[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "1"]
[White "Bastidas, Emilio"]
[Black "Feige, Jorge Luis"]
[Result "0-1"]
[ECO "E97"]
[EventDate "1997.??.??"]
[PlyCount "67"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Nf3 e5 7.O-O Nc6 8.d5 Ne7 
9.Nd2 Nd7 10.b4 f5 11.f3 f4 12.a4 g5 13.Ba3 Nf6 14.c5 Ng6 15.Nc4 Rf7 16.b5
Bf8 17.c6 b6 18.Kf2 g4 19.Ke1 Nh4 20.fxg4 Nxg2+ 21.Kd2 Bh6 22.Kc2 Nh4 23.
h3 Bg5 24.Kb3 h5 25.Ra2 Rg7 26.Rg1 Qe8 27.gxh5 Bxh3 28.Nd2 Bg2 29.Bc1 Qc8 
30.Nf3 Qh3 31.Nxh4 Bxh4 32.Bd3 f3 33.h6 Rg6 34.Bf1 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "1"]
[White "Cubas, Jose Fernando"]
[Black "Suasnabar, Jesus"]
[Result "1-0"]
[ECO "C53"]
[EventDate "1997.??.??"]
[PlyCount "75"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Qe7 5.d3 Nf6 6.b4 Bb6 7.a4 a6 8.O-O d6 9.
Be3 O-O 10.Bxb6 cxb6 11.Nbd2 Be6 12.Re1 Nd7 13.Qb3 Rae8 14.d4 Bg4 15.Bd3 
Qf6 16.b5 Ncb8 17.Qd5 Re7 18.h3 Bxf3 19.Nxf3 a5 20.Nd2 Qe6 21.Nc4 Qxd5 22.
exd5 Nf6 23.dxe5 Nxd5 24.exd6 Rxe1+ 25.Rxe1 Rd8 26.Re5 Nxc3 27.Nxb6 Kf8 
28.Rc5 Na2 29.Bc4 Nb4 30.Rc7 Rxd6 31.Rxb7 Rxb6 32.Rxb6 Nd7 33.Rb7 Ke7 34.
Bb3 Nd3 35.Ra7 Nc5 36.Bd5 Nxa4 37.Bc6 Nb6 38.Rxa5 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "1"]
[White "Della Morte, Pablo"]
[Black "Luchetta, Gediel"]
[Result "0-1"]
[ECO "B33"]
[EventDate "1997.??.??"]
[PlyCount "80"]

1.e4 c5 2.Nf3 Nc6 3.Nc3 d6 4.d4 cxd4 5.Nxd4 e5 6.Ndb5 Nf6 7.Nd5 Nxd5 8.
exd5 Ne7 9.c4 Nf5 10.Be2 Be7 11.O-O O-O 12.Kh1 a6 13.Nc3 Nd4 14.Be3 Nxe2 
15.Qxe2 f5 16.f4 Bf6 17.Rac1 Bd7 18.b4 exf4 19.Bxf4 Re8 20.Qd3 Be5 21.c5 
Qe7 22.c6 bxc6 23.dxc6 Be6 24.a4 Qf7 25.Ne2 Rec8 26.b5 axb5 27.axb5 Rab8 
28.Be3 g6 29.Nf4 Bxf4 30.Bxf4 Bd5 31.Bxd6 Ra8 32.Rfd1 Be4 33.Qc3 Ra2 34.
Rd2 Bxg2+ 35.Kxg2 Qd5+ 36.Kg1 Rxd2 37.Qc4 Qxc4 38.Rxc4 Rxd6 39.Ra4 Rd1+ 
40.Kg2 Rb1 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "1"]
[White "Esplana, Bernardo"]
[Black "Bernard, Ignacio"]
[Result "0-1"]
[ECO "B04"]
[EventDate "1997.??.??"]
[PlyCount "106"]

1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 g6 5.c4 Nb6 6.Be2 Bg7 7.O-O O-O 8.Nc3 Bg4 
9.exd6 cxd6 10.Be3 Nc6 11.b3 d5 12.c5 Nc8 13.h3 Bxf3 14.Bxf3 e6 15.Rc1 
N8e7 16.Ne2 b6 17.Ng3 Rc8 18.Qd2 Nf5 19.Nxf5 gxf5 20.b4 f4 21.Bxf4 Nxd4 
22.Bh5 Qh4 23.Bd1 bxc5 24.Bg5 Qe4 25.bxc5 Nc6 26.Re1 Qb4 27.Bc2 Qxd2 28.
Bxd2 Bb2 29.Rb1 Bd4 30.Bh6 Bg7 31.Bxg7 Kxg7 32.Rb7 a5 33.Ba4 Nd4 34.Rd1 
Ne2+ 35.Kf1 Nc3 36.Rd4 Rxc5 37.Rg4+ Kf6 38.Bb3 Nxa2 39.Bxa2 Rc1+ 40.Ke2 
Rc2+ 41.Kf3 Rxa2 42.Rf4+ Kg7 43.Rg4+ Kh8 44.Rf4 a4 45.Rfxf7 Rxf7+ 46.Rxf7 
a3 47.Re7 Ra1 48.Rxe6 a2 49.Ra6 d4 50.Kf4 d3 51.Kf5 Kg7 52.Ra7+ Kf8 53.Kf6
Ke8 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "1"]
[White "Esplana, Christian"]
[Black "Peralta, Fernando"]
[Result "1-0"]
[ECO "B43"]
[EventDate "1997.??.??"]
[PlyCount "73"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Nc3 Qc7 6.g3 Bb4 7.Ne2 Nf6 8.Bg2 
Be7 9.O-O Nc6 10.Nd4 O-O 11.a4 d6 12.Nb3 b6 13.Be3 Rb8 14.Qe2 Ne5 15.Nd4 
Nc4 16.Bc1 Re8 17.b3 Ne5 18.Bb2 Bb7 19.Rad1 Bf8 20.Kh1 Rbd8 21.f4 Ng6 22.
Qd3 e5 23.Nf5 Bc8 24.Ne3 Bb7 25.f5 Ne7 26.g4 d5 27.exd5 e4 28.Qc4 Qe5 29.
Ba1 Qb8 30.g5 Nd7 31.Nxe4 Ne5 32.Bxe5 Qxe5 33.Ng4 Qb8 34.d6 b5 35.Ngf6+ 
gxf6 36.Nxf6+ Kg7 37.Qh4 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "1"]
[White "Gallardo, Eduardo"]
[Black "Rios, Carlos"]
[Result "1-0"]
[ECO "C11"]
[EventDate "1997.??.??"]
[PlyCount "89"]

1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.e5 Nfd7 5.f4 a6 6.Nf3 c5 7.Be3 Nc6 8.Qd2 b5 9.
dxc5 Nxc5 10.Qf2 b4 11.Bxc5 bxc3 12.bxc3 Qa5 13.Bd4 Nxd4 14.Qxd4 Bd7 15.
Nd2 Rc8 16.Nb3 Qxc3+ 17.Qxc3 Rxc3 18.O-O-O Ba3+ 19.Kb1 Bb5 20.Bxb5+ axb5 
21.Rd3 Rxd3 22.cxd3 Kd7 23.Nd4 Rb8 24.Kc2 Rc8+ 25.Kb3 b4 26.Nb5 f6 27.Rf1 
Rc5 28.Nxa3 bxa3 29.Rf3 Ra5 30.d4 Ra8 31.Rg3 g6 32.Rh3 h5 33.Rg3 fxe5 34.
fxe5 Rc8 35.Rc3 Rf8 36.Rf3 Ra8 37.Rf7+ Kc6 38.Re7 Rb8+ 39.Kxa3 Kb5 40.Rxe6
Kc4 41.Rxg6 Kxd4 42.e6 Ke3 43.e7 Kf2 44.Rf6+ Kxg2 45.Rf8 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "1"]
[White "Larrea, Manuel"]
[Black "Moreira, Jairo"]
[Result "0-1"]
[ECO "B06"]
[EventDate "1997.??.??"]
[PlyCount "68"]

1.e4 g6 2.d4 Bg7 3.Nf3 d6 4.h3 c6 5.a4 a5 6.Nc3 Nf6 7.Be3 O-O 8.Be2 Nbd7 
9.O-O e5 10.dxe5 dxe5 11.Qd6 Re8 12.Rad1 Bf8 13.Qd3 Qe7 14.Bg5 Qb4 15.Nd2 
Qxb2 16.Nc4 Qb4 17.Rb1 Qe7 18.f4 exf4 19.Kh1 Nc5 20.Qd4 Ne6 21.Qxf6 Nxg5 
22.Qxf4 Bg7 23.h4 Ne6 24.Qg3 Nc5 25.Nb6 Be5 26.Qf2 Bxc3 27.Nxa8 Nxe4 28.
Qf4 Bf5 29.Bd3 Be5 30.Qh6 Ng3+ 31.Kg1 Bd4+ 32.Kh2 Nxf1+ 33.Rxf1 Bxd3 34.
Nc7 Qxc7+ 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "1"]
[White "Moreda, Lucas"]
[Black "Gutierrez, Renzo"]
[Result "0-1"]
[ECO "B22"]
[EventDate "1997.??.??"]
[PlyCount "94"]

1.e4 c5 2.c3 Nf6 3.e5 Nd5 4.Nf3 Nc6 5.d4 cxd4 6.cxd4 d6 7.Nc3 dxe5 8.dxe5 
Nxc3 9.Qxd8+ Nxd8 10.bxc3 Bd7 11.Be3 g6 12.Nd4 Rc8 13.Kd2 Bg7 14.f4 O-O 
15.Be2 f6 16.exf6 Bxf6 17.Rab1 b6 18.Rhc1 Nb7 19.Bf3 Nd6 20.Bd5+ Kh8 21.c4
Nf5 22.Nxf5 Bxf5 23.Rb3 Rfd8 24.Ke2 e6 25.Bf3 e5 26.fxe5 Bxe5 27.Bd5 Rd6 
28.Kf2 Kg7 29.Re1 Bf6 30.a4 Rd7 31.Re2 Re7 32.a5 bxa5 33.Ra2 Rce8 34.Bc5 
Rc7 35.Bd6 Bd4+ 36.Kf3 Rd7 37.Bc6 Be4+ 38.Bxe4 Rxd6 39.Rb7+ Kh6 40.Rf7 
Rde6 41.Re2 a4 42.h4 a3 43.g4 R8e7 44.g5+ Kh5 45.Rxe7 Rxe7 46.Kg3 Rxe4 47.
Rxe4 a2 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "1"]
[White "Raineri, Pablo"]
[Black "Lobos, Miguel"]
[Result "1-0"]
[ECO "D06"]
[EventDate "1997.??.??"]
[PlyCount "128"]

1.d4 d5 2.c4 Bf5 3.Nc3 e6 4.cxd5 exd5 5.Qb3 Nc6 6.Bf4 Bb4 7.e3 a6 8.Nf3 
Nge7 9.Be2 O-O 10.O-O Qd7 11.Rfd1 Rfd8 12.Rac1 h6 13.Ne5 Nxe5 14.Bxe5 Bxc3
15.Qxc3 c6 16.b4 Rdc8 17.a4 b6 18.Qb2 Qb7 19.Rc3 Bd7 20.Rdc1 Ng6 21.Bg3 
Ne7 22.b5 axb5 23.axb5 Ra5 24.Bd6 Nf5 25.Bb4 Raa8 26.bxc6 Rxc6 27.h3 Rac8 
28.R1c2 Rxc3 29.Rxc3 Rxc3 30.Qxc3 Bc6 31.Ba3 Nh4 32.Qb4 Ng6 33.Bd3 b5 34.
h4 Qb8 35.h5 Nf8 36.Qc5 Qa8 37.Bf5 Nd7 38.Qe7 Nb6 39.Bc5 Nc4 40.Bd7 Na5 
41.Bxc6 Nxc6 42.Qd6 Na5 43.Qb6 Nc4 44.Qxb5 Nd2 45.Qb2 Nc4 46.Qe2 Qa1+ 47.
Kh2 Qc1 48.Qf3 Qe1 49.Qxd5 Nd2 50.Qf5 Nf1+ 51.Kh3 Nd2 52.d5 Qh1+ 53.Kg3 
Nf1+ 54.Kf3 Nh2+ 55.Ke2 Qf1+ 56.Kd2 Qc4 57.d6 Nf1+ 58.Kd1 Qa2 59.Qd3 Qa1+ 
60.Ke2 Nh2 61.d7 Qa2+ 62.Kd1 Qa4+ 63.Kc1 Qa1+ 64.Kc2 Qa4+ 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "1"]
[White "Rioseco, Fernan"]
[Black "Marques, Vinicius"]
[Result "1-0"]
[ECO "E61"]
[EventDate "1997.??.??"]
[PlyCount "110"]

1.d4 Nf6 2.Nf3 g6 3.c4 Bg7 4.Nc3 O-O 5.Bg5 d6 6.e3 c6 7.Be2 Nbd7 8.O-O h6 
9.Bh4 g5 10.Bg3 Nh5 11.Nd2 Nxg3 12.hxg3 f5 13.Nf3 e5 14.dxe5 dxe5 15.e4 f4
16.Na4 fxg3 17.fxg3 Qe7 18.Nd2 Rxf1+ 19.Nxf1 Nc5 20.Nxc5 Qxc5+ 21.Kh2 Be6 
22.Rc1 Rf8 23.Bg4 Bxg4 24.Qxg4 Rf2 25.Qe6+ Kh7 26.Rd1 Rf6 27.Qg4 Kg6 28.
Nd2 h5 29.Qe2 g4 30.Rf1 Qf8 31.Rxf6+ Qxf6 32.c5 Qg5 33.Qf2 Qf6 34.Qxf6+ 
Kxf6 35.Nc4 Bf8 36.b4 b6 37.cxb6 axb6 38.Nxb6 Bxb4 39.Nc4 Ke6 40.a4 Bc3 
41.Kg1 Bd4+ 42.Kf1 Kd7 43.Ke2 Kc7 44.Kd3 Kb7 45.Nd6+ Ka6 46.Kc4 Ka5 47.Nf5
Bf2 48.Ng7 Bxg3 49.Nxh5 Bf2 50.Nf6 g3 51.Nd7 Bd4 52.Nc5 Bf2 53.Nd3 Bd4 54.
Nb4 c5 55.Nd3 Kxa4 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "1"]
[White "Salas, Christian"]
[Black "Oliva, Jose Daniel"]
[Result "1-0"]
[ECO "C48"]
[EventDate "1997.??.??"]
[PlyCount "80"]

1.e4 e5 2.Nc3 Nf6 3.Nf3 Nc6 4.Bb5 Bc5 5.O-O O-O 6.Bxc6 dxc6 7.d3 Qd6 8.h3 
h6 9.Be3 Bxe3 10.fxe3 c5 11.Qe1 Re8 12.Nh4 Qc6 13.b3 Qd6 14.Nf5 Bxf5 15.
Rxf5 g6 16.Rf3 c6 17.Qf2 Kg7 18.Rf1 Re6 19.Ne2 Rf8 20.g4 Qe7 21.Qg2 Nh7 
22.R3f2 Rf6 23.Ng3 Rxf2 24.Qxf2 Rd8 25.Kg2 Rd6 26.Qe1 Rf6 27.a4 Rxf1 28.
Nxf1 Qf6 29.Nh2 Nf8 30.Qa5 h5 31.Qxc5 b6 32.Qc3 hxg4 33.Nxg4 Qg5 34.Qxe5+ 
Qxe5 35.Nxe5 c5 36.a5 Kf6 37.Nc6 bxa5 38.Nxa7 Ne6 39.Nc6 Nc7 40.Nxa5 Nb5 
1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "1"]
[White "Samame, Juan Jose"]
[Black "Rivera, Guillermo"]
[Result "1-0"]
[ECO "D03"]
[EventDate "1997.??.??"]
[PlyCount "73"]

1.d4 Nf6 2.Nf3 g6 3.Bg5 Bg7 4.Nbd2 d5 5.e3 O-O 6.Bd3 Nbd7 7.c3 h6 8.Bh4 
Qe8 9.O-O e5 10.Bxf6 Bxf6 11.e4 dxe4 12.Nxe4 Bg7 13.Qb3 Kh8 14.dxe5 Nxe5 
15.Nxe5 Qxe5 16.Rae1 c6 17.Qb4 Qc7 18.Ng3 c5 19.Qh4 Qb6 20.Re2 Be6 21.Bb1 
c4 22.Rfe1 Rae8 23.Qf4 a5 24.h4 h5 25.Qg5 Bd7 26.Qd2 Rxe2 27.Nxe2 Bg4 28.
Nd4 Qf6 29.Be4 Bc8 30.Bd5 Qxh4 31.Bxc4 Qf6 32.Nf3 Bf5 33.Qf4 Qc6 34.Bb3 
Re8 35.Rd1 Re4 36.Rd8+ Kh7 37.Ng5+ 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "1"]
[White "Uribe, Mauricio"]
[Black "Clavijo, Walter"]
[Result "1-0"]
[ECO "C42"]
[EventDate "1997.??.??"]
[PlyCount "81"]

1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Nc6 7.O-O Be7 8.Re1 
Bg4 9.c3 f5 10.Nbd2 O-O 11.h3 Bh5 12.Nf1 Kh8 13.Ng3 Nxg3 14.fxg3 Bd6 15.
Bf4 Bxf4 16.gxf4 Qd6 17.Rf1 Qxf4 18.Qc2 Rae8 19.Rae1 Rxe1 20.Nxe1 Qe3+ 21.
Qf2 Qxf2+ 22.Rxf2 Re8 23.Kf1 g6 24.Bb5 Kg7 25.Nd3 Re3 26.Nf4 Ne7 27.Bd7 
Kh6 28.g4 fxg4 29.hxg4 Bxg4 30.Bxg4 Kg5 31.Bh3 h5 32.Bg2 c6 33.Nh3+ Kh4 
34.Rf4+ Kg3 35.Rf6 Rd3 36.Ke2 Kxg2 37.Nf4+ Kg3 38.Kxd3 h4 39.Nxg6 Ng8 40.
Rf8 Nh6 41.Rh8 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "2"]
[White "Bernard, Ignacio"]
[Black "Esplana, Christian"]
[Result "1-0"]
[ECO "B21"]
[EventDate "1997.??.??"]
[PlyCount "53"]

1.e4 c5 2.f4 Nc6 3.Nf3 g6 4.d3 Bg7 5.g3 e6 6.Bg2 Nge7 7.O-O O-O 8.c3 d5 9.
Qe2 b6 10.Na3 Ba6 11.e5 Rb8 12.Nc2 Qd7 13.Be3 h5 14.Bf2 Rfc8 15.h3 c4 16.
d4 b5 17.a3 Rc7 18.g4 hxg4 19.hxg4 Bc8 20.Bh4 Kf8 21.Ne3 a5 22.Qf2 b4 23.
Bf6 Ng8 24.Qh4 Nce7 25.g5 bxc3 26.bxc3 Rb3 27.Qh7 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "2"]
[White "Clavijo, Walter"]
[Black "Moreda, Lucas"]
[Result "0-1"]
[ECO "D16"]
[EventDate "1997.??.??"]
[PlyCount "98"]

1.d4 d5 2.Nf3 c6 3.c4 dxc4 4.a4 Nf6 5.Nc3 e6 6.e3 Be7 7.Bxc4 O-O 8.O-O c5 
9.dxc5 Nc6 10.Qe2 Bxc5 11.Rd1 Bd7 12.e4 Ng4 13.Rf1 Qb8 14.h3 Nd4 15.hxg4 
Nxe2+ 16.Nxe2 Bc6 17.Bf4 Bd6 18.Bxd6 Qxd6 19.Ng3 Qf4 20.Rfe1 Qxg4 21.Ne5 
Qg5 22.Nxc6 bxc6 23.Rac1 Rad8 24.b3 Rd4 25.Be2 c5 26.Rc3 g6 27.Rec1 Rc8 
28.Ba6 Rc7 29.Re3 h5 30.Ne2 Rd6 31.Bb5 a6 32.Bc4 Rcd7 33.Nc3 h4 34.Rce1 a5
35.e5 Rd4 36.Bb5 Rd8 37.Bf1 Rb8 38.Nb5 Rd2 39.Rf3 Rf8 40.Nd6 f5 41.Bc4 Qe7
42.Rc3 g5 43.Bf1 g4 44.Rxc5 g3 45.Rec1 Rxf2 46.Bc4 Qg5 47.Bxe6+ Kh8 48.Bd5
Qe3 49.Kh1 Qxc5 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "2"]
[White "Feige, Jorge Luis"]
[Black "Uribe, Mauricio"]
[Result "1/2-1/2"]
[ECO "A08"]
[EventDate "1997.??.??"]
[PlyCount "64"]

1.e4 c5 2.Nf3 Nc6 3.d3 e6 4.g3 d5 5.Nbd2 Nf6 6.Bg2 Be7 7.O-O b6 8.Re1 Bb7 
9.c3 Qc7 10.Nf1 O-O-O 11.e5 Nd7 12.Bf4 h6 13.h4 Rdg8 14.Qd2 Kb8 15.h5 g5 
16.hxg6 fxg6 17.Bxh6 Ncxe5 18.Nxe5 Nxe5 19.Rxe5 Rxh6 20.Rxe6 Rgh8 21.Rae1 
d4 22.f4 Bd8 23.Re8 Rh1+ 24.Kf2 Rxe8 25.Rxe8 Bxg2 26.Kxg2 Qb7+ 27.Kf2 
Rxf1+ 28.Kxf1 Qh1+ 29.Ke2 Qh5+ 30.Kf2 Qh2+ 31.Ke1 Qh1+ 32.Ke2 Qh5+ 1/2-1/2

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "2"]
[White "Gutierrez, Renzo"]
[Black "Salas, Christian"]
[Result "1/2-1/2"]
[ECO "C23"]
[EventDate "1997.??.??"]
[PlyCount "139"]

1.e4 e5 2.Bc4 Nc6 3.f4 Nf6 4.d3 exf4 5.Nc3 Bb4 6.Bxf4 d5 7.exd5 Nxd5 8.Bd2
Nxc3 9.bxc3 Bd6 10.Qe2+ Qe7 11.Qxe7+ Bxe7 12.Bf4 Bd6 13.Bxd6 cxd6 14.Kd2 
Be6 15.Bb3 Ne5 16.Ne2 Rc8 17.Nd4 Ke7 18.Rab1 b6 19.Rhf1 g6 20.Nb5 Bd7 21.
Bd5 Rc5 22.c4 Bxb5 23.Rxb5 f5 24.a4 Rhc8 25.a5 bxa5 26.Ra1 f4 27.Raxa5 
R8c7 28.Rxc5 dxc5 29.Ra6 Ng4 30.Re6+ Kd8 31.h3 Ne3 32.Rf6 Rd7 33.Bc6 Rd4 
34.c3 Nxc4+ 35.Ke2 Rd6 36.Rxf4 Rxc6 37.Rxc4 Kc7 38.Re4 Kb6 39.Kd2 Rf6 40.
Ke3 a5 41.d4 cxd4+ 42.cxd4 Kb5 43.d5 Kc5 44.Ra4 Ra6 45.Ke4 Kd6 46.Kd4 Ra8 
47.Ke4 h5 48.g3 Ke7 49.Ke5 Ra6 50.Rc4 a4 51.d6+ Kd8 52.Ke6 a3 53.Rb4 Kc8 
54.Rb1 a2 55.Ra1 Kd8 56.Kf7 g5 57.Kg6 g4 58.hxg4 hxg4 59.Kf5 Ra4 60.Ke6 
Ra6 61.Rf1 Ke8 62.Rc1 Ra8 63.Ra1 Ra3 64.Kf5 Kd7 65.Kxg4 Kxd6 66.Kf4 Ke6 
67.g4 Kf6 68.Ke4 Ra4+ 69.Kd3 Rxg4 70.Rxa2 1/2-1/2

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "2"]
[White "Lobos, Miguel"]
[Black "Esplana, Bernardo"]
[Result "1-0"]
[ECO "A25"]
[EventDate "1997.??.??"]
[PlyCount "73"]

1.c4 e5 2.Nc3 Nc6 3.g3 f5 4.Bg2 Nf6 5.e3 d5 6.cxd5 Nb4 7.d3 Nbxd5 8.a3 Be6
9.Nge2 Bd6 10.O-O Qd7 11.Qc2 O-O 12.f4 exf4 13.gxf4 Bc5 14.Nxd5 Bxd5 15.
Qxc5 Bxg2 16.Kxg2 Qxd3 17.Nc3 Rad8 18.Qb5 Qd6 19.Qc4+ Kh8 20.Rd1 Qe7 21.
Bd2 Ng4 22.Qe2 Rd6 23.h3 Rg6 24.Be1 Nf2+ 25.Kh2 Nxd1 26.Rxd1 c6 27.Rd4 Re6
28.Bf2 Rd8 29.Qd3 Rxd4 30.exd4 Qf7 31.b4 a6 32.a4 Qc7 33.Bg3 g6 34.Kg2 Qe7
35.d5 cxd5 36.Nxd5 Re2+ 37.Kf1 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "2"]
[White "Luchetta, Gediel"]
[Black "Gallardo, Eduardo"]
[Result "1-0"]
[ECO "E76"]
[EventDate "1997.??.??"]
[PlyCount "65"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f4 O-O 6.Nf3 Na6 7.e5 Nd7 8.Be2 c5 9.
exd6 exd6 10.d5 Re8 11.O-O Nc7 12.f5 a6 13.fxg6 hxg6 14.a4 Rb8 15.Bg5 f6 
16.Bc1 Nf8 17.Bd3 Re7 18.Qc2 b5 19.Bxg6 bxc4 20.Nh4 Bb7 21.Be4 Re5 22.Bf4 
Rh5 23.Nf5 Ne8 24.Rae1 Bc8 25.Ng3 Rh8 26.Bg6 Nc7 27.Bf5 Bxf5 28.Nxf5 Ne8 
29.Ne7+ Kf7 30.Nc6 Qc8 31.Re7+ Kg8 32.Nxb8 Qxb8 33.Rfe1 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "2"]
[White "Moreira, Jairo"]
[Black "Rioseco, Fernan"]
[Result "1-0"]
[ECO "D34"]
[EventDate "1997.??.??"]
[PlyCount "43"]

1.c4 e6 2.Nf3 d5 3.g3 c5 4.Bg2 Nf6 5.O-O Be7 6.cxd5 exd5 7.d4 Nc6 8.Nc3 
O-O 9.Be3 c4 10.Ne5 Bb4 11.Bg5 Bxc3 12.bxc3 Re8 13.f4 Ne7 14.f5 Bxf5 15.
Qd2 Ne4 16.Bxe4 Bxe4 17.Rxf7 Qd6 18.Bf6 Nf5 19.Qg5 g6 20.Rf1 Rf8 21.Be7 
Qb6 22.Bxf8 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "2"]
[White "Oliva, Jose Daniel"]
[Black "Marques, Vinicius"]
[Result "0-1"]
[ECO "B47"]
[EventDate "1997.??.??"]
[PlyCount "56"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Qc7 6.Be2 a6 7.a4 Nf6 8.O-O 
Bb4 9.Bg5 Ne5 10.Bxf6 gxf6 11.Na2 Bc5 12.c3 d6 13.Kh1 Bd7 14.f4 Nc6 15.Qd2
Ke7 16.b4 Ba7 17.b5 Na5 18.Rab1 Nc4 19.Qd3 Rac8 20.bxa6 bxa6 21.Nb4 Qa5 
22.Nf5+ exf5 23.Nd5+ Kd8 24.Rb7 fxe4 25.Qxe4 Be6 26.Bxc4 Rxc4 27.Qxc4 Bxd5
28.Qb3 Bxb3 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "2"]
[White "Peralta, Fernando"]
[Black "Samame, Juan Jose"]
[Result "1-0"]
[ECO "D36"]
[EventDate "1997.??.??"]
[PlyCount "147"]

1.d4 Nf6 2.c4 e6 3.Nc3 d5 4.cxd5 exd5 5.Bg5 c6 6.Qc2 Be7 7.e3 O-O 8.Bd3 h6
9.Bh4 Re8 10.Nge2 Bd6 11.h3 Be6 12.O-O Nbd7 13.Rad1 Rc8 14.Qb1 b5 15.Rc1 
Nb6 16.e4 dxe4 17.Nxe4 Be7 18.Bxf6 Bxf6 19.Rfd1 Nd5 20.a3 Bg5 21.Rc5 Be7 
22.Rcc1 Bf8 23.Nc5 Rc7 24.Na6 Rc8 25.Nc5 Bxc5 26.Rxc5 Qg5 27.Qc1 Bd7 28.
Qxg5 hxg5 29.Kf1 g4 30.hxg4 Bxg4 31.Rdc1 Bxe2+ 32.Bxe2 Nf4 33.Bxb5 Rb8 34.
Bxc6 Red8 35.Be4 Rxb2 36.Rc8 Rb8 37.Rxd8+ Rxd8 38.g3 Nd5 39.Ke2 Nf6 40.Kd3
Rb8 41.Rc3 g6 42.Bf3 Rb7 43.Ke3 Rb5 44.Rc6 Kg7 45.Ra6 Rb3+ 46.Ke2 Rb2+ 47.
Kf1 Rd2 48.Rxa7 Rxd4 49.a4 Nd7 50.a5 Ne5 51.Be2 Ra4 52.a6 Nc6 53.Rc7 Nd4 
54.Bc4 Kh6 55.a7 f5 56.Kg2 Kg5 57.Rd7 Nc6 58.Bb5 Ra2 59.Bxc6 Ra6 60.f4+ 
Kh6 61.Rd6 Rb6 62.Re6 Kg7 63.Kh3 Kf7 64.Rd6 Kg7 65.Kh4 Kh6 66.Re6 Rb2 67.
Kh3 Rb6 68.Bd7 Rb7 69.Be8 Rg7 70.Kh4 Rg8 71.Bf7 Rg7 72.Rf6 Kh7 73.Kg5 Kh8 
74.Bxg6 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "2"]
[White "Raineri, Pablo"]
[Black "Cubas, Jose Fernando"]
[Result "1/2-1/2"]
[ECO "D31"]
[EventDate "1997.??.??"]
[PlyCount "90"]

1.d4 d5 2.Nf3 c6 3.c4 e6 4.Nc3 dxc4 5.a4 Bb4 6.e3 b5 7.Be2 Bb7 8.O-O a6 9.
Qc2 Nf6 10.Rd1 Nbd7 11.b3 cxb3 12.Qxb3 Be7 13.e4 O-O 14.e5 Nd5 15.Nxd5 
exd5 16.Qb1 Re8 17.Qf5 Nf8 18.Qg4 Bc8 19.Qg3 Bf5 20.h4 Ne6 21.h5 Kh8 22.
Nh2 b4 23.Qb3 Qb6 24.Be3 Bg5 25.a5 Qb7 26.Bxg5 Nxg5 27.g4 Be6 28.Ra4 c5 
29.f4 c4 30.Qxb4 Qxb4 31.Rxb4 Nh3+ 32.Kf1 Nxf4 33.Rb6 Rec8 34.Ke1 Kg8 35.
Bf1 Bd7 36.Kd2 Rcb8 37.Rdb1 Bb5 38.Rxb8+ Rxb8 39.Kc3 Kf8 40.Nf3 Ke7 41.Nh4
g6 42.hxg6 hxg6 43.Ng2 Ne6 44.Ne3 Nf4 45.Ng2 Ne6 1/2-1/2

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "2"]
[White "Retamal, Rodrigo"]
[Black "Mela, Benjamin"]
[Result "1/2-1/2"]
[ECO "A57"]
[EventDate "1997.??.??"]
[PlyCount "98"]

1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.b6 Qxb6 6.Nc3 g6 7.g3 d6 8.Bg2 Bg7 9.
Nf3 O-O 10.O-O Nbd7 11.Nd2 a5 12.Nc4 Qb4 13.Na3 Ba6 14.Bd2 Qb8 15.b3 Nb6 
16.Re1 a4 17.bxa4 Nc4 18.Rb1 Qa7 19.Nab5 Qd7 20.Qc1 Rfb8 21.Bg5 Nb6 22.e4 
Ne8 23.Bf4 Nxa4 24.Nxa4 Bxb5 25.Nc3 Nc7 26.e5 Bd3 27.Rxb8+ Rxb8 28.Qd2 Ba6
29.Ne4 dxe5 30.Nxc5 Qb5 31.Nxa6 Qxa6 32.Bxe5 Bxe5 33.Rxe5 Qd6 34.Re1 Rd8 
35.Qe3 Nxd5 36.Bxd5 Qxd5 37.Qxe7 Ra8 38.a3 Qb3 39.Qb4 Qd5 40.a4 Qd8 41.Qb5
Kg7 42.Rb1 h6 43.Qb4 Qd5 44.Qb5 Qd2 45.Qe5+ Kh7 46.Qe7 Kg7 47.Qa3 h5 48.
Qa1+ Kh7 49.h4 Qd5 1/2-1/2

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "2"]
[White "Rios, Carlos"]
[Black "Bastidas, Emilio"]
[Result "1-0"]
[ECO "E13"]
[EventDate "1997.??.??"]
[PlyCount "63"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.Nc3 Bb4 5.Bg5 Bb7 6.e3 h6 7.Bh4 Bxc3+ 8.bxc3 
Nc6 9.e4 g5 10.Nxg5 Nxe4 11.Nf3 Ng5 12.Nd2 Ne7 13.f4 Nf5 14.Bf2 Nh3 15.Qe2
Nxf4 16.Qe5 Ng6 17.Qb5 Qg5 18.O-O-O Qf4 19.Bg1 Ne3 20.Bxe3 Qxe3 21.Kc2 
O-O-O 22.a4 d6 23.a5 Nf4 24.axb6 axb6 25.Ra1 Rhg8 26.Ra7 Nxg2 27.Be2 Rg5 
28.c5 dxc5 29.Rha1 Ne1+ 30.Kd1 Rdg8 31.Rxb7 Kxb7 32.Qa6+ 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "2"]
[White "Rivera, Guillermo"]
[Black "Larrea, Manuel"]
[Result "0-1"]
[ECO "A26"]
[EventDate "1997.??.??"]
[PlyCount "152"]

1.c4 Nf6 2.Nc3 g6 3.Nf3 Bg7 4.g3 O-O 5.Bg2 d6 6.O-O e5 7.d3 Nc6 8.a3 Be6 
9.Ng5 Bd7 10.Rb1 h6 11.Nf3 Qc8 12.b4 Bh3 13.Qc2 Ne7 14.Bb2 Nh5 15.Nd5 Nxd5
16.cxd5 Bxg2 17.Kxg2 f5 18.e4 fxe4 19.dxe4 Nf4+ 20.Kh1 Qh3 21.Nh4 g5 22.
gxf4 gxh4 23.f3 Rxf4 24.Qg2 Qxg2+ 25.Kxg2 Kh7 26.Rbc1 Rf7 27.Rc3 Bf6 28.
Bc1 Rg8+ 29.Kh3 Bd8 30.Be3 b6 31.Bf2 Rg5 32.Be3 Rg6 33.Bf2 Rg5 34.a4 Rfg7 
35.a5 Rg2 36.axb6 axb6 37.Ra3 R2g6 38.Ra8 Bg5 39.Ra2 Rf7 40.Bxh4 Bxh4 41.
Kxh4 Rg5 42.Rc2 Kg6 43.Kh3 Kh5 44.Rg2 Rxg2 45.Kxg2 Kh4 46.Rf2 Rg7+ 47.Kf1 
Kh3 48.Rc2 Rf7 49.Rf2 Rf8 50.Ke2 Ra8 51.Kd3 b5 52.Rc2 Ra3+ 53.Ke2 Ra7 54.
f4 exf4 55.Kf3 Ra1 56.Kxf4 Rf1+ 57.Ke3 Rf7 58.e5 dxe5 59.Rc6 h5 60.Ke4 h4 
61.Kxe5 Kxh2 62.Rg6 h3 63.Kd4 Rf2 64.Rc6 Rf4+ 65.Kc5 Rc4+ 66.Kxb5 Rxc6 67.
Kxc6 Kg3 68.Kxc7 h2 69.d6 h1=Q 70.d7 Qc1+ 71.Kb7 Qd2 72.Kc8 Qc3+ 73.Kb8 
Qxb4+ 74.Kc8 Qc5+ 75.Kb8 Qd6+ 76.Kc8 Qc6+ 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "2"]
[White "Suasnabar, Jesus"]
[Black "Della Morte, Pablo"]
[Result "0-1"]
[ECO "B22"]
[EventDate "1997.??.??"]
[PlyCount "150"]

1.e4 c5 2.c3 e6 3.d4 d5 4.exd5 exd5 5.Nf3 Nf6 6.Bb5+ Nc6 7.Ne5 Bd7 8.Nxd7 
Qxd7 9.O-O cxd4 10.Re1+ Be7 11.cxd4 O-O 12.Nc3 h6 13.Bf4 Rfe8 14.Qd2 Rac8 
15.h3 a6 16.Bf1 Bb4 17.Rad1 Ne4 18.Qd3 Bxc3 19.bxc3 Na5 20.Rc1 Qa4 21.f3 
Nf6 22.Be5 Nd7 23.Qf5 g6 24.Qb1 Nxe5 25.Rxe5 Rxe5 26.dxe5 Qf4 27.e6 Qe3+ 
28.Kh1 Qxe6 29.Qb4 Qe3 30.Rc2 Qc5 31.Qxc5 Rxc5 32.Bd3 Kg7 33.Kg1 Kf6 34.
Kf2 Ke6 35.f4 b5 36.Ke3 Nc6 37.g3 a5 38.Kd2 Kd6 39.Rb2 b4 40.cxb4 axb4 41.
Rb3 d4 42.a3 Rc3 43.Bc2 f6 44.axb4 Rxb3 45.Bxb3 Nxb4 46.Bf7 g5 47.fxg5 
fxg5 48.h4 Ke5 49.hxg5 hxg5 50.Bg6 Nd5 51.Kd3 Ne7 52.Be8 Nf5 53.g4 Ne3 54.
Bd7 Nd5 55.Bf5 Nf4+ 56.Kd2 Kd5 57.Bb1 Ng2 58.Bf5 Ne3 59.Bc8 Nc4+ 60.Kd3 
Ne5+ 61.Kd2 Kc5 62.Bf5 Kd6 63.Bc8 Kd5 64.Bf5 Nc6 65.Kd3 Nb4+ 66.Kd2 Ke5 
67.Bc8 Kf4 68.Be6 Na6 69.Bf5 Nc5 70.Bc8 Kf3 71.Bf5 d3 72.Bc8 Ke4 73.Bf5+ 
Kd4 74.Bc8 Ne4+ 75.Kd1 Ke3 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "3"]
[White "Bastidas, Emilio"]
[Black "Suasnabar, Jesus"]
[Result "1-0"]
[ECO "A07"]
[EventDate "1997.??.??"]
[PlyCount "101"]

1.Nf3 Nf6 2.g3 d5 3.Bg2 e6 4.b3 Be7 5.O-O O-O 6.Bb2 Nbd7 7.c4 c6 8.d3 Re8 
9.Qc2 Bd6 10.e4 dxe4 11.dxe4 e5 12.Rd1 Qe7 13.Nc3 Nf8 14.Na4 c5 15.Nc3 Ne6
16.Nd5 Nxd5 17.exd5 Ng5 18.Re1 Nxf3+ 19.Bxf3 Bh3 20.Be4 g6 21.Bg2 Bxg2 22.
Kxg2 e4 23.f3 exf3+ 24.Kf2 Qe2+ 25.Rxe2 Rxe2+ 26.Qxe2 fxe2 27.Re1 Re8 28.
Bf6 Kf8 29.Rxe2 Rxe2+ 30.Kxe2 Ke8 31.Kf3 h5 32.h3 Kd7 33.g4 hxg4+ 34.hxg4 
Bh2 35.Ke4 Kd6 36.g5 Bg3 37.Bc3 Bh2 38.Bd2 Bg1 39.Bf4+ Ke7 40.a4 Bf2 41.
Bb8 a6 42.Ba7 Kd7 43.Kf3 Bd4 44.b4 f5 45.gxf6 Bxf6 46.Bxc5 Kc7 47.Ke4 b6 
48.Bd4 Bxd4 49.Kxd4 Kd6 50.c5+ bxc5+ 51.bxc5+ 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "3"]
[White "Cubas, Jose Fernando"]
[Black "Feige, Jorge Luis"]
[Result "1/2-1/2"]
[ECO "C41"]
[EventDate "1997.??.??"]
[PlyCount "103"]

1.e4 e5 2.Nf3 d6 3.d4 Nf6 4.Nc3 Nbd7 5.Bc4 Be7 6.dxe5 Nxe5 7.Nxe5 dxe5 8.
Qxd8+ Bxd8 9.f3 c6 10.Be3 Bc7 11.O-O-O Nd7 12.Rd2 a5 13.Rhd1 Nb6 14.Nb5 
cxb5 15.Bxb5+ Ke7 16.Bc5+ Kf6 17.Bxb6 Bxb6 18.Rd6+ Ke7 19.Rxb6 Rd8 20.Rxd8
Kxd8 21.Rd6+ Kc7 22.Rd3 Be6 23.a4 f6 24.Kd2 g6 25.Rc3+ Kb6 26.Bc4 Bd7 27.
Rb3+ Kc7 28.Bd5 Rb8 29.Ke3 b6 30.Rc3+ Kd6 31.Rd3 Ke7 32.b3 Rc8 33.Kd2 f5 
34.Rc3 Rc5 35.Rxc5 bxc5 36.Kc3 Kd6 37.Kc4 fxe4 38.fxe4 h6 39.c3 g5 40.b4 
axb4 41.cxb4 Bxa4 42.bxc5+ Kc7 43.g3 Bd7 44.h4 Be8 45.hxg5 hxg5 46.Be6 Bc6
47.Kd3 Bb5+ 48.Bc4 Kc6 49.Bxb5+ Kxb5 50.c6 Kxc6 51.Kc4 g4 52.Kb4 1/2-1/2

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "3"]
[White "Della Morte, Pablo"]
[Black "Esplana, Christian"]
[Result "1/2-1/2"]
[ECO "B42"]
[EventDate "1997.??.??"]
[PlyCount "115"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Bd3 Nf6 6.c4 Nc6 7.Nxc6 bxc6 8.O-O 
e5 9.Nc3 Be7 10.Kh1 O-O 11.f4 d6 12.Qe2 Rb8 13.h3 Qc7 14.f5 h6 15.Be3 Rd8 
16.g4 d5 17.cxd5 cxd5 18.Rac1 Qb7 19.Bg1 dxe4 20.Bxe4 Nxe4 21.Nxe4 Qxb2 
22.Rc2 Qb7 23.Kh2 Bd7 24.f6 Bb5 25.fxe7 Bxe2 26.exd8=Q+ Rxd8 27.Rxe2 Qb5 
28.Rfe1 Qc4 29.Ng3 f6 30.Be3 Qc6 31.Nf5 Qb7 32.Rc1 Kh7 33.Rec2 Rd7 34.Rg2 
Qe4 35.Rgc2 Qa4 36.Rf2 Qa3 37.Re1 Rd3 38.Rc2 Qa5 39.Rec1 Rd7 40.Rf2 Qa3 
41.Re1 Rc7 42.Rfe2 Qb4 43.Rd1 Qa4 44.Rf1 Rc3 45.Rb1 Rc2 46.Rb2 Rc7 47.Red2
Qe4 48.Re2 Rd7 49.Bxh6 Qc6 50.Rbc2 Qb7 51.Be3 Rd1 52.Rg2 Re1 53.Bd2 Ra1 
54.Be3 a5 55.Rb2 Qf3 56.Rbd2 Qb7 57.Rb2 Qe4 58.Rbd2 1/2-1/2

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "3"]
[White "Esplana, Bernardo"]
[Black "Oliva, Jose Daniel"]
[Result "1/2-1/2"]
[ECO "C03"]
[EventDate "1997.??.??"]
[PlyCount "52"]

1.e4 e6 2.d4 d5 3.Nd2 b6 4.exd5 exd5 5.Ngf3 Nf6 6.Bd3 Bd6 7.O-O O-O 8.Re1 
c5 9.c3 Qc7 10.Nf1 Bg4 11.h3 Bh5 12.Ne3 Nc6 13.dxc5 bxc5 14.Nf5 Rae8 15.
Be2 Qd7 16.Nxd6 Qxd6 17.Bg5 Ne4 18.Be3 f5 19.Nd2 Bxe2 20.Rxe2 f4 21.Nxe4 
Rxe4 22.Bd2 f3 23.Rxe4 dxe4 24.Be3 Qg6 25.Qd5+ Kh8 26.Qg5 Qe6 1/2-1/2

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "3"]
[White "Gallardo, Eduardo"]
[Black "Peralta, Fernando"]
[Result "0-1"]
[ECO "B48"]
[EventDate "1997.??.??"]
[PlyCount "70"]

1.e4 c5 2.Nf3 Qc7 3.d4 cxd4 4.Nxd4 a6 5.Nc3 e6 6.Bd3 Nc6 7.Be3 Nf6 8.O-O 
Ne5 9.h3 Bc5 10.Kh1 d6 11.f4 Nxd3 12.cxd3 b5 13.Qe1 O-O 14.Qg3 Qb6 15.Nce2
b4 16.Rac1 Bd7 17.Rf3 Kh8 18.Qf2 Rac8 19.g4 Bb5 20.Rd1 Nd7 21.Nc1 a5 22.f5
e5 23.Nc2 d5 24.g5 Bxe3 25.Nxe3 Rxc1 26.Rxc1 Bxd3 27.exd5 Be4 28.Kh2 Bxf3 
29.Qxf3 Qd4 30.Rc2 e4 31.Qe2 Ne5 32.Rc4 Nxc4 33.Nxc4 Qxd5 34.Ne3 Qe5+ 35.
Kg2 Qf4 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "3"]
[White "Larrea, Manuel"]
[Black "Retamal, Rodrigo"]
[Result "1-0"]
[ECO "C00"]
[EventDate "1997.??.??"]
[PlyCount "123"]

1.e4 e6 2.d3 d5 3.Nd2 Nf6 4.Ngf3 c5 5.g3 Be7 6.Bg2 O-O 7.O-O Nc6 8.e5 Nd7 
9.Re1 Qc7 10.Qe2 f6 11.exf6 Nxf6 12.c3 Bd6 13.Nb3 e5 14.c4 dxc4 15.dxc4 
Nd4 16.Nbxd4 exd4 17.Ng5 Bg4 18.Qd3 g6 19.Ne4 Bf5 20.Bh6 Rf7 21.Nxf6+ Rxf6
22.Bd5+ Kh8 23.Qf3 Bf8 24.Bg5 Rb6 25.g4 Bc2 26.Bf6+ Bg7 27.Re7 Rxf6 28.
Rxc7 Rxf3 29.Bxf3 d3 30.Re1 Rf8 31.Kg2 d2 32.Rh1 Rxf3 33.Kxf3 d1=Q+ 34.
Rxd1 Bxd1+ 35.Kf4 Bxb2 36.Rxb7 Bc1+ 37.Kg3 Be2 38.Rc7 g5 39.Rxc5 Bf4+ 40.
Kg2 Bxg4 41.Ra5 Be2 42.Rxa7 Bxc4 43.a4 h5 44.a5 Kg8 45.a6 Kf8 46.Kg1 Bd5 
47.Rd7 Bc6 48.Rd1 Ke7 49.a7 h4 50.Ra1 g4 51.Ra4 Be5 52.Rxg4 Bf6 53.Rg8 Kf7
54.a8=Q Bxa8 55.Rxa8 Kg6 56.Kg2 Kf5 57.Kf3 Kg5 58.Ra5+ Kg6 59.Kg4 Bd4 60.
f4 Bg1 61.h3 Bf2 62.Rg5+ 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "3"]
[White "Marques, Vinicius"]
[Black "Lobos, Miguel"]
[Result "1-0"]
[ECO "D11"]
[EventDate "1997.??.??"]
[PlyCount "57"]

1.Nf3 d5 2.d4 Bf5 3.c4 c6 4.Nc3 e6 5.Qb3 Qb6 6.c5 Qc7 7.Bf4 Qc8 8.Nh4 Bg4 
9.h3 Bh5 10.g4 Bg6 11.Nxg6 hxg6 12.g5 Nd7 13.e4 e5 14.Bxe5 Nxe5 15.dxe5 d4
16.Na4 Qc7 17.O-O-O O-O-O 18.f4 f6 19.h4 Kb8 20.Qe6 b5 21.cxb6 axb6 22.Kb1
fxg5 23.fxg5 Ne7 24.Rh3 Qc8 25.Qb3 b5 26.Nc5 Qg4 27.Bxb5 Ka7 28.Be2 Qc8 
29.Qb4 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "3"]
[White "Mela, Benjamin"]
[Black "Rios, Carlos"]
[Result "1-0"]
[ECO "C11"]
[EventDate "1997.??.??"]
[PlyCount "94"]

1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bd3 c5 5.dxc5 Bxc5 6.Qe2 Nc6 7.Nf3 d4 8.Nb1 e5
9.h3 O-O 10.g4 Re8 11.Nbd2 Nb4 12.Nf1 Nxd3+ 13.Qxd3 Qb6 14.Ng3 Bd7 15.a4 
Bb4+ 16.c3 dxc3 17.bxc3 Bc5 18.O-O Bc6 19.g5 Rad8 20.Qc2 Nd7 21.Nh2 f6 22.
Ng4 Kh8 23.h4 Qc7 24.Kg2 Rf8 25.f3 Nb6 26.Rh1 Qd7 27.h5 Bxa4 28.Qa2 Qf7 
29.Qe2 a5 30.g6 Qd7 31.h6 Qd3 32.hxg7+ Kxg7 33.Rxh7+ Kxg6 34.Rh6+ Kg7 35.
Nf5+ Kg8 36.Rg6+ Kh7 37.Rg7+ Kh8 38.Qxd3 Rxd3 39.Ba3 Bd1 40.Bxc5 Bxf3+ 41.
Kf2 Rg8 42.Rxg8+ Kxg8 43.Bxb6 Bxg4 44.Nh6+ Kg7 45.Nxg4 Rxc3 46.Bd8 f5 47.
exf5 Rc5 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "3"]
[White "Moreda, Lucas"]
[Black "Raineri, Pablo"]
[Result "1/2-1/2"]
[ECO "B40"]
[EventDate "1997.??.??"]
[PlyCount "92"]

1.e4 c5 2.Nf3 Nc6 3.b3 e6 4.c4 d6 5.Bb2 Nf6 6.Nc3 Be7 7.d4 cxd4 8.Nxd4 a6 
9.Nxc6 bxc6 10.Bd3 e5 11.O-O Nd7 12.Qe2 O-O 13.Rad1 Qc7 14.Bb1 Rb8 15.Rd3 
Nc5 16.Rd2 Ne6 17.Rfd1 Nf4 18.Qf1 Bg4 19.f3 Be6 20.Ne2 Nxe2+ 21.Qxe2 Rbd8 
22.Kh1 Qa5 23.Qf2 Rd7 24.c5 Rfd8 25.cxd6 Rxd6 26.Rxd6 Rxd6 27.Rc1 f6 28.
Qf1 Qb5 29.Ba3 Qxf1+ 30.Rxf1 Rd7 31.Bxe7 Rxe7 32.Bd3 Rd7 33.Rd1 Kf8 34.Kg1
c5 35.Be2 Rxd1+ 36.Bxd1 c4 37.b4 c3 38.a3 Bc4 39.Bc2 Ke7 40.Kf2 Kd6 41.Ke3
Kc6 42.a4 Kb6 43.Bd3 Bb3 44.a5+ Ka7 45.Be2 Bc2 46.Bc4 Kb7 1/2-1/2

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "3"]
[White "Moreira, Jairo"]
[Black "Bernard, Ignacio"]
[Result "0-1"]
[ECO "A21"]
[EventDate "1997.??.??"]
[PlyCount "94"]

1.g3 e5 2.c4 d6 3.Nc3 g6 4.d4 Nd7 5.Bg2 Bg7 6.Nf3 Nh6 7.O-O O-O 8.e4 f6 9.
Qc2 Nf7 10.Rd1 c6 11.b4 Qc7 12.c5 dxc5 13.dxc5 Re8 14.Be3 Nf8 15.Nd2 Be6 
16.Bf1 f5 17.Ne2 Qe7 18.Rab1 f4 19.gxf4 Bh6 20.Bg2 Bg4 21.f3 Bh5 22.Nc4 
Ne6 23.Qc1 exf4 24.Nxf4 Nxf4 25.Bxf4 Bxf4 26.Qxf4 Rf8 27.Rb3 Ng5 28.Qe5 
Qxe5 29.Nxe5 Rae8 30.Nd7 Rf7 31.Rd6 Kg7 32.e5 Bxf3 33.Nf6 Rxe5 34.Bxf3 
Rxf6 35.Bg4 Rxd6 36.cxd6 Nf7 37.d7 Rg5 38.h3 h5 39.Rf3 Nd8 40.Re3 hxg4 41.
Re8 gxh3+ 42.Kh2 Rd5 43.Rxd8 Rd3 44.a4 a6 45.a5 g5 46.Rb8 Rxd7 47.Kxh3 Kf7
0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "3"]
[White "Rioseco, Fernan"]
[Black "Samame, Juan Jose"]
[Result "0-1"]
[ECO "D46"]
[EventDate "1997.??.??"]
[PlyCount "95"]

1.d4 e6 2.c4 d5 3.Nc3 Bb4 4.Nf3 Nf6 5.e3 c6 6.Bd3 O-O 7.O-O Nbd7 8.Ne5 
Nxe5 9.dxe5 Nd7 10.f4 f5 11.cxd5 cxd5 12.Nb5 Qb6 13.Bd2 Bc5 14.Qe1 a6 15.
Ba5 Qc6 16.Nd4 Bxd4 17.exd4 Nb8 18.a4 Qe8 19.b4 Bd7 20.Bc2 Bc6 21.Bc7 Qd7 
22.Bd6 Rc8 23.Qd1 b6 24.Bd3 Qe8 25.Qb3 Nd7 26.Rfc1 Bb7 27.Be2 Qd8 28.Qb2 
Nf6 29.b5 a5 30.Bd3 Ne4 31.Bxe4 dxe4 32.Ra3 Qh4 33.Rf1 Rc4 34.Rh3 Qg4 35.
Rg3 Qh5 36.Rg5 Qf7 37.Rc1 Rac8 38.Rxc4 Rxc4 39.h3 h6 40.Rg3 Qh5 41.Kh2 Qd1
42.Qb3 Qxb3 43.Rxb3 Bd5 44.Rb2 Rxd4 45.Bc7 e3 46.Bxb6 Rd2 47.Bd4 Rxd4 48.
Re2 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "3"]
[White "Rivera, Guillermo"]
[Black "Clavijo, Walter"]
[Result "0-1"]
[ECO "E69"]
[EventDate "1997.??.??"]
[PlyCount "66"]

1.c4 Nf6 2.Nc3 g6 3.Nf3 Bg7 4.g3 O-O 5.Bg2 d6 6.O-O c6 7.d4 Qa5 8.e4 e5 9.
h3 Nbd7 10.Be3 exd4 11.Nxd4 Nb6 12.Qd3 Qa6 13.b3 d5 14.Rfd1 dxc4 15.Qd2 
Qa3 16.Nc2 Qe7 17.Bxb6 axb6 18.bxc4 Be6 19.Ne3 Nd7 20.Rac1 Ne5 21.Ne2 Bxh3
22.f4 Bxg2 23.Kxg2 Rfd8 24.Qc2 Nd7 25.Rd2 Nc5 26.Rxd8+ Rxd8 27.Kf3 Re8 28.
e5 f6 29.Ng4 fxe5 30.Nxe5 Bxe5 31.fxe5 Qxe5 32.Nf4 Qe3+ 33.Kg2 Ne4 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "3"]
[White "Salas, Christian"]
[Black "Luchetta, Gediel"]
[Result "1/2-1/2"]
[ECO "A59"]
[EventDate "1997.??.??"]
[PlyCount "44"]

1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.bxa6 g6 6.Nc3 Bxa6 7.Nf3 d6 8.e4 Bxf1
9.Kxf1 Bg7 10.g3 O-O 11.Kg2 Nbd7 12.Re1 Qa5 13.h3 Rfb8 14.Re2 Nb6 15.Qc2 
Nfd7 16.Nd1 Qa6 17.Nc3 Na4 18.Nxa4 Qxa4 19.Ne1 Qxc2 20.Rxc2 Ra4 21.f3 Rba8
22.a3 Rb8 1/2-1/2

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "3"]
[White "Uribe, Mauricio"]
[Black "Gutierrez, Renzo"]
[Result "1-0"]
[ECO "B82"]
[EventDate "1997.??.??"]
[PlyCount "55"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.f4 a6 7.Qf3 Be7 8.Bd3 Qc7
9.Be3 O-O 10.g4 Nfd7 11.O-O-O b5 12.g5 b4 13.Nce2 Re8 14.Rhg1 Bf8 15.Kb1 
g6 16.Ng3 Bb7 17.h4 Nc6 18.Nxc6 Bxc6 19.Bd4 a5 20.h5 e5 21.hxg6 hxg6 22.f5
exd4 23.f6 Bh6 24.Nf5 Bxg5 25.Rxg5 Nxf6 26.Qh3 Nh7 27.Qh6 f6 28.Rxg6+ 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "4"]
[White "Bastidas, Emilio"]
[Black "Gallardo, Eduardo"]
[Result "1-0"]
[ECO "B30"]
[EventDate "1997.??.??"]
[PlyCount "74"]

1.e4 c5 2.Nf3 Nc6 3.Bb5 e6 4.Bxc6 bxc6 5.e5 Be7 6.O-O f6 7.d4 cxd4 8.Qxd4 
fxe5 9.Nxe5 Nf6 10.c4 O-O 11.b3 Qc7 12.Bb2 d6 13.Ng4 e5 14.Nxf6+ Bxf6 15.
Qd2 Bb7 16.Nc3 Rad8 17.Ne4 Be7 18.Rac1 Qb8 19.Rfe1 h6 20.c5 d5 21.Nd6 Bg5 
22.Qb4 Bxc1 23.Rxc1 Ba6 24.Qa5 Bd3 25.Bxe5 Rd7 26.Qc3 Bg6 27.f4 Qd8 28.b4 
a6 29.Qg3 Bh7 30.Qg4 Qe7 31.Re1 Ra7 32.a4 Qd7 33.Qe2 Bf5 34.h3 g6 35.g4 
Be6 36.Bc3 Bf7 37.Qe5 d4 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "4"]
[White "Bernard, Ignacio"]
[Black "Uribe, Mauricio"]
[Result "1-0"]
[ECO "B21"]
[EventDate "1997.??.??"]
[PlyCount "119"]

1.e4 c5 2.f4 Nc6 3.Nf3 d6 4.d3 g6 5.g3 Bg7 6.Bg2 e5 7.O-O Nge7 8.f5 gxf5 
9.Nh4 fxe4 10.dxe4 Be6 11.Nf5 Bxf5 12.exf5 Bf6 13.Nc3 d5 14.Nxd5 Nxd5 15.
Qxd5 Qe7 16.c3 Rd8 17.Qe4 h5 18.Be3 h4 19.Qc4 hxg3 20.hxg3 Bg5 21.Qxc5 
Qxc5 22.Bxc5 Rd2 23.Rf2 Rd3 24.Rf3 Rd2 25.Re1 f6 26.Rf2 Rd3 27.Bf3 Rg8 28.
Kf1 Rg7 29.Rd1 Rxd1+ 30.Bxd1 b6 31.Ba3 Bc1 32.Ba4 Kd7 33.Rh2 Kc7 34.Kf2 e4
35.Bxc6 Kxc6 36.Rh1 Bd2 37.Ke2 Bg5 38.c4 a5 39.b3 Rd7 40.Bc1 Bxc1 41.Rxc1 
Rd3 42.Rg1 Kd6 43.g4 Ke5 44.g5 Kxf5 45.g6 Rd8 46.g7 Rg8 47.Ke3 Ke5 48.a3 
f5 49.Rg5 Kf6 50.Kf4 Rxg7 51.Rxf5+ Ke6 52.Rb5 Kd6 53.Rxb6+ Kc5 54.Re6 Rb7 
55.Re5+ Kd4 56.Rxe4+ Kc3 57.Re3+ Kd4 58.Kf3 a4 59.Re4+ Kc3 60.b4 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "4"]
[White "Esplana, Christian"]
[Black "Moreda, Lucas"]
[Result "0-1"]
[ECO "B13"]
[EventDate "1997.??.??"]
[PlyCount "66"]

1.e4 c6 2.d4 d5 3.exd5 cxd5 4.Bd3 Nc6 5.c3 g6 6.Bf4 Bg7 7.Nf3 Nf6 8.h3 O-O
9.O-O Nh5 10.Bh2 Bh6 11.Kh1 Bf4 12.Re1 Bxh2 13.Nxh2 Nf4 14.Bb5 Bf5 15.Qf3 
Qd6 16.Nd2 f6 17.Ng4 Bxg4 18.Qxg4 e5 19.Nb3 h5 20.Qg3 Ne7 21.dxe5 fxe5 22.
Rad1 Nf5 23.Qg5 Qb6 24.Rxe5 Qxf2 25.Kh2 Nh4 26.Qg3 Nfxg2 27.Qxf2 Rxf2 28.
Rexd5 Ne3+ 29.Kg3 Rg2+ 30.Kxh4 Rf8 31.R1d4 Nxd5 32.Nc5 Nf4 33.Ne4 Ne6 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "4"]
[White "Feige, Jorge Luis"]
[Black "Salas, Christian"]
[Result "0-1"]
[ECO "C77"]
[EventDate "1997.??.??"]
[PlyCount "114"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.Qe2 b5 6.Bb3 Bc5 7.c3 Bb6 8.a4 Rb8 
9.axb5 axb5 10.O-O d6 11.Na3 b4 12.cxb4 Nxb4 13.d4 O-O 14.dxe5 dxe5 15.
Nxe5 Qd4 16.Nac4 Qxe4 17.Qxe4 Nxe4 18.Nxb6 Rxb6 19.Ra8 Be6 20.Rxf8+ Kxf8 
21.Re1 Nc5 22.Be3 Nxb3 23.Bxb6 cxb6 24.Rd1 Ke7 25.f3 f6 26.Nd3 Nxd3 27.
Rxd3 b5 28.Kf2 b4 29.Ke3 Nc5 30.Rd4 b3 31.Kd2 g5 32.h4 h6 33.hxg5 fxg5 34.
Kc3 Kf6 35.Kb4 Nd7 36.Kc3 h5 37.g3 Nf8 38.Kd2 Ng6 39.Rb4 h4 40.gxh4 gxh4 
41.Ke2 h3 42.Kf2 Ne5 43.Kg3 Nd3 44.Rxb3 Bxb3 45.Kxh3 Nxb2 46.Kg4 Nd3 47.f4
Bd1+ 48.Kg3 Kf5 49.Kg2 Kxf4 50.Kh3 Bf3 51.Kh4 Ne1 52.Kh3 Ng2 53.Kh2 Kg4 
54.Kg1 Kg3 55.Kf1 Bd1 56.Kg1 Be2 57.Kh1 Nf4 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "4"]
[White "Gutierrez, Renzo"]
[Black "Della Morte, Pablo"]
[Result "1-0"]
[ECO "C08"]
[EventDate "1997.??.??"]
[PlyCount "171"]

1.e4 e6 2.d4 d5 3.Nd2 c5 4.exd5 exd5 5.Bb5+ Bd7 6.Qe2+ Be7 7.dxc5 Nf6 8.
Nb3 O-O 9.Be3 Re8 10.O-O-O a6 11.Bxd7 Nbxd7 12.Qd3 Qc7 13.Nf3 Nxc5 14.Nxc5
Bxc5 15.Bxc5 Qxc5 16.Nd4 Rac8 17.f3 Rc7 18.Rd2 Rce7 19.Rhd1 Re3 20.Qf1 Qa5
21.Kb1 g6 22.Re2 Qc7 23.g3 Qe5 24.Rxe3 Qxe3 25.c3 Kg7 26.Qd3 h5 27.Qxe3 
Rxe3 28.Kc2 Kf8 29.Kd2 Re7 30.Nc2 Rd7 31.Re1 Re7 32.Rd1 Rd7 33.Kd3 Rd6 34.
Kd4 Ke7 35.Nb4 Re6 36.Rd2 Kd6 37.Nc2 Ng8 38.Ne3 Ne7 39.Kd3 b6 40.Ke2 Kc5 
41.Kf2 b5 42.h3 Rd6 43.g4 a5 44.a3 b4 45.cxb4+ axb4 46.Rc2+ Kb5 47.Rc7 Nc6
48.gxh5 gxh5 49.Rxf7 Ne5 50.Rf5 Nd3+ 51.Ke2 Nxb2 52.axb4 Kc6 53.Rxh5 d4 
54.Rc5+ Kb6 55.Nf5 d3+ 56.Kd2 Rg6 57.Rd5 Rg2+ 58.Kc3 Kc6 59.b5+ Kb6 60.Ne3
Rf2 61.Nc4+ Nxc4 62.Kxc4 Rxf3 63.Rxd3 Rf4+ 64.Rd4 Rf5 65.Rd6+ Kc7 66.Rc6+ 
Kd7 67.Kb4 Rh5 68.Rc3 Rh4+ 69.Ka5 Rh5 70.Kb6 Rg5 71.Ka6 Rg1 72.b6 Kd6 73.
Ka7 Ra1+ 74.Kb8 Kd7 75.b7 Ra4 76.Rd3+ Ke7 77.Kc7 Rc4+ 78.Kb6 Rb4+ 79.Kc6 
Rb1 80.Kc7 Rc1+ 81.Kb8 Ke8 82.h4 Rh1 83.Rc3 Kd7 84.Rd3+ Ke7 85.Ra3 Rxh4 
86.Ka8 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "4"]
[White "Lobos, Miguel"]
[Black "Mela, Benjamin"]
[Result "1/2-1/2"]
[ECO "A36"]
[EventDate "1997.??.??"]
[PlyCount "35"]

1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.e3 e5 6.Nge2 Nge7 7.O-O O-O 8.Nd5 
Nxd5 9.cxd5 Ne7 10.d4 exd4 11.exd4 cxd4 12.Nxd4 d6 13.Re1 Nf5 14.Nb3 Bd7 
15.h4 Qb6 16.Rb1 Rfe8 17.Bg5 Ba4 18.g4 1/2-1/2

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "4"]
[White "Luchetta, Gediel"]
[Black "Moreira, Jairo"]
[Result "1/2-1/2"]
[ECO "B39"]
[EventDate "1997.??.??"]
[PlyCount "77"]

1.e4 c5 2.Nf3 g6 3.d4 cxd4 4.Nxd4 Bg7 5.c4 Nc6 6.Be3 Nf6 7.Nc3 Ng4 8.Qxg4 
Nxd4 9.Qd1 Ne6 10.Be2 O-O 11.Qd2 Qa5 12.O-O Re8 13.Rab1 d6 14.b4 Qe5 15.
Rfc1 g5 16.g3 Nd4 17.f4 gxf4 18.gxf4 Nxe2+ 19.Qxe2 Qe6 20.Qg2 Kh8 21.Kf2 
Rg8 22.Qf3 Bxc3 23.Rxc3 Qf6 24.Bd2 Qh4+ 25.Ke3 Bg4 26.Qf2 Qh3+ 27.Qg3 Qh5 
28.Be1 a5 29.Qh4 axb4 30.Qxh5 Bxh5 31.Rxb4 Rxa2 32.Bg3 Rga8 33.Rxb7 Re2+ 
34.Kd4 e6 35.Re3 Rc8 36.Rc3 Rd2+ 37.Rd3 Rc2 38.Rc3 Rd2+ 39.Rd3 1/2-1/2

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "4"]
[White "Marques, Vinicius"]
[Black "Raineri, Pablo"]
[Result "1/2-1/2"]
[ECO "E18"]
[EventDate "1997.??.??"]
[PlyCount "58"]

1.d4 Nf6 2.Nf3 e6 3.g3 b6 4.Bg2 Bb7 5.c4 Be7 6.Nc3 Ne4 7.Bd2 O-O 8.O-O Bf6
9.Rc1 Nxd2 10.Qxd2 c5 11.dxc5 bxc5 12.Rfd1 Qb6 13.b3 Rd8 14.Qe3 d6 15.Ne4 
Bxe4 16.Qxe4 Nc6 17.Qf4 Ne5 18.Nd2 Ng6 19.Qf3 Rab8 20.Ne4 Be5 21.h4 h6 22.
h5 Nf8 23.Rd3 Nh7 24.Rcd1 Qc7 25.g4 Ng5 26.Nxg5 hxg5 27.Qe4 Kf8 28.Rf3 Ke7
29.Rfd3 a5 1/2-1/2

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "4"]
[White "Oliva, Jose Daniel"]
[Black "Rioseco, Fernan"]
[Result "1-0"]
[ECO "B32"]
[EventDate "1997.??.??"]
[PlyCount "49"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 e5 5.Nb3 Nf6 6.Bg5 a5 7.a3 a4 8.N3d2 
Bc5 9.Bc4 b5 10.Bd3 Qb6 11.O-O Nd4 12.Nc3 Bb7 13.Nf3 b4 14.axb4 Qxb4 15.
Nxe5 a3 16.Bd2 Qb6 17.bxa3 Rxa3 18.Rxa3 Bxa3 19.Nc4 Qc5 20.Qb1 Bc8 21.Qa1 
Bb4 22.Na4 Nf3+ 23.gxf3 Qh5 24.Bxb4 Ng4 25.Bd6 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "4"]
[White "Peralta, Fernando"]
[Black "Larrea, Manuel"]
[Result "1/2-1/2"]
[ECO "E61"]
[EventDate "1997.??.??"]
[PlyCount "49"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Bg5 O-O 5.Nf3 d6 6.e3 Nbd7 7.Qc2 c5 8.Be2 h6 
9.Bh4 a6 10.O-O Rb8 11.d5 Nh7 12.e4 Ne5 13.Nd2 g5 14.Bg3 Ng6 15.a4 b6 16.
Bd3 Nf6 17.f3 Nh5 18.Bf2 Nhf4 19.Be3 Be5 20.Kh1 Qd7 21.Rg1 h5 22.Bf1 h4 
23.Nd1 Kg7 24.Nf2 Qe8 25.Rb1 1/2-1/2

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "4"]
[White "Retamal, Rodrigo"]
[Black "Esplana, Bernardo"]
[Result "0-1"]
[ECO "B07"]
[EventDate "1997.??.??"]
[PlyCount "124"]

1.d4 d6 2.e4 Nf6 3.Nc3 c6 4.f4 Qa5 5.Bd3 e5 6.Nf3 Nbd7 7.Bd2 Qc7 8.Qe2 Be7
9.a4 O-O 10.Nd1 exd4 11.e5 Nd5 12.O-O Nc5 13.Nxd4 Nxd3 14.cxd3 dxe5 15.
fxe5 Bc5 16.Bc3 Qb6 17.Qf2 Nxc3 18.bxc3 Be6 19.a5 Qc7 20.Qf4 Rad8 21.Ne3 
Bxd4 22.cxd4 Qd7 23.d5 Bxd5 24.Nf5 f6 25.d4 Be6 26.Ne3 Qxd4 27.Qxd4 Rxd4 
28.exf6 Rxf6 29.Rfb1 Rf7 30.a6 b6 31.Re1 Bd7 32.Rec1 c5 33.Nc4 Bb5 34.Nxb6
axb6 35.a7 Bc6 36.a8=Q+ Bxa8 37.Rxa8+ Rf8 38.Ra6 Rb4 39.h3 Rb2 40.Rd1 Rff2
41.Rxb6 Rxg2+ 42.Kh1 Rh2+ 43.Kg1 Rxb6 44.Kxh2 c4 45.Rc1 Rb4 46.Kg2 Kf7 47.
Rc3 Ke6 48.Re3+ Kd6 49.Re4 Kd5 50.Re7 c3 51.Rd7+ Kc6 52.Rd1 c2 53.Rc1 Rb2 
54.Kf2 Kc5 55.Ke2 Kc4 56.Kd2 Kb3 57.h4 g6 58.Kd3 h6 59.Kd2 g5 60.hxg5 hxg5
61.Kd3 g4 62.Kd2 g3 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "4"]
[White "Rios, Carlos"]
[Black "Clavijo, Walter"]
[Result "1/2-1/2"]
[ECO "E81"]
[EventDate "1997.??.??"]
[PlyCount "90"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Bg5 c5 7.d5 e6 8.Qd2 exd5 9.
Nxd5 Be6 10.Ne2 Bxd5 11.cxd5 Nbd7 12.Nc3 a6 13.Rc1 b5 14.b3 b4 15.Na4 Nb6 
16.Nxb6 Qxb6 17.Bh6 Nd7 18.Bxg7 Kxg7 19.Bc4 a5 20.O-O a4 21.Ra1 f6 22.f4 
axb3 23.axb3 Ra5 24.Qb2 Rfa8 25.g4 Kg8 26.h4 g5 27.Rxa5 Qxa5 28.hxg5 fxg5 
29.Qh2 Rf8 30.Qh6 Rf6 31.Qxg5+ Rg6 32.Qf5 Qd8 33.g5 Nf8 34.Kh2 Qa8 35.Rg1 
Qa2+ 36.Rg2 Qb1 37.Re2 h6 38.Rg2 Qe1 39.Qh3 Qxe4 40.Qg3 hxg5 41.fxg5 Qd4 
42.Re2 Qh8+ 43.Kg1 Qg7 44.Rg2 Qd4+ 45.Kh2 Qh8+ 1/2-1/2

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "4"]
[White "Samame, Juan Jose"]
[Black "Cubas, Jose Fernando"]
[Result "1-0"]
[ECO "D02"]
[EventDate "1997.??.??"]
[PlyCount "127"]

1.d4 d5 2.Nf3 e6 3.Bg5 Be7 4.Bxe7 Qxe7 5.Nbd2 Nf6 6.e3 Nbd7 7.Bd3 e5 8.
dxe5 Nxe5 9.Nxe5 Qxe5 10.c3 O-O 11.O-O c5 12.h3 b6 13.Qf3 Bb7 14.Qf5 Qxf5 
15.Bxf5 g6 16.Bc2 Rac8 17.Bb3 Rfd8 18.Rad1 Kg7 19.Rfe1 Bc6 20.Nf3 Re8 21.
a3 Rcd8 22.Kf1 Ne4 23.c4 dxc4 24.Bxc4 f6 25.Ba2 Ba4 26.Rc1 Nd2+ 27.Nxd2 
Rxd2 28.Re2 Red8 29.Bc4 Rd1+ 30.Re1 Rxc1 31.Rxc1 Rd2 32.b3 Bc6 33.a4 Kf8 
34.Ke1 Rd7 35.f3 Ke7 36.Ke2 Bd5 37.Bb5 Rd6 38.Rc3 Be6 39.Bc4 Bxc4+ 40.Rxc4
Kd7 41.h4 Rc6 42.h5 a6 43.hxg6 hxg6 44.Rh4 Re6 45.Rh7+ Re7 46.Rh6 Rg7 47.
Rh8 Kc6 48.Rf8 f5 49.Rf6+ Kb7 50.g4 fxg4 51.fxg4 g5 52.e4 b5 53.a5 c4 54.
Rb6+ Kc7 55.bxc4 bxc4 56.Rxa6 Kb7 57.Rb6+ Kc7 58.Rb4 Kd6 59.Rxc4 Ke5 60.
Ke3 Kd6 61.Rb4 Rh7 62.Kd4 Rg7 63.Rb6+ Kc7 64.Rb5 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "4"]
[White "Suasnabar, Jesus"]
[Black "Rivera, Guillermo"]
[Result "1-0"]
[ECO "B53"]
[EventDate "1997.??.??"]
[PlyCount "125"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Qxd4 Nc6 5.Bb5 Bd7 6.Bxc6 Bxc6 7.Nc3 Nf6 8.
Bg5 e6 9.O-O-O Be7 10.Qd3 Qa5 11.Rhe1 Rc8 12.Kb1 O-O 13.Bd2 Qc7 14.Nd4 a6 
15.f4 Nd7 16.Qg3 Rfd8 17.f5 e5 18.Bh6 g6 19.fxg6 hxg6 20.Ne6 Qa5 21.Nxd8 
Qxd8 22.Qf2 Nf6 23.h3 Qe8 24.Bg5 Kg7 25.Bxf6+ Bxf6 26.Rd2 Be7 27.Rd3 Bg5 
28.Rf1 Qe6 29.Nd5 Be7 30.Nxe7 Qxe7 31.Re1 Bb5 32.Rdd1 Rc7 33.Rd2 Rc4 34.
Qf3 Bc6 35.g4 Qg5 36.Rf2 Qe7 37.g5 Qe8 38.h4 Rd4 39.Qf6+ Kg8 40.Rfe2 Bd7 
41.c3 Rc4 42.Rd2 Rc6 43.Qf3 Be6 44.Red1 Rc7 45.Qf6 Bg4 46.Rxd6 Bxd1 47.Rd8
Rc8 48.Kc1 Ba4 49.Rxe8+ Rxe8 50.Kd2 Re6 51.Qd8+ Kg7 52.Qc7 Bc6 53.Ke3 Kf8 
54.c4 Re7 55.Qd6 Ke8 56.Qb8+ Kd7 57.c5 Re6 58.b4 f6 59.gxf6 Rxf6 60.Qxe5 
Re6 61.Qg7+ Kd8 62.Qf8+ Kd7 63.Qf7+ 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "5"]
[White "Clavijo, Walter"]
[Black "Lobos, Miguel"]
[Result "1/2-1/2"]
[ECO "A25"]
[EventDate "1997.??.??"]
[PlyCount "117"]

1.c4 e5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 f5 6.Nf3 Nf6 7.O-O O-O 8.a3 d6 9.
b4 h6 10.Bd2 Be6 11.b5 Ne7 12.Qc2 Qd7 13.a4 g5 14.Rfc1 f4 15.Be1 Nf5 16.
Rab1 Nh7 17.Nd2 Nd4 18.Qb2 Rab8 19.Nf3 Nxf3+ 20.Bxf3 g4 21.Bg2 f3 22.Bf1 
fxe2 23.Qxe2 Ng5 24.Bg2 Nf3+ 25.Kh1 Qf7 26.Nd5 Qh5 27.h3 gxh3 28.Bxf3 Rxf3
29.Qe4 Bg4 30.Kh2 Rbf8 31.Rc2 R8f7 32.Ne3 Bc8 33.a5 Bf8 34.Ra2 Bf5 35.Nxf5
Qxf5 36.Qxf5 R7xf5 37.Rd1 Rf7 38.b6 cxb6 39.axb6 axb6 40.Rb2 d5 41.Rxb6 d4
42.Kxh3 Kg7 43.Kg4 Bc5 44.Re6 R3f5 45.Ra1 R7f6 46.Re8 Rg5+ 47.Kh3 Rf3 48.
Rd1 Kf7 49.Rc8 b6 50.Kg2 Rf6 51.Rc7+ Kg6 52.Rd7 Rgf5 53.Rd5 h5 54.Rd8 Rf8 
55.Rxf8 Rxf8 56.Bd2 Ra8 57.Kf3 Rf8+ 58.Ke2 Ra8 59.Kf3 1/2-1/2

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "5"]
[White "Cubas, Jose Fernando"]
[Black "Bastidas, Emilio"]
[Result "1-0"]
[ECO "B01"]
[EventDate "1997.??.??"]
[PlyCount "78"]

1.e4 d5 2.exd5 Nf6 3.d4 Nxd5 4.c4 Nb6 5.Nc3 e5 6.Qe2 Qxd4 7.Nf3 Qd8 8.Nxe5
Qe7 9.c5 N6d7 10.Nd5 Qxe5 11.Nxc7+ Kd8 12.Qxe5 Nxe5 13.Nxa8 Nbc6 14.Bf4 
Bd7 15.O-O-O Bxc5 16.Bxe5 Nxe5 17.Rd5 Bxf2 18.Rxe5 Be6 19.Bd3 Kd7 20.Re2 
Rc8+ 21.Kb1 Bh4 22.Rd1 Rxa8 23.Bxh7+ Ke7 24.Bf5 a5 25.Rd4 Bg5 26.Bxe6 fxe6
27.Rde4 Ra6 28.Re5 Kf6 29.g3 Rc6 30.a3 b6 31.h4 Bh6 32.g4 Bf4 33.g5+ Ke7 
34.R5e4 Bb8 35.h5 e5 36.Rh4 Rc8 37.h6 gxh6 38.gxh6 Rh8 39.h7 Bd6 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "5"]
[White "Della Morte, Pablo"]
[Black "Rios, Carlos"]
[Result "0-1"]
[ECO "C05"]
[EventDate "1997.??.??"]
[PlyCount "68"]

1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.f4 c5 6.c3 Nc6 7.Ndf3 cxd4 8.cxd4 
Bb4+ 9.Kf2 O-O 10.g3 f6 11.Kg2 b6 12.Bd3 Bb7 13.Ne2 Rc8 14.a3 Be7 15.b4 a6
16.g4 Qe8 17.Ng3 fxe5 18.fxe5 Rxf3 19.Qxf3 Nxd4 20.Bxh7+ Kxh7 21.Qd3+ Nf5 
22.Re1 Rc3 23.Qb1 d4+ 24.Kg1 Qg6 25.Nxf5 Qxg4+ 26.Ng3+ Kh8 27.Bf4 Qxf4 28.
Qg6 Qg5 29.Qxg5 Bxg5 30.Ne4 Be3+ 31.Rxe3 Rxe3 32.Nd6 Bd5 33.Rc1 Nxe5 34.
Rc8+ Kh7 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "5"]
[White "Esplana, Bernardo"]
[Black "Esplana, Christian"]
[Result "1/2-1/2"]
[ECO "B84"]
[EventDate "1997.??.??"]
[PlyCount "87"]

1.e4 c5 2.Nf3 a6 3.Nc3 e6 4.d4 cxd4 5.Nxd4 Qc7 6.Be2 Nf6 7.O-O Be7 8.f4 d6
9.Be3 Nc6 10.Bf3 O-O 11.g4 Re8 12.g5 Nd7 13.Nb3 b5 14.Bg2 b4 15.Ne2 a5 16.
Nbd4 Nxd4 17.Nxd4 Ba6 18.Rf2 Rac8 19.Rc1 Nb6 20.b3 Qb8 21.Qg4 Bf8 22.f5 e5
23.Nf3 g6 24.Nh4 Rc3 25.Bd2 Rc7 26.fxg6 hxg6 27.Qf3 d5 28.Qg3 d4 29.Bf1 
Bb7 30.Bd3 Nc8 31.Nf3 Bg7 32.h4 Nd6 33.Re1 Qc8 34.Nh2 Rxc2 35.Bxc2 Qxc2 
36.Bxb4 Nxe4 37.Rxc2 Nxg3 38.Bxa5 Nf5 39.Rc7 Bd5 40.Rd7 Be6 41.Rd8 Rxd8 
42.Bxd8 d3 43.Nf1 Nxh4 44.Kf2 1/2-1/2

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "5"]
[White "Gallardo, Eduardo"]
[Black "Oliva, Jose Daniel"]
[Result "1-0"]
[ECO "A08"]
[EventDate "1997.??.??"]
[PlyCount "49"]

1.e4 e6 2.d3 d5 3.Nd2 c5 4.Ngf3 Nc6 5.g3 Nf6 6.Bg2 Be7 7.O-O O-O 8.e5 Nd7 
9.Re1 Qc7 10.Qe2 b5 11.Nf1 a5 12.Bf4 b4 13.h4 Ba6 14.h5 c4 15.N1h2 Nc5 16.
dxc4 Bxc4 17.Qd1 Na4 18.Qc1 Bb5 19.Ng4 Qa7 20.Bg5 Rfc8 21.Bf6 Nd4 22.Nxd4 
Qxd4 23.Qg5 g6 24.Bxe7 Rxc2 25.Nh6+ 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "5"]
[White "Mela, Benjamin"]
[Black "Feige, Jorge Luis"]
[Result "1/2-1/2"]
[ECO "C41"]
[EventDate "1997.??.??"]
[PlyCount "82"]

1.e4 e5 2.Nf3 d6 3.d4 Nf6 4.Nc3 Nbd7 5.Bc4 Be7 6.dxe5 dxe5 7.Qe2 O-O 8.h3 
c6 9.a4 Bb4 10.Bd2 Qe7 11.g4 Nc5 12.O-O-O a6 13.g5 Nfd7 14.g6 hxg6 15.Rdg1
b5 16.Ba2 Ne6 17.h4 Nf6 18.Nxe5 Nd4 19.Qd3 Qxe5 20.Rg5 Bf5 21.exf5 Nxf5 
22.f4 Qd4 23.Qe2 Bxc3 24.Bxc3 Qxf4+ 25.Kb1 Ng3 26.Qh2 Nfe4 27.Be1 Nxg5 28.
Bxg3 Nf3 29.Bxf4 Nxh2 30.Rxh2 Rfe8 31.Bb3 Re4 32.Bc1 bxa4 33.Ba2 Rd8 34.
Rh1 Kf8 35.b3 axb3 36.Bxb3 f6 37.Ba3+ Ke8 38.Rg1 Rxh4 39.Re1+ Kd7 40.Re7+ 
Kc8 41.Rxg7 g5 1/2-1/2

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "5"]
[White "Moreda, Lucas"]
[Black "Marques, Vinicius"]
[Result "1-0"]
[ECO "B22"]
[EventDate "1997.??.??"]
[PlyCount "49"]

1.e4 c5 2.c3 Nf6 3.e5 Nd5 4.Nf3 e6 5.d4 cxd4 6.cxd4 b6 7.Nc3 Nxc3 8.bxc3 
Qc7 9.Qb3 Bb7 10.Bd3 d6 11.Bf4 Nd7 12.Bb5 Bc6 13.O-O dxe5 14.Bxe5 Qb7 15.
Rad1 Bxb5 16.Qxb5 a6 17.Qe2 Nxe5 18.Qxe5 O-O-O 19.c4 Be7 20.Rb1 Bf6 21.Qe3
Kb8 22.a4 Ka7 23.c5 b5 24.axb5 axb5 25.Qa3+ 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "5"]
[White "Moreira, Jairo"]
[Black "Peralta, Fernando"]
[Result "0-1"]
[ECO "A26"]
[EventDate "1997.??.??"]
[PlyCount "90"]

1.c4 Nf6 2.g3 g6 3.Bg2 Bg7 4.Nf3 O-O 5.O-O d6 6.Nc3 e5 7.d3 Nc6 8.Rb1 a5 
9.a3 h6 10.b4 axb4 11.axb4 Be6 12.b5 Ne7 13.Qb3 Qd7 14.Re1 Bh3 15.Bh1 Ng4 
16.Nd2 Rab8 17.Ra1 Kh8 18.Ra7 b6 19.f3 Nf6 20.Bb2 Be6 21.e4 Ra8 22.Rea1 
Rxa7 23.Rxa7 h5 24.Nf1 Bh6 25.d4 Ne8 26.Nd5 Bxd5 27.cxd5 Bg7 28.Bg2 exd4 
29.Qc4 Kg8 30.f4 h4 31.Kf2 g5 32.Ra3 gxf4 33.gxf4 Qg4 34.Rf3 Nf6 35.Nd2 
Ra8 36.Bxd4 Ng6 37.Bh3 Qh5 38.Bxf6 Bxf6 39.Bf5 Ra1 40.h3 Qh6 41.Bxg6 Qxg6 
42.Nf1 Rb1 43.Nd2 Qg1+ 44.Ke2 Qe1+ 45.Kd3 Rb2 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "5"]
[White "Raineri, Pablo"]
[Black "Gutierrez, Renzo"]
[Result "0-1"]
[ECO "D35"]
[EventDate "1997.??.??"]
[PlyCount "61"]

1.d4 Nf6 2.c4 e6 3.Nc3 d5 4.cxd5 exd5 5.Bg5 Be7 6.e3 c6 7.Bd3 O-O 8.Nge2 
Ne4 9.Bxe4 Bxg5 10.Bd3 Nd7 11.Qc2 Nf6 12.O-O-O Bh6 13.Ng3 g6 14.Kb1 b6 15.
h4 c5 16.h5 c4 17.Be2 Bg7 18.hxg6 hxg6 19.Bf3 Rb8 20.e4 dxe4 21.Ncxe4 Nxe4
22.Bxe4 b5 23.f4 f5 24.Bf3 Be6 25.d5 Bf7 26.Ne2 Qb6 27.g4 Rfc8 28.gxf5 b4 
29.Rc1 Qa6 30.b3 Qf6 31.Qe4 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "5"]
[White "Rioseco, Fernan"]
[Black "Suasnabar, Jesus"]
[Result "1/2-1/2"]
[ECO "C64"]
[EventDate "1997.??.??"]
[PlyCount "105"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 Bc5 4.c3 Qf6 5.O-O Nge7 6.d4 exd4 7.e5 Nxe5 8.Nxe5
Qxe5 9.Re1 Qf6 10.cxd4 Bxd4 11.Qe2 c6 12.Bd3 d5 13.Nd2 Bg4 14.Nf3 Bxf3 15.
gxf3 Kd7 16.f4 h5 17.Qf3 Nf5 18.Bd2 g6 19.Rab1 Rhe8 20.b4 Rxe1+ 21.Bxe1 
Bb6 22.b5 Nd4 23.bxc6+ bxc6 24.Qg3 h4 25.Qg4+ Qe6 26.Qd1 Qxe1+ 27.Qxe1 
Nf3+ 28.Kg2 Nxe1+ 29.Rxe1 Re8 30.Rc1 Kd6 31.a4 c5 32.Rd1 Rd8 33.Bc4 Ke6 
34.Re1+ Kf6 35.Bb5 Bc7 36.Kf3 Rd6 37.Bf1 Rb6 38.Rd1 Rd6 39.Ke3 Re6+ 40.Kf3
Rd6 41.Ke3 c4 42.Kd4 Kf5 43.Bg2 Bb6+ 44.Kc3 Ke6 45.Re1+ Kd7 46.Rd1 Kc6 47.
Rxd5 Rxd5 48.Kxc4 Kd6 49.Bxd5 Ke7 50.Kd3 Bxf2 51.h3 f6 52.Ke4 Kd6 53.Bf7 
1/2-1/2

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "5"]
[White "Rivera, Guillermo"]
[Black "Retamal, Rodrigo"]
[Result "1/2-1/2"]
[ECO "E92"]
[EventDate "1997.??.??"]
[PlyCount "56"]

1.c4 Nf6 2.Nc3 g6 3.e4 d6 4.d4 Bg7 5.Nf3 O-O 6.Be2 e5 7.dxe5 dxe5 8.Qxd8 
Rxd8 9.Bg5 Re8 10.Nd5 Nxd5 11.cxd5 c6 12.Bc4 cxd5 13.Bxd5 Nc6 14.Bxc6 bxc6
15.Rc1 Rb8 16.b3 Rb4 17.Nd2 Re6 18.O-O Ba6 19.Rfe1 Rd4 20.Be3 Rd7 21.Nc4 
Bf8 22.Red1 Rxd1+ 23.Rxd1 Bxc4 24.bxc4 c5 25.Rd5 Ra6 26.Bxc5 Rxa2 27.f3 
Bxc5+ 28.Rxc5 f6 1/2-1/2

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "5"]
[White "Salas, Christian"]
[Black "Bernard, Ignacio"]
[Result "1-0"]
[ECO "A57"]
[EventDate "1997.??.??"]
[PlyCount "95"]

1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.f3 e6 6.e4 Bb7 7.Nc3 exd5 8.exd5 d6 
9.bxa6 Bxa6 10.Bxa6 Nxa6 11.Nh3 Be7 12.O-O O-O 13.Be3 Qa5 14.Re1 Rfb8 15.
Qd2 Ne8 16.Nf2 Bf8 17.Nfe4 Nac7 18.Re2 Rb4 19.Rc1 Qa6 20.Rc2 g6 21.Bh6 Rd4
22.Qg5 Bxh6 23.Qxh6 Nxd5 24.Nxd5 Rxd5 25.Nc3 Rd4 26.Qg5 Kg7 27.Re7 Nf6 28.
Qc1 Ra7 29.Rxa7 Qxa7 30.Nb5 Qa4 31.Nxd4 Qxd4+ 32.Kh1 Nd5 33.Qd2 Qe5 34.Rc1
Nb4 35.a3 Nc6 36.Re1 Qf6 37.Qc3 Nd4 38.b4 cxb4 39.axb4 Ne6 40.Qxf6+ Kxf6 
41.Kg1 d5 42.b5 Ke7 43.b6 Kd7 44.Rc1 Nd8 45.Kf2 d4 46.Ke2 f5 47.Kd3 Nc6 
48.b7 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "5"]
[White "Samame, Juan Jose"]
[Black "Luchetta, Gediel"]
[Result "1/2-1/2"]
[ECO "A26"]
[EventDate "1997.??.??"]
[PlyCount "82"]

1.c4 e5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Nf3 Nf6 6.d3 O-O 7.O-O d6 8.Rb1 Nh5 
9.Nd5 f5 10.b4 h6 11.Nh4 Kh7 12.e3 Nf6 13.e4 f4 14.gxf4 Nxd5 15.exd5 Qxh4 
16.dxc6 b6 17.fxe5 Bxe5 18.f4 Bxf4 19.Bxf4 Rxf4 20.Qe2 Rxf1+ 21.Rxf1 Bf5 
22.Be4 Rf8 23.Bxf5 gxf5 24.Kh1 Qf6 25.a4 Qe5 26.Qf3 a5 27.bxa5 Qxa5 28.Rg1
Qe5 29.Qg2 Qf6 30.Re1 Rf7 31.Qf3 Rg7 32.Rf1 Rf7 33.Rg1 Re7 34.Rf1 Rf7 35.
Re1 Rg7 36.d4 Rg6 37.d5 Rg7 38.Rf1 Re7 39.Qxf5+ Qxf5 40.Rxf5 Kg7 41.Rf4 
Re2 1/2-1/2

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "5"]
[White "Uribe, Mauricio"]
[Black "Larrea, Manuel"]
[Result "1/2-1/2"]
[ECO "B64"]
[EventDate "1997.??.??"]
[PlyCount "46"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bg5 e6 7.Qd2 Be7 8.O-O-O
O-O 9.f4 h6 10.Bh4 e5 11.Nf5 Bxf5 12.exf5 exf4 13.Qxf4 d5 14.Bd3 d4 15.Ne4
Nd5 16.Bxe7 Nxf4 17.Bxd8 Rfxd8 18.g3 Nxd3+ 19.Rxd3 Rac8 20.Rhd1 Nb4 21.
Rxd4 Rxd4 22.Rxd4 Nxc2 23.Rd7 Ne3+ 1/2-1/2

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "6"]
[White "Bernard, Ignacio"]
[Black "Moreda, Lucas"]
[Result "1/2-1/2"]
[ECO "B17"]
[EventDate "1997.??.??"]
[PlyCount "99"]

1.e4 c6 2.d4 d5 3.Nd2 dxe4 4.Nxe4 Nd7 5.Ng5 Ngf6 6.Bd3 e6 7.N1f3 Bd6 8.Qe2
h6 9.Ne4 Nxe4 10.Qxe4 Nf6 11.Qe2 b6 12.Bd2 Bb7 13.O-O-O Qc7 14.Kb1 O-O-O 
15.c4 c5 16.Bc3 Rhe8 17.Rhe1 a6 18.g3 Qc6 19.Ne5 Bxe5 20.dxe5 Ng8 21.f4 
Ne7 22.Bc2 Qf3 23.Rd6 Qxe2 24.Rxe2 Kc7 25.Red2 Bc6 26.b4 cxb4 27.Bxb4 g6 
28.Kb2 h5 29.Kc3 Nc8 30.Rxd8 Rxd8 31.Rxd8 Kxd8 32.Kd4 Kc7 33.Bd1 Bg2 34.
Ba4 Bc6 35.Bd1 Na7 36.h4 Kd7 37.g4 hxg4 38.Bxg4 Bg2 39.h5 Nc6+ 40.Kc3 gxh5
41.Bxh5 Ke8 42.Bd6 Ne7 43.a4 Bc6 44.Bxe7 Kxe7 45.Bd1 Kd7 46.c5 Kc7 47.
cxb6+ Kxb6 48.Bh5 Bxa4 49.Bxf7 Bd7 50.Kc4 1/2-1/2

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "6"]
[White "Clavijo, Walter"]
[Black "Esplana, Bernardo"]
[Result "1-0"]
[ECO "E98"]
[EventDate "1997.??.??"]
[PlyCount "95"]

1.d4 d6 2.c4 e5 3.Nf3 Nc6 4.Nc3 Nf6 5.d5 Ne7 6.e4 g6 7.Be2 Bg7 8.O-O O-O 
9.Ne1 c6 10.Be3 cxd5 11.cxd5 Ne8 12.a4 f5 13.f3 f4 14.Bf2 g5 15.Nb5 a6 16.
Na3 b6 17.Rc1 Nf6 18.Nd3 g4 19.Qb3 Rb8 20.Nb4 gxf3 21.gxf3 Bh3 22.Rfe1 a5 
23.Nc6 Qe8 24.Nxe7+ Qxe7 25.Kh1 Nd7 26.Bf1 Nc5 27.Qd1 Qd7 28.Nb5 Rf6 29.
Bxc5 bxc5 30.Bxh3 Qxh3 31.Qe2 Kf7 32.Rg1 Rg8 33.Rg4 Bf8 34.Rxg8 Kxg8 35.
Rg1+ Rg6 36.Rxg6+ hxg6 37.Qg2 Qxg2+ 38.Kxg2 Kf7 39.Na7 Ke7 40.Nc6+ Kd7 41.
Nxa5 Kc7 42.Kh3 Be7 43.Kg4 Bf6 44.h4 Kb6 45.Nc4+ Kc7 46.h5 gxh5+ 47.Kxh5 
Kd7 48.a5 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "6"]
[White "Esplana, Christian"]
[Black "Gallardo, Eduardo"]
[Result "0-1"]
[ECO "B33"]
[EventDate "1997.??.??"]
[PlyCount "80"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Ndb5 d6 7.Bg5 a6 8.Na3 
b5 9.Nd5 Be7 10.Bxf6 Bxf6 11.c3 O-O 12.Nc2 Bg5 13.a4 bxa4 14.Rxa4 a5 15.
Bc4 Rb8 16.b3 Kh8 17.O-O g6 18.Qe2 Bd7 19.Rd1 f5 20.Ra2 Bh6 21.Na3 fxe4 
22.Qxe4 Bf5 23.Qe2 e4 24.Ne3 Ne5 25.Nb5 Qh4 26.Rxd6 Bf4 27.Nf1 Nxc4 28.
Qxc4 Rxb5 29.Rc6 Rfb8 30.g3 Qg5 31.h4 Qg4 32.f3 Be3+ 33.Nxe3 Qxg3+ 34.Rg2 
Qe1+ 35.Nf1 exf3 36.Qd4+ Qe5 37.Qxe5+ Rxe5 38.Rf2 Be4 39.Rc7 Rxb3 40.Ng3 
Bb7 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "6"]
[White "Feige, Jorge Luis"]
[Black "Raineri, Pablo"]
[Result "1-0"]
[ECO "A07"]
[EventDate "1997.??.??"]
[PlyCount "63"]

1.g3 d5 2.Bg2 Nf6 3.Nf3 e6 4.O-O c6 5.d4 Bd6 6.Nbd2 Nbd7 7.c4 O-O 8.Qc2 
Re8 9.e4 dxe4 10.Nxe4 Nxe4 11.Qxe4 e5 12.dxe5 Nxe5 13.Rd1 Nxf3+ 14.Qxf3 
Qc7 15.Be3 Be6 16.Rac1 Be5 17.Qe2 Bf5 18.Rd2 Qa5 19.a3 Bf6 20.f4 h5 21.Qf2
Qa4 22.Bd4 Bxd4 23.Rxd4 Rad8 24.Bf3 Bg4 25.Bxg4 hxg4 26.Rxd8 Rxd8 27.Qe2 
Qb3 28.Re1 Qb6+ 29.Qf2 Qb3 30.Qe2 g6 31.Qe7 Qb6+ 32.c5 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "6"]
[White "Gutierrez, Renzo"]
[Black "Samame, Juan Jose"]
[Result "0-1"]
[ECO "C00"]
[EventDate "1997.??.??"]
[PlyCount "64"]

1.e4 e6 2.d3 d5 3.Nd2 Nf6 4.g3 dxe4 5.dxe4 Bc5 6.Bg2 O-O 7.Ngf3 Nc6 8.O-O 
e5 9.h3 Qe7 10.c3 a5 11.Re1 Rd8 12.Qc2 Nh5 13.Nf1 h6 14.Be3 Be6 15.Bxc5 
Qxc5 16.Ne3 a4 17.Nh2 Rd7 18.Bf3 Nf6 19.Kg2 b5 20.Re2 Ne7 21.Nhg4 Nh7 22.
h4 Rad8 23.c4 Nc6 24.cxb5 Qxb5 25.Qc1 Nd4 26.Re1 Nxf3 27.Kxf3 h5 28.Nh2 
Nf6 29.g4 Qb7 30.Qc2 Rd3 31.Rad1 Qxe4+ 32.Kg3 hxg4 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "6"]
[White "Larrea, Manuel"]
[Black "Cubas, Jose Fernando"]
[Result "0-1"]
[ECO "B86"]
[EventDate "1997.??.??"]
[PlyCount "74"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bc4 e6 7.Bb3 Nbd7 8.O-O 
Nc5 9.Re1 b5 10.Bg5 Bb7 11.f3 Be7 12.Be3 O-O 13.Qd2 Rc8 14.a3 Nxb3 15.Nxb3
Qc7 16.Qf2 Nd7 17.Bd4 Bf6 18.Bxf6 Nxf6 19.Rad1 Rfd8 20.Rd2 Nd7 21.f4 Nb6 
22.Na5 Ba8 23.Re3 d5 24.Rg3 dxe4 25.Rxd8+ Rxd8 26.f5 exf5 27.Qxf5 g6 28.
Qg4 Qc5+ 29.Kh1 Qf2 30.h4 e3 31.Qg5 Re8 32.h5 e2 33.Nxe2 Qxe2 34.h6 Nd5 
35.Nb3 Ne3 36.Nd4 Qe1+ 37.Kh2 Nf1+ 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "6"]
[White "Lobos, Miguel"]
[Black "Bastidas, Emilio"]
[Result "1-0"]
[ECO "D02"]
[EventDate "1997.??.??"]
[PlyCount "123"]

1.Nf3 d5 2.d4 Nf6 3.Bf4 e6 4.e3 Bd6 5.Bxd6 Qxd6 6.c4 Nbd7 7.Nc3 c6 8.Be2 
O-O 9.O-O Ne4 10.Nxe4 dxe4 11.c5 Qe7 12.Nd2 f5 13.Qc2 e5 14.f3 exf3 15.
Rxf3 Nf6 16.Bc4+ Kh8 17.h3 Bd7 18.Raf1 e4 19.R3f2 Rae8 20.Bb3 Nd5 21.Bxd5 
cxd5 22.Qb3 Bc6 23.Rxf5 Rxf5 24.Rxf5 Qh4 25.Nf1 Qe1 26.Qc2 Kg8 27.Qf2 
Qxf2+ 28.Rxf2 Rf8 29.Ng3 g6 30.Ne2 a5 31.b3 Rxf2 32.Kxf2 Kf7 33.Nc3 Ke6 
34.a3 Be8 35.Ke2 g5 36.b4 h5 37.Kd2 h4 38.Ke2 Bf7 39.Kf2 Kd7 40.g3 Be6 41.
gxh4 gxh4 42.Kg2 Bf7 43.b5 b6 44.cxb6 Kc8 45.Ne2 Kb7 46.Nf4 Kxb6 47.Kh2 
Kxb5 48.Ng2 Kc6 49.Nxh4 Kd6 50.Kg3 Ke7 51.Ng2 Kf6 52.Kf4 Be6 53.h4 Bf7 54.
Ne1 Kg6 55.Ng2 Kh5 56.Kg3 Kg6 57.Kg4 Be6+ 58.Kf4 Kh5 59.Ke5 Bf7 60.Nf4+ 
Kg4 61.h5 Kf3 62.h6 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "6"]
[White "Luchetta, Gediel"]
[Black "Uribe, Mauricio"]
[Result "0-1"]
[ECO "E12"]
[EventDate "1997.??.??"]
[PlyCount "38"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.a3 Ba6 5.e3 c5 6.Nc3 Be7 7.d5 exd5 8.Nxd5 Nxd5
9.Qxd5 Nc6 10.Rb1 O-O 11.Be2 Bb7 12.Qd3 Qc7 13.e4 Bf6 14.O-O Rfe8 15.Re1 
Nb4 16.axb4 Bxe4 17.Qd1 Bxb1 18.bxc5 bxc5 19.Be3 Bg6 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "6"]
[White "Marques, Vinicius"]
[Black "Mela, Benjamin"]
[Result "0-1"]
[ECO "A58"]
[EventDate "1997.??.??"]
[PlyCount "70"]

1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.bxa6 g6 6.Nc3 Bxa6 7.g3 d6 8.Bg2 Bg7 
9.Nh3 Nbd7 10.O-O O-O 11.Qc2 Qa5 12.Bd2 Rfb8 13.Rab1 Ra7 14.a4 Qc7 15.b3 
Rab7 16.Nf4 Ne5 17.h4 Rb6 18.a5 R6b7 19.Ne4 Rb5 20.Bc3 Nxe4 21.Bxe4 Qb7 
22.Qd2 Qd7 23.Bc2 R5b7 24.Kg2 Ng4 25.Bxg7 Kxg7 26.h5 Rb4 27.Rh1 Rd4 28.Qc3
Nf6 29.e3 Rdb4 30.Rh2 Qg4 31.hxg6 hxg6 32.Rh4 Qg5 33.Rbh1 Rg8 34.Bxg6 Kf8 
35.Bd3 Nxd5 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "6"]
[White "Peralta, Fernando"]
[Black "Salas, Christian"]
[Result "1-0"]
[ECO "E31"]
[EventDate "1997.??.??"]
[PlyCount "81"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Bg5 h6 5.Bh4 c5 6.d5 d6 7.e3 Bxc3+ 8.bxc3 e5 
9.Qc2 Nbd7 10.Nf3 Qe7 11.Nd2 g5 12.Bg3 e4 13.Rb1 Kd8 14.Be2 Re8 15.h4 Kc7 
16.Rb2 Nf8 17.Qb1 b6 18.Bd1 Bd7 19.Bc2 Ng6 20.hxg5 hxg5 21.a4 Rab8 22.a5 
Ne5 23.Kf1 Rh8 24.Rxh8 Rxh8 25.Kg1 Rb8 26.axb6+ axb6 27.Bxe4 Nxe4 28.Qxe4 
f5 29.Qb1 Qf6 30.Bxe5 Qxe5 31.Rb3 g4 32.Ra3 Rb7 33.Qd3 Kd8 34.Ra8+ Ke7 35.
f4 Qf6 36.e4 b5 37.Qe3 bxc4 38.e5 Qh6 39.exd6+ Kf7 40.Qe7+ Kg6 41.Rg8+ 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "6"]
[White "Retamal, Rodrigo"]
[Black "Della Morte, Pablo"]
[Result "1-0"]
[ECO "E86"]
[EventDate "1997.??.??"]
[PlyCount "87"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 e5 7.Nge2 c6 8.Qd2 Qc7 
9.d5 a6 10.O-O-O cxd5 11.cxd5 b5 12.Kb1 Nbd7 13.Rc1 Qb7 14.g4 h5 15.h3 Nb6
16.Ng1 b4 17.Nd1 Nbd7 18.Qc2 Kh7 19.Qc6 Ne8 20.Bd3 Ndf6 21.Ne2 Qb8 22.Bd2 
Bd7 23.Qc4 Bb5 24.Qb3 Nd7 25.Bxb5 Qxb5 26.Qc4 Qxc4 27.Rxc4 a5 28.gxh5 gxh5
29.Ng3 Nef6 30.Nf5 Rfd8 31.Nxg7 Kxg7 32.Ne3 Ne8 33.Nf5+ Kh7 34.Rg1 f6 35.
Rc6 Nb8 36.Rb6 Rd7 37.Be3 Na6 38.Rc6 Nb8 39.Rc8 Ng7 40.Nxg7 Rxg7 41.Rxg7+ 
Kxg7 42.Bb6 Nd7 43.Rc7 Rd8 44.Rb7 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "6"]
[White "Rios, Carlos"]
[Black "Moreira, Jairo"]
[Result "0-1"]
[ECO "A42"]
[EventDate "1997.??.??"]
[PlyCount "55"]

1.d4 g6 2.c4 Bg7 3.e4 d6 4.Nc3 Nc6 5.Be3 e5 6.Nge2 f5 7.exf5 gxf5 8.dxe5 
dxe5 9.Qxd8+ Nxd8 10.f4 Nf6 11.h3 O-O 12.O-O-O Ne6 13.fxe5 Nd7 14.Nd4 Nxe5
15.Nxe6 Bxe6 16.Nd5 Rad8 17.Bc5 Rfe8 18.b3 c6 19.Be7 cxd5 20.Bxd8 Rxd8 21.
Be2 d4 22.Rhe1 Bh6+ 23.Kb1 Be3 24.Bf3 Nxf3 25.gxf3 f4 26.h4 Bh3 27.Re2 Kf7
28.Rh2 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "6"]
[White "Rioseco, Fernan"]
[Black "Rivera, Guillermo"]
[Result "1-0"]
[ECO "B22"]
[EventDate "1997.??.??"]
[PlyCount "95"]

1.e4 c5 2.c3 d5 3.exd5 Qxd5 4.d4 Nf6 5.Nf3 Bg4 6.Be2 e6 7.O-O Be7 8.h3 Bh5
9.Be3 cxd4 10.cxd4 O-O 11.Nc3 Qd6 12.Ne5 Bxe2 13.Qxe2 a6 14.Nc4 Qd8 15.d5 
b5 16.Nb6 Ra7 17.Rfd1 Rb7 18.dxe6 Qc7 19.Rac1 Nc6 20.exf7+ Rxf7 21.Nxb5 
axb5 22.Qxb5 Qe5 23.Qxc6 Bf8 24.Nc4 Qb8 25.Qe6 Re7 26.Qb6 Rb7 27.Qd8 h6 
28.b3 Kh7 29.Qxb8 Rxb8 30.Ne5 Rfb7 31.Nc6 Ra8 32.Rd8 Rxd8 33.Nxd8 Rd7 34.
Ne6 Ba3 35.g3 Ne4 36.Rc4 Rd1+ 37.Kg2 Nf6 38.Rc7 Ne8 39.Ra7 Bb2 40.Re7 Nd6 
41.Rd7 Be5 42.Bf4 Bxf4 43.gxf4 Rd2 44.a4 Kg6 45.a5 Kf6 46.Nc5 g6 47.Rxd6+ 
Ke7 48.Rxd2 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "6"]
[White "Suasnabar, Jesus"]
[Black "Oliva, Jose Daniel"]
[Result "1-0"]
[ECO "C03"]
[EventDate "1997.??.??"]
[PlyCount "43"]

1.e4 e6 2.d4 d5 3.Nd2 b6 4.c3 Qd7 5.Ngf3 Bd6 6.e5 Be7 7.Bd3 Ba6 8.Nf1 c5 
9.Bxa6 Nxa6 10.Qe2 Qa4 11.Ng3 cxd4 12.Nxd4 O-O-O 13.b3 Qa5 14.O-O Kb7 15.
Qc2 Qc5 16.Be3 Qc7 17.a4 Qxe5 18.a5 Bc5 19.b4 Bxd4 20.Bxd4 Qg5 21.axb6 Ra8
22.Rxa6 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "7"]
[White "Bastidas, Emilio"]
[Black "Marques, Vinicius"]
[Result "1/2-1/2"]
[ECO "E97"]
[EventDate "1997.??.??"]
[PlyCount "17"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Nf3 e5 7.O-O Nc6 8.d5 Ne7 
9.Nd2 1/2-1/2

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "7"]
[White "Cubas, Jose Fernando"]
[Black "Peralta, Fernando"]
[Result "1/2-1/2"]
[ECO "E70"]
[EventDate "1997.??.??"]
[PlyCount "42"]

1.e4 g6 2.d4 Bg7 3.c4 d6 4.Nc3 Nf6 5.Bd3 O-O 6.Nge2 Nc6 7.f3 Nd7 8.Be3 e5 
9.d5 Ne7 10.Qd2 f5 11.exf5 Nxf5 12.Bg5 Bf6 13.Ne4 Bxg5 14.Nxg5 Nc5 15.Bc2 
Nd4 16.Nxd4 exd4 17.O-O-O d3 18.Bb1 Qf6 19.Ne4 Nxe4 20.fxe4 Bg4 21.Rde1 
Rae8 1/2-1/2

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "7"]
[White "Della Morte, Pablo"]
[Black "Esplana, Bernardo"]
[Result "0-1"]
[ECO "B07"]
[EventDate "1997.??.??"]
[PlyCount "138"]

1.e4 d6 2.d4 Nf6 3.Nc3 c6 4.a4 Qa5 5.Bd2 e5 6.Nf3 Bg4 7.dxe5 dxe5 8.h3 
Bxf3 9.Qxf3 Bb4 10.Bc4 O-O 11.O-O Nbd7 12.g4 Nc5 13.Rfe1 Rad8 14.Bg5 Rd6 
15.Bh4 Ne6 16.Bb3 Nd4 17.Qg3 Nxb3 18.cxb3 Rfd8 19.Qf3 Rd3 20.Re3 Rxe3 21.
Qxe3 Be7 22.Bg3 Bc5 23.Qe2 Bd4 24.Rd1 Nd7 25.Bh4 Re8 26.Kg2 Nc5 27.Qc4 Ne6
28.b4 Qa6 29.b5 Qb6 30.Bg3 Qc5 31.Qd3 Bxf2 32.Bxf2 Nf4+ 33.Kg3 Nxd3 34.
Bxc5 Nxc5 35.b4 Ne6 36.Rd7 Rd8 37.bxc6 bxc6 38.Rxd8+ Nxd8 39.Kf3 Kf8 40.b5
Ke7 41.a5 cxb5 42.Nxb5 Nc6 43.Ke3 a6 44.Nc7 Nb4 45.Na8 Kd6 46.Nb6 Nc6 47.
Nc4+ Kc5 48.Kd3 f6 49.h4 h6 50.Kc3 Nd4 51.Kd3 Kb4 52.Nd6 Kxa5 53.Ne8 Ne6 
54.Kc4 Kb6 55.Nd6 Kc6 56.Nf5 a5 57.Ne7+ Kd7 58.Nd5 Nf4 59.Ne3 g6 60.g5 
fxg5 61.hxg5 h5 62.Kc3 h4 63.Nc4 Ke6 64.Nd2 h3 65.Nf3 Ne2+ 66.Kd3 Nd4 67.
Nh2 Kd6 68.Kc4 Ne6 69.Nf3 Nxg5 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "7"]
[White "Esplana, Christian"]
[Black "Retamal, Rodrigo"]
[Result "1-0"]
[ECO "C14"]
[EventDate "1997.??.??"]
[PlyCount "69"]

1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Nfd7 6.Bxe7 Qxe7 7.f4 a6 8.Nf3 c5
9.dxc5 Nc6 10.Bd3 Qxc5 11.Qd2 b5 12.Ne2 Nb6 13.b3 Bd7 14.a3 b4 15.Rc1 O-O 
16.Nfd4 Nxd4 17.axb4 Nxb3 18.bxc5 Nxd2 19.Kxd2 Na4 20.c6 Bc8 21.Nd4 f6 22.
Rb1 fxe5 23.fxe5 Rf2+ 24.Be2 Nc5 25.Rhc1 Ne4+ 26.Ke3 Rf8 27.c7 Bd7 28.Rb6 
Rfe8 29.Bxa6 Kf7 30.Bb7 Ra3+ 31.Rb3 Rxb3+ 32.cxb3 Bc8 33.Bc6 Re7 34.Nb5 
Kf8 35.Ra1 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "7"]
[White "Gallardo, Eduardo"]
[Black "Lobos, Miguel"]
[Result "1/2-1/2"]
[ECO "C44"]
[EventDate "1997.??.??"]
[PlyCount "26"]

1.e4 e5 2.Nf3 Nc6 3.c3 d5 4.Bb5 dxe4 5.Nxe5 Qd5 6.Qa4 Ne7 7.Nxc6 bxc6 8.
Be2 g6 9.O-O Bg7 10.f3 Qc5+ 11.Kh1 exf3 12.Bxf3 O-O 13.b3 Qb6 1/2-1/2

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "7"]
[White "Larrea, Manuel"]
[Black "Clavijo, Walter"]
[Result "1-0"]
[ECO "A05"]
[EventDate "1997.??.??"]
[PlyCount "87"]

1.Nf3 Nf6 2.g3 g6 3.Bg2 Bg7 4.O-O d6 5.d3 O-O 6.e4 e5 7.c3 c5 8.h3 Nc6 9.
Be3 h6 10.Nbd2 Re8 11.Nh2 Rb8 12.f4 exf4 13.gxf4 Nh7 14.Qf3 f5 15.Qg3 Qf6 
16.Nhf3 Bd7 17.Nh4 Nf8 18.Rae1 Rbd8 19.Bf3 Qf7 20.Bd1 Kh7 21.a3 b5 22.Bb3 
Be6 23.Bc2 Nd7 24.Rf2 Rg8 25.Rg2 Bf6 26.Nhf3 Rc8 27.h4 b4 28.axb4 cxb4 29.
d4 d5 30.e5 Be7 31.Qh3 bxc3 32.bxc3 Ncb8 33.Nb1 Nb6 34.Bc1 Rg7 35.Ba3 Bxa3
36.Nxa3 Qd7 37.Nd2 Na4 38.Re3 Qc6 39.Nab1 Nd7 40.h5 Rf8 41.Reg3 g5 42.fxg5
Nab6 43.gxh6 Rgf7 44.Rg7+ 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "7"]
[White "Luchetta, Gediel"]
[Black "Feige, Jorge Luis"]
[Result "1/2-1/2"]
[ECO "E76"]
[EventDate "1997.??.??"]
[PlyCount "66"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f4 O-O 6.Nf3 c5 7.dxc5 Qa5 8.Bd3 Qxc5
9.Qe2 Bd7 10.Be3 Qc7 11.O-O a6 12.Rac1 e6 13.h3 Nc6 14.Rfd1 Bc8 15.Qf2 Nd7
16.Na4 Qa5 17.b3 b5 18.cxb5 Nb4 19.Bb1 axb5 20.Nb6 Nxb6 21.Bxb6 Qa3 22.Bc7
Bb2 23.Bxd6 Bxc1 24.Bxf8 Kxf8 25.Qc5+ Kg7 26.Qc3+ Kh6 27.Rxc1 Bb7 28.Re1 
Rc8 29.Qe3 Nc2 30.Bxc2 Rxc2 31.f5+ Kg7 32.Qd4+ Kg8 33.f6 h6 1/2-1/2

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "7"]
[White "Mela, Benjamin"]
[Black "Gutierrez, Renzo"]
[Result "0-1"]
[ECO "B76"]
[EventDate "1997.??.??"]
[PlyCount "122"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 Nc6 8.Qd2 
O-O 9.O-O-O Nxd4 10.Bxd4 Be6 11.Kb1 a6 12.g4 b5 13.h4 b4 14.Nd5 Bxd5 15.
exd5 Qa5 16.Bc4 Rfc8 17.Bb3 Qb5 18.c4 bxc3 19.Bxc3 a5 20.Qd3 Qb7 21.Ba4 
Rxc3 22.Qxc3 Nxd5 23.Qb3 Nb6 24.Rc1 Rb8 25.Bc6 Qa7 26.Bb5 a4 27.Qd3 Nd7 
28.Rc2 Nc5 29.Qe2 Qb7 30.Bc4 d5 31.Bxd5 Qxd5 32.Rd1 Qe6 33.Qf2 Na6 34.Rcd2
Nb4 35.Rd8+ Rxd8 36.Rxd8+ Bf8 37.Qd4 Qe1+ 38.Qd1 Qxd1+ 39.Rxd1 e5 40.Re1 
Nc6 41.a3 f5 42.Re3 Kf7 43.b3 axb3 44.Rxb3 Ke6 45.Kc1 Kd5 46.gxf5 gxf5 47.
a4 Bb4 48.Kd1 h5 49.Rb2 f4 50.Rg2 Be7 51.Rh2 Nd4 52.Rd2 Bd8 53.Rd3 Kc4 54.
Rd2 Kb4 55.Rb2+ Kxa4 56.Rb8 Bxh4 57.Rh8 Nxf3 58.Rxh5 Kb4 59.Ke2 e4 60.Rd5 
Kc4 61.Rh5 Nd4+ 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "7"]
[White "Moreda, Lucas"]
[Black "Salas, Christian"]
[Result "1-0"]
[ECO "C45"]
[EventDate "1997.??.??"]
[PlyCount "69"]

1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Nf6 5.Nxc6 bxc6 6.e5 Qe7 7.Qe2 Nd5 8.c4
Nb6 9.Nc3 a5 10.Qe4 Bb7 11.Be2 g6 12.O-O Bg7 13.Bf4 O-O 14.Rad1 Rfe8 15.
Bf3 Bxe5 16.Rfe1 d6 17.Qd3 Nd7 18.Be3 Qh4 19.g3 Qf6 20.Bg2 Bxc3 21.bxc3 
Ne5 22.Qe2 Ba6 23.Bd4 Qd8 24.Qd2 Bxc4 25.Qh6 f6 26.f4 Nf7 27.Qh4 Rxe1+ 28.
Rxe1 Bd5 29.Bxf6 Qf8 30.Bxd5 cxd5 31.Re7 c5 32.f5 Re8 33.fxg6 hxg6 34.Qg4 
Kh7 35.Rxf7+ 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "7"]
[White "Raineri, Pablo"]
[Black "Suasnabar, Jesus"]
[Result "0-1"]
[ECO "A84"]
[EventDate "1997.??.??"]
[PlyCount "22"]

1.d4 d5 2.c4 c6 3.Nc3 e6 4.e3 f5 5.Bd3 Nf6 6.Nf3 Bd6 7.Bd2 O-O 8.O-O Ne4 
9.Ne5 Nxd2 10.Qxd2 Bxe5 11.cxd5 Bd6 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "7"]
[White "Rios, Carlos"]
[Black "Rioseco, Fernan"]
[Result "1-0"]
[ECO "E16"]
[EventDate "1997.??.??"]
[PlyCount "95"]

1.d4 Nf6 2.c4 e6 3.Nf3 Bb4+ 4.Nbd2 b6 5.g3 O-O 6.Bg2 d5 7.O-O Bb7 8.a3 
Bxd2 9.Nxd2 Nbd7 10.b3 Qc8 11.Bb2 dxc4 12.bxc4 Bxg2 13.Kxg2 Qb7+ 14.f3 c5 
15.e3 Rac8 16.Re1 Rfd8 17.a4 Ne8 18.h4 Nd6 19.Rc1 Nf5 20.d5 e5 21.Ne4 Qc7 
22.h5 Nd6 23.Ng5 h6 24.Nh3 Re8 25.g4 Nf6 26.Rg1 Nh7 27.e4 Qe7 28.Qd2 Ng5 
29.Nxg5 Qxg5 30.Qxg5 hxg5 31.Kf2 f6 32.Rh1 Kf7 33.Ke2 Rh8 34.Kd3 a5 35.Bc3
Ke7 36.Rb1 Rb8 37.Rb2 Kd7 38.Rhb1 Kc7 39.Bd2 Rb7 40.Rh1 Kb8 41.Bc3 Ka7 42.
Rbh2 Rh6 43.Rb2 g6 44.Rbh2 Rbh7 45.hxg6 Rxh2 46.Rxh2 Rg7 47.Rh7 Ne8 48.d6 
1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "7"]
[White "Rivera, Guillermo"]
[Black "Oliva, Jose Daniel"]
[Result "1/2-1/2"]
[ECO "D89"]
[EventDate "1997.??.??"]
[PlyCount "26"]

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 c5 8.Ne2 
Nc6 9.Be3 O-O 10.O-O Bg4 11.f3 Na5 12.Bd3 cxd4 13.cxd4 Be6 1/2-1/2

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "7"]
[White "Samame, Juan Jose"]
[Black "Bernard, Ignacio"]
[Result "1-0"]
[ECO "A48"]
[EventDate "1997.??.??"]
[PlyCount "95"]

1.d4 Nf6 2.Nf3 g6 3.Bg5 Bg7 4.Nbd2 O-O 5.e3 b6 6.Be2 Bb7 7.O-O c5 8.c3 d6 
9.a4 Nc6 10.Rb1 cxd4 11.Nxd4 h6 12.Bh4 Nxd4 13.exd4 Qc7 14.Bf3 Nd5 15.Re1 
Rae8 16.Bg3 Kh8 17.Qb3 Nf6 18.Bxb7 Qxb7 19.Re2 Nh5 20.Rbe1 Nxg3 21.hxg3 d5
22.a5 e6 23.axb6 axb6 24.Qb5 Ra8 25.Nf3 Ra5 26.Qb4 Rc8 27.Qd6 Qc7 28.Qb4 
Bf8 29.Qb3 Bd6 30.Qd1 b5 31.Qd3 Kg7 32.Nh4 g5 33.Nf3 Qc4 34.Qc2 b4 35.Re3 
Ra2 36.Rxe6 fxe6 37.Rxe6 Ra1+ 38.Kh2 Qc7 39.Qg6+ Kh8 40.Rxd6 Rg8 41.Qe6 
Rg7 42.Qe8+ Kh7 43.Rd8 bxc3 44.bxc3 Qe7 45.Qh8+ Kg6 46.g4 Re1 47.Nxe1 Qxe1
48.Rd6+ 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "7"]
[White "Uribe, Mauricio"]
[Black "Moreira, Jairo"]
[Result "1-0"]
[ECO "B06"]
[EventDate "1997.??.??"]
[PlyCount "85"]

1.e4 g6 2.d4 Bg7 3.Be3 d6 4.Nc3 c6 5.Qd2 Nd7 6.Nf3 b5 7.Bd3 Bb7 8.a4 b4 9.
Ne2 a5 10.c3 c5 11.Rd1 Bc6 12.cxb4 Bxa4 13.Rc1 cxb4 14.Bc4 Nf8 15.b3 Bd7 
16.e5 Qb8 17.Ng5 e6 18.exd6 Nf6 19.Ng3 h6 20.N5e4 Nd5 21.O-O f5 22.Bxd5 
exd5 23.Nc5 Qxd6 24.Bf4 Qb6 25.Rfe1+ Kf7 26.Nxd7 Nxd7 27.Rc7 Rad8 28.Qe2 
Bf6 29.Nxf5 gxf5 30.Qh5+ Kg7 31.Qxf5 Qb5 32.Re6 Rhf8 33.Rxf6 Rxf6 34.Be5 
Qa6 35.Rxd7+ Rxd7 36.Qxd7+ Kg6 37.Qe8+ Kh7 38.Qe7+ Kg6 39.h4 Qe6 40.Bxf6 
Qxf6 41.h5+ Kg5 42.f4+ Kf5 43.g4+ 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "8"]
[White "Bastidas, Emilio"]
[Black "Raineri, Pablo"]
[Result "1-0"]
[ECO "E21"]
[EventDate "1997.??.??"]
[PlyCount "131"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3 c5 5.a3 Bxc3+ 6.bxc3 O-O 7.e3 d6 8.Bd3 
Nc6 9.O-O e5 10.d5 Ne7 11.Qc2 Ng6 12.Bf5 Bxf5 13.Qxf5 Qd7 14.Qxd7 Nxd7 15.
e4 Nb6 16.Nd2 Na4 17.Re1 Rab8 18.g3 Rfd8 19.Re3 b5 20.Kg2 bxc4 21.Nxc4 Rb3
22.Bd2 Rd7 23.Kf3 Nb6 24.Nxb6 Rxb6 25.c4 Rdb7 26.Ra2 Kf8 27.Ke2 Ke8 28.Kd1
Kd7 29.Kc2 f6 30.h4 h5 31.Rf3 Ne7 32.Bc1 Rb8 33.Rb2 Rxb2+ 34.Bxb2 Rb6 35.
Bc1 Kc7 36.Bd2 Kd7 37.Rc3 Ng6 38.Bc1 Kc7 39.f4 Rb8 40.f5 Ne7 41.g4 hxg4 
42.Rg3 Rh8 43.Rxg4 Rh7 44.Kb3 Kb6 45.Bd2 Ng8 46.Bc1 Nh6 47.Rg2 Nf7 48.Ka4 
a6 49.Rb2+ Ka7 50.Rg2 Kb6 51.Kb3 Nd8 52.Kc3 Nb7 53.Kd3 Ka7 54.Ke3 Kb6 55.
Kf3 Ka7 56.a4 a5 57.Rg6 Kb6 58.Kg4 Nd8 59.h5 Nf7 60.Bd2 Kc7 61.Bxa5+ Kd7 
62.Bd2 Nh8 63.h6 Nxg6 64.fxg6 Rh8 65.hxg7 Rg8 66.Kh5 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "8"]
[White "Bernard, Ignacio"]
[Black "Cubas, Jose Fernando"]
[Result "1-0"]
[ECO "B21"]
[EventDate "1997.??.??"]
[PlyCount "69"]

1.e4 c5 2.f4 Nc6 3.Nf3 g6 4.d3 Bg7 5.g3 e6 6.Bg2 Nge7 7.O-O O-O 8.c3 d6 9.
Be3 b6 10.Bf2 Rb8 11.Re1 Bb7 12.d4 cxd4 13.cxd4 d5 14.e5 Qd7 15.Nc3 Rfc8 
16.g4 Ba6 17.Bh4 Na5 18.Qd2 Nec6 19.b3 Nb4 20.Re3 Rc6 21.Bf1 Bxf1 22.Rxf1 
Rbc8 23.Nd1 Bf8 24.Bf6 Rc2 25.Qe1 Rxa2 26.Qh4 Rcc2 27.Nf2 Rab2 28.Ng5 h6 
29.Rh3 Qb5 30.Nf3 Rxf2 31.Rxf2 Rxf2 32.Kxf2 Nd3+ 33.Kg3 Nxf4 34.Qxh6 Ne2+ 
35.Kf2 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "8"]
[White "Clavijo, Walter"]
[Black "Rioseco, Fernan"]
[Result "1/2-1/2"]
[ECO "E92"]
[EventDate "1997.??.??"]
[PlyCount "95"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 O-O 5.Nf3 d6 6.Be2 c5 7.d5 e5 8.Bg5 h6 9.
Bh4 a6 10.Nd2 Qc7 11.g4 Nh7 12.Rg1 Kh8 13.g5 hxg5 14.Bxg5 Nxg5 15.Rxg5 Bh6
16.Rg1 Nd7 17.h4 Nf6 18.Qc2 Bd7 19.h5 gxh5 20.Rh1 Rg8 21.Bxh5 Nxh5 22.Rxh5
Rg1+ 23.Nf1 Kg7 24.Ne2 Rg5 25.Rxg5+ Bxg5 26.Ne3 Qa5+ 27.Nc3 b5 28.Ke2 Bxe3
29.Kxe3 Rh8 30.f3 Rh6 31.Rg1+ Rg6 32.Rxg6+ fxg6 33.b3 Qd8 34.Qg2 Qh4 35.
Ne2 Qh6+ 36.Kd3 bxc4+ 37.bxc4 Kf6 38.Qg3 g5 39.Qg2 Qh4 40.Kd2 Bh3 41.Qg1 
g4 42.fxg4 Bxg4 43.Ng3 Qg5+ 44.Qe3 Qf4 45.Kd3 Bf3 46.Qe1 Kg6 47.Qg1 Kf7 
48.Qe1 1/2-1/2

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "8"]
[White "Esplana, Bernardo"]
[Black "Rios, Carlos"]
[Result "0-1"]
[ECO "C05"]
[EventDate "1997.??.??"]
[PlyCount "55"]

1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.f4 c5 6.c3 Nc6 7.Ndf3 cxd4 8.cxd4 
Bb4+ 9.Kf2 O-O 10.g3 f6 11.Kg2 b6 12.Bb5 Bb7 13.Qa4 Ndb8 14.Be3 a6 15.Bd3 
Be7 16.Qc2 f5 17.a3 Nd7 18.Rc1 Rc8 19.Qe2 b5 20.Nh3 h6 21.Nd2 Nb6 22.b4 
Nc4 23.Rc3 a5 24.bxa5 Qxa5 25.Rb3 Nxe3+ 26.Qxe3 Nxd4 27.Qxd4 Qxd2+ 28.Qf2 
0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "8"]
[White "Gutierrez, Renzo"]
[Black "Feige, Jorge Luis"]
[Result "1-0"]
[ECO "C24"]
[EventDate "1997.??.??"]
[PlyCount "69"]

1.e4 e5 2.Bc4 Nf6 3.d3 c6 4.Qe2 Bc5 5.Bg5 h6 6.Bh4 d6 7.a4 Nbd7 8.Nd2 a5 
9.Ngf3 Qe7 10.h3 Nf8 11.g4 Ng6 12.Bg3 h5 13.g5 Nh7 14.h4 Bg4 15.Qf1 f6 16.
gxf6 gxf6 17.c3 Nhf8 18.Ng1 Qg7 19.Ne2 Qh6 20.O-O-O Bxe2 21.Qxe2 Nf4 22.
Qf3 N4g6 23.Kb1 Rb8 24.d4 exd4 25.cxd4 Bxd4 26.Nb3 Be5 27.Nxa5 Qg7 28.Ba2 
Qc7 29.Nc4 b5 30.axb5 Rxb5 31.Qa3 Kd7 32.Rhg1 Ne7 33.Nxd6 Bxd6 34.Bxd6 Re5
35.Bxe5+ 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "8"]
[White "Lobos, Miguel"]
[Black "Luchetta, Gediel"]
[Result "0-1"]
[ECO "A07"]
[EventDate "1997.??.??"]
[PlyCount "136"]

1.Nf3 Nf6 2.g3 d5 3.Bg2 Bg4 4.O-O Nbd7 5.d3 e5 6.Nbd2 Be7 7.c3 c6 8.Qc2 
O-O 9.e4 dxe4 10.dxe4 Qc7 11.Nc4 h6 12.Be3 Be6 13.Ncd2 Ng4 14.Rfe1 Rfd8 
15.Rad1 a5 16.Nf1 a4 17.c4 Nxe3 18.Nxe3 Bb4 19.Rf1 Nc5 20.Nh4 Rxd1 21.Rxd1
Rd8 22.Kf1 Rd7 23.Ke2 Qd8 24.Rxd7 Qxd7 25.f3 g6 26.Bf1 Qd4 27.Nhg2 Kg7 28.
Nh4 a3 29.bxa3 Bxa3 30.Bg2 Bb4 31.f4 exf4 32.gxf4 Qc3 33.Qxc3+ Bxc3 34.f5 
Bc8 35.Nd1 Bd4 36.Nf3 Bf6 37.e5 Bd8 38.f6+ Kf8 39.Nd4 Bc7 40.Nf3 Be6 41.
Ne3 Nd7 42.Nd4 Bxe5 43.Nxe6+ fxe6 44.Be4 Nxf6 45.Bxg6 Bxh2 46.Kd3 Ke7 47.
a4 Bf4 48.Nc2 Kd6 49.Nb4 e5 50.a5 Kc5 51.a6 bxa6 52.Nxa6+ Kb6 53.Nb4 h5 
54.Bf5 h4 55.Nc2 Kc5 56.Ne1 Bg3 57.Nc2 Ne8 58.Ne3 Nd6 59.Be6 Bf4 60.Nf5 
e4+ 61.Ke2 Nxf5 62.Bxf5 Kd4 63.Bd7 c5 64.Bf5 e3 65.Be6 Bh6 66.Kd1 Kd3 67.
Ke1 Bg7 68.Bf5+ Kc3 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "8"]
[White "Marques, Vinicius"]
[Black "Esplana, Christian"]
[Result "1-0"]
[ECO "B47"]
[EventDate "1997.??.??"]
[PlyCount "80"]

1.e4 c5 2.Nc3 Nc6 3.Nf3 e6 4.d4 cxd4 5.Nxd4 Qc7 6.g3 Nf6 7.Ndb5 Qa5 8.Bf4 
e5 9.Bd2 Qb6 10.Bg5 Bc5 11.Qf3 Nd4 12.Nxd4 Bxd4 13.O-O-O O-O 14.Bxf6 Bxc3 
15.Qxc3 Qxf6 16.f4 d6 17.f5 g6 18.fxg6 hxg6 19.Bc4 Bg4 20.Rhf1 Qe7 21.Rd2 
Rac8 22.Qb3 Kg7 23.Bd5 b6 24.Rdf2 f6 25.h4 Rc5 26.Qe3 a5 27.h5 Bxh5 28.g4 
Bxg4 29.Rh1 Bh5 30.Rxh5 gxh5 31.Rg2+ Kh7 32.Qg3 Rcc8 33.Qg6+ Kh8 34.Rh2 
Qh7 35.Rxh5 Rc7 36.Rxh7+ Rxh7 37.b3 b5 38.a3 Rh2 39.Qg1 Rh5 40.Qb6 Kg7 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "8"]
[White "Moreda, Lucas"]
[Black "Samame, Juan Jose"]
[Result "1-0"]
[ECO "B06"]
[EventDate "1997.??.??"]
[PlyCount "61"]

1.e4 c6 2.d4 g6 3.Nc3 Bg7 4.Be2 d5 5.e5 Nh6 6.h4 Qb6 7.h5 Nf5 8.Nf3 e6 9.
h6 Bf8 10.g4 Ne7 11.Qd2 Ng8 12.Qf4 Qc7 13.Bd2 b5 14.Bd3 Nd7 15.Ng5 Nb6 16.
Nxb5 Qd7 17.Rh3 a6 18.Nd6+ Bxd6 19.exd6 Ra7 20.Ba5 Na8 21.O-O-O Rb7 22.Re1
Nb6 23.Rhe3 Nxh6 24.Nxe6 fxe6 25.Rxe6+ Qxe6 26.Rxe6+ Bxe6 27.Qf6 Nf7 28.
Qxe6+ Kf8 29.Bxa6 Rb8 30.Qf6 h5 31.Bxb6 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "8"]
[White "Moreira, Jairo"]
[Black "Mela, Benjamin"]
[Result "1-0"]
[ECO "A22"]
[EventDate "1997.??.??"]
[PlyCount "61"]

1.c4 Nf6 2.Nc3 e5 3.g3 Bc5 4.Bg2 O-O 5.e3 Nc6 6.Nge2 Re8 7.O-O e4 8.d4 
exd3 9.Nf4 Bf8 10.b3 d6 11.h3 g6 12.Bb2 Bg7 13.Qxd3 Bf5 14.Qd2 Be6 15.Rac1
Qd7 16.Ncd5 Bxd5 17.Nxd5 Nxd5 18.cxd5 Bxb2 19.dxc6 Bxc1 20.Rxc1 bxc6 21.
Bxc6 Qe7 22.Qa5 Rac8 23.Bxe8 Qxe8 24.Rxc7 Rxc7 25.Qxc7 Qe4 26.Qxa7 Qb1+ 
27.Kh2 Qc2 28.Qa8+ Kg7 29.Kg2 d5 30.Qxd5 Qxa2 31.Qb7 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "8"]
[White "Oliva, Jose Daniel"]
[Black "Retamal, Rodrigo"]
[Result "0-1"]
[ECO "C01"]
[EventDate "1997.??.??"]
[PlyCount "68"]

1.e4 e6 2.d4 d5 3.exd5 exd5 4.Bd3 Bd6 5.Nf3 Nc6 6.c3 Nge7 7.O-O Bg4 8.Re1 
Qd7 9.b4 O-O-O 10.b5 Na5 11.Nbd2 Kb8 12.Qa4 Nc4 13.Bxc4 dxc4 14.Qxc4 f6 
15.a4 Ng6 16.h3 h5 17.Ba3 Bxa3 18.Rxa3 Nf4 19.Raa1 Bf5 20.Re3 g5 21.a5 g4 
22.hxg4 hxg4 23.Nh2 Qh7 24.Ndf1 Nd5 25.Re2 Bd3 26.Qc5 Bxe2 27.a6 Qe7 28.
axb7 Qxc5 29.dxc5 Bxb5 30.Nd2 Nxc3 31.Nb3 Kxb7 32.Na5+ Ka8 33.g3 f5 34.Kg2
Rd2 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "8"]
[White "Peralta, Fernando"]
[Black "Uribe, Mauricio"]
[Result "1-0"]
[ECO "E31"]
[EventDate "1997.??.??"]
[PlyCount "86"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Bg5 h6 5.Bh4 c5 6.d5 d6 7.e3 Bxc3+ 8.bxc3 e5 
9.Nf3 Qe7 10.Nd2 g5 11.Bg3 Bf5 12.Qb3 Kd8 13.a4 Kc7 14.a5 Nbd7 15.Be2 h5 
16.h4 g4 17.O-O Ne4 18.Nb1 Ndf6 19.Ra2 Nxg3 20.fxg3 Bxb1 21.Rb2 Rab8 22.
Rfxb1 Kc8 23.Qb5 Qc7 24.Bd3 e4 25.Bc2 Nd7 26.Bxe4 Ne5 27.Qa4 Kd8 28.Rb5 
Re8 29.Qa2 Qd7 30.Qb3 Re7 31.Rf1 Qe8 32.Bc2 Qh8 33.Rf4 Kc7 34.Bf5 Qh6 35.
Qb1 Qg7 36.Kh2 Qh8 37.Qf1 Rbe8 38.Bc2 Kb8 39.Kh1 Ka8 40.Bf5 Ng6 41.Bxg6 
Rxe3 42.Bxf7 Re1 43.Bxe8 Qxe8 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "8"]
[White "Rivera, Guillermo"]
[Black "Della Morte, Pablo"]
[Result "0-1"]
[ECO "A10"]
[EventDate "1997.??.??"]
[PlyCount "98"]

1.c4 g6 2.Nc3 Bg7 3.e4 c5 4.Nge2 Nc6 5.d3 d6 6.g3 Bg4 7.Bg2 Nd4 8.O-O Qc8 
9.f3 Bd7 10.Be3 h5 11.h4 e6 12.Qd2 Ne7 13.Kh2 a6 14.Bf4 Qc7 15.Rab1 b5 16.
cxb5 axb5 17.b4 cxb4 18.Rxb4 Qc5 19.Rbb1 b4 20.Nd1 Nc2 21.d4 Nxd4 22.Nxd4 
Bxd4 23.Rxb4 Nc6 24.Rb7 Na5 25.Rb1 Nc4 26.Qc2 O-O 27.Re1 Ba4 28.Qe2 Bb5 
29.Bf1 Ba6 30.Qg2 Qa5 31.Ne3 Nd2 32.Rbd1 Nxf1+ 33.Nxf1 e5 34.Be3 Bxf1 35.
Qxf1 Qxa2+ 36.Rd2 Qb3 37.Bxd4 exd4 38.Red1 Ra4 39.Qf2 Rc8 40.Rxd4 Ra2 41.
R1d2 Ra1 42.Rb2 Qe6 43.f4 Rcc1 44.f5 gxf5 45.Rb8+ Kh7 46.exf5 Rh1+ 47.Kg2 
Rag1+ 48.Kf3 Qxf5+ 49.Rf4 Qd3+ 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "8"]
[White "Salas, Christian"]
[Black "Larrea, Manuel"]
[Result "0-1"]
[ECO "E97"]
[EventDate "1997.??.??"]
[PlyCount "66"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Nf3 e5 7.O-O Nc6 8.d5 Ne7 
9.Nd2 Ne8 10.b4 f5 11.f3 f4 12.c5 h5 13.Nc4 g5 14.a4 Rf6 15.Ba3 Rg6 16.b5 
dxc5 17.Bxc5 Kh8 18.Qd2 Nd6 19.Rab1 g4 20.Kh1 g3 21.Rfc1 Ng8 22.Nxd6 cxd6 
23.Bg1 gxh2 24.Bf2 Qg5 25.Bf1 h4 26.Kxh2 Qh5 27.Ne2 h3 28.g4 fxg3+ 29.Nxg3
Qxf3 30.Rc3 Qf4 31.Qc2 Bd7 32.Rc7 Nf6 33.Rxd7 Ng4+ 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "8"]
[White "Suasnabar, Jesus"]
[Black "Gallardo, Eduardo"]
[Result "1/2-1/2"]
[ECO "B22"]
[EventDate "1997.??.??"]
[PlyCount "59"]

1.e4 c5 2.Nf3 e6 3.c3 Nf6 4.e5 Nd5 5.d4 cxd4 6.cxd4 Qc7 7.Be2 b6 8.O-O Be7
9.Bg5 Bxg5 10.Nxg5 d6 11.Na3 dxe5 12.Rc1 Qd8 13.dxe5 Nd7 14.Nf3 O-O 15.Bd3
a6 16.Nc4 b5 17.Ncd2 Bb7 18.Bb1 Nf4 19.Be4 Bxe4 20.Nxe4 Ng6 21.Qd6 Nf4 22.
Rc7 Nb8 23.Rd1 Nd5 24.Rb7 Qc8 25.Rxd5 Qxb7 26.Rd4 Nc6 27.Nf6+ gxf6 28.exf6
Kh8 29.Rh4 Rad8 30.Ng5 1/2-1/2

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "9"]
[White "Cubas, Jose Fernando"]
[Black "Rios, Carlos"]
[Result "1/2-1/2"]
[ECO "C00"]
[EventDate "1997.??.??"]
[PlyCount "82"]

1.e4 e6 2.Qe2 c5 3.Nf3 Nc6 4.g3 Nf6 5.Bg2 d5 6.d3 Be7 7.O-O O-O 8.e5 Nd7 
9.Re1 b5 10.Nbd2 Bb7 11.Nf1 c4 12.d4 a5 13.h4 b4 14.c3 a4 15.a3 bxa3 16.
bxa3 Na5 17.Bg5 h6 18.Be3 Nb3 19.Ra2 Qa5 20.Qc2 Nb8 21.N1h2 Na6 22.Ng4 Nc7
23.Nxh6+ gxh6 24.Bxh6 Nb5 25.Bg5 Qxc3 26.Bxe7 Qxc2 27.Rxc2 Rfe8 28.Bf6 
N3xd4 29.Ng5 Nf5 30.Bh3 Nh6 31.Nf3 d4 32.Bg2 Nxa3 33.Ra2 Bxf3 34.Bxf3 Nb5 
35.Bxa8 Rxa8 36.Rb2 Nc3 37.Rb4 Re8 38.Bg5 Kh7 39.Bd2 Nd5 40.Rxa4 Nf5 41.
Bg5 d3 1/2-1/2

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "9"]
[White "Della Morte, Pablo"]
[Black "Oliva, Jose Daniel"]
[Result "0-1"]
[ECO "C93"]
[EventDate "1997.??.??"]
[PlyCount "118"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O d6 6.Re1 b5 7.Bb3 Be7 8.c3 O-O 
9.h3 h6 10.d4 Re8 11.Nbd2 Bf8 12.a3 Bb7 13.Bc2 Nb8 14.b4 Nbd7 15.Bb2 Nb6 
16.Qb1 Nfd7 17.a4 bxa4 18.Bxa4 Nxa4 19.Rxa4 g6 20.Qd3 Bg7 21.d5 Nb6 22.Ra2
Rf8 23.c4 f5 24.Nb3 Bc8 25.Na5 Qf6 26.Nd2 h5 27.c5 Nd7 28.exf5 gxf5 29.f4 
Qh4 30.Rf1 e4 31.Qc4 Bh6 32.Qc3 Nf6 33.Ra3 Bxf4 34.g3 Qg5 35.Rxf4 e3 36.
Qxe3 Nxd5 37.Qb3 Be6 38.Rd4 f4 39.Ne4 Qg6 40.Nc6 Rae8 41.Qd3 Bf5 42.Rxd5 
Bxe4 43.Qd4 Bxd5 44.Qxd5+ Kh7 45.Qd3 Re4 46.Nd4 Rfe8 47.cxd6 cxd6 48.Rc3 
R8e7 49.Kg2 fxg3 50.Qxg3 Re2+ 51.Nxe2 Rxe2+ 52.Kf1 Qxg3 53.Rxg3 Rxb2 54.
Rd3 Rxb4 55.Rxd6 Ra4 56.Ke2 a5 57.Ra6 Ra1 58.Kd3 a4 59.Kc4 a3 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "9"]
[White "Esplana, Christian"]
[Black "Bastidas, Emilio"]
[Result "1/2-1/2"]
[ECO "B87"]
[EventDate "1997.??.??"]
[PlyCount "139"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bc4 e6 7.Bb3 b5 8.O-O b4 
9.Na4 Nxe4 10.Re1 Nf6 11.Bg5 Be7 12.Nf5 O-O 13.Nxe7+ Qxe7 14.Nb6 Bb7 15.
Nxa8 Bxa8 16.Bxf6 gxf6 17.Re3 f5 18.Qd4 e5 19.Rg3+ Kh8 20.Qxb4 Nc6 21.Qd2 
Nd4 22.c3 f4 23.cxd4 fxg3 24.hxg3 Qb7 25.f3 e4 26.Qh6 Qe7 27.fxe4 Bxe4 28.
Re1 f5 29.g4 Rf6 30.Qg5 Qg7 31.Qxg7+ Kxg7 32.gxf5 d5 33.Rf1 Rb6 34.f6+ Kf8
35.Rf2 Rb4 36.Rd2 Kf7 37.Kf2 Kxf6 38.Ke3 Rb8 39.Rf2+ Ke7 40.g4 Rg8 41.Bd1 
Rg6 42.Rh2 Rf6 43.Be2 Re6 44.Kd2 Rb6 45.b3 Bb1 46.Bd3 Bxa2 47.Rxh7+ Kf8 
48.Ra7 Rxb3 49.g5 Bb1 50.Bxb1 Rxb1 51.Ke3 Ra1 52.Kf4 a5 53.Ke5 a4 54.Kf6 
Rf1+ 55.Kg6 Ra1 56.Kf6 Rf1+ 57.Ke6 Ra1 58.g6 a3 59.g7+ Kg8 60.Kf6 Rf1+ 61.
Kg6 Rg1+ 62.Kf6 Rf1+ 63.Ke5 Ra1 64.Ke6 a2 65.Kxd5 Kh7 66.Kd6 Rd1 67.Rxa2 
Rxd4+ 68.Ke5 Rg4 69.Kf6 Rg6+ 70.Kf5 1/2-1/2

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "9"]
[White "Feige, Jorge Luis"]
[Black "Marques, Vinicius"]
[Result "1/2-1/2"]
[ECO "A08"]
[EventDate "1997.??.??"]
[PlyCount "115"]

1.e4 c5 2.Nf3 e6 3.d3 d5 4.Nbd2 Nc6 5.g3 Bd6 6.Bg2 Nge7 7.O-O O-O 8.Re1 
Qc7 9.Qe2 f6 10.c3 Bd7 11.Nf1 d4 12.N3d2 e5 13.Nc4 b5 14.Nxd6 Qxd6 15.f4 
c4 16.dxc4 d3 17.Qf2 bxc4 18.Be3 Be6 19.Bc5 Qd7 20.Ne3 Rfd8 21.Rad1 Rab8 
22.Rd2 Rb5 23.Ba3 a6 24.Red1 Ra5 25.Bf1 Nc8 26.Ra1 Nd6 27.Bxd6 Qxd6 28.b3 
cxb3 29.Bxd3 Rxa2 30.Rdxa2 bxa2 31.Bxa6 Na5 32.Bf1 Bb3 33.Rxa2 Qc5 34.Rd2 
Re8 35.Nd5 Qxf2+ 36.Rxf2 exf4 37.Rxf4 Bc2 38.Bg2 Nc4 39.Kf2 Nd6 40.Nc7 Re5
41.Ke3 Kf7 42.Nd5 Bxe4 43.Rxe4 Nxe4 44.Bxe4 f5 45.Kf4 Rxe4+ 46.Kxf5 Re2 
47.h4 g6+ 48.Kf4 Ke6 49.Ne3 Re1 50.c4 Rc1 51.g4 Rh1 52.Kg5 Ke5 53.h5 gxh5 
54.gxh5 Ke4 55.Nd5 Kd4 56.Nf6 Kxc4 57.Nxh7 Kd5 58.Kg6 1/2-1/2

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "9"]
[White "Gallardo, Eduardo"]
[Black "Moreira, Jairo"]
[Result "0-1"]
[ECO "B33"]
[EventDate "1997.??.??"]
[PlyCount "99"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Ndb5 d6 7.Bg5 a6 8.Na3 
b5 9.Nd5 Qa5+ 10.Bd2 Qd8 11.Bg5 Be7 12.Bxf6 Bxf6 13.c3 Ne7 14.Nxf6+ gxf6 
15.Nc2 Bb7 16.Bd3 f5 17.exf5 e4 18.Be2 Nxf5 19.Bg4 Ng7 20.Qd4 O-O 21.O-O-O
f5 22.Be2 Qa5 23.h4 Rad8 24.h5 Ne6 25.Qe3 Qc7 26.h6 Qe7 27.Nd4 Kh8 28.Rh5 
f4 29.Qh3 Nxd4 30.Rxd4 Rg8 31.Bg4 e3 32.fxe3 Qxe3+ 33.Qxe3 fxe3 34.Bf3 
Bxf3 35.gxf3 Ra8 36.Rd1 Rg3 37.Rf5 Re8 38.Re1 Rg2 39.Rf4 d5 40.Kd1 Rg6 41.
Rd4 Rxh6 42.Rxd5 Rh2 43.Re2 Rh1+ 44.Kc2 Re7 45.Rf5 Rf1 46.Kd3 Kg7 47.b3 
Kg6 48.Rf4 Kg5 49.Rg4+ Kf5 50.Re4 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "9"]
[White "Gutierrez, Renzo"]
[Black "Bernard, Ignacio"]
[Result "0-1"]
[ECO "B02"]
[EventDate "1997.??.??"]
[PlyCount "68"]

1.e4 Nf6 2.Nc3 d5 3.e5 Ne4 4.f4 Nxc3 5.dxc3 c5 6.g3 e6 7.Bg2 Be7 8.Nf3 Nc6
9.O-O Qc7 10.Nd2 O-O 11.b3 f6 12.exf6 Bxf6 13.Bb2 Bd7 14.Rb1 Rae8 15.c4 
Bxb2 16.Rxb2 d4 17.Ne4 b6 18.c3 e5 19.fxe5 Rxf1+ 20.Kxf1 Qxe5 21.cxd4 Nxd4
22.Rf2 Bc6 23.Nc3 Nf5 24.Bd5+ Kh8 25.Qf3 Qe1+ 26.Kg2 Ne3+ 27.Kh3 Bd7+ 28.
Kh4 Nf5+ 29.Kh5 g6+ 30.Kg5 Qc1+ 31.Kf6 Re3 32.Ne4 Rxf3 33.Rxf3 Qb2+ 34.Kg5
Qe5 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "9"]
[White "Larrea, Manuel"]
[Black "Luchetta, Gediel"]
[Result "1-0"]
[ECO "B33"]
[EventDate "1997.??.??"]
[PlyCount "53"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Ndb5 d6 7.Bg5 a6 8.Na3 
b5 9.Nd5 Be7 10.Bxf6 Bxf6 11.c3 Ne7 12.Nxf6+ gxf6 13.Nc2 Bb7 14.Qe2 d5 15.
exd5 Nxd5 16.Ne3 Nxe3 17.Qxe3 Qe7 18.O-O-O f5 19.Bd3 Qe6 20.Rhe1 e4 21.Bc2
O-O 22.Qf4 Rfe8 23.Bb3 Qe5 24.Qg5+ Kh8 25.Bxf7 Re7 26.f4 Qc5 27.Qf6# 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "9"]
[White "Mela, Benjamin"]
[Black "Clavijo, Walter"]
[Result "1-0"]
[ECO "C42"]
[EventDate "1997.??.??"]
[PlyCount "83"]

1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Nc6 7.O-O Be7 8.c4 
Nf6 9.h3 Nb4 10.Be2 Bf5 11.Nh4 Bc2 12.Qe1 dxc4 13.Nf3 Bd3 14.Na3 O-O 15.
Be3 Qd5 16.Rd1 b5 17.Ra1 Rfe8 18.Ne5 Bxe2 19.Qxe2 Bd6 20.f4 Ne4 21.Rf3 f6 
22.Ng4 a6 23.Nb1 c5 24.Nc3 Nxc3 25.bxc3 Nc6 26.Qf2 cxd4 27.cxd4 h5 28.Nh2 
Re4 29.Rd1 Rae8 30.g4 Bb8 31.Nf1 hxg4 32.hxg4 Ba7 33.Ng3 Rxe3 34.Rxe3 Rxe3
35.Qxe3 Bxd4 36.Kf1 c3 37.Qe8+ Kh7 38.Ne4 c2 39.Re1 Qc4+ 40.Kg2 c1=Q 41.
Ng5+ fxg5 42.Qh5+ 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "9"]
[White "Peralta, Fernando"]
[Black "Moreda, Lucas"]
[Result "1-0"]
[ECO "D26"]
[EventDate "1997.??.??"]
[PlyCount "41"]

1.d4 d5 2.c4 dxc4 3.e3 Nf6 4.Bxc4 e6 5.Nf3 c5 6.Qe2 a6 7.dxc5 Bxc5 8.O-O 
O-O 9.e4 Qc7 10.Nc3 Nc6 11.e5 Ng4 12.Bf4 f6 13.Rac1 Ngxe5 14.Nxe5 fxe5 15.
Bg3 Bd4 16.Ne4 Qb6 17.Qh5 h6 18.Bh4 Qc7 19.Qg6 Kh8 20.Nd6 Qxd6 21.Bd3 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "9"]
[White "Raineri, Pablo"]
[Black "Rivera, Guillermo"]
[Result "1/2-1/2"]
[ECO "E76"]
[EventDate "1997.??.??"]
[PlyCount "76"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f4 O-O 6.Nf3 Na6 7.Be2 e5 8.dxe5 dxe5
9.Nxe5 Nc5 10.Qxd8 Rxd8 11.Bf3 Nfd7 12.Nxd7 Nd3+ 13.Ke2 Nxc1+ 14.Raxc1 
Bxd7 15.b3 a5 16.Rhd1 c6 17.Na4 Be6 18.Nc5 Rxd1 19.Rxd1 a4 20.Nxe6 fxe6 
21.Rd7 axb3 22.axb3 e5 23.f5 Ra2+ 24.Kd3 Ra7 25.fxg6 hxg6 26.Rc7 Bf8 27.
Bg4 Bb4 28.Bc8 Ra3 29.Be6+ Kf8 30.c5 Bxc5 31.Rxb7 Be7 32.Rc7 c5 33.Kc4 Ra2
34.Bh3 Rd2 35.Rc6 Rd4+ 36.Kc3 Kg7 37.Rc7 Kf6 38.Rc6+ Kg7 1/2-1/2

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "9"]
[White "Retamal, Rodrigo"]
[Black "Lobos, Miguel"]
[Result "0-1"]
[ECO "D31"]
[EventDate "1997.??.??"]
[PlyCount "132"]

1.d4 d5 2.c4 e6 3.Nc3 c6 4.cxd5 exd5 5.Bf4 Bd6 6.Bxd6 Qxd6 7.e3 Nf6 8.Bd3 
O-O 9.Nge2 Re8 10.Qc2 Nbd7 11.Ng3 Nf8 12.O-O Bd7 13.Na4 Ne6 14.Rac1 g6 15.
a3 h5 16.Bxg6 h4 17.Nh5 Nf8 18.Qc5 Qe6 19.Nf4 Qg4 20.Bd3 Ne6 21.Qd6 Kg7 
22.Nc5 Nxc5 23.Qxc5 Bf5 24.Bxf5 Qxf5 25.Qc2 Ne4 26.Qe2 Rh8 27.h3 Rad8 28.
Qg4+ Qxg4 29.hxg4 Kf6 30.f3 Nd2 31.Rf2 Nc4 32.Rc3 Rde8 33.Re2 Re7 34.e4 
Rhe8 35.e5+ Kg5 36.Nh3+ Kg6 37.f4 f5 38.gxf5+ Kxf5 39.Kh2 Rg8 40.Rf3 Rg4 
41.Ref2 Nb6 42.b3 Nd7 43.Rc2 Nf8 44.g3 Ne6 45.Rd2 Rh7 46.Kg2 Rhg7 47.Ng5 
Nxf4+ 48.Rxf4+ Rxf4 49.gxf4 Kxf4 50.Rf2+ Kxg5 51.Kh3 Re7 52.b4 b6 53.Rg2+ 
Kf5 54.Rc2 Ke4 55.Rd2 c5 56.bxc5 bxc5 57.dxc5 d4 58.Kxh4 Rxe5 59.Re2+ Kd5 
60.Rxe5+ Kxe5 61.Kg4 Kd5 62.Kf3 Kxc5 63.Ke2 Kc4 64.Kd2 Kb3 65.Kd3 Kxa3 66.
Kxd4 Kb3 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "9"]
[White "Rioseco, Fernan"]
[Black "Esplana, Bernardo"]
[Result "1-0"]
[ECO "B07"]
[EventDate "1997.??.??"]
[PlyCount "107"]

1.e4 d6 2.d4 Nf6 3.Nc3 c6 4.Nf3 Qa5 5.Bd2 e5 6.dxe5 dxe5 7.Nd5 Qd8 8.Nxf6+
Qxf6 9.Bg5 Qd6 10.Bc4 f6 11.Bd2 Bg4 12.h3 Bh5 13.g4 Bg6 14.Qe2 Nd7 15.b4 
Nb6 16.Bb3 Bf7 17.g5 Bxb3 18.axb3 Be7 19.Rg1 g6 20.h4 Rf8 21.c3 Qe6 22.Ra3
Nd7 23.gxf6 Bxf6 24.Bh6 Rf7 25.Bg5 a6 26.h5 Qh3 27.hxg6 hxg6 28.Be3 Be7 
29.Nd2 Qh5 30.Qg4 Qxg4 31.Rxg4 Rf6 32.Ke2 Kf7 33.Ra1 Rg8 34.Nf3 Re6 35.
Rag1 Nf8 36.Bc5 Bd8 37.Rd1 Bf6 38.Rd3 Be7 39.Rg1 Bf6 40.Nd2 Be7 41.Nc4 b5 
42.Nb6 Bxc5 43.bxc5 g5 44.Rd8 Nh7 45.Rxg8 Kxg8 46.Ra1 Nf6 47.Ke3 Kg7 48.
Rxa6 Kg6 49.Ra8 Ng4+ 50.Kf3 Nf6 51.Rd8 g4+ 52.Ke3 Kf7 53.Nc8 Kg6 54.Nd6 
1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "9"]
[White "Salas, Christian"]
[Black "Suasnabar, Jesus"]
[Result "1-0"]
[ECO "D43"]
[EventDate "1997.??.??"]
[PlyCount "77"]

1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 e6 5.Bg5 h6 6.Bxf6 Qxf6 7.e3 g6 8.Qc2 Nd7 
9.Bd3 dxc4 10.Bxc4 Bg7 11.O-O O-O 12.Rfd1 Qe7 13.Bb3 Rd8 14.Rac1 Nb6 15.
Ne2 Bd7 16.Nf4 Rac8 17.a3 Be8 18.Nd3 Kh7 19.Nc5 Rc7 20.h4 Nd7 21.h5 Nxc5 
22.hxg6+ fxg6 23.Qxc5 Qxc5 24.Rxc5 Re7 25.Ne5 Bxe5 26.Rxe5 Rd6 27.Rc1 Kg7 
28.Ba2 Kf6 29.f4 Bf7 30.g4 g5 31.fxg5+ hxg5 32.Rf1+ Kg6 33.Kg2 Re8 34.Bb1+
Kg7 35.Rxg5+ Kf8 36.Rh5 Rd5 37.Rh8+ Ke7 38.Rh7 Rf8 39.Bg6 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "9"]
[White "Uribe, Mauricio"]
[Black "Samame, Juan Jose"]
[Result "0-1"]
[ECO "C11"]
[EventDate "1997.??.??"]
[PlyCount "55"]

1.e4 e6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 5.Nf3 Ngf6 6.Bg5 Be7 7.Nxf6+ Bxf6 8.
Bxf6 Nxf6 9.Bd3 O-O 10.Qd2 b6 11.O-O-O Bb7 12.Ne5 c5 13.dxc5 bxc5 14.Rhe1 
Qc7 15.f3 Rad8 16.Qf2 Bd5 17.c4 Ba8 18.g4 Rd4 19.f4 Rfd8 20.g5 Nh5 21.f5 
exf5 22.Qxf5 g6 23.Qf1 Nf4 24.Bc2 Bg2 25.Qg1 Rxd1+ 26.Bxd1 Re8 27.Ng4 Rxe1
28.Nf6+ 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "10"]
[White "Bernard, Ignacio"]
[Black "Peralta, Fernando"]
[Result "0-1"]
[ECO "B06"]
[EventDate "1997.??.??"]
[PlyCount "66"]

1.e4 g6 2.d4 Bg7 3.Nc3 d6 4.Be3 a6 5.Qd2 Nd7 6.O-O-O b5 7.f3 Bb7 8.g4 Rc8 
9.h4 h5 10.g5 e6 11.Nge2 Ne7 12.Bh3 O-O 13.Ng3 d5 14.Kb1 c5 15.dxc5 Nxc5 
16.Bd4 Qc7 17.Bxg7 Kxg7 18.Rhg1 dxe4 19.fxe4 Rcd8 20.Qf2 Rxd1+ 21.Nxd1 Qe5
22.Rf1 Nc6 23.Bg2 a5 24.Bf3 Nd4 25.Bxh5 Nxe4 26.Nxe4 Bxe4 27.Ne3 gxh5 28.
Qf6+ Qxf6 29.gxf6+ Kg6 30.Rf4 Nf3 31.Kc1 Bb7 32.a4 e5 33.Rf5 Be4 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "10"]
[White "Clavijo, Walter"]
[Black "Retamal, Rodrigo"]
[Result "0-1"]
[ECO "E95"]
[EventDate "1997.??.??"]
[PlyCount "136"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nbd7 8.Re1 Re8
9.d5 Nc5 10.Qc2 a5 11.b3 Nh5 12.Bg5 f6 13.Bh4 Nf4 14.Bf1 Rf8 15.a3 g5 16.
Bg3 f5 17.Nd2 Nh5 18.exf5 Bxf5 19.Nde4 Qe8 20.b4 Nxe4 21.Nxe4 Qg6 22.Bd3 
Nf4 23.Rab1 h5 24.Bxf4 exf4 25.bxa5 g4 26.Rxb7 h4 27.Rxc7 g3 28.Rxg7+ Kxg7
29.fxg3 fxg3 30.h3 Rfe8 31.Qb2+ Kh6 32.Qd2+ Kg7 33.Qb2+ Kh6 34.Qd2+ Kh7 
35.Qf4 Kg7 36.Qxh4 Rxe4 37.Rxe4 Bxe4 38.Qe7+ Kg8 39.Bxe4 Re8 40.Bxg6 Rxe7 
41.Kf1 Kg7 42.Bh5 Kf6 43.Be2 Re3 44.a4 Ra3 45.Bd1 Rc3 46.Ke2 Kg5 47.a6 
Rxc4 48.Kd3 Rc5 49.Ke4 Ra5 50.Kf3 Kh4 51.Ke4 Rxa6 52.Kf5 Rb6 53.Ke6 Rb2 
54.Bf3 Rf2 55.Be4 Re2 56.Kf5 Ra2 57.Kf4 Rxa4 58.Kf3 Kg5 59.Ke3 Ra2 60.Bf3 
Kf5 61.h4 Ra3+ 62.Ke2 Kf4 63.h5 Re3+ 64.Kf1 Re7 65.Be2 Ke3 66.Ke1 Kd4 67.
Kd2 Kxd5 68.Kd3 Ke5 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "10"]
[White "Cubas, Jose Fernando"]
[Black "Uribe, Mauricio"]
[Result "1/2-1/2"]
[ECO "B23"]
[EventDate "1997.??.??"]
[PlyCount "21"]

1.e4 c5 2.Nc3 Nc6 3.f4 d6 4.Nf3 g6 5.Bc4 Bg7 6.O-O e6 7.d3 Nge7 8.Qe1 O-O 
9.Bb3 Nd4 10.Nxd4 Bxd4+ 11.Be3 1/2-1/2

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "10"]
[White "Esplana, Bernardo"]
[Black "Rivera, Guillermo"]
[Result "1/2-1/2"]
[ECO "B86"]
[EventDate "1997.??.??"]
[PlyCount "83"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bc4 e6 7.Bb3 Be7 8.O-O 
Nc6 9.Be3 O-O 10.f4 Nxd4 11.Bxd4 b5 12.a3 Bb7 13.Qf3 Nd7 14.f5 exf5 15.
Qxf5 Bf6 16.Bxf6 Nxf6 17.Rad1 Qe7 18.Nd5 Nxd5 19.Bxd5 Bxd5 20.Rxd5 Rac8 
21.c3 Rc4 22.e5 dxe5 23.Rxe5 Qa7+ 24.Qf2 Qc7 25.Qe3 Qd6 26.Re8 Rc8 27.
Rxf8+ Kxf8 28.Qh3 Qc5+ 29.Kh1 Kg8 30.Qd7 Rf8 31.Qb7 Qc4 32.Kg1 Qe2 33.Rf2 
Qe1+ 34.Rf1 Qe3+ 35.Kh1 Qe2 36.Kg1 Qxb2 37.Qxa6 Qxc3 38.Qxb5 Qxa3 39.h3 
Qe3+ 40.Kh2 Qe6 41.Qf5 Qd6+ 42.Qf4 1/2-1/2

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "10"]
[White "Lobos, Miguel"]
[Black "Feige, Jorge Luis"]
[Result "1/2-1/2"]
[ECO "A36"]
[EventDate "1997.??.??"]
[PlyCount "23"]

1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.e3 e5 6.Nge2 Nge7 7.O-O O-O 8.Nd5 d6
9.Nec3 Be6 10.h3 Qd7 11.Kh2 f5 12.d3 1/2-1/2

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "10"]
[White "Luchetta, Gediel"]
[Black "Gutierrez, Renzo"]
[Result "1/2-1/2"]
[ECO "E70"]
[EventDate "1997.??.??"]
[PlyCount "98"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 O-O 5.e5 Ne8 6.f4 d6 7.Nf3 c5 8.dxc5 Nc6 
9.cxd6 exd6 10.e6 fxe6 11.Bd3 e5 12.fxe5 Nxe5 13.O-O Bg4 14.Be2 Nxf3+ 15.
Bxf3 Bxf3 16.Rxf3 Rxf3 17.Qxf3 Qb6+ 18.Kh1 Nc7 19.Qd3 Rf8 20.Rb1 Bd4 21.
Bd2 Ne6 22.Nd5 Qd8 23.Nf4 Nxf4 24.Qxd4 Qg5 25.g3 Qf5 26.Rf1 Ne2 27.Rxf5 
Nxd4 28.Rd5 Nf5 29.Kg2 Re8 30.Kf2 Re6 31.Bf4 h5 32.h3 Rf6 33.b3 h4 34.Kg2 
hxg3 35.Rd3 Re6 36.Kf3 Kf7 37.Bxg3 Rf6 38.Kg2 b6 39.Be1 g5 40.Rf3 Kg6 41.
Rd3 Re6 42.Bb4 Nh4+ 43.Kf2 Nf5 44.a4 Kf6 45.Bc3+ Kg6 46.a5 Re4 47.axb6 
axb6 48.Bb4 b5 49.Bxd6 bxc4 1/2-1/2

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "10"]
[White "Mela, Benjamin"]
[Black "Bastidas, Emilio"]
[Result "0-1"]
[ECO "B86"]
[EventDate "1997.??.??"]
[PlyCount "74"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bc4 e6 7.a3 b5 8.Ba2 Bb7 
9.O-O Nc6 10.f4 Be7 11.Be3 O-O 12.Qe2 Qc7 13.Kh1 Na5 14.Bg1 Nc4 15.Ndxb5 
axb5 16.Nxb5 Qd7 17.Bxc4 Bxe4 18.Nc3 Bc6 19.Bb5 Rab8 20.a4 Rfc8 21.Rfb1 h5
22.Bd4 h4 23.h3 g6 24.Bxf6 Bxf6 25.Ne4 Bg7 26.c4 d5 27.cxd5 Bxb5 28.axb5 
exd5 29.Ng5 Rxb5 30.f5 d4 31.Ra7 Qxf5 32.Ne4 Re5 33.Qa6 Rce8 34.Rf1 Qxe4 
35.Raxf7 Rg5 36.Rxg7+ Kxg7 37.Qf6+ Kh6 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "10"]
[White "Moreira, Jairo"]
[Black "Moreda, Lucas"]
[Result "1-0"]
[ECO "A07"]
[EventDate "1997.??.??"]
[PlyCount "127"]

1.Nf3 c6 2.g3 d5 3.Bg2 Nf6 4.O-O Bf5 5.d3 Nbd7 6.b3 e5 7.Bb2 Qc7 8.c4 dxc4
9.bxc4 Be7 10.Nbd2 O-O 11.Qc2 Rad8 12.Bc3 Rfe8 13.Rab1 Bd6 14.Nh4 Bg4 15.
Nb3 b6 16.d4 exd4 17.Nxd4 Bc5 18.Nhf5 Ne5 19.Ba1 Bh5 20.Nf3 Ned7 21.e3 Bf8
22.h3 Ne4 23.Rbd1 Bg6 24.N3h4 Nd6 25.Nxg6 hxg6 26.Nxd6 Bxd6 27.Qa4 Nb8 28.
Qc2 Re6 29.Rd3 Na6 30.Rfd1 Rde8 31.Rd4 c5 32.Rh4 Nb4 33.Qd2 Be7 34.Rf4 Bg5
35.Rg4 Bh6 36.Qd7 Qxd7 37.Rxd7 f5 38.Rh4 R6e7 39.Rd6 Bg5 40.Rxg6 Bxh4 41.
gxh4 Kh7 42.Rd6 Nxa2 43.Kh2 Nb4 44.Kg3 Re6 45.Rd2 a5 46.Kf4 a4 47.Kxf5 Rg6
48.Be4 a3 49.Rd1 Nc6 50.Bb1 a2 51.Bxa2 Rf8+ 52.Ke4 Re6+ 53.Kd5 Nd8 54.Be5 
Rf7 55.Bb1+ Kh6 56.Ke4 Nc6 57.f4 Nxe5 58.fxe5 Rfe7 59.Rd5 Kh5 60.Kf4 Rf7+ 
61.Kg3 Rf1 62.Be4 Rg1+ 63.Kf4 Rf1+ 64.Kg3 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "10"]
[White "Oliva, Jose Daniel"]
[Black "Esplana, Christian"]
[Result "0-1"]
[ECO "B41"]
[EventDate "1997.??.??"]
[PlyCount "63"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Be2 Qc7 6.O-O Nf6 7.Bf3 Nc6 8.Be3 
Be7 9.Nc3 O-O 10.a4 b6 11.e5 Qxe5 12.Bxc6 dxc6 13.Nxc6 Qc7 14.Nxe7+ Qxe7 
15.Bxb6 Bb7 16.Qd4 Rac8 17.Rfe1 Rc6 18.a5 Rfc8 19.Rad1 Rc4 20.Qd3 Rg4 21.
f3 Rg6 22.Kf1 h5 23.Bd8 Qb4 24.Rxe6 Qf4 25.Qd6 Qg5 26.Re2 Bxf3 27.Rdd2 
Bxe2+ 28.Rxe2 Qc1+ 29.Re1 Qxc2 30.g3 Qxh2 31.Nd5 Qh1+ 32.Kf2 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "10"]
[White "Raineri, Pablo"]
[Black "Della Morte, Pablo"]
[Result "1-0"]
[ECO "E70"]
[EventDate "1997.??.??"]
[PlyCount "97"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Bd3 e5 6.d5 O-O 7.Nge2 Nbd7 8.O-O Nc5
9.Bc2 a5 10.h3 Ne8 11.Be3 f5 12.exf5 gxf5 13.f4 e4 14.Bd4 Nf6 15.a3 Qe8 
16.Rb1 Bd7 17.b4 axb4 18.axb4 Na4 19.Qd2 Nxc3 20.Qxc3 Qh5 21.Qe3 b5 22.c5 
Qf7 23.Bb3 Qe7 24.Ra1 Rfb8 25.c6 Be8 26.Ba7 Rc8 27.Nd4 Bg6 28.Nxb5 Nh5 29.
Ra2 Qh4 30.Qf2 Ng3 31.Bc4 Bf6 32.Re1 Kf7 33.Bd4 Rxa2 34.Bxa2 Nh5 35.Bxf6 
Qxf2+ 36.Kxf2 Nxf6 37.Bc4 Ke7 38.Ra1 Bf7 39.Nc3 Rb8 40.b5 Ne8 41.Ke3 h5 
42.g3 Kf6 43.Ra7 Bg8 44.Na2 Ke7 45.Nb4 Kd8 46.Na6 Rb6 47.Kd4 Bf7 48.Ra8+ 
Ke7 49.Rc8 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "10"]
[White "Rios, Carlos"]
[Black "Salas, Christian"]
[Result "1/2-1/2"]
[ECO "E18"]
[EventDate "1997.??.??"]
[PlyCount "114"]

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.Nd2 Bxg2 10.Kxg2 d5 11.e4 dxe4 12.Nxe4 Nd7 13.Be3 Nf6 14.Qf3 Qc8 
15.a3 Rd8 16.Rfd1 Nxe4 17.Qxe4 c6 18.Rac1 Qb7 19.h4 Rd7 20.h5 Rad8 21.h6 
Bf6 22.hxg7 Bxd4 23.Rh1 c5 24.Qxb7 Rxb7 25.Rcd1 Rbd7 26.Bg5 f6 27.Bc1 Rxg7
28.Kf3 Rgd7 29.Ke2 Be5 30.Rxd7 Rxd7 31.Rd1 Rxd1 32.Kxd1 f5 33.b3 Kf7 34.
Ke2 a6 35.a4 h5 36.Bg5 Bf6 37.Be3 Bd4 38.Bd2 Ke7 39.Be1 Kd6 40.Kd3 Kc6 41.
b4 b5 42.axb5+ axb5 43.cxb5+ Kxb5 44.bxc5 Kxc5 45.Ke2 Kc4 46.Bd2 e5 47.Bg5
Kd5 48.Kf3 e4+ 49.Ke2 Bc5 50.Bh6 Ke6 51.Bc1 Bd6 52.Bh6 Kf6 53.Bc1 f4 54.
gxf4 Kf5 55.f3 Bc5 56.fxe4+ Kxe4 57.Kf1 h4 1/2-1/2

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "10"]
[White "Rioseco, Fernan"]
[Black "Gallardo, Eduardo"]
[Result "1-0"]
[ECO "C31"]
[EventDate "1997.??.??"]
[PlyCount "45"]

1.e4 e5 2.f4 d5 3.exd5 e4 4.d3 exd3 5.Bxd3 Qxd5 6.Qe2+ Qe6 7.Nc3 Bc5 8.Ne4
Bb6 9.Bc4 Qe7 10.Bd2 Bf5 11.Ng5 Qxe2+ 12.Nxe2 Nh6 13.O-O-O O-O 14.h3 Kh8 
15.g4 f6 16.Ng3 Nc6 17.Nxf5 Nxf5 18.Nf7+ Rxf7 19.Bxf7 Ng3 20.Rhe1 Nd4 21.
Bc4 Bc5 22.Re3 b5 23.Bd3 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "10"]
[White "Samame, Juan Jose"]
[Black "Larrea, Manuel"]
[Result "1/2-1/2"]
[ECO "E61"]
[EventDate "1997.??.??"]
[PlyCount "82"]

1.Nf3 Nf6 2.d4 g6 3.Bg5 Bg7 4.c4 O-O 5.Nc3 d6 6.e3 Nbd7 7.Be2 Re8 8.O-O c6
9.Qc2 Qc7 10.Rac1 e5 11.Rfd1 Nf8 12.Bxf6 Bxf6 13.Ne4 Be7 14.dxe5 dxe5 15.
c5 Bf5 16.b4 Ne6 17.Bc4 Rad8 18.h3 h5 19.Bb3 Rxd1+ 20.Rxd1 Kg7 21.Qc4 Rd8 
22.Ng3 Rxd1+ 23.Bxd1 Nf8 24.Nxf5+ gxf5 25.Nh2 h4 26.Bb3 Bf6 27.Nf3 e4 28.
Nd4 Kg6 29.a4 Qd7 30.a5 Ne6 31.Nxe6 fxe6 32.Qxe6 Qxe6 33.Bxe6 Bc3 34.Bc8 
Bxb4 35.Bxb7 Bxc5 36.Bxc6 a6 37.Bb7 Bb4 38.Bxa6 Bxa5 39.Kf1 Kg5 40.Bb7 Bc7
41.Ke2 Ba5 1/2-1/2

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "10"]
[White "Suasnabar, Jesus"]
[Black "Marques, Vinicius"]
[Result "0-1"]
[ECO "B49"]
[EventDate "1997.??.??"]
[PlyCount "118"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Qc7 6.Be2 a6 7.O-O Nf6 8.Be3 
Bb4 9.Na4 Be7 10.Nxc6 bxc6 11.Nb6 Rb8 12.Nxc8 Qxc8 13.e5 Nd5 14.Bc1 Bc5 
15.c4 Ne7 16.Bd3 Qc7 17.Re1 Bd4 18.Qe2 Ng6 19.Bxg6 hxg6 20.Rb1 Bc3 21.Bd2 
Rxb2 22.Rxb2 Bxb2 23.Bb4 c5 24.Qxb2 cxb4 25.Qxb4 Rh5 26.Qc3 Qc5 27.g3 Rf5 
28.Re2 g5 29.h3 g6 30.a3 Ke7 31.Qb4 Qxb4 32.axb4 Rf3 33.c5 Rb3 34.Re4 Kd8 
35.Kg2 Kc7 36.Rd4 Ra3 37.Rd6 Ra4 38.Rb6 a5 39.b5 Rc4 40.Ra6 Rxc5 41.Rxa5 
Kb6 42.Ra8 Rxe5 43.Rb8+ Kc7 44.Rf8 Rf5 45.Kf1 d5 46.Ke2 d4 47.Kd3 e5 48.
Ke4 Rxf2 49.Kxe5 d3 50.b6+ Kxb6 51.Rd8 d2 52.Ke4 Kc5 53.Ke3 Rh2 54.Rc8+ 
Kb4 55.Rd8 Kc3 56.Rc8+ Kb2 57.Rd8 Kc1 58.Rc8+ Kd1 59.Rd8 Ke1 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "11"]
[White "Bastidas, Emilio"]
[Black "Rioseco, Fernan"]
[Result "0-1"]
[ECO "E69"]
[EventDate "1997.??.??"]
[PlyCount "104"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.g3 O-O 5.Bg2 d6 6.Nf3 Nbd7 7.O-O c6 8.e4 e5 
9.h3 Re8 10.b3 exd4 11.Nxd4 Nc5 12.Re1 a5 13.Bf4 h6 14.g4 Nh7 15.Qd2 Ng5 
16.Rad1 Qf6 17.Bg3 Nce6 18.Nxe6 Bxe6 19.Re3 Rad8 20.Bxd6 Nh7 21.c5 h5 22.
Rf3 Qh4 23.gxh5 Qxh5 24.Rg3 Bh6 25.f4 Bg7 26.Rf1 f5 27.e5 Kf7 28.Ne2 Bh6 
29.Nd4 Qh4 30.Kh2 Rd7 31.Qf2 Qd8 32.Be4 Nf8 33.Bd3 Bd5 34.Bxf5 gxf5 35.
Nxf5 Re6 36.Rfg1 Ke8 37.Nxh6 Rxh6 38.f5 Rf7 39.e6 Rxe6 40.Re1 Rxe1 41.
Qxe1+ Kd7 42.Re3 Qg5 43.Qe2 Rg7 44.Rg3 Qf6 45.Be5 Re7 46.Bxf6 Rxe2+ 47.Kg1
Ke8 48.Kf1 Re4 49.Bg5 Re5 50.f6 Nh7 51.h4 Nxf6 52.Bxf6 Rf5+ 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "11"]
[White "Della Morte, Pablo"]
[Black "Clavijo, Walter"]
[Result "0-1"]
[ECO "C42"]
[EventDate "1997.??.??"]
[PlyCount "66"]

1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nc4 Nxe4 5.Nc3 Nxc3 6.bxc3 Be7 7.d4 O-O 8.
Bd3 d5 9.Ne3 c5 10.Qh5 g6 11.Qxd5 cxd4 12.cxd4 Bb4+ 13.Bd2 Bxd2+ 14.Kxd2 
Qf6 15.Rhf1 Nc6 16.c3 Rd8 17.Qf3 Qd6 18.Qg3 Qa3 19.h4 Qa5 20.Nc4 Qd5 21.f4
b5 22.Ne3 Qd6 23.a3 Rb8 24.h5 a5 25.hxg6 fxg6 26.Qg5 Nxd4 27.cxd4 Qxd4 28.
Qe5 Qxd3+ 29.Kc1 Bf5 30.Rf2 Rbc8+ 31.Kb2 a4 32.Rh1 Qb3+ 33.Ka1 Qxa3+ 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "11"]
[White "Esplana, Bernardo"]
[Black "Suasnabar, Jesus"]
[Result "1/2-1/2"]
[ECO "C92"]
[EventDate "1997.??.??"]
[PlyCount "107"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O b5 6.Bb3 Be7 7.Re1 d6 8.c3 O-O 
9.h3 Bb7 10.d4 Re8 11.Nbd2 Bf8 12.d5 Na5 13.Bc2 c5 14.dxc6 Nxc6 15.Nf1 d5 
16.exd5 Qxd5 17.Bg5 Rad8 18.Bxf6 Qxd1 19.Raxd1 gxf6 20.Ng3 b4 21.Nh5 Be7 
22.Nh4 bxc3 23.bxc3 Bc8 24.Ba4 Rxd1 25.Rxd1 Rd8 26.Rxd8+ Nxd8 27.Bc2 Nb7 
28.Nf5 Bxf5 29.Bxf5 Nc5 30.Bc2 Ne6 31.Kf1 Nf8 32.Ng3 Ng6 33.Nf5 Bc5 34.g3 
Ne7 35.Nxe7+ Bxe7 36.Ke2 h6 37.Bf5 Kf8 38.Kd3 Bc5 39.f3 Ke7 40.Kc4 Bf2 41.
g4 Kd8 42.Kd5 a5 43.c4 Kc7 44.c5 Bg3 45.a4 Bf2 46.c6 Be3 47.Bd7 Kd8 48.Kd6
Bb6 49.Bf5 Bc7+ 50.Kc5 Ke7 51.h4 Kf8 52.Kb5 Ke7 53.Ka6 Kd6 54.Kb7 1/2-1/2

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "11"]
[White "Esplana, Christian"]
[Black "Mela, Benjamin"]
[Result "0-1"]
[ECO "C18"]
[EventDate "1997.??.??"]
[PlyCount "88"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Nc6 7.Nf3 Qa5 8.Bd2 
Qa4 9.Bc1 b6 10.Bd3 Ba6 11.O-O Bxd3 12.Qxd3 Nge7 13.Rb1 cxd4 14.cxd4 Rc8 
15.Bg5 h6 16.Bd2 Nf5 17.Bc3 Rc7 18.g4 Nfe7 19.Qd2 Ng6 20.Rb3 Ncxe5 21.Nxe5
Nxe5 22.dxe5 Qxg4+ 23.Kh1 Qf3+ 24.Kg1 Rc4 25.h3 Qxh3 26.f4 g5 27.Bd4 Qg4+ 
28.Kh2 gxf4 29.Rxf4 Qg6 30.Rd3 Rg8 31.Qf2 h5 32.Rff3 h4 33.c3 Ra4 34.Qb2 
Rxa3 35.Rd1 Rb3 36.Qa2 Ra3 37.Qe2 Ra5 38.Rdf1 Rg7 39.Qf2 Rb5 40.Rf6 Qg3+ 
41.Kh1 Qh3+ 42.Qh2 Qd3 43.Qf4 Rb2 44.Rxe6+ Kf8 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "11"]
[White "Feige, Jorge Luis"]
[Black "Retamal, Rodrigo"]
[Result "1/2-1/2"]
[ECO "A08"]
[EventDate "1997.??.??"]
[PlyCount "142"]

1.e4 e6 2.d3 d5 3.Nd2 Nf6 4.Ngf3 c5 5.g3 Nc6 6.Bg2 Be7 7.O-O O-O 8.Re1 Qc7
9.e5 Nd7 10.Qe2 b5 11.Nf1 a5 12.Bf4 c4 13.d4 b4 14.h4 Ba6 15.c3 Rfb8 16.
Ne3 bxc3 17.bxc3 Rb6 18.Nxd5 exd5 19.e6 Qd8 20.exd7 Qxd7 21.Ne5 Nxe5 22.
Qxe5 Bd6 23.Qe3 Bxf4 24.Qxf4 h6 25.Re5 Bb7 26.Rae1 Rf6 27.Qe3 Bc6 28.Rb1 
Qd8 29.Qd2 Rd6 30.Qb2 f6 31.Re3 Be8 32.Qb7 Bc6 33.Qb6 Ba4 34.Qxd8+ Raxd8 
35.Rb7 R6d7 36.Re7 Rxb7 37.Rxb7 Bc6 38.Rc7 Be8 39.Rc5 Bf7 40.Rxa5 Be6 41.
f4 Rd7 42.Kf2 Kf7 43.f5 Bxf5 44.Bxd5+ Be6 45.Bxe6+ Kxe6 46.Rc5 Ra7 47.Rxc4
Rxa2+ 48.Ke3 h5 49.Rc5 g6 50.c4 Rg2 51.Kf3 Rd2 52.Rc6+ Kf5 53.Rc5+ Ke6 54.
d5+ Kf5 55.Ke3 Rg2 56.d6+ Ke6 57.Rd5 Kd7 58.Kf3 Rc2 59.Rd4 Rc3+ 60.Ke4 
Rxg3 61.Kd5 Re3 62.c5 Re5+ 63.Kc4 Re8 64.Rf4 Kc6 65.d7 Kxd7 66.Rxf6 Re4+ 
67.Kd5 Rxh4 68.c6+ Kc8 69.Rxg6 Rh1 70.Rg8+ Kc7 71.Rg7+ Kc8 1/2-1/2

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "11"]
[White "Larrea, Manuel"]
[Black "Bernard, Ignacio"]
[Result "0-1"]
[ECO "B89"]
[EventDate "1997.??.??"]
[PlyCount "121"]

1.Nf3 c5 2.e4 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bc4 e6 7.Be3 a6 8.Bb3 
Be7 9.Qe2 Qc7 10.O-O-O O-O 11.g4 Nxd4 12.Rxd4 Nd7 13.g5 Nc5 14.Rg1 Bd7 15.
Qh5 g6 16.Qh6 Rfc8 17.e5 Bf8 18.exd6 Bxh6 19.dxc7 Bg7 20.Rd2 Nxb3+ 21.axb3
Bc6 22.Bb6 Be5 23.Rd8+ Kg7 24.Rgd1 Bxh2 25.Na4 Bf4+ 26.Kb1 Bxg5 27.Rxc8 
Rxc8 28.Rd8 Bxd8 29.cxd8=Q Rxd8 30.Bxd8 f6 31.f4 h5 32.Bb6 g5 33.fxg5 fxg5
34.Kc1 h4 35.Bf2 Kg6 36.Kd2 Kh5 37.Nc3 h3 38.Ne2 h2 39.Ng3+ Kg4 40.Ke3 
h1=Q 41.Nxh1 Bxh1 42.Be1 Kh3 43.Kf2 g4 44.Kg1 Be4 45.c4 g3 46.Bc3 Kg4 47.
Bd4 Kf4 48.b4 Bd3 49.b3 e5 50.Bc5 Kf3 51.Bd6 e4 52.Be5 Bc2 53.b5 Bxb3 54.
bxa6 bxa6 55.Bc3 Bxc4 56.Be1 e3 57.Ba5 g2 58.Be1 Bd5 59.Bg3 Ke2 60.Bf4 a5 
61.Kh2 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "11"]
[White "Marques, Vinicius"]
[Black "Salas, Christian"]
[Result "1/2-1/2"]
[ECO "E17"]
[EventDate "1997.??.??"]
[PlyCount "69"]

1.d4 Nf6 2.Nf3 e6 3.g3 b6 4.Bg2 Bb7 5.c4 Be7 6.Nc3 O-O 7.d5 exd5 8.cxd5 d6
9.O-O Re8 10.Nd4 Nbd7 11.Re1 Bf8 12.e4 g6 13.f4 Bg7 14.Bf3 Nxd5 15.Nxd5 
Bxd5 16.Nf5 gxf5 17.Qxd5 fxe4 18.Rxe4 Rxe4 19.Bxe4 Rb8 20.Bf5 Nc5 21.Be3 
Qf6 22.g4 Re8 23.Bf2 Qxb2 24.Rb1 Qf6 25.h4 Qd8 26.g5 Qa8 27.Qxa8 Rxa8 28.
Re1 Bf8 29.h5 d5 30.Kg2 Nb7 31.g6 hxg6 32.hxg6 Nd6 33.gxf7+ Nxf7 34.Be6 c6
35.Rc1 1/2-1/2

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "11"]
[White "Moreda, Lucas"]
[Black "Cubas, Jose Fernando"]
[Result "1/2-1/2"]
[ECO "B22"]
[EventDate "1997.??.??"]
[PlyCount "110"]

1.e4 c5 2.c3 Nf6 3.Qc2 e6 4.f4 Nc6 5.Nf3 Be7 6.Be2 O-O 7.O-O Qc7 8.d3 d6 
9.Na3 Rb8 10.h3 b5 11.g4 d5 12.e5 Nd7 13.d4 b4 14.Nb5 Qb6 15.Be3 Ba6 16.
dxc5 Bxc5 17.Nbd4 Bxe2 18.Qxe2 bxc3 19.bxc3 Qb2 20.Qd3 Bxd4 21.cxd4 Nb4 
22.Qd2 Qa3 23.f5 Nc2 24.Qxc2 Qxe3+ 25.Qf2 Qf4 26.Qh2 Qxh2+ 27.Kxh2 Rb2+ 
28.Kg3 Nb6 29.Rfb1 Rxb1 30.Rxb1 Rc8 31.Rb5 h6 32.Ra5 Rc7 33.Rc5 Na8 34.Kf4
Kf8 35.Rb5 Nb6 36.f6 Kg8 37.h4 Rc4 38.Ra5 Ra4 39.Rc5 Rc4 40.Rb5 Kh7 41.Rc5
Kg8 42.h5 Kh7 43.g5 hxg5+ 44.Nxg5+ Kg8 45.Rxc4 dxc4 46.fxg7 Kxg7 47.h6+ 
Kxh6 48.Nxf7+ Kg6 49.Nd6 Nd5+ 50.Kf3 c3 51.Ke2 Nb4 52.Nb5 Nxa2 53.Kd3 Kf5 
54.Nxa7 c2 55.Kxc2 Ke4 1/2-1/2

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "11"]
[White "Oliva, Jose Daniel"]
[Black "Raineri, Pablo"]
[Result "1/2-1/2"]
[ECO "B70"]
[EventDate "1997.??.??"]
[PlyCount "61"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Be2 g6 7.Be3 Bg7 8.h4 h5
9.Qd2 Bd7 10.Nxc6 Bxc6 11.f3 Qa5 12.Nb5 Qxd2+ 13.Kxd2 Bxb5 14.Bxb5+ Nd7 
15.c3 a6 16.Bxd7+ Kxd7 17.g4 Rac8 18.Kd3 Rc6 19.Rac1 Bf6 20.g5 Bg7 21.Bd4 
Bxd4 22.cxd4 Rhc8 23.Rc3 e6 24.Rhc1 b6 25.a4 d5 26.b4 Rxc3+ 27.Rxc3 Rxc3+ 
28.Kxc3 Kc6 29.Kd3 Kd6 30.e5+ Kc6 31.Kc3 1/2-1/2

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "11"]
[White "Peralta, Fernando"]
[Black "Gutierrez, Renzo"]
[Result "0-1"]
[ECO "D35"]
[EventDate "1997.??.??"]
[PlyCount "124"]

1.d4 Nf6 2.c4 e6 3.Nc3 d5 4.cxd5 exd5 5.Bg5 Be7 6.e3 c6 7.Bd3 Ne4 8.Bxe7 
Qxe7 9.Qc2 Nd6 10.Nf3 g6 11.O-O O-O 12.e4 dxe4 13.Nxe4 Nxe4 14.Bxe4 Nd7 
15.Rfe1 Qd6 16.Rad1 Nf6 17.Ne5 Nxe4 18.Qxe4 Bf5 19.Qf3 Rad8 20.Nc4 Qd7 21.
Ne5 Qd5 22.a3 Rfe8 23.h3 f6 24.Qxd5+ Rxd5 25.Nf3 Rxe1+ 26.Rxe1 Kf7 27.g4 
Be6 28.Kg2 Rb5 29.b4 a5 30.Rb1 Bd5 31.Kg3 axb4 32.axb4 Be4 33.Rb3 Ke6 34.
Nd2 Kd5 35.Kf4 Bc2 36.Rb2 g5+ 37.Kg3 Bg6 38.Rb3 Rb6 39.f3 f5 40.gxf5 Bxf5 
41.Ne4 h6 42.Rc3 Bxh3 43.Rc5+ Ke6 44.f4 gxf4+ 45.Kxf4 Rxb4 46.Rh5 Bg2 47.
Rxh6+ Kd5 48.Rd6+ Kc4 49.Nc5 Bd5 50.Ke5 Rb1 51.Rh6 b5 52.Rh4 b4 53.Nd7 
Re1+ 54.Kd6 Re6+ 55.Kc7 b3 56.Nb6+ Kb4 57.Rh2 Ka3 58.Kd7 Re4 59.Kd6 b2 60.
Rh3+ Ka2 61.Na4 Rxd4 62.Nc3+ Ka1 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "11"]
[White "Rios, Carlos"]
[Black "Luchetta, Gediel"]
[Result "1/2-1/2"]
[ECO "A57"]
[EventDate "1997.??.??"]
[PlyCount "22"]

1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.e3 g6 6.Nc3 Bg7 7.Nf3 O-O 8.bxa6 Bxa6
9.Bxa6 Rxa6 10.O-O d6 11.Qc2 Nbd7 1/2-1/2

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "11"]
[White "Rivera, Guillermo"]
[Black "Gallardo, Eduardo"]
[Result "0-1"]
[ECO "E92"]
[EventDate "1997.??.??"]
[PlyCount "94"]

1.c4 g6 2.Nc3 Bg7 3.d4 Nf6 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.dxe5 dxe5 8.Qxd8 
Rxd8 9.Bg5 Re8 10.Nd5 Nxd5 11.cxd5 c6 12.Bc4 b5 13.Bb3 Bb7 14.Rd1 c5 15.
O-O Nd7 16.Ne1 a5 17.Bc2 Rec8 18.b3 Ba6 19.f3 Bf8 20.Be3 c4 21.bxc4 Rxc4 
22.Bd3 Bc5 23.Bf2 Rc3 24.Be2 f6 25.Nd3 Bxf2+ 26.Rxf2 b4 27.Ne1 Bxe2 28.
Rxe2 Rac8 29.Kf2 Kf7 30.Rdd2 Nc5 31.Re3 Na4 32.Rxc3 Rxc3 33.Ke2 Ke7 34.Rd3
Kd6 35.Kd2 f5 36.Nc2 fxe4 37.fxe4 Nc5 38.Re3 Rc4 39.Re2 Rxe4 40.Ne3 a4 41.
Rf2 b3 42.axb3 Nxb3+ 43.Kd3 Nc5+ 44.Kd2 a3 45.Rf6+ Ke7 46.Rf1 Nb3+ 47.Kd3 
Rxe3+ 0-1

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "11"]
[White "Samame, Juan Jose"]
[Black "Moreira, Jairo"]
[Result "1-0"]
[ECO "E63"]
[EventDate "1997.??.??"]
[PlyCount "79"]

1.d4 Nf6 2.c4 g6 3.Nf3 Bg7 4.g3 O-O 5.Bg2 d6 6.Nc3 Nc6 7.O-O a6 8.h3 Rb8 
9.e3 b5 10.Nd2 Bd7 11.Qe2 e5 12.d5 Ne7 13.e4 c5 14.Kh2 Qc7 15.a4 bxa4 16.
Nxa4 Rbe8 17.Re1 h6 18.Nc3 Bc8 19.Ra4 Nd7 20.Nf1 f5 21.f3 Nf6 22.b4 cxb4 
23.Rxb4 f4 24.g4 g5 25.Qf2 Ng6 26.Qb6 Qf7 27.Qxd6 h5 28.Rb6 hxg4 29.hxg4 
Bxg4 30.Kg1 Nh4 31.Nh2 Nxf3+ 32.Bxf3 Bxf3 33.Rf1 Nxe4 34.Qg6 Qf5 35.Qxf5 
Rxf5 36.Rxf3 Nxc3 37.Rxc3 e4 38.Rcb3 Bd4+ 39.Kf1 Bxb6 40.Rxb6 1-0

[Event "22nd Pan-American U20"]
[Site "Buenos Aires ARG"]
[Date "1997.08.??"]
[Round "11"]
[White "Uribe, Mauricio"]
[Black "Lobos, Miguel"]
[Result "1/2-1/2"]
[ECO "B07"]
[EventDate "1997.??.??"]
[PlyCount "24"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Be3 Bg7 5.Qd2 c6 6.Nf3 Bg4 7.Bd3 Nbd7 8.O-O-O 
Bxf3 9.gxf3 a6 10.Bh6 Bxh6 11.Qxh6 Qa5 12.Kb1 O-O-O 1/2-1/2

