxc5 70.Kxc5 f5 71.Ng6 Kf6 72.Nf4 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "9"]
[White "Miquelin, Nicolas"]
[Black "Zarate, Fernando"]
[Result "1/2-1/2"]
[ECO "A16"]
[EventDate "2012.??.??"]
[PlyCount "34"]

1.c4 Nf6 2.Nc3 d5 3.cxd5 Nxd5 4.e4 Nxc3 5.bxc3 g6 6.Bc4 Bg7 7.Ne2 O-O 8.
O-O c5 9.Ba3 Qa5 10.Qb3 e6 11.d4 Nd7 12.e5 b5 13.Bxe6 fxe6 14.Qxe6+ Kh8 
15.Bc1 Rb8 16.Qe7 cxd4 17.cxd4 Nb6 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "9"]
[White "Nolasco, Vitor"]
[Black "Garkauskas, Otto"]
[Result "1/2-1/2"]
[ECO "C11"]
[EventDate "2012.??.??"]
[PlyCount "25"]

1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.e5 Nfd7 5.f4 c5 6.Nf3 Nc6 7.Be3 Be7 8.Qd2 a6 
9.a4 O-O 10.Be2 f6 11.exf6 Bxf6 12.O-O b6 13.Rae1 1/2-1/2

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "9"]
[White "Principe, Alexander"]
[Black "Leiva, Giuseppe"]
[Result "0-1"]
[ECO "B94"]
[EventDate "2012.??.??"]
[PlyCount "66"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 Nbd7 7.Bc4 h6 8.Bxf6 
Nxf6 9.Qe2 e6 10.O-O Qb6 11.Nb3 Be7 12.a4 O-O 13.a5 Qc7 14.Na4 Bd7 15.Nb6 
Rad8 16.Nd4 Bc6 17.Bxe6 Bxe4 18.Bf5 d5 19.Bxe4 dxe4 20.Nf5 Bc5 21.Nc4 Rd5 
22.Ng3 Re8 23.Rfd1 Rg5 24.b3 Ng4 25.Rf1 h5 26.Ne3 Nxh2 27.Kxh2 h4 28.Kg1 
hxg3 29.Rfe1 gxf2+ 30.Qxf2 f5 31.Qh4 Qg3 32.Qxg3 Rxg3 33.Kf2 f4 0-1

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "9"]
[White "Santiago, Yago"]
[Black "Cuellar, Diego"]
[Result "1-0"]
[ECO "D99"]
[EventDate "2012.??.??"]
[PlyCount "81"]

1.Nf3 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.Qa4+ Bd7 6.Qb3 Nb6 7.d4 Bg7 8.e4 
O-O 9.Be3 Bg4 10.Rd1 N8d7 11.Be2 e6 12.h3 Bxf3 13.Bxf3 Qe7 14.O-O Rac8 15.
Na4 Nxa4 16.Qxa4 a6 17.Qb3 b5 18.Rc1 Rfd8 19.d5 exd5 20.exd5 Ne5 21.Be2 c5
22.Qa3 Qd6 23.Rxc5 Rxc5 24.Bxc5 Qxd5 25.Rd1 Qxd1+ 26.Bxd1 Rxd1+ 27.Kh2 Nd3
28.Be3 h5 29.h4 Ne5 30.Qxa6 Ng4+ 31.Kg3 b4 32.Qa4 Nxe3 33.Qe8+ Kh7 34.Qxe3
Bxb2 35.Qb3 Be5+ 36.f4 Rc1 37.fxe5 Rc3+ 38.Kf4 Rxb3 39.axb3 Kh6 40.Ke4 g5 
41.Kf5 1-0

[Event "37th Pan-American U20"]
[Site "Sao Paulo BRA"]
[Date "2012.06.??"]
[Round "9"]
[White "Vercosa Cha, Joao Pedro"]
[Black "Cajahuanca, Olindo"]
[Result "0-1"]
[ECO "C00"]
[EventDate "2012.??.??"]
[PlyCount "62"]

1.e4 e6 2.Qe2 Nf6 3.d3 d5 4.e5 Nfd7 5.Nf3 c5 6.g3 Nc6 7.Bg2 Be7 8.h4 b6 9.
Nc3 Qc7 10.Nb5 Qb8 11.Bf4 a6 12.Nd6+ Bxd6 13.exd6 b5 14.Ne5 Ncxe5 15.Bxe5 
Nxe5 16.Qxe5 O-O 17.h5 h6 18.Rh4 Ra7 19.Rg4 f6 20.Qe3 Qxd6 21.Qxh6 Qe5+ 
22.Kd2 Qxb2 23.Rh1 c4 24.dxc4 bxc4 25.Qg6 c3+ 26.Ke1 Qb1+ 27.Ke2 Qb5+ 28.
Kd1 e5 29.Rgh4 a5 30.h6 Ba6 31.Bxd5+ Qxd5+ 0-1

