[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "1"]
[White "Playa, Marcelo"]
[Black "Minero, Sergio"]
[Result "0-1"]
[ECO "C11"]
[EventDate "1991.??.??"]
[PlyCount "85"]

1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bd3 c5 5.exd5 exd5 6.Bg5 c4 7.Be2 Be7 8.Bf3 
Be6 9.Nge2 h6 10.Bxf6 Bxf6 11.Nf4 Nc6 12.Nxe6 fxe6 13.Bh5+ Kd7 14.Ne2 g6 
15.Bf3 h5 16.c3 g5 17.g4 h4 18.h3 Rf8 19.O-O Be7 20.Bg2 Bd6 21.b3 b5 22.a4
a6 23.axb5 axb5 24.Rxa8 Qxa8 25.bxc4 bxc4 26.Qd2 Qd8 27.Qe3 Qf6 28.Kh1 Ne7
29.Ng1 Bf4 30.Qe2 e5 31.dxe5 Bxe5 32.Ra1 Bc7 33.Re1 Qd6 34.f4 Rxf4 35.Nf3 
Re4 36.Qd2 Rxe1+ 37.Qxe1 Ng6 38.Qd2 Nf4 39.Nxg5 Nd3 40.Nf3 Bb6 41.Nd4 Qg3 
42.Kg1 Nf4 43.Kf1 0-1

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "1"]
[White "Ribas, Alejandro"]
[Black "Figari, Esteban"]
[Result "1/2-1/2"]
[ECO "B70"]
[EventDate "1991.??.??"]
[PlyCount "59"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.g3 Bg7 7.Bg2 O-O 8.O-O 
Nc6 9.Nde2 Bd7 10.h3 a6 11.a4 Rc8 12.Nd5 Nxd5 13.exd5 Ne5 14.Ra2 e6 15.Nf4
exd5 16.Nxd5 Bc6 17.b3 Re8 18.a5 Nd7 19.Re1 Rxe1+ 20.Qxe1 Bxd5 21.Bxd5 Rc7
22.c4 Nf6 23.Re2 Qd7 24.Bf4 Nxd5 25.Re8+ Bf8 26.Bh6 Rc8 27.Rxc8 Qxc8 28.
Bxf8 Kxf8 29.cxd5 Qc5 30.Qd2 1/2-1/2

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "1"]
[White "Rojas, Luis"]
[Black "Silva, Sebastian"]
[Result "1/2-1/2"]
[ECO "B51"]
[EventDate "1991.??.??"]
[PlyCount "119"]

1.e4 c5 2.Nf3 Nc6 3.Bb5 d6 4.Bxc6+ bxc6 5.h3 d5 6.d3 dxe4 7.dxe4 Qxd1+ 8.
Kxd1 Nf6 9.Nc3 Nd7 10.Be3 e5 11.Kc1 f6 12.Nd2 Ba6 13.Rd1 c4 14.f4 Bb4 15.
Nf3 exf4 16.Bxf4 O-O-O 17.a3 Bxc3 18.bxc3 Nc5 19.Rb1 Rxd1+ 20.Kxd1 Rd8+ 
21.Nd4 Bb7 22.Kc1 Nxe4 23.Kb2 g6 24.g4 c5 25.Nb5 a6 26.Nc7 Rd7 27.Ne6 Re7 
28.Nf8 Re8 29.Bh6 Bc6 30.Re1 Re7 31.Rd1 Rb7+ 32.Ka1 Nxc3 33.Re1 Ne4 34.Ne6
Kd7 35.Rxe4 Bxe4 36.Nxc5+ Kc6 37.Nxb7 Kxb7 38.Kb2 Kc6 39.Kc3 Kd5 40.Bg7 
Ke6 41.Kxc4 Bxc2 42.Kd4 g5 43.Bf8 h5 44.gxh5 Bf5 45.h4 gxh4 46.Ke3 Kf7 47.
Bd6 Bg4 48.h6 Kg6 49.Bf4 Be6 50.Kf3 Bf5 51.Be3 Kh5 52.Bd4 Kg5 53.Be3+ Kg6 
54.Bd4 Kf7 55.Bf2 h3 56.Kg3 Ke6 57.Bd4 Kf7 58.h7 Bxh7 59.Kxh3 Ke6 60.Kg3 
1/2-1/2

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "1"]
[White "Roman, Facundo"]
[Black "Moreno, Alberto"]
[Result "1/2-1/2"]
[ECO "B52"]
[EventDate "1991.??.??"]
[PlyCount "106"]

1.e4 c5 2.Nf3 d6 3.Bb5+ Bd7 4.Bxd7+ Nxd7 5.O-O Ngf6 6.Re1 e6 7.d4 cxd4 8.
Nxd4 Be7 9.c4 O-O 10.Nc3 Rc8 11.b3 Qa5 12.Bd2 Qc5 13.Be3 Qa5 14.Qd2 Kh8 
15.Rac1 a6 16.h3 Qh5 17.f4 Rfe8 18.Nf3 b5 19.cxb5 axb5 20.Bd4 b4 21.Nd1 
Qb5 22.Nf2 e5 23.Ba1 Bf8 24.Rxc8 Rxc8 25.Nd3 d5 26.Ng5 Nxe4 27.Nxe4 dxe4 
28.Nxe5 Nxe5 29.Bxe5 f6 30.Bd4 Qd5 31.Qe3 Rc2 32.Qxe4 Qxe4 33.Rxe4 Kg8 34.
Re8 Kf7 35.Rb8 Rxa2 36.f5 Rc2 37.Rb7+ Be7 38.Kf1 g6 39.Bb6 Rc8 40.fxg6+ 
hxg6 41.Ba5 Ke6 42.Bxb4 Bd8 43.Bd2 Rc2 44.Be1 Rb2 45.b4 Be7 46.Rb6+ Kd5 
47.Bc3 Rb3 48.Bxf6 Rxb4 49.Rxb4 Bxb4 50.Kf2 Ke4 51.Kg3 Kf5 52.Bb2 g5 53.
Kf3 g4+ 1/2-1/2

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "1"]
[White "Salguero, Francisco"]
[Black "Estrada Nieto, Julian"]
[Result "1/2-1/2"]
[ECO "D02"]
[EventDate "1991.??.??"]
[PlyCount "40"]

1.Nf3 d5 2.d4 e6 3.Bf4 c5 4.e3 Nc6 5.Nbd2 Qb6 6.dxc5 Bxc5 7.Nb3 Be7 8.Bd3 
Bf6 9.e4 Bxb2 10.exd5 exd5 11.O-O Nge7 12.Rb1 Bf6 13.Nbd4 Qd8 14.Nb5 O-O 
15.Bc7 Qd7 16.Bg3 a6 17.Nd6 b5 18.c3 Na5 19.Qc2 g6 20.Rfd1 Nb7 1/2-1/2

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "1"]
[White "Sequera, Jose"]
[Black "Hernandez, Gustavo"]
[Result "1/2-1/2"]
[ECO "D18"]
[EventDate "1991.??.??"]
[PlyCount "22"]

1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Bf5 6.e3 e6 7.Bxc4 Bb4 8.O-O O-O
9.Qb3 Qe7 10.Bd2 Nbd7 11.a5 h6 1/2-1/2

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "1"]
[White "Watanabe, Roberto"]
[Black "Vescovi, Giovanni"]
[Result "1/2-1/2"]
[ECO "A39"]
[EventDate "1991.??.??"]
[PlyCount "25"]

1.Nf3 c5 2.c4 Nf6 3.Nc3 Nc6 4.g3 g6 5.Bg2 Bg7 6.O-O O-O 7.d4 cxd4 8.Nxd4 
Nxd4 9.Qxd4 d6 10.Qd3 Rb8 11.b3 Bd7 12.Bb2 Bc6 13.Rac1 1/2-1/2

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "2"]
[White "Estrada Nieto, Julian"]
[Black "Ribas, Alejandro"]
[Result "1/2-1/2"]
[ECO "C07"]
[EventDate "1991.??.??"]
[PlyCount "63"]

1.e4 e6 2.d4 d5 3.Nd2 c5 4.exd5 Qxd5 5.Ngf3 cxd4 6.Bc4 Qd6 7.O-O Nf6 8.Nb3
Nc6 9.Nbxd4 Nxd4 10.Qxd4 Bd7 11.Bf4 Qxd4 12.Nxd4 Rc8 13.Bb3 Bc5 14.Nf3 Ke7
15.Ne5 Rhd8 16.Rfd1 Ne4 17.Nd3 Bb6 18.Re1 Bc6 19.Kf1 g5 20.Bc1 g4 21.Ne5 
Nxf2 22.Bg5+ f6 23.Bxe6 fxg5 24.Bxc8 Rxc8 25.Nxc6+ Kd6 26.Nb4 a5 27.Nd3 
Nxd3 28.cxd3 Rf8+ 29.Ke2 Rf2+ 30.Kd1 Rxg2 31.Re2 Rg1+ 32.Re1 1/2-1/2

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "2"]
[White "Figari, Esteban"]
[Black "Rojas, Luis"]
[Result "1-0"]
[ECO "C04"]
[EventDate "1991.??.??"]
[PlyCount "65"]

1.e4 e6 2.d4 d5 3.Nd2 Nc6 4.Ngf3 Nf6 5.e5 Nd7 6.Bd3 f6 7.exf6 Qxf6 8.Nb3 
Bd6 9.O-O O-O 10.Bg5 Qf7 11.Bh4 Qh5 12.Bg3 Bxg3 13.fxg3 Nf6 14.c3 Ng4 15.
Qe2 e5 16.dxe5 Ncxe5 17.h3 Nxf3+ 18.Rxf3 Re8 19.Qd2 Ne5 20.Rf2 Nxd3 21.
Qxd3 c6 22.Raf1 b6 23.Nd4 c5 24.g4 Qg6 25.Nf5 Bb7 26.Qf3 Qe6 27.c4 h6 28.
Nxg7 Kxg7 29.Qf7+ Qxf7 30.Rxf7+ Kg6 31.R1f6+ Kg5 32.Rf5+ Kg6 33.h4 1-0

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "2"]
[White "Minero, Sergio"]
[Black "Roman, Facundo"]
[Result "1-0"]
[ECO "A32"]
[EventDate "1991.??.??"]
[PlyCount "73"]

1.d4 Nf6 2.c4 e6 3.g3 c5 4.Nf3 cxd4 5.Nxd4 d5 6.Bg2 e5 7.Nf3 d4 8.O-O Nc6 
9.e3 Bc5 10.exd4 exd4 11.Re1+ Be6 12.Ng5 O-O 13.Nxe6 fxe6 14.Nd2 Qd6 15.
Ne4 Nxe4 16.Bxe4 d3 17.Be3 d2 18.Re2 Bxe3 19.Rxe3 Ne5 20.Qc2 Rad8 21.Rd1 
Qd4 22.Re2 Nxc4 23.b3 Rxf2 24.Rxf2 Ne3 25.Bxh7+ Kh8 26.Rdxd2 Nxc2 27.Rxd4 
Nxd4 28.Be4 b6 29.Rf7 Nb5 30.Bg6 Kg8 31.Re7 Kf8 32.Rxe6 Nd4 33.Re4 Nc6 34.
Rf4+ Kg8 35.Bf7+ Kf8 36.Bc4+ Ke8 37.Bb5 1-0

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "2"]
[White "Moreno, Alberto"]
[Black "Salguero, Francisco"]
[Result "1-0"]
[ECO "A00"]
[EventDate "1991.??.??"]
[PlyCount "89"]

1.g3 e5 2.Bg2 d5 3.d4 exd4 4.Qxd4 Nf6 5.Bg5 Be7 6.Nc3 Nc6 7.Qa4 Bd7 8.Bxf6
Bxf6 9.Nxd5 Bxb2 10.Rb1 Bd4 11.Rxb7 O-O 12.Rxc7 Bc3+ 13.Kf1 Rb8 14.Bf3 Ne5
15.Qxa7 Nxf3 16.Rxd7 Rb1+ 17.Kg2 Ne1+ 18.Kh3 Qg5 19.Nf3 Qh5+ 20.Nh4 g5 21.
Rxe1 Rxe1 22.Nxc3 gxh4 23.g4 Qe5 24.Qc7 Qxc7 25.Rxc7 Rd8 26.e3 Rc1 27.Ne4 
Ra1 28.Ra7 Rc8 29.c3 Rc6 30.Kxh4 Rg1 31.Kg5 Kg7 32.Ng3 Rg6+ 33.Kf4 Rf6+ 
34.Nf5+ Kg6 35.Ra8 h6 36.Rh8 Rxf5+ 37.gxf5+ Kg7 38.Ra8 Rc1 39.a4 Rxc3 40.
a5 Ra3 41.a6 Kf6 42.a7 Kg7 43.Kg4 Ra4+ 44.f4 Ra1 45.e4 1-0

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "2"]
[White "Scarella, Enrique"]
[Black "Playa, Marcelo"]
[Result "0-1"]
[ECO "A13"]
[EventDate "1991.??.??"]
[PlyCount "102"]

1.Nf3 Nf6 2.c4 e6 3.g3 d5 4.b3 d4 5.Bb2 c5 6.Bg2 Nc6 7.O-O e5 8.d3 Be7 9.
e3 O-O 10.exd4 exd4 11.Re1 Re8 12.Na3 Bf8 13.Nc2 Bg4 14.h3 Bh5 15.Qd2 Qd7 
16.Kh2 Bxf3 17.Bxf3 Ne5 18.Be2 Qf5 19.Qf4 Qxf4 20.gxf4 Ng6 21.Kg3 Bd6 22.
Bc1 Rxe2 23.Rxe2 Nh5+ 24.Kf3 Nhxf4 25.Bxf4 Nxf4 26.Rd2 Nxh3 27.b4 b6 28.
bxc5 bxc5 29.Rb1 Ng5+ 30.Kg4 Ne6 31.Rb7 g6 32.Ne1 h5+ 33.Kh4 Kg7 34.Nf3 
Kf6 35.Rd7 Bf4 36.Rb2 Rh8 37.Nd2 g5+ 38.Kh3 g4+ 39.Kg2 Bxd2 40.Rxd2 h4 41.
Rxa7 Nf4+ 42.Kh2 Rg8 43.a4 g3+ 44.fxg3 hxg3+ 45.Kg1 Rb8 46.Rd1 Rb2 47.Rf1 
Kg5 48.Rxf4 Kxf4 49.Rxf7+ Ke3 50.Rf5 Kxd3 51.Rxc5 Kc2 0-1

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "2"]
[White "Silva, Sebastian"]
[Black "Watanabe, Roberto"]
[Result "1/2-1/2"]
[ECO "E99"]
[EventDate "1991.??.??"]
[PlyCount "108"]

1.d4 Nf6 2.Nf3 g6 3.c4 Bg7 4.Nc3 O-O 5.e4 d6 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 
9.Ne1 Nd7 10.Nd3 f5 11.Bd2 Nf6 12.f3 f4 13.g4 c6 14.Be1 b5 15.Nb4 cxd5 16.
Nbxd5 Nfxd5 17.Nxd5 Nc6 18.cxb5 Nd4 19.Rc1 Rb8 20.Bf2 Be6 21.Bc4 Rb7 22.a4
h5 23.h3 Bh8 24.Qd3 Rh7 25.Kg2 Rff7 26.Nb4 Bxc4 27.Qxc4 hxg4 28.hxg4 Nxf3 
29.Kxf3 Rh3+ 30.Kg2 Qg5 31.Rg1 f3+ 32.Kf1 Rh2 33.Nd3 Bf6 34.a5 Qd2 35.Qc2 
Qxa5 36.g5 Bd8 37.b4 Qxb5 38.Qc4 Qb7 39.Qc6 Qxc6 40.Rxc6 Bb6 41.Rxd6 Bxf2 
42.Nxf2 Rc7 43.Ke1 Rc1+ 44.Rd1 Rc2 45.Rd8+ Kf7 46.Rf1 Re2+ 47.Kd1 Rexf2 
48.Rxf2 Rxf2 49.Rd7+ Ke6 50.Rxa7 Rb2 51.Ra6+ Kd7 52.Ke1 Rxb4 53.Kf2 Rxe4 
54.Kxf3 Rf4+ 1/2-1/2

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "2"]
[White "Vescovi, Giovanni"]
[Black "Sequera, Jose"]
[Result "1/2-1/2"]
[ECO "C06"]
[EventDate "1991.??.??"]
[PlyCount "64"]

1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.c3 c5 6.Bd3 Nc6 7.Ne2 cxd4 8.cxd4 f6
9.exf6 Nxf6 10.Nf3 Bd6 11.O-O O-O 12.Bg5 Qc7 13.Rc1 Ng4 14.h3 Rxf3 15.hxg4
Rf7 16.Bb1 Bd7 17.Bh4 Re8 18.Qd2 Qb6 19.Rcd1 e5 20.Nc3 Bxg4 21.dxe5 Bxe5 
22.Qxd5 g6 23.Rd2 Kg7 24.Qb5 Qxb5 25.Nxb5 Bf4 26.Nd6 Re6 27.Nxf7 Bxd2 28.
Ng5 Re5 29.Ne4 Rd5 30.Nf6 Rd4 31.Nxg4 Rxg4 32.Bg3 Bf4 1/2-1/2

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "3"]
[White "Hernandez, Gustavo"]
[Black "Vescovi, Giovanni"]
[Result "0-1"]
[ECO "A57"]
[EventDate "1991.??.??"]
[PlyCount "66"]

1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.f3 e6 6.e4 axb5 7.Bxb5 Bb7 8.Nc3 Qa5 
9.Bd2 Qb6 10.Nh3 exd5 11.e5 Ng8 12.Nf4 Ne7 13.Qe2 Bc6 14.Bxc6 dxc6 15.Nh5 
Nf5 16.O-O Nd4 17.Qf2 Nd7 18.Kh1 O-O-O 19.f4 f5 20.Rfc1 Ne6 21.Ng3 g6 22.
Na4 Qa6 23.b3 Be7 24.Rab1 h5 25.Qe1 h4 26.Qe2 Qb5 27.Nc3 hxg3 28.Nxb5 
Rxh2+ 29.Kg1 Rdh8 30.Nd6+ Kb8 31.Qh5 R2xh5 32.Kf1 Bxd6 33.exd6 Nd4 0-1

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "3"]
[White "Ribas, Alejandro"]
[Black "Moreno, Alberto"]
[Result "1/2-1/2"]
[ECO "A49"]
[EventDate "1991.??.??"]
[PlyCount "75"]

1.Nf3 Nf6 2.g3 g6 3.b3 Bg7 4.Bb2 d6 5.Bg2 O-O 6.d4 Nbd7 7.O-O e5 8.dxe5 
Ng4 9.h3 Ngxe5 10.Qc1 Nxf3+ 11.Bxf3 f5 12.Bxg7 Kxg7 13.Qb2+ Qf6 14.Qxf6+ 
Nxf6 15.c4 c6 16.Nc3 Be6 17.Kg2 Rad8 18.Rad1 d5 19.cxd5 Nxd5 20.Bxd5 Bxd5+
21.Nxd5 Rxd5 22.Rxd5 cxd5 23.Rc1 Rf7 24.Kf3 Kf6 25.Ke3 Ke5 26.Rc8 Kd6 27.
Kd4 Re7 28.e3 Re4+ 29.Kd3 Re7 30.Kd4 Re4+ 31.Kd3 Re7 32.h4 Rc7 33.Rxc7 
Kxc7 34.Kd4 Kd6 35.b4 b6 36.f3 h6 37.a3 b5 38.Kc3 1/2-1/2

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "3"]
[White "Rojas, Luis"]
[Black "Estrada Nieto, Julian"]
[Result "0-1"]
[ECO "B51"]
[EventDate "1991.??.??"]
[PlyCount "72"]

1.e4 c5 2.Nf3 d6 3.Bb5+ Nd7 4.c3 Nf6 5.Qe2 e6 6.d4 a6 7.Bd3 Be7 8.O-O O-O 
9.Nbd2 cxd4 10.cxd4 e5 11.dxe5 dxe5 12.Nc4 Qc7 13.Bg5 b5 14.Ne3 Nb6 15.
Rac1 Qb8 16.Nf5 Bxf5 17.exf5 Nbd7 18.Nd2 Re8 19.Bb1 Ra7 20.Rc3 Nd5 21.Rg3 
Bxg5 22.Rxg5 N7f6 23.Ne4 Nxe4 24.Qxe4 h6 25.Rg3 Nf6 26.Qc6 e4 27.Qc5 Rc7 
28.Qd6 Rc4 29.Qa3 Qb6 30.Rc3 Rxc3 31.Qxc3 e3 32.Qc2 Ng4 33.fxe3 Qxe3+ 34.
Kh1 Nf2+ 35.Kg1 Ng4+ 36.Kh1 Qf4 0-1

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "3"]
[White "Roman, Facundo"]
[Black "Scarella, Enrique"]
[Result "1/2-1/2"]
[ECO "B07"]
[EventDate "1991.??.??"]
[PlyCount "19"]

1.e4 d6 2.d4 Nf6 3.Nc3 e5 4.dxe5 dxe5 5.Qxd8+ Kxd8 6.Bg5 Be6 7.O-O-O+ Nd7 
8.Nf3 Bd6 9.Bb5 Kc8 10.Rhe1 1/2-1/2

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "3"]
[White "Salguero, Francisco"]
[Black "Minero, Sergio"]
[Result "1/2-1/2"]
[ECO "C13"]
[EventDate "1991.??.??"]
[PlyCount "40"]

1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Nfd7 6.h4 a6 7.Qg4 Kf8 8.f4 c5 9.
dxc5 Nxc5 10.Bxe7+ Qxe7 11.O-O-O Nc6 12.Nge2 b5 13.Nd4 Nxd4 14.Rxd4 Bd7 
15.f5 exf5 16.Qd1 Ne4 17.Nxe4 fxe4 18.Rxd5 Be6 19.Rd4 Rc8 20.Rd6 Bxa2 
1/2-1/2

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "3"]
[White "Sequera, Jose"]
[Black "Silva, Sebastian"]
[Result "0-1"]
[ECO "B22"]
[EventDate "1991.??.??"]
[PlyCount "120"]

1.e4 c5 2.c3 Nf6 3.e5 Nd5 4.d4 cxd4 5.cxd4 d6 6.Bc4 Nb6 7.Bb5+ Bd7 8.e6 
Bxb5 9.Qh5 Qc8 10.Qxb5+ Qc6 11.exf7+ Kd7 12.Nc3 Qxb5 13.Nxb5 Nc6 14.Nf3 h6
15.h4 g6 16.Rh3 a6 17.Nc3 Nb4 18.Ke2 Ke6 19.h5 g5 20.Bxg5 hxg5 21.Nxg5+ 
Kd7 22.g4 N6d5 23.Rh4 Bh6 24.Nge4 Nf4+ 25.Kf3 Ne6 26.Rg1 Nxd4+ 27.Kg2 Raf8
28.g5 Rxf7 29.gxh6 Nf3 30.Rg4 Nxg1 31.Kxg1 Rxh6 32.Nxd6 exd6 33.Rxb4 Ke6 
34.Re4+ Kf5 35.Rd4 Rd7 36.Rd5+ Ke6 37.Kg2 b5 38.Rg5 d5 39.f4 d4 40.Ne4 Kf7
41.Kf3 d3 42.Ke3 Re6 43.Re5 Rc6 44.Nf2 d2 45.Nd1 Rcd6 46.Ke2 Kf6 47.Kf2 
Rd4 48.Kf3 Rd3+ 49.Re3 R3d5 50.Re5 Rxe5 51.fxe5+ Kxe5 52.Ke2 Kf5 53.Nf2 
Rd4 54.Kd1 Kg5 55.h6 Kxh6 56.Nh3 Kh5 57.Ng1 Kg4 58.a3 Rd6 59.a4 b4 60.a5 
Kf4 0-1

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "3"]
[White "Watanabe, Roberto"]
[Black "Figari, Esteban"]
[Result "1-0"]
[ECO "B50"]
[EventDate "1991.??.??"]
[PlyCount "67"]

1.e4 c5 2.Nf3 d6 3.c3 Nf6 4.Be2 Bd7 5.d3 Nc6 6.O-O g6 7.Re1 Bg7 8.Bf1 O-O 
9.h3 Rc8 10.a3 e5 11.b4 b5 12.Nbd2 Qc7 13.Nb3 Ne7 14.Bd2 Be6 15.Ng5 c4 16.
Nxe6 fxe6 17.Na5 d5 18.a4 a6 19.exd5 exd5 20.axb5 axb5 21.dxc4 dxc4 22.Be3
Nfd5 23.Bc5 Nxc3 24.Qg4 Kh8 25.Nxc4 Na4 26.Bd6 Qb7 27.Nxe5 Nf5 28.Bxf8 
Rxf8 29.Rad1 Nh6 30.Qe6 Qa7 31.Re3 Nb6 32.Rf3 Rb8 33.Nc6 Qa2 34.Qxa2 1-0

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "4"]
[White "Estrada Nieto, Julian"]
[Black "Watanabe, Roberto"]
[Result "0-1"]
[ECO "C05"]
[EventDate "1991.??.??"]
[PlyCount "106"]

1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.f4 c5 6.c3 Nc6 7.Ndf3 Qb6 8.h4 cxd4 
9.cxd4 Bb4+ 10.Kf2 f6 11.Be3 fxe5 12.fxe5 O-O 13.a3 Be7 14.b4 Qd8 15.Bd3 
Ndxe5 16.dxe5 Nxe5 17.Ke2 Ng4 18.Qc2 h6 19.Nh3 e5 20.Bh7+ Kh8 21.Nhg5 e4 
22.Bd4 exf3+ 23.gxf3 Bf6 24.Bc5 Ne5 25.Bg8 g6 26.Bxf8 Bf5 27.Qd2 Qxf8 28.
Bxd5 Kg7 29.Ne4 Nxf3 30.Kxf3 Bxa1 31.Rxa1 Bxe4+ 32.Kxe4 Qf5+ 33.Kd4 Qf6+ 
34.Kc4 Rc8+ 35.Kb3 Qxa1 36.Bxb7 Rc7 37.Be4 Qe5 38.Qg2 Rc3+ 39.Ka2 Qe6+ 40.
Bd5 Qf6 41.Be4 Qe6+ 42.Bd5 Qe3 43.Qb2 Qc1 44.b5 Qxb2+ 45.Kxb2 Rc5 46.Bc6 
Kf6 47.Kb3 Ke5 48.Be8 g5 49.hxg5 hxg5 50.a4 g4 51.Bd7 g3 52.Bh3 Kd6 53.Bg2
Rf5 0-1

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "4"]
[White "Figari, Esteban"]
[Black "Sequera, Jose"]
[Result "0-1"]
[ECO "C02"]
[EventDate "1991.??.??"]
[PlyCount "82"]

1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Nc6 5.Nf3 Qb6 6.a3 Bd7 7.Be2 Rc8 8.O-O cxd4 
9.cxd4 Nge7 10.b4 Nf5 11.Bb2 Be7 12.g4 Nh4 13.Nbd2 Ng6 14.Nb3 Nf4 15.Rc1 
O-O 16.Nc5 Nb8 17.Nxd7 Nxd7 18.Qd2 Nxe2+ 19.Qxe2 a5 20.b5 a4 21.Qd3 Ra8 
22.Rb1 Rfc8 23.Rfc1 Qd8 24.Kg2 Rxc1 25.Rxc1 Rc8 26.Nd2 Nb6 27.Rc3 Nc4 28.
Qc2 Bg5 29.Nxc4 dxc4 30.Rh3 h6 31.Qxa4 Qd5+ 32.Kg1 Qe4 33.Qd1 Rd8 34.Bc3 
Qxe5 35.Qb1 Qf4 36.Rg3 Bh4 37.Rg2 Qf3 38.Qe1 Rd5 39.Qe3 Rxb5 40.h3 Rb1+ 
41.Kh2 Qd1 0-1

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "4"]
[White "Minero, Sergio"]
[Black "Ribas, Alejandro"]
[Result "0-1"]
[ECO "A32"]
[EventDate "1991.??.??"]
[PlyCount "58"]

1.d4 Nf6 2.c4 e6 3.g3 c5 4.Nf3 cxd4 5.Nxd4 d5 6.Bg2 e5 7.Nf3 d4 8.O-O Nc6 
9.e3 Bc5 10.exd4 exd4 11.Re1+ Be6 12.Ng5 O-O 13.Nxe6 fxe6 14.Nd2 Qd6 15.a3
d3 16.Nb3 Ng4 17.Rxe6 Nxf2 18.Nxc5 Qxc5 19.Be3 Qxc4 20.Qh5 Rad8 21.Rxc6 
bxc6 22.Bxf2 Rxf2 23.Kxf2 Qd4+ 24.Kf1 Rf8+ 25.Bf3 g6 26.Qg5 Rxf3+ 27.Kg2 
Rf2+ 28.Kh3 Qd7+ 29.g4 Qd6 0-1

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "4"]
[White "Moreno, Alberto"]
[Black "Rojas, Luis"]
[Result "0-1"]
[ECO "C04"]
[EventDate "1991.??.??"]
[PlyCount "104"]

1.e4 e6 2.d4 d5 3.Nd2 Nc6 4.Ngf3 Nf6 5.e5 Nd7 6.Be2 f6 7.exf6 Qxf6 8.Nf1 
Bd6 9.Ne3 O-O 10.O-O Qg6 11.g3 Nf6 12.Nh4 Qf7 13.f4 Ne7 14.Bd3 c5 15.c3 
cxd4 16.Ng4 a6 17.Nf3 Ne4 18.cxd4 Qe8 19.Qe2 Nf5 20.Nge5 Bxe5 21.fxe5 Qh5 
22.Qg2 Qe8 23.g4 Ne7 24.Bg5 Rxf3 25.Qxf3 Nxg5 26.Qe3 Ne4 27.Rf3 Qg6 28.Rf4
Nf5 29.Bxe4 dxe4 30.Qxe4 Bd7 31.Qc2 Ne7 32.Qxg6 Nxg6 33.Rff1 Rd8 34.Rad1 
Ne7 35.h3 Nd5 36.Rd2 Ne3 37.Rf4 Nd5 38.Rf1 g5 39.Kh2 Kg7 40.Kg3 Nf4 41.
Rff2 Kg6 42.Rh2 h5 43.h4 Rf8 44.Rhf2 Bc6 45.hxg5 Kxg5 46.gxh5 Nxh5+ 47.Kh2
Nf4 48.Kg3 Nh5+ 49.Kh2 Rh8 50.Rf1 Kg4 51.Rfd1 Nf4+ 52.Kg1 Kg3 0-1

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "4"]
[White "Playa, Marcelo"]
[Black "Roman, Facundo"]
[Result "1-0"]
[ECO "C55"]
[EventDate "1991.??.??"]
[PlyCount "60"]

1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Bc4 Nf6 5.Ng5 Ne5 6.Qxd4 Qe7 7.Nc3 h6 8.Nf3 
Nxc4 9.Qxc4 d6 10.O-O Be6 11.Qd3 O-O-O 12.b4 d5 13.e5 Ne4 14.Rb1 Bf5 15.
Rd1 c5 16.bxc5 Qxc5 17.Nxe4 Bxe4 18.Qb3 b6 19.Nd4 Qc4 20.Qh3+ Kb7 21.Rb3 
Bc5 22.Rc3 Qa4 23.Be3 Qa5 24.Bc1 Rhe8 25.Nb3 Qxa2 26.Nxc5+ bxc5 27.Rxc5 
Rxe5 28.Qc3 Re7 29.Be3 Kb8 30.Bf4+ Kb7 1-0

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "4"]
[White "Scarella, Enrique"]
[Black "Salguero, Francisco"]
[Result "1-0"]
[ECO "D03"]
[EventDate "1991.??.??"]
[PlyCount "67"]

1.d4 Nf6 2.Nf3 g6 3.Bg5 Bg7 4.Nbd2 d5 5.e3 O-O 6.Bd3 Bg4 7.O-O Nbd7 8.h3 
Bxf3 9.Nxf3 Re8 10.c4 c5 11.cxd5 cxd4 12.exd4 Qb6 13.Qe2 Nxd5 14.Ne5 N7f6 
15.Rad1 Red8 16.a3 Rac8 17.Rfe1 Qd6 18.Qf3 a6 19.g4 b5 20.Bd2 Rf8 21.Rc1 
Rxc1 22.Rxc1 Nd7 23.Nc6 Re8 24.Be4 N7f6 25.Ne5 Rf8 26.Rc6 Qd8 27.Bxd5 Nxd5
28.Rxa6 e6 29.Ra7 Nf6 30.Nc6 Qe8 31.Bb4 Nd5 32.Bxf8 Bxf8 33.Ne5 f6 34.Nd7 
1-0

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "4"]
[White "Silva, Sebastian"]
[Black "Hernandez, Gustavo"]
[Result "0-1"]
[ECO "D91"]
[EventDate "1991.??.??"]
[PlyCount "40"]

1.d4 Nf6 2.Nf3 g6 3.c4 Bg7 4.Nc3 d5 5.Bg5 Ne4 6.cxd5 Nxg5 7.Nxg5 e6 8.Qd2 
exd5 9.Qe3+ Kf8 10.g3 Bf6 11.f4 c5 12.O-O-O Nc6 13.Nf3 cxd4 14.Nxd4 Nxd4 
15.Rxd4 Qb6 16.Rd3 Qxe3+ 17.Rxe3 d4 18.Nd5 dxe3 19.Nxf6 Bf5 20.b3 Kg7 0-1

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "5"]
[White "Hernandez, Gustavo"]
[Black "Figari, Esteban"]
[Result "1-0"]
[ECO "A80"]
[EventDate "1991.??.??"]
[PlyCount "95"]

1.d4 f5 2.Bg5 g6 3.h4 Bg7 4.e3 h6 5.Bf4 Nf6 6.Nd2 d5 7.Ngf3 Nbd7 8.Ne5 
Nxe5 9.Bxe5 O-O 10.Bd3 Ne4 11.Nf3 c5 12.c3 cxd4 13.exd4 b6 14.Qc1 e6 15.
Qf4 a5 16.g4 Ba6 17.Bxa6 Rxa6 18.Bxg7 Kxg7 19.g5 h5 20.O-O b5 21.Ne5 Qe7 
22.f3 Nd6 23.Nd3 Nf7 24.Rfe1 Re8 25.Re2 Qd6 26.Rae1 Nd8 27.Qe5+ Qxe5 28.
Rxe5 Kf7 29.R5e2 Rd6 30.Nc5 Re7 31.Kf2 Nc6 32.Nd3 Rb7 33.Rxe6 Rxe6 34.Rxe6
Kxe6 35.Nc5+ Ke7 36.Nxb7 b4 37.Ke3 a4 38.a3 bxa3 39.bxa3 Na7 40.Nc5 Nb5 
41.Nxa4 Nxa3 42.Nc5 Nc4+ 43.Ke2 Nb6 44.Nd3 Kf7 45.Nf4 Kg7 46.Kd3 Kf7 47.
Kc2 Nc4 48.Nxd5 1-0

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "5"]
[White "Ribas, Alejandro"]
[Black "Scarella, Enrique"]
[Result "0-1"]
[ECO "B38"]
[EventDate "1991.??.??"]
[PlyCount "50"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.c4 Bg7 6.Be3 Nf6 7.Nc3 d6 8.Be2 
O-O 9.O-O Bd7 10.Rc1 Nxd4 11.Bxd4 Bc6 12.f3 Bh6 13.Rc2 Nh5 14.g3 e5 15.Bf2
f5 16.exf5 gxf5 17.f4 Nf6 18.Be3 exf4 19.gxf4 Qe7 20.Kf2 Rae8 21.Qd4 Bg7 
22.Qd2 Ng4+ 23.Bxg4 Qh4+ 24.Kg1 Qxg4+ 25.Kf2 Qf3+ 0-1

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "5"]
[White "Rojas, Luis"]
[Black "Minero, Sergio"]
[Result "1-0"]
[ECO "C02"]
[EventDate "1991.??.??"]
[PlyCount "47"]

1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Nc6 5.Nf3 Qb6 6.a3 Bd7 7.b4 cxd4 8.cxd4 Rc8 
9.Be3 Nge7 10.Bd3 a6 11.O-O Na7 12.Nbd2 Rc3 13.Bc2 Nf5 14.Bxf5 exf5 15.Rc1
Rxa3 16.Nb1 Ra4 17.Nc3 Qxb4 18.Nxd5 Qa5 19.Nc7+ Kd8 20.d5 Nb5 21.Na8 Ke8 
22.e6 fxe6 23.dxe6 Bxe6 24.Bb6 1-0

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "5"]
[White "Salguero, Francisco"]
[Black "Playa, Marcelo"]
[Result "0-1"]
[ECO "E11"]
[EventDate "1991.??.??"]
[PlyCount "48"]

1.d4 e6 2.Nf3 Nf6 3.c4 Bb4+ 4.Bd2 Bxd2+ 5.Qxd2 d5 6.g3 O-O 7.Bg2 Qe7 8.O-O
Rd8 9.Rc1 dxc4 10.Rxc4 c6 11.Qf4 Nd5 12.Qc1 Nd7 13.Nbd2 e5 14.dxe5 Nxe5 
15.Nxe5 Qxe5 16.e4 Nb6 17.Rc5 Qe7 18.Nf1 Be6 19.a4 Rd4 20.a5 Nc4 21.Rh5 
Rad8 22.a6 b5 23.b3 Rd1 24.Qc3 b4 0-1

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "5"]
[White "Sequera, Jose"]
[Black "Estrada Nieto, Julian"]
[Result "1-0"]
[ECO "B22"]
[EventDate "1991.??.??"]
[PlyCount "43"]

1.e4 c5 2.c3 Nf6 3.e5 Nd5 4.d4 cxd4 5.cxd4 d6 6.Bc4 Nb6 7.Bb5+ Bd7 8.e6 
Bxb5 9.Qh5 Qc8 10.Qxb5+ Kd8 11.Be3 fxe6 12.Nc3 Qc4 13.Qg5 Nd5 14.Nge2 Nxc3
15.bxc3 Nd7 16.Rb1 Qxa2 17.Rxb7 Nb6 18.Qb5 Qd5 19.Qa6 Qxg2 20.Rg1 Qe4 21.
d5 Nc4 22.Qa4 1-0

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "5"]
[White "Vescovi, Giovanni"]
[Black "Silva, Sebastian"]
[Result "0-1"]
[ECO "B38"]
[EventDate "1991.??.??"]
[PlyCount "78"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.c4 Bg7 6.Be3 Nf6 7.Nc3 O-O 8.Be2 
d6 9.O-O Bd7 10.Rc1 Nxd4 11.Bxd4 Bc6 12.f3 a5 13.Qd2 Nd7 14.Rfd1 Bxd4+ 15.
Qxd4 a4 16.Kh1 Qa5 17.Nd5 Bxd5 18.Qxd5 Qxd5 19.Rxd5 Rfc8 20.Rc3 Rc5 21.Rd2
Ra6 22.Kg1 Rb6 23.Kf2 g5 24.g3 Rb4 25.b3 Ra5 26.Bd1 axb3 27.Rxb3 Rxb3 28.
axb3 Ra1 29.b4 b6 30.Be2 Rb1 31.c5 bxc5 32.bxc5 Nxc5 33.e5 dxe5 34.Rd5 Ne6
35.Rxe5 Rb2 36.Ke3 Kg7 37.h4 gxh4 38.gxh4 Kf6 39.Rb5 Rxe2+ 0-1

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "5"]
[White "Watanabe, Roberto"]
[Black "Moreno, Alberto"]
[Result "1-0"]
[ECO "A48"]
[EventDate "1991.??.??"]
[PlyCount "69"]

1.d4 Nf6 2.Nf3 g6 3.Bg5 Bg7 4.Nbd2 c5 5.e3 b6 6.Bd3 Bb7 7.O-O O-O 8.c3 d6 
9.Qe2 Nc6 10.a3 h6 11.Bh4 a6 12.e4 Nh5 13.d5 Nf4 14.Qe3 Ne5 15.Nxe5 Bxe5 
16.Bc2 g5 17.Bg3 b5 18.Nf3 f6 19.Nh4 Bc8 20.Qf3 Qe8 21.Bxf4 Bxf4 22.g3 
gxh4 23.Qxf4 Qh5 24.Kh1 Kh8 25.gxh4 Bg4 26.f3 Bd7 27.Rg1 Rf7 28.Rg3 Rg8 
29.a4 Rfg7 30.axb5 Bxb5 31.Ba4 Rb8 32.Bxb5 Rxb5 33.Rxa6 Kh7 34.Ra7 Qf7 35.
Qf5+ 1-0

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "6"]
[White "Estrada Nieto, Julian"]
[Black "Hernandez, Gustavo"]
[Result "1/2-1/2"]
[ECO "B76"]
[EventDate "1991.??.??"]
[PlyCount "46"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O 8.Qd2 
Nc6 9.g4 Be6 10.O-O-O Nxd4 11.Bxd4 Qa5 12.a3 Rfc8 13.h4 Rab8 14.Nd5 Qxd2+ 
15.Rxd2 Bxd5 16.exd5 a6 17.Bh3 Nd7 18.g5 Bxd4 19.Rxd4 Rc7 20.Bxd7 Rxd7 21.
h5 Kg7 22.Rdh4 gxh5 23.Rxh5 Rh8 1/2-1/2

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "6"]
[White "Figari, Esteban"]
[Black "Vescovi, Giovanni"]
[Result "1/2-1/2"]
[ECO "B53"]
[EventDate "1991.??.??"]
[PlyCount "124"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.c3 dxc3 5.Nxc3 e6 6.Bc4 Be7 7.O-O a6 8.Qe2 b5
9.Bb3 Ra7 10.Rd1 Rd7 11.Be3 Bb7 12.Rac1 Nf6 13.Bg5 O-O 14.Bc2 Nc6 15.a3 
Ng4 16.Bf4 Bf6 17.h3 Nge5 18.Nxe5 dxe5 19.Bg3 Nd4 20.Qd3 Qa8 21.Bb1 Bg5 
22.Bxe5 Bxc1 23.Rxc1 Rc8 24.Re1 Qa7 25.Qg3 f6 26.Bxf6 Rf8 27.Bg5 Qb8 28.e5
Nf5 29.Bxf5 Rxf5 30.Qe3 Qc7 31.Bh4 Qc4 32.Bg3 Qd4 33.Qc1 Qc5 34.Rd1 Rff7 
35.Rd6 Rxd6 36.exd6 Qc6 37.Qf1 Qc4 38.Qxc4 bxc4 39.Na4 Bc6 40.Nb6 Bb5 41.
a4 Bc6 42.f3 Kf8 43.Kf2 Ke8 44.Be5 Rf5 45.Bxg7 e5 46.Nxc4 e4 47.Ne5 Bxa4 
48.g4 Rf4 49.Ke3 exf3 50.Nxf3 Rb4 51.Ng5 Bc2 52.Bc3 Rb6 53.Be5 Kd7 54.Nf3 
Bd1 55.Nd2 Ke6 56.Bc3 Bc2 57.Nc4 Rc6 58.d7 Kxd7 59.Ne5+ Kd6 60.Nxc6 Kxc6 
61.Kf4 Kd6 62.h4 Ke6 1/2-1/2

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "6"]
[White "Minero, Sergio"]
[Black "Watanabe, Roberto"]
[Result "1-0"]
[ECO "B07"]
[EventDate "1991.??.??"]
[PlyCount "97"]

1.d4 Nf6 2.Nc3 g6 3.e4 d6 4.Be2 Bg7 5.h4 c5 6.dxc5 Qa5 7.Qd3 Qxc5 8.Be3 
Qa5 9.h5 gxh5 10.Nh3 Nc6 11.O-O-O Bg4 12.Nf4 Rc8 13.a3 a6 14.f3 Be6 15.
Ncd5 Ne5 16.Qb3 Nxd5 17.Nxe6 Nxe3 18.Nxg7+ Kf8 19.Qxe3 Kxg7 20.Qg5+ Kf8 
21.Qh6+ Ke8 22.Rxh5 Qc5 23.c3 Qf2 24.Rd2 Qe1+ 25.Kc2 Ng6 26.Qg7 Qg3 27.e5 
dxe5 28.Rxh7 Rf8 29.Bd3 Rd8 30.Rh6 Rd6 31.c4 Qf4 32.c5 Rd4 33.Rh1 Kd7 34.
Rhd1 Rc8 35.b4 Kc7 36.Bxg6 Rxd2+ 37.Rxd2 Qc4+ 38.Kb2 fxg6 39.Qxe7+ Kb8 40.
Qxe5+ Ka8 41.Qd4 Qf1 42.Qd7 Rc6 43.Qe8+ Ka7 44.Qe3 a5 45.Qe2 Qh1 46.Qe3 
Qf1 47.Qd3 Qh1 48.Qd4 Qf1 49.Rc2 1-0

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "6"]
[White "Moreno, Alberto"]
[Black "Sequera, Jose"]
[Result "0-1"]
[ECO "C06"]
[EventDate "1991.??.??"]
[PlyCount "80"]

1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.Bd3 c5 6.c3 Nc6 7.Ne2 cxd4 8.cxd4 f6
9.exf6 Nxf6 10.O-O Bd6 11.Nf3 O-O 12.Bg5 Bd7 13.a3 Kh8 14.b4 a6 15.Qd2 Qc7
16.Nc3 Ng4 17.h3 Rxf3 18.hxg4 Nxd4 19.Rad1 Qxc3 20.Qxc3 Ne2+ 21.Bxe2 Rxc3 
22.Bc1 Ba4 23.Rd3 Rac8 24.Bb2 Rc2 25.Bd1 Bb5 26.Bxc2 Rxc2 27.Rc3 Rxc3 28.
Bxc3 Bxf1 29.Kxf1 Kg8 30.Ke2 Kf7 31.a4 e5 32.b5 axb5 33.axb5 Ke6 34.f3 d4 
35.Bb2 Kd5 36.Kd3 Bb4 37.Bc1 Kc5 38.f4 exf4 39.Bxf4 Bc3 40.Be5 g6 0-1

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "6"]
[White "Playa, Marcelo"]
[Black "Ribas, Alejandro"]
[Result "1-0"]
[ECO "C18"]
[EventDate "1991.??.??"]
[PlyCount "75"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 Ne7 5.Qg4 c5 6.a3 Bxc3+ 7.bxc3 Qc7 8.Bd3 
cxd4 9.Ne2 dxc3 10.Qxg7 Rg8 11.Qxh7 Nbc6 12.Bf4 Bd7 13.O-O O-O-O 14.Bg3 
Nxe5 15.Rfe1 N7c6 16.Nxc3 a6 17.Na2 f5 18.Qh6 Rdf8 19.Kh1 Ng4 20.Bxc7 Nxh6
21.Bd6 Rf6 22.Nb4 Nf7 23.Bf4 Ne7 24.Rab1 Ng6 25.Be3 Ne7 26.c4 dxc4 27.Bxc4
Rfg6 28.g3 Nc6 29.Rec1 Nxb4 30.Bxe6+ Nc6 31.Bxf7 Be6 32.Bxg6 Bd5+ 33.Kg1 
Rxg6 34.h4 b5 35.Rc5 Be4 36.Rbc1 Kd7 37.h5 Rg8 38.h6 1-0

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "6"]
[White "Roman, Facundo"]
[Black "Salguero, Francisco"]
[Result "0-1"]
[ECO "B85"]
[EventDate "1991.??.??"]
[PlyCount "122"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Qc7 6.Be2 a6 7.O-O Nf6 8.Be3 
Be7 9.Kh1 d6 10.f4 O-O 11.Qe1 Nxd4 12.Bxd4 b5 13.e5 dxe5 14.fxe5 Nd7 15.
Ne4 Bb7 16.Bd3 Bxe4 17.Qxe4 g6 18.Rf3 Bc5 19.c3 Rae8 20.Raf1 Re7 21.Rh3 
Rc8 22.Bxc5 Qxc5 23.b4 Qc7 24.Qh4 Nf8 25.a4 Rb8 26.axb5 axb5 27.Rhf3 Rd7 
28.Qf4 Rb7 29.h4 f5 30.Bc2 Ra7 31.Bb3 Ra3 32.Rb1 Qd8 33.Qg5 Qc7 34.Qf6 Qb6
35.h5 Rf7 36.Qg5 h6 37.Qe3 Qxe3 38.Rxe3 g5 39.Rd3 Rc7 40.Rd6 Kf7 41.Rd3 
Nd7 42.Rbd1 Nxe5 43.Re3 Rxb3 44.Rxe5 Rbxc3 45.Rxb5 Rc1 46.Rxc1 Rxc1+ 47.
Kh2 Rc4 48.Kg3 Kf6 49.Rb7 f4+ 50.Kf3 Ke5 51.Rb5+ Kd4 52.Rb6 Rc3+ 53.Kf2 
Rc2+ 54.Kf3 Rc3+ 55.Kf2 Kd5 56.b5 Rb3 57.Rb8 g4 58.b6 Ke4 59.b7 e5 60.Rh8 
Rxb7 61.Rxh6 Rb2+ 0-1

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "6"]
[White "Scarella, Enrique"]
[Black "Rojas, Luis"]
[Result "1-0"]
[ECO "D12"]
[EventDate "1991.??.??"]
[PlyCount "85"]

1.Nf3 d5 2.d4 Nf6 3.c4 c6 4.e3 Bf5 5.Nc3 e6 6.Bd3 Bxd3 7.Qxd3 Nbd7 8.O-O 
Be7 9.e4 dxe4 10.Nxe4 O-O 11.Rd1 Qc7 12.Bg5 Rad8 13.Bh4 Qf4 14.Nxf6+ Bxf6 
15.Bg3 Qg4 16.h3 Qh5 17.Qb3 b5 18.Rac1 e5 19.cxb5 e4 20.Nd2 Bxd4 21.Nxe4 
c5 22.a4 Kh8 23.Qf3 Qd5 24.b4 cxb4 25.Nd6 Qxf3 26.gxf3 Bf6 27.Nb7 Rc8 28.
Bd6 Rxc1 29.Rxc1 Re8 30.Bxb4 Ne5 31.Nd6 Rb8 32.Rc8+ Rxc8 33.Nxc8 Nd3 34.
Ba3 Bd4 35.a5 Ne5 36.Nxa7 Bxa7 37.b6 Bb8 38.a6 Nd7 39.Bc5 Nxb6 40.Bxb6 f5 
41.a7 Bxa7 42.Bxa7 Kg8 43.Kg2 1-0

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "7"]
[White "Hernandez, Gustavo"]
[Black "Moreno, Alberto"]
[Result "0-1"]
[ECO "A48"]
[EventDate "1991.??.??"]
[PlyCount "92"]

1.d4 Nf6 2.Nf3 g6 3.Bg5 Bg7 4.e3 O-O 5.Bd3 c5 6.O-O b6 7.Nbd2 Bb7 8.c3 d6 
9.a4 Nc6 10.Qe2 h6 11.Bh4 a6 12.h3 e5 13.dxe5 Nxe5 14.Nxe5 dxe5 15.e4 Qc7 
16.Bxf6 Bxf6 17.Nc4 b5 18.Ne3 c4 19.Bc2 Bg5 20.Rfd1 Qc5 21.Nd5 f5 22.axb5 
axb5 23.Rxa8 Bxa8 24.exf5 Re8 25.b4 cxb3 26.Bxb3 Kg7 27.fxg6 e4 28.Rd4 Re5
29.Ne3 Kxg6 30.Ng4 Re7 31.Bc2 Qxc3 32.Bxe4+ Bxe4 33.Rxe4 Qc1+ 34.Kh2 Qf4+ 
35.Rxf4 Bxf4+ 36.g3 Bxg3+ 37.Kxg3 Rxe2 38.f4 b4 39.Kf3 Re8 40.Ne3 b3 41.
Nc4 Rc8 42.Ne5+ Kf5 43.Nd3 Rc3 44.Ke3 Rxd3+ 45.Kxd3 Kxf4 46.Kc3 Kg3 0-1

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "7"]
[White "Ribas, Alejandro"]
[Black "Roman, Facundo"]
[Result "1/2-1/2"]
[ECO "B00"]
[EventDate "1991.??.??"]
[PlyCount "1"]

1.e4 1/2-1/2

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "7"]
[White "Rojas, Luis"]
[Black "Playa, Marcelo"]
[Result "1/2-1/2"]
[ECO "C15"]
[EventDate "1991.??.??"]
[PlyCount "116"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 dxe4 6.f3 b6 7.Bf4 Bb7 8.Bb5+ 
Nd7 9.fxe4 Bxe4 10.Nf3 Nf6 11.O-O O-O 12.Nd2 Bg6 13.Bc6 Rb8 14.Bg5 Qc8 15.
c4 Qa6 16.Kh1 Qa5 17.Bf4 e5 18.dxe5 Nxe5 19.Bb5 Qc3 20.Qe2 Nfd7 21.Ne4 
Bxe4 22.Qxe4 c6 23.Bxc6 Nxc6 24.Qxc6 Ne5 25.Qc7 Nxc4 26.Qxa7 Ra8 27.Qc7 
Rac8 28.Qd7 Qxc2 29.Rac1 Qe4 30.Rce1 Qc6 31.Qg4 Rce8 32.Rc1 Re4 33.Rc3 Qe6
34.Qh4 Re8 35.Rh3 h6 36.Qf2 Re1 37.Rf3 Qe2 38.Kg1 Qxf1+ 39.Qxf1 Rxf1+ 40.
Kxf1 Ra8 41.Bc1 Kf8 42.Rc3 Ra4 43.Ke2 Ke7 44.Kd3 Ne5+ 45.Kc2 Kd6 46.Kb3 
Re4 47.Rg3 Rg4 48.Rxg4 Nxg4 49.Kc4 g5 50.Kb5 Kc7 51.Bb2 Ne3 52.Bd4 Nd5 53.
g4 Kb7 54.Bg7 Nc7+ 55.Kc4 Ne6 56.Bxh6 Kc6 57.Kb4 f6 58.a4 Kb7 1/2-1/2

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "7"]
[White "Sequera, Jose"]
[Black "Minero, Sergio"]
[Result "1-0"]
[ECO "C05"]
[EventDate "1991.??.??"]
[PlyCount "75"]

1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.c3 c5 6.Bd3 Nc6 7.Ne2 f6 8.Nf4 Qe7 
9.Nf3 fxe5 10.Nxe5 Ndxe5 11.dxe5 g6 12.O-O Nxe5 13.Bb5+ Kf7 14.Nh3 h6 15.
Bf4 Bg7 16.Bg3 Bd7 17.Be2 Rhf8 18.f4 Nc6 19.Bd3 Qf6 20.Qg4 h5 21.Qe2 Kg8 
22.Rf3 Ne7 23.Qf2 Nf5 24.Qxc5 d4 25.Bxf5 exf5 26.Ng5 Bc6 27.Rd3 dxc3 28.
bxc3 Rae8 29.Bf2 Re2 30.Rad1 Rfe8 31.Rd6 Qxc3 32.Qxc3 Bxc3 33.Rxg6+ Kh8 
34.Rdd6 Bg7 35.h3 Rxa2 36.Ne6 Bc3 37.Nd4 Be4 38.Rg3 1-0

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "7"]
[White "Silva, Sebastian"]
[Black "Figari, Esteban"]
[Result "1-0"]
[ECO "A81"]
[EventDate "1991.??.??"]
[PlyCount "119"]

1.d4 f5 2.g3 g6 3.Bg2 Bg7 4.c3 Nf6 5.Nd2 O-O 6.Qb3+ d5 7.Nh3 c6 8.O-O Nbd7
9.Nf4 Nb6 10.a4 g5 11.Nd3 Nbd7 12.Nf3 h6 13.h4 g4 14.Nfe5 Nxe5 15.Nxe5 Nd7
16.Nxd7 Qxd7 17.a5 e5 18.dxe5 Qe6 19.Bf4 Bxe5 20.Bxe5 Qxe5 21.e3 Rf7 22.
Qb4 Be6 23.Qc5 Qc7 24.Rfd1 Kh7 25.Bf1 b6 26.Qb4 Rb8 27.Rd2 bxa5 28.Qxa5 
Qxa5 29.Rxa5 Rb3 30.Rc5 Rc7 31.Be2 Kg7 32.Bd1 Rb5 33.Rxb5 cxb5 34.Bb3 Rd7 
35.Rd1 Kf6 36.Ra1 Ke5 37.Kf1 h5 38.Ke2 Re7 39.Kd2 Bc8 40.Bd1 a6 41.Be2 Rc7
42.Ra5 Rc6 43.b3 Kd6 44.f4 Be6 45.Kd3 Kc5 46.Ra1 Rb6 47.Bf1 Bc8 48.Rc1 Be6
49.Bg2 Rd6 50.b4+ Kb6 51.Kd4 Kc7 52.Ke5 Kd7 53.Rd1 Kc6 54.Rd4 Bf7 55.Kxf5 
Kd7 56.e4 Bg6+ 57.Ke5 Re6+ 58.Kxd5 Bf7 59.Kc5+ Kc7 60.e5 1-0

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "7"]
[White "Vescovi, Giovanni"]
[Black "Estrada Nieto, Julian"]
[Result "1-0"]
[ECO "B53"]
[EventDate "1991.??.??"]
[PlyCount "81"]

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.Rhe1 O-O 11.Qd2 Qa5 12.Kb1 Rfe8 13.Nd4 Rac8 14.f3 a6
15.g4 Qc7 16.Nce2 Rcd8 17.Ng3 b5 18.Nh5 Nxh5 19.gxh5 Bxg5 20.Qxg5 h6 21.
Qd2 Re7 22.Rg1 Kh8 23.Qc3 Be8 24.Nc6 f6 25.Nxd8 Qxd8 26.Qa3 Rd7 27.Qxa6 
Qb8 28.Rd3 Bxh5 29.Rgd1 e5 30.Rxd6 Rxd6 31.Rxd6 Bxf3 32.Qb6 Qxb6 33.Rxb6 
h5 34.Rxb5 g5 35.Kc1 g4 36.Kd2 Bxe4 37.a4 h4 38.Rb3 g3 39.hxg3 h3 40.Re3 
h2 41.Rxe4 1-0

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "7"]
[White "Watanabe, Roberto"]
[Black "Scarella, Enrique"]
[Result "1/2-1/2"]
[ECO "C41"]
[EventDate "1991.??.??"]
[PlyCount "44"]

1.e4 d6 2.d4 Nf6 3.Nc3 e5 4.Nf3 Nbd7 5.Bc4 Be7 6.O-O O-O 7.Re1 c6 8.a4 a5 
9.Ba2 exd4 10.Nxd4 Nc5 11.Qf3 Nfd7 12.Nf5 Ne5 13.Nxe7+ Qxe7 14.Qg3 Be6 15.
f4 Ned7 16.Nd5 cxd5 17.exd5 Qf6 18.dxe6 fxe6 19.Bd2 d5 20.Bc3 Qh6 21.Rad1 
Rf7 22.Bd2 Qf6 1/2-1/2

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "8"]
[White "Estrada Nieto, Julian"]
[Black "Silva, Sebastian"]
[Result "1/2-1/2"]
[ECO "B31"]
[EventDate "1991.??.??"]
[PlyCount "88"]

1.e4 c5 2.Nf3 Nc6 3.Bb5 g6 4.O-O Bg7 5.c3 Nf6 6.Re1 O-O 7.d4 cxd4 8.e5 Nd5
9.cxd4 d6 10.Nc3 Nc7 11.Bxc6 bxc6 12.Bg5 d5 13.Qd2 Bg4 14.Qf4 Bxf3 15.Qxf3
Ne6 16.Be3 Qa5 17.a3 Rfb8 18.b4 Qd8 19.b5 cxb5 20.Nxd5 Qd7 21.Nb4 Nd8 22.
Rac1 e6 23.Nd3 Rc8 24.Nc5 Qd5 25.Ne4 Nb7 26.Nf6+ Bxf6 27.Qxf6 Qd8 28.Qf3 
Na5 29.Qg3 Rxc1 30.Rxc1 Rc8 31.Rxc8 Qxc8 32.Qh4 Nc6 33.h3 Qd8 34.Qe4 Ne7 
35.Qb7 Qe8 36.Qxa7 Kg7 37.Qc5 Nd5 38.Bd2 h5 39.Kf1 Qa8 40.Qc1 Qe8 41.Kg1 
Qb8 42.Qc5 Qe8 43.Bb4 Kg8 44.Bd2 Kg7 1/2-1/2

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "8"]
[White "Minero, Sergio"]
[Black "Hernandez, Gustavo"]
[Result "1-0"]
[ECO "D76"]
[EventDate "1991.??.??"]
[PlyCount "67"]

1.d4 Nf6 2.c4 g6 3.g3 Bg7 4.Bg2 d5 5.cxd5 Nxd5 6.Nc3 Nb6 7.Nf3 O-O 8.O-O 
Nc6 9.d5 Na5 10.Bf4 c6 11.dxc6 Qxd1 12.Rfxd1 Nxc6 13.Rac1 e5 14.Bd2 Nc4 
15.b3 Nxd2 16.Nxd2 Be6 17.Nde4 Rad8 18.Nd6 Bc8 19.e3 Bf6 20.Nxc8 Rxc8 21.
Ne4 Be7 22.Rd7 Ba3 23.Rcd1 Na5 24.R1d5 b6 25.Rxa7 Rc2 26.Rdd7 Rxa2 27.Ng5 
Ra1+ 28.Bf1 Nc6 29.Rac7 Nd8 30.Kg2 h6 31.Nxf7 Nxf7 32.Bc4 Kh8 33.Bxf7 g5 
34.Be6 1-0

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "8"]
[White "Moreno, Alberto"]
[Black "Vescovi, Giovanni"]
[Result "1/2-1/2"]
[ECO "B00"]
[EventDate "1991.??.??"]
[PlyCount "82"]

1.e4 Nc6 2.Nf3 d6 3.d4 Bg4 4.d5 Ne5 5.Nxe5 Bxd1 6.Bb5+ c6 7.dxc6 Qa5+ 8.
Nc3 O-O-O 9.cxb7+ Kxb7 10.Nc6 Qc7 11.Nxd8+ Qxd8 12.Nxd1 Nf6 13.Bd3 e6 14.
O-O Be7 15.Ne3 Qc7 16.Bd2 Nd7 17.c4 g5 18.Bc3 Rg8 19.Rfd1 g4 20.Be2 h5 21.
Kh1 Bf6 22.Rac1 Bxc3 23.Rxc3 Nc5 24.f3 a5 25.b3 Ka7 26.Nc2 Qb6 27.Nd4 Rd8 
28.a3 e5 29.Nb5+ Kb8 30.b4 Ne6 31.fxg4 Nf4 32.Bf3 hxg4 33.Bxg4 Qf2 34.Rg3 
d5 35.cxd5 Rg8 36.Bf3 Rxg3 37.hxg3 Qxg3 38.bxa5 Nh3 39.Rb1 Nf2+ 40.Kg1 
Nh3+ 41.Kh1 Nf2+ 1/2-1/2

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "8"]
[White "Playa, Marcelo"]
[Black "Watanabe, Roberto"]
[Result "0-1"]
[ECO "C29"]
[EventDate "1991.??.??"]
[PlyCount "62"]

1.e4 e5 2.Nc3 Nf6 3.f4 d5 4.fxe5 Nxe4 5.Nf3 Be7 6.g3 O-O 7.Bg2 c5 8.O-O 
Nc6 9.Qe2 f5 10.d3 Nxc3 11.bxc3 Be6 12.Rb1 b6 13.h4 Qd7 14.Bg5 h6 15.Bd2 
Rab8 16.d4 c4 17.Ne1 b5 18.Qh5 b4 19.Qg6 Bf7 20.Qxf5 Qxf5 21.Rxf5 bxc3 22.
Rxb8 cxd2 23.Rb1 dxe1=Q+ 24.Rxe1 Nxd4 25.Rf2 Be6 26.Rxf8+ Kxf8 27.c3 Nb5 
28.Rc1 Ba3 29.Rc2 Bf5 30.Rd2 Nxc3 31.Kh2 Ke7 0-1

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "8"]
[White "Roman, Facundo"]
[Black "Rojas, Luis"]
[Result "1-0"]
[ECO "C04"]
[EventDate "1991.??.??"]
[PlyCount "77"]

1.e4 e6 2.d4 d5 3.Nd2 Nc6 4.Ngf3 Nf6 5.e5 Nd7 6.Bd3 f6 7.Ng5 Ndxe5 8.dxe5 
fxg5 9.Qh5+ g6 10.Bxg6+ Kd7 11.f4 gxf4 12.Bd3 Nb4 13.O-O Nxd3 14.cxd3 Qe8 
15.Qh4 Qg6 16.Qxf4 Qxd3 17.Nb3 Qg6 18.Be3 Rg8 19.g3 Be7 20.Rac1 c6 21.Bc5 
Bxc5+ 22.Nxc5+ Ke8 23.Qh4 b6 24.Qa4 b5 25.Qa5 Rg7 26.a4 Qg5 27.Rce1 Qh4 
28.Qd2 Qe7 29.b4 a5 30.axb5 cxb5 31.Ra1 a4 32.Qe2 Bd7 33.Rf6 Rg6 34.Qh5 
Kd8 35.Raf1 Rxf6 36.Rxf6 a3 37.Qh6 Kc7 38.Nxe6+ Bxe6 39.Rxe6 1-0

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "8"]
[White "Salguero, Francisco"]
[Black "Ribas, Alejandro"]
[Result "1-0"]
[ECO "A33"]
[EventDate "1991.??.??"]
[PlyCount "93"]

1.Nf3 Nf6 2.c4 e6 3.Nc3 c5 4.d4 cxd4 5.Nxd4 Nc6 6.Ndb5 d5 7.Bf4 e5 8.cxd5 
exf4 9.dxc6 bxc6 10.Qxd8+ Kxd8 11.Nd4 Bd7 12.g3 fxg3 13.hxg3 Bb4 14.Bg2 
Nd5 15.Bxd5 cxd5 16.Kd2 Rc8 17.Rac1 h5 18.f4 Ke7 19.a3 Bxc3+ 20.Rxc3 Rxc3 
21.Kxc3 f6 22.f5 Kd6 23.Rh4 Rc8+ 24.Kd3 Be8 25.g4 g5 26.fxg6 Bxg6+ 27.Kd2 
hxg4 28.Rxg4 Be4 29.Rg7 a5 30.Ra7 Rc5 31.Ra6+ Ke7 32.e3 f5 33.Ra7+ Kf6 34.
Ra6+ Ke7 35.Ra7+ Kf6 36.b3 Kg6 37.Ra6+ Kh5 38.a4 Kh4 39.Rc6 Rxc6 40.Nxc6 
Kg3 41.Nxa5 d4 42.exd4 f4 43.Nc4 f3 44.Ne3 Bc6 45.d5 Bd7 46.a5 Kf4 47.a6 
1-0

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "8"]
[White "Scarella, Enrique"]
[Black "Sequera, Jose"]
[Result "1/2-1/2"]
[ECO "A90"]
[EventDate "1991.??.??"]
[PlyCount "94"]

1.d4 e6 2.c4 f5 3.g3 Nf6 4.Bg2 d5 5.Nf3 c6 6.O-O Bd6 7.b3 Qe7 8.a4 O-O 9.
Ba3 b6 10.Qc1 Bb7 11.Bxd6 Qxd6 12.Qa3 Qxa3 13.Nxa3 Nbd7 14.Rfc1 Ne4 15.a5 
Rfc8 16.cxd5 exd5 17.b4 Ba6 18.Rc2 Rab8 19.Nd2 bxa5 20.bxa5 Nxd2 21.Rxd2 
Rb3 22.Rc2 Nf6 23.Bf1 Kf7 24.Nb1 Ne4 25.Nd2 Nxd2 26.Rxd2 Ke7 27.e3 Bxf1 
28.Kxf1 Kd6 29.Ke2 c5 30.dxc5+ Rxc5 31.Ra4 Rbb5 32.Rda2 Rc4 33.R4a3 Kc6 
34.Kd3 Kb7 35.f3 Ka6 36.h3 Rcc5 37.Kd4 Rxa5 38.Rxa5+ Rxa5 39.Rxa5+ Kxa5 
40.Kxd5 Kb6 41.Kd6 a5 42.e4 fxe4 43.fxe4 a4 44.e5 a3 45.e6 a2 46.e7 a1=Q 
47.e8=Q Qa3+ 1/2-1/2

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "9"]
[White "Figari, Esteban"]
[Black "Estrada Nieto, Julian"]
[Result "1-0"]
[ECO "B84"]
[EventDate "1991.??.??"]
[PlyCount "105"]

1.e4 c5 2.Nf3 d6 3.d4 Nf6 4.Nc3 cxd4 5.Nxd4 a6 6.Be2 e6 7.O-O Be7 8.Kh1 
O-O 9.f4 Qc7 10.Qe1 Nc6 11.Nb3 b5 12.a3 Bb7 13.Be3 b4 14.axb4 Nxb4 15.Bd3 
d5 16.e5 Ne4 17.Bd4 Rab8 18.Nd2 Nc6 19.Bg1 Nxc3 20.bxc3 Ra8 21.Rf3 a5 22.
Rh3 g6 23.Nf3 Ba6 24.Ng5 Bxg5 25.fxg5 Qxe5 26.Qh4 Qg7 27.Rf1 Bxd3 28.cxd3 
Rfe8 29.Bc5 Rab8 30.d4 Rb2 31.Rhf3 Rb7 32.Qf4 Rd7 33.Qc1 Rb8 34.Rf6 Rdb7 
35.Qc2 h6 36.Bd6 Rc8 37.Bf4 Rd8 38.Qa4 Rc8 39.Bd2 Rb2 40.Be3 hxg5 41.Bxg5 
Qh7 42.Qa3 Rcb8 43.Qd6 Qh5 44.Bc1 Rc2 45.Rxf7 Rxc1 46.Rf8+ Kh7 47.Rxc1 
Rxf8 48.Qxf8 Qg5 49.Qf7+ Kh6 50.Rf1 Nd8 51.Qf8+ Kh7 52.g3 a4 53.Rf4 1-0

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "9"]
[White "Hernandez, Gustavo"]
[Black "Scarella, Enrique"]
[Result "0-1"]
[ECO "A57"]
[EventDate "1991.??.??"]
[PlyCount "50"]

1.d4 Nf6 2.c4 c5 3.d5 b5 4.Nf3 bxc4 5.Nc3 g6 6.e4 d6 7.Bxc4 Bg7 8.O-O O-O 
9.Qc2 Ba6 10.Nd2 Qc8 11.a4 Bxc4 12.Nxc4 Na6 13.a5 Nb4 14.Qe2 Qa6 15.h3 
Rab8 16.Rd1 Nc2 17.Qxc2 Qxc4 18.Ra3 Nd7 19.Bd2 Ne5 20.Be1 Qb4 21.Na4 Qb5 
22.b3 c4 23.Rb1 Rfc8 24.Nc3 Qc5 25.Raa1 Nd3 0-1

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "9"]
[White "Rojas, Luis"]
[Black "Salguero, Francisco"]
[Result "0-1"]
[ECO "B21"]
[EventDate "1991.??.??"]
[PlyCount "70"]

1.e4 c5 2.d4 cxd4 3.c3 Nc6 4.cxd4 d5 5.Nc3 e6 6.e5 Qb6 7.Nf3 Bd7 8.Be2 
Nge7 9.O-O Nf5 10.Na4 Qc7 11.a3 Be7 12.b4 Ncxd4 13.Nxd4 Nxd4 14.Qxd4 Bxa4 
15.b5 Bc2 16.Be3 Qd7 17.Rac1 Be4 18.b6 axb6 19.Qxb6 O-O 20.Rc7 Qd8 21.f3 
Bg6 22.a4 Rxa4 23.Qxb7 d4 24.Rd7 Qa5 25.Bf2 Rb4 26.Qc6 Qc5 27.Qa6 Bg5 28.
Rd1 Qxe5 29.R7xd4 Rb2 30.Kf1 Qxh2 31.Qa3 Ra2 32.Qxf8+ Kxf8 33.Rd8+ Ke7 34.
R1d7+ Kf6 35.Bd4+ Kf5 0-1

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "9"]
[White "Sequera, Jose"]
[Black "Playa, Marcelo"]
[Result "1-0"]
[ECO "C08"]
[EventDate "1991.??.??"]
[PlyCount "65"]

1.e4 e6 2.d4 d5 3.Nd2 a6 4.Ngf3 c5 5.exd5 exd5 6.Be2 c4 7.b3 cxb3 8.axb3 
Bd6 9.O-O Ne7 10.Bd3 O-O 11.Re1 Bf5 12.Nf1 Nbc6 13.c3 b5 14.Ne3 Bxd3 15.
Qxd3 Qd7 16.Re2 f5 17.Rea2 f4 18.Nc2 Rf5 19.b4 a5 20.bxa5 g5 21.Ba3 g4 22.
Bxd6 gxf3 23.Bxe7 Nxe7 24.Qxf3 Ng6 25.a6 Qg7 26.Ne3 Rg5 27.Nxd5 Rf8 28.Qe4
Nh4 29.Nxf4 Rxf4 30.Qxf4 Rxg2+ 31.Kh1 Ng6 32.Qb8+ Nf8 33.a7 1-0

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "9"]
[White "Silva, Sebastian"]
[Black "Moreno, Alberto"]
[Result "1-0"]
[ECO "B08"]
[EventDate "1991.??.??"]
[PlyCount "83"]

1.d4 Nf6 2.Nf3 g6 3.Nc3 Bg7 4.e4 d6 5.h3 O-O 6.Be3 c6 7.a4 a5 8.Bc4 d5 9.
exd5 Nxd5 10.Nxd5 cxd5 11.Be2 Nc6 12.O-O e5 13.dxe5 Nxe5 14.Nxe5 Bxe5 15.
c3 Be6 16.Bc5 Qh4 17.Bxf8 Bxh3 18.Be7 Qxe7 19.Qxd5 Rd8 20.Qf3 Rd2 21.Rae1 
Be6 22.Qe3 Bc7 23.g3 Rxb2 24.Bc4 Bb6 25.Qf3 Bg4 26.Rxe7 Bxf3 27.Rxf7 Be2 
28.Rf4+ Bxc4 29.Rxc4 Kg7 30.Kg2 h5 31.Rf4 Bc5 32.Rd1 b6 33.Re1 g5 34.Rf3 
Rc2 35.Re6 g4 36.Rf5 Rxc3 37.Rxh5 Rc2 38.Rf5 Rc4 39.Rf4 Rc2 40.Kf1 Ra2 41.
Rxg4+ Kf7 42.Re2 1-0

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "9"]
[White "Vescovi, Giovanni"]
[Black "Minero, Sergio"]
[Result "1-0"]
[ECO "C05"]
[EventDate "1991.??.??"]
[PlyCount "93"]

1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Ne4 5.Bd3 f5 6.exf6 Nxf6 7.Ne2 c5 8.c3 Nc6 
9.Nf3 Bd6 10.O-O O-O 11.Bg5 e5 12.dxe5 Nxe5 13.Nxe5 Bxe5 14.Qd2 h6 15.Bf4 
Ng4 16.f3 Bxf4 17.Nxf4 Ne5 18.Nxd5 Be6 19.Be4 Nc4 20.Qe2 Bxd5 21.Rad1 Nb6 
22.Bxd5+ Nxd5 23.Qe6+ Kh8 24.Rxd5 Qb6 25.Qxb6 axb6 26.a3 Rae8 27.Kf2 Re6 
28.Re1 Rfe8 29.Rxe6 Rxe6 30.Rd7 Kh7 31.Rxb7 Kg6 32.a4 Kf6 33.b4 cxb4 34.
cxb4 Rc6 35.Kg3 Kg6 36.a5 bxa5 37.bxa5 Kh7 38.Rb2 Ra6 39.Ra2 g5 40.Kf2 Kg6
41.Ke3 Kf6 42.Kd4 Ke6 43.Kc5 Kd7 44.Kb5 Ra8 45.a6 Kc7 46.a7 Kb7 47.g3 1-0

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "9"]
[White "Watanabe, Roberto"]
[Black "Roman, Facundo"]
[Result "1-0"]
[ECO "B60"]
[EventDate "1991.??.??"]
[PlyCount "57"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bg5 Bd7 7.Bxf6 gxf6 8.
Nb3 Rc8 9.Qh5 a6 10.Be2 Qb6 11.Nd5 Qa7 12.O-O Nd4 13.Bg4 Ne6 14.Bf5 Bg7 
15.c3 b5 16.Rfe1 Kf8 17.Re3 Nc5 18.Bxd7 Nxd7 19.Rg3 Ne5 20.Nd4 e6 21.Nf4 
Qd7 22.Qh3 Ng6 23.Nh5 Rg8 24.f4 Ne7 25.Nxg7 Rxg7 26.Qh6 Ng6 27.f5 e5 28.
fxg6 fxg6 29.Ne2 1-0

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "10"]
[White "Minero, Sergio"]
[Black "Silva, Sebastian"]
[Result "0-1"]
[ECO "E00"]
[EventDate "1991.??.??"]
[PlyCount "50"]

1.d4 Nf6 2.c4 e6 3.g3 Bb4+ 4.Bd2 c5 5.Nf3 Nc6 6.Bg2 O-O 7.O-O d6 8.Bf4 
cxd4 9.a3 Ba5 10.b4 Bc7 11.b5 Na5 12.Nbd2 h6 13.Nb3 e5 14.Nxa5 Bxa5 15.Bd2
Be6 16.Rc1 Rc8 17.Qa4 Bxd2 18.Nxd2 Qb6 19.Qb4 Rc7 20.Nb3 Rfc8 21.Na5 d5 
22.c5 Rxc5 23.Rxc5 Qxc5 24.Qa4 Rc7 25.Nb3 Qc4 0-1

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "10"]
[White "Moreno, Alberto"]
[Black "Figari, Esteban"]
[Result "1-0"]
[ECO "A04"]
[EventDate "1991.??.??"]
[PlyCount "17"]

1.Nf3 f5 2.g3 Nf6 3.Bg2 g6 4.O-O Bg7 5.d3 O-O 6.e4 fxe4 7.dxe4 Nxe4 8.Qd5+
e6 9.Qxe4 1-0

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "10"]
[White "Playa, Marcelo"]
[Black "Hernandez, Gustavo"]
[Result "1/2-1/2"]
[ECO "B78"]
[EventDate "1991.??.??"]
[PlyCount "157"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.Bc4 O-O 8.f3 
Nc6 9.Qd2 Bd7 10.O-O-O Rc8 11.Bb3 Ne5 12.h4 h5 13.g4 Nc4 14.Bxc4 Rxc4 15.
e5 dxe5 16.Nb3 Rc7 17.g5 Ne8 18.Nb5 Nd6 19.Nxc7 Qxc7 20.Bc5 Bf5 21.Rh2 Nc4
22.Qb4 e4 23.Rdh1 Bxb2+ 24.Kb1 Be5 25.Rf2 e3 26.Re2 b5 27.Nd4 a5 28.Nxb5 
axb4 29.Nxc7 Bxc7 30.Bxe7 Re8 31.Bf6 Ra8 32.Rd1 Be6 33.Rd4 Nd2+ 34.Kc1 
Rxa2 35.Rxe3 Nf1 36.Red3 Ra1+ 37.Kb2 Ra2+ 38.Kb1 Ra8 39.Rxb4 Ng3 40.Rb7 
Bf4 41.Rd8+ Rxd8 42.Bxd8 Be5 43.Rb5 Bc3 44.Ba5 Bxa5 45.Rxa5 Nf5 46.Ra4 Bd5
47.c4 Bxf3 48.c5 Kf8 49.Kc2 Ke8 50.Kd3 Bc6 51.Rf4 Ke7 52.Kc4 Ke6 53.Kb4 
Kd5 54.Rf2 Ke6 55.Ka5 Kd7 56.Kb6 Bh1 57.Rd2+ Kc8 58.Rh2 Bf3 59.Rh3 Bg2 60.
Ra3 Ne7 61.Ra1 Kd7 62.Rd1+ Nd5+ 63.Kb5 Ke6 64.Re1+ Kf5 65.c6 Kg4 66.Rg1 
Kh3 67.Kc5 Nc7 68.Rxg2 Kxg2 69.Kd6 Ne6 70.Ke7 Kf3 71.Kxf7 Nd8+ 72.Kxg6 
Nxc6 73.Kxh5 Kf4 74.Kg6 Ne5+ 75.Kf6 Ng4+ 76.Kg7 Ne5 77.Kh6 Kf5 78.Kh5 Ng6 
79.Kh6 1/2-1/2

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "10"]
[White "Ribas, Alejandro"]
[Black "Rojas, Luis"]
[Result "0-1"]
[ECO "C17"]
[EventDate "1991.??.??"]
[PlyCount "60"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Ba5 6.b4 cxd4 7.Qg4 Ne7 8.Nb5 Bc7 
9.Qxg7 Rg8 10.Qxh7 a6 11.Nxc7+ Qxc7 12.Ne2 Qxe5 13.Bb2 Nbc6 14.Qd3 Qf6 15.
f4 Nf5 16.O-O-O Bd7 17.g3 e5 18.fxe5 Nxe5 19.Qb3 d3 20.Nf4 d4 21.Bxd3 Bc6 
22.Rhe1 O-O-O 23.Be4 Rge8 24.Bxc6 Nxc6 25.b5 axb5 26.Rxe8 Rxe8 27.Qxb5 Re5
28.Qb6 Qe7 29.Kb1 Ne3 30.Rc1 Nc4 0-1

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "10"]
[White "Roman, Facundo"]
[Black "Sequera, Jose"]
[Result "1-0"]
[ECO "C06"]
[EventDate "1991.??.??"]
[PlyCount "63"]

1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.Bd3 c5 6.c3 Nc6 7.Ne2 cxd4 8.cxd4 f6
9.exf6 Nxf6 10.O-O Bd6 11.f4 Qb6 12.Nf3 e5 13.fxe5 Bxe5 14.Kh1 Bd6 15.Nc3 
O-O 16.Ng5 Bg4 17.Qc2 h6 18.Rxf6 gxf6 19.Bc4 f5 20.Nxd5 Qa5 21.Bd2 Nb4 22.
Nxb4+ Kh8 23.Nd5 Qd8 24.Ne6 Qh4 25.Ndf4 Rg8 26.Bd3 Rae8 27.d5 Rg5 28.Qc3+ 
Kh7 29.Qf6 Rxe6 30.dxe6 Qxh2+ 31.Kxh2 Rh5+ 32.Kg3 1-0

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "10"]
[White "Salguero, Francisco"]
[Black "Watanabe, Roberto"]
[Result "0-1"]
[ECO "E99"]
[EventDate "1991.??.??"]
[PlyCount "46"]

1.Nf3 Nf6 2.c4 g6 3.Nc3 Bg7 4.d4 O-O 5.e4 d6 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 
9.Ne1 Nd7 10.f3 f5 11.g4 Nf6 12.Nd3 Kh8 13.Bd2 h6 14.h4 c6 15.Kg2 b5 16.b3
Rb8 17.dxc6 bxc4 18.bxc4 Nxc6 19.Rh1 Nd4 20.g5 Nh5 21.gxh6 Bf6 22.Nd5 Bxh4
23.Be3 f4 0-1

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "10"]
[White "Scarella, Enrique"]
[Black "Vescovi, Giovanni"]
[Result "0-1"]
[ECO "E68"]
[EventDate "1991.??.??"]
[PlyCount "82"]

1.Nf3 Nf6 2.c4 g6 3.d4 Bg7 4.g3 O-O 5.Bg2 d6 6.Nc3 Nbd7 7.O-O c6 8.e4 e5 
9.Rb1 a5 10.h3 Re8 11.Be3 Qc7 12.b3 exd4 13.Nxd4 Nc5 14.Qc2 Qe7 15.Rfe1 
Nfxe4 16.Nxe4 Nxe4 17.Bxe4 Qxe4 18.Bd2 Bf5 19.Rxe4 Bxe4 20.Qd1 Bxb1 21.Bc3
Be4 22.g4 c5 23.Nb5 Bxc3 24.Nxc3 Rad8 25.Qd2 Bc6 26.Nd5 Bxd5 27.Qxd5 Rd7 
28.Qd2 d5 29.cxd5 b6 30.Qd3 Re5 31.Qa6 Rd6 32.Qb7 Rexd5 33.Kg2 Kg7 34.h4 
h6 35.Qa6 Rd2 36.g5 hxg5 37.hxg5 R6d5 38.Qxb6 Rxg5+ 39.Kf3 Rxa2 40.Ke3 
Re5+ 41.Kd3 Rxf2 0-1

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "11"]
[White "Estrada Nieto, Julian"]
[Black "Moreno, Alberto"]
[Result "1/2-1/2"]
[ECO "B76"]
[EventDate "1991.??.??"]
[PlyCount "88"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 Nc6 8.Qd2 
O-O 9.O-O-O Nxd4 10.Bxd4 Be6 11.g4 Qa5 12.a3 Rfc8 13.h4 Rab8 14.Nd5 Qxd2+ 
15.Rxd2 Nxd5 16.Bxg7 Kxg7 17.exd5 Bd7 18.Be2 Rc5 19.Rd4 h6 20.f4 Rbc8 21.
c3 f6 22.Kd2 Be8 23.c4 b5 24.Rc1 bxc4 25.Rcxc4 Rxc4 26.Rxc4 Rxc4 27.Bxc4 
g5 28.hxg5 fxg5 29.fxg5 hxg5 30.Ke3 Bd7 31.Be2 Kf6 32.Kd4 e5+ 33.dxe6 Bxe6
34.b4 Ke7 35.a4 a5 36.bxa5 Kd7 37.a6 Kc7 38.a5 Kb8 39.Kc3 Ka7 40.Kd4 Bb3 
41.Ke4 Be6 42.Kf3 Bd5+ 43.Ke3 Be6 44.Kd2 Bxg4 1/2-1/2

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "11"]
[White "Figari, Esteban"]
[Black "Minero, Sergio"]
[Result "0-1"]
[ECO "C02"]
[EventDate "1991.??.??"]
[PlyCount "60"]

1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Nc6 5.Nf3 Bd7 6.Be2 cxd4 7.cxd4 Nh6 8.O-O Nf5
9.g4 Nh4 10.Nxh4 Qxh4 11.f4 Rc8 12.Be3 Qd8 13.Nc3 Be7 14.Rc1 f6 15.Kg2 O-O
16.Bd3 fxe5 17.fxe5 Rxf1 18.Bxf1 Bg5 19.Qd2 Bxe3 20.Qxe3 Qb6 21.Rd1 Qxb2+ 
22.Rd2 Qb4 23.Nd1 Qe7 24.g5 Rf8 25.h4 Be8 26.Bb5 Nxe5 27.Qxe5 Bxb5 28.Nf2 
Qf7 29.Rc2 Bc4 30.Qg3 Qf4 0-1

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "11"]
[White "Hernandez, Gustavo"]
[Black "Roman, Facundo"]
[Result "1/2-1/2"]
[ECO "D18"]
[EventDate "1991.??.??"]
[PlyCount "35"]

1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Bf5 6.e3 e6 7.Bxc4 Bb4 8.O-O O-O
9.Qb3 Qe7 10.Bd2 Bd6 11.a5 Ne4 12.Nxe4 Bxe4 13.Be2 c5 14.dxc5 Bxc5 15.Rfc1
Nd7 16.Qc4 Bd5 17.Qa4 Bd6 18.b4 1/2-1/2

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "11"]
[White "Sequera, Jose"]
[Black "Salguero, Francisco"]
[Result "1/2-1/2"]
[ECO "C50"]
[EventDate "1991.??.??"]
[PlyCount "28"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d3 Bc5 5.Bg5 h6 6.Bh4 d6 7.Nc3 Be6 8.Bb3 Bb4
9.Nd2 Nd4 10.Bxe6 Nxe6 11.Bxf6 Qxf6 12.Nd5 Bxd2+ 13.Qxd2 Qg5 14.Ne3 O-O-O 
1/2-1/2

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "11"]
[White "Silva, Sebastian"]
[Black "Scarella, Enrique"]
[Result "1-0"]
[ECO "A43"]
[EventDate "1991.??.??"]
[PlyCount "83"]

1.d4 Nf6 2.Nf3 c5 3.d5 d6 4.Nc3 e6 5.e4 exd5 6.exd5 Be7 7.Be2 O-O 8.O-O 
Na6 9.Bxa6 bxa6 10.Nd2 Re8 11.Re1 Bf8 12.Rxe8 Qxe8 13.Nc4 Ne4 14.Qf3 Nxc3 
15.Qxc3 Qe4 16.Ne3 g6 17.Bd2 Rb8 18.Qa5 Rb6 19.Re1 h5 20.b3 Bb7 21.f3 Qh4 
22.a4 Bg7 23.Nc4 Bd4+ 24.Kh1 Bxd5 25.Nxb6 axb6 26.Qxb6 Qf2 27.Qd8+ Kg7 28.
Qg5 Be5 29.Qe3 Qh4 30.f4 Bd4 31.Bc3 Bxc3 32.Qxc3+ Kh7 33.Re8 f6 34.Qe3 Kh6
35.Rh8+ Kg7 36.Qe8 g5 37.Qf8+ Kg6 38.Rh6+ Kf5 39.Qxf6+ Ke4 40.Qg6+ Kxf4 
41.Qxd6+ Ke4 42.Qg3 1-0

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "11"]
[White "Vescovi, Giovanni"]
[Black "Playa, Marcelo"]
[Result "1-0"]
[ECO "C08"]
[EventDate "1991.??.??"]
[PlyCount "93"]

1.e4 e6 2.d4 d5 3.Nd2 a6 4.Ngf3 c5 5.exd5 exd5 6.Be2 c4 7.O-O Bd6 8.b3 
cxb3 9.axb3 Ne7 10.Re1 O-O 11.Nf1 Bb4 12.Bd2 Bxd2 13.Qxd2 Nbc6 14.Ng3 Bg4 
15.h3 Bxf3 16.Bxf3 Qd6 17.Rad1 b5 18.c4 bxc4 19.bxc4 dxc4 20.Qe2 Rad8 21.
d5 Nb4 22.Qxe7 Qxe7 23.Rxe7 c3 24.Rc7 c2 25.Rc1 Rc8 26.Rxc8 Rxc8 27.Be4 
Kf8 28.d6 Rc4 29.Nf5 Ke8 30.f3 g6 31.Ne3 Rc3 32.Nd5 Nxd5 33.Bxd5 f5 34.Kf2
Kd7 35.Ke2 Kxd6 36.Kd2 Rc7 37.Bb3 Ke5 38.g3 h5 39.f4+ Kf6 40.Rxc2 Rd7+ 41.
Ke3 Rd6 42.h4 Kg7 43.Rc7+ Kf8 44.Ra7 Rb6 45.Bc4 Rb4 46.Kd4 Rb1 47.Ke5 1-0

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "11"]
[White "Watanabe, Roberto"]
[Black "Ribas, Alejandro"]
[Result "1-0"]
[ECO "C69"]
[EventDate "1991.??.??"]
[PlyCount "101"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6 dxc6 5.O-O f6 6.d4 Bg4 7.dxe5 Qxd1 8.
Rxd1 fxe5 9.Rd3 Bd6 10.Nbd2 b5 11.b3 Ne7 12.Ne1 Ng6 13.Rg3 Bd7 14.Bb2 O-O 
15.Kf1 Nf4 16.c4 c5 17.Nd3 Nxd3 18.Rxd3 Bc6 19.Ke2 Rf4 20.f3 g5 21.h3 h5 
22.g4 Kf7 23.Nf1 hxg4 24.hxg4 Rh8 25.Bc1 Rf6 26.Bxg5 Rg6 27.Be3 Rh1 28.
Rad1 Rf6 29.Ng3 Rh2+ 30.Bf2 Bf8 31.Rh1 Rxh1 32.Nxh1 bxc4 33.bxc4 Be8 34.
Be1 Rb6 35.Bc3 Rb1 36.Ng3 Rc1 37.Bxe5 Rxc4 38.g5 Bb5 39.Ke3 Ra4 40.Rd2 Bc4
41.f4 Ra3+ 42.Kf2 Rxa2 43.Rxa2 Bxa2 44.f5 Bd6 45.g6+ Kf8 46.Bc3 Bf4 47.Ne2
Bh6 48.Ba5 c6 49.Bb6 c4 50.Nc3 Bb3 51.f6 1-0

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "12"]
[White "Minero, Sergio"]
[Black "Estrada Nieto, Julian"]
[Result "1-0"]
[ECO "D27"]
[EventDate "1991.??.??"]
[PlyCount "105"]

1.d4 d5 2.c4 dxc4 3.Nf3 c5 4.e3 Nf6 5.Bxc4 e6 6.O-O a6 7.a4 Nc6 8.Nc3 Qc7 
9.dxc5 Bxc5 10.b3 O-O 11.Bb2 b6 12.Qb1 Bb7 13.Ne2 Ng4 14.Nf4 Nce5 15.Ng5 
Ng6 16.Bxg7 Be7 17.Bxf8 Bxg5 18.Qd1 Bxf4 19.Qxg4 Bxh2+ 20.Kh1 Be5 21.Bh6 
Bxa1 22.Rxa1 Rd8 23.Rd1 Rd6 24.Rd4 Qc5 25.Rxd6 Qxd6 26.Qg5 Qe7 27.Qxe7 
Nxe7 28.Bg5 Nc8 29.Bd3 f5 30.Kh2 Kf7 31.Kh3 Nd6 32.f3 e5 33.Bd8 e4 34.Be2 
Nc8 35.fxe4 fxe4 36.Kg4 Kg6 37.Kf4 Kf7 38.Bg4 Ne7 39.Bxe7 Kxe7 40.Ke5 Bc6 
41.Bf5 h6 42.Bxe4 Be8 43.Bd3 a5 44.Bc4 Bc6 45.e4 Bb7 46.Kf5 Bc6 47.g3 Be8 
48.e5 Bh5 49.Ke4 Be8 50.Kd5 Bd7 51.e6 Be8 52.Bb5 Bg6 53.Kc6 1-0

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "12"]
[White "Playa, Marcelo"]
[Black "Silva, Sebastian"]
[Result "1/2-1/2"]
[ECO "B35"]
[EventDate "1991.??.??"]
[PlyCount "60"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.Nc3 Bg7 6.Be3 Nf6 7.Bc4 O-O 8.O-O 
d6 9.h3 Bd7 10.Bb3 a6 11.Qd2 Rc8 12.f4 b5 13.a3 Na5 14.e5 Nxb3 15.Nxb3 Ne8
16.Rad1 Be6 17.Nc5 Rc6 18.Nxe6 fxe6 19.Ne4 Qc7 20.exd6 Nxd6 21.Nxd6 Rxd6 
22.Qc1 Rfd8 23.c3 Qc4 24.Rxd6 Rxd6 25.Rd1 a5 26.Rxd6 exd6 27.Qd2 Qc6 28.
Bf2 a4 29.Qe3 Qd5 30.Qb6 Bf6 1/2-1/2

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "12"]
[White "Ribas, Alejandro"]
[Black "Sequera, Jose"]
[Result "1/2-1/2"]
[ECO "C01"]
[EventDate "1991.??.??"]
[PlyCount "83"]

1.e4 e6 2.d4 d5 3.exd5 exd5 4.Nf3 Bd6 5.c4 c6 6.Nc3 Nf6 7.Bg5 O-O 8.cxd5 
cxd5 9.Nxd5 Qa5+ 10.Nc3 Ne4 11.Bd2 Nxd2 12.Qxd2 Bg4 13.Be2 Nc6 14.O-O Rad8
15.Rad1 Bxf3 16.Bxf3 Nxd4 17.Bd5 Be5 18.Rfe1 Bf6 19.Bxb7 Nf3+ 20.Bxf3 Rxd2
21.Rxd2 Bxc3 22.bxc3 Qxc3 23.Red1 Qa5 24.Bd5 Re8 25.g3 g6 26.Bb3 Re7 27.h4
Kg7 28.Rd7 Qa3 29.R1d4 Qc1+ 30.Rd1 Qc5 31.Rxe7 Qxe7 32.Rd4 h5 33.Rf4 f6 
34.Ra4 Qc5 35.Rc4 Qe5 36.Ra4 a5 37.Rc4 Kf8 38.Ra4 Ke7 39.Rc4 Kd6 40.Kg2 
Qb5 41.Kg1 Ke5 42.Ra4 1/2-1/2

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "12"]
[White "Rojas, Luis"]
[Black "Watanabe, Roberto"]
[Result "0-1"]
[ECO "B21"]
[EventDate "1991.??.??"]
[PlyCount "66"]

1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 d6 5.Bc4 e6 6.Nf3 a6 7.a4 Be7 8.O-O Nf6
9.Qe2 O-O 10.Rd1 Qc7 11.Bf4 Nc6 12.Rac1 Ne5 13.Ba2 Qb8 14.Nd4 Bd7 15.Bg3 
g6 16.f4 Nc6 17.Nxc6 bxc6 18.f5 Nh5 19.fxe6 fxe6 20.Qg4 Qb6+ 21.Kh1 Nxg3+ 
22.hxg3 Rf6 23.e5 Rf5 24.exd6 Bd8 25.Ne4 Rh5+ 26.Qxh5 gxh5 27.Nc5 Qxb2 28.
Bc4 Bg5 29.Rb1 Qc3 30.Bxe6+ Bxe6 31.Nxe6 Qxg3 32.Rb4 Re8 33.Re4 Rxe6 0-1

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "12"]
[White "Roman, Facundo"]
[Black "Vescovi, Giovanni"]
[Result "0-1"]
[ECO "A00"]
[EventDate "1991.??.??"]
[PlyCount "86"]

1.Nc3 d5 2.Nf3 c5 3.d4 Nc6 4.dxc5 d4 5.Ne4 Bf5 6.Ng3 Bg6 7.e3 e5 8.h4 Qa5+
9.Bd2 Qxc5 10.Rc1 O-O-O 11.e4 f6 12.Bd3 Nge7 13.c3 dxc3 14.Rxc3 Qd6 15.Qa4
Kb8 16.Be3 Nd4 17.Ra3 Nec6 18.Nxd4 Qb4+ 19.Kf1 Qxa4 20.Rxa4 Nxd4 21.Bxd4 
exd4 22.Ne2 Bc5 23.Rc4 Bb6 24.b3 Bf7 25.Rc1 Rc8 26.f3 Rxc1+ 27.Nxc1 Rc8 
28.Ne2 a5 29.Kf2 a4 30.Rb1 axb3 31.axb3 Kc7 32.Kg3 Ra8 33.Bc4 Bxc4 34.bxc4
Kc6 35.Rd1 Rd8 36.Nf4 Bc7 37.Kg4 Bxf4 38.Kxf4 Kc5 39.h5 d3 40.Kf5 h6 41.
Ke6 Kd4 42.c5 Ke3 43.Kf7 Rd7+ 0-1

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "12"]
[White "Salguero, Francisco"]
[Black "Hernandez, Gustavo"]
[Result "1/2-1/2"]
[ECO "B38"]
[EventDate "1991.??.??"]
[PlyCount "63"]

1.Nf3 Nf6 2.c4 g6 3.Nc3 c5 4.d4 cxd4 5.Nxd4 Bg7 6.e4 Nc6 7.Be3 d6 8.Be2 
O-O 9.O-O Bd7 10.Qd2 Nxd4 11.Bxd4 Bc6 12.f3 Nd7 13.Be3 a5 14.b3 Nc5 15.
Rab1 Qb6 16.Rfc1 Qb4 17.Rc2 Rfc8 18.Qc1 Qb6 19.a3 Qd8 20.Qd2 a4 21.b4 Nb3 
22.Qd1 e5 23.b5 Be8 24.Nd5 Nd4 25.Rd2 Bd7 26.Bxd4 exd4 27.Rxd4 Be6 28.Rd2 
Bh6 29.Rc2 Bxd5 30.Qxd5 Qb6+ 31.Kf1 Rc5 32.Qd4 1/2-1/2

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "12"]
[White "Scarella, Enrique"]
[Black "Figari, Esteban"]
[Result "1-0"]
[ECO "E08"]
[EventDate "1991.??.??"]
[PlyCount "39"]

1.d4 d5 2.c4 e6 3.Nf3 Nf6 4.g3 Be7 5.Bg2 O-O 6.O-O Nbd7 7.Qc2 b6 8.Nc3 Bb7
9.cxd5 exd5 10.Rd1 c6 11.Qa4 Qc7 12.Bg5 h6 13.Bxf6 Nxf6 14.Rac1 a6 15.Qb3 
Qd8 16.Na4 Nd7 17.e4 dxe4 18.Ne5 b5 19.Nxd7 bxa4 20.Qxb7 1-0

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "13"]
[White "Estrada Nieto, Julian"]
[Black "Scarella, Enrique"]
[Result "0-1"]
[ECO "B38"]
[EventDate "1991.??.??"]
[PlyCount "80"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.c4 Bg7 6.Be3 Nf6 7.Nc3 O-O 8.Be2 
d6 9.O-O Bd7 10.Re1 Nxd4 11.Bxd4 Bc6 12.Bd3 a5 13.Qd2 a4 14.Nd5 Nd7 15.
Bxg7 Kxg7 16.Re3 Re8 17.Rh3 Nf8 18.Qh6+ Kg8 19.Rg3 Bxd5 20.exd5 e5 21.dxe6
Rxe6 22.h4 Re5 23.h5 Raa5 24.hxg6 hxg6 25.Rh3 Rh5 26.Rxh5 Rxh5 27.Qf4 Ne6 
28.Qg3 Qf6 29.Re1 Rg5 30.Qh2 Kg7 31.Bf1 Nd4 32.Re3 Nf3+ 33.Rxf3 Qxf3 34.
Qxd6 Qe4 35.Qb4 Qd4 36.Qxa4 Qxb2 37.Qa7 Rf5 38.a4 b6 39.f3 Qd4+ 40.Kh2 Qf2
0-1

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "13"]
[White "Figari, Esteban"]
[Black "Playa, Marcelo"]
[Result "0-1"]
[ECO "B74"]
[EventDate "1991.??.??"]
[PlyCount "68"]

1.e4 c5 2.Nf3 Nc6 3.Nc3 g6 4.d4 cxd4 5.Nxd4 Bg7 6.Be3 Nf6 7.Nb3 O-O 8.Be2 
d6 9.O-O a6 10.a4 Be6 11.Nd4 Nxd4 12.Bxd4 Rc8 13.a5 Bc4 14.Bb6 Qd7 15.Re1 
Bxe2 16.Rxe2 Nh5 17.e5 Nf4 18.Re1 Qc6 19.Qg4 Bxe5 20.f3 Bxc3 21.bxc3 e5 
22.Ra3 Nd5 23.Bf2 Nxc3 24.h4 Qc4 25.Qd7 Rc7 26.Rxc3 Qxc3 27.Qxd6 Re8 28.
Re3 Qc5 29.Qf6 Qe7 30.Qb6 Rxc2 31.Rb3 Rec8 32.Qxb7 Qxb7 33.Rxb7 Ra2 34.Bb6
Rcc2 0-1

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "13"]
[White "Hernandez, Gustavo"]
[Black "Ribas, Alejandro"]
[Result "1/2-1/2"]
[ECO "E42"]
[EventDate "1991.??.??"]
[PlyCount "58"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 c5 5.Ne2 cxd4 6.exd4 d5 7.c5 Ne4 8.Bd2 
Nxd2 9.Qxd2 Qd7 10.a3 Ba5 11.Nf4 O-O 12.b4 Bd8 13.Bd3 b6 14.O-O bxc5 15.
bxc5 Bb7 16.Bb5 Bc6 17.Rab1 Ba5 18.Be2 e5 19.Nh5 f6 20.Qd3 exd4 21.Qxd4 
Bxc3 22.Qxc3 d4 23.Qc4+ Kh8 24.Rbd1 Rd8 25.Nf4 Be4 26.Bd3 Bxd3 27.Rxd3 Nc6
28.Re1 Re8 29.Qd5 Rad8 1/2-1/2

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "13"]
[White "Moreno, Alberto"]
[Black "Minero, Sergio"]
[Result "0-1"]
[ECO "C05"]
[EventDate "1991.??.??"]
[PlyCount "106"]

1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.Bd3 c5 6.c3 Nc6 7.Ne2 f6 8.Nf4 Qe7 
9.exf6 Nxf6 10.Nf3 g6 11.O-O Bg7 12.Re1 cxd4 13.c4 dxc4 14.Bxc4 e5 15.Nxe5
Nxe5 16.Nd3 Nfd7 17.Bf4 Kf8 18.Qe2 Bf6 19.Nxe5 Nxe5 20.Bxe5 Kg7 21.Bxd4 
Qxe2 22.Bxf6+ Kxf6 23.Rxe2 Bf5 24.Rae1 Rac8 25.Bb3 Rc7 26.f3 h5 27.Rd2 
Rhc8 28.Kf2 b5 29.Rd6+ Kg5 30.Rd5 a6 31.Re6 Rc6 32.h4+ Kxh4 33.Rxc6 Rxc6 
34.Bd1 Rc4 35.b3 Rc1 36.a4 bxa4 37.bxa4 Rc4 38.a5 Rb4 39.Be2 Rb2 40.g3+ 
Kh3 41.Rd6 Ra2 42.Rd4 Rxe2+ 43.Kxe2 Kxg3 44.Rd6 h4 45.Rxa6 h3 46.Rc6 h2 
47.Rc1 Bc8 48.Ke3 Bb7 49.Rh1 g5 50.a6 Ba8 51.a7 Kg2 52.Ke2 Bxf3+ 53.Ke3 
Ba8 0-1

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "13"]
[White "Sequera, Jose"]
[Black "Rojas, Luis"]
[Result "1/2-1/2"]
[ECO "C04"]
[EventDate "1991.??.??"]
[PlyCount "58"]

1.e4 e6 2.d4 d5 3.Nd2 Nc6 4.Ngf3 Nf6 5.e5 Nd7 6.Bd3 f6 7.Ng5 Ndxe5 8.dxe5 
fxg5 9.Qh5+ g6 10.Bxg6+ Kd7 11.f4 gxf4 12.Bd3 Nb4 13.O-O Nxd3 14.cxd3 b6 
15.Rxf4 Ba6 16.Qh3 Qe7 17.Qf3 Kc8 18.Nb3 Kb7 19.Bd2 Qe8 20.Rf7 Be7 21.Bh6 
Bf8 22.Bd2 Be7 23.Bh6 Bf8 24.Bg5 Rg8 25.Bh4 Rg7 26.Rf6 Rg6 27.Rf7 Rg7 28.
Rf6 Rg6 29.Rf7 Rg7 1/2-1/2

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "13"]
[White "Silva, Sebastian"]
[Black "Roman, Facundo"]
[Result "0-1"]
[ECO "D46"]
[EventDate "1991.??.??"]
[PlyCount "80"]

1.d4 d5 2.Nf3 Nf6 3.c4 e6 4.Nc3 Nbd7 5.e3 c6 6.Bd3 Be7 7.b3 O-O 8.O-O dxc4
9.bxc4 Qa5 10.Qc2 Rd8 11.Bb2 c5 12.d5 exd5 13.cxd5 c4 14.Bxc4 Nb6 15.Bd3 
Nbxd5 16.Nxd5 Rxd5 17.Nd4 Bd7 18.Bc4 Rh5 19.Qb3 Rf8 20.Be2 Rh6 21.Rfd1 Bd6
22.h3 Ba4 23.Qd3 Bxd1 24.Rxd1 Rg6 25.Nf5 Bc5 26.Nh4 Qxa2 27.Nxg6 hxg6 28.
Qc3 Rc8 29.Bg4 Rc7 30.Rd8+ Kh7 31.Qxf6 gxf6 32.Bxf6 Qb1+ 33.Kh2 g5 34.Bh5 
Kh6 35.Rh8+ Qh7 36.Rxh7+ Kxh7 37.Bxg5 Bd6+ 38.g3 Kg7 39.Bf3 f6 40.Bh4 a5 
0-1

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "13"]
[White "Vescovi, Giovanni"]
[Black "Salguero, Francisco"]
[Result "0-1"]
[ECO "A08"]
[EventDate "1991.??.??"]
[PlyCount "76"]

1.e4 c5 2.Nf3 e6 3.d3 Nc6 4.g3 d5 5.Nbd2 Bd6 6.Bg2 Nge7 7.O-O Qc7 8.Re1 
O-O 9.Qe2 f6 10.h4 Bd7 11.c3 Rae8 12.Nf1 e5 13.Ne3 d4 14.Nc2 b5 15.c4 bxc4
16.dxc4 Rb8 17.Rf1 f5 18.Nfe1 f4 19.Nd3 fxg3 20.fxg3 Rxf1+ 21.Bxf1 a5 22.
Nce1 Nc8 23.Nf3 Bg4 24.Nf2 Bd7 25.Bh3 Bxh3 26.Nxh3 h6 27.Nf2 a4 28.h5 Be7 
29.Rb1 Qd7 30.Kh1 Qe6 31.b3 Nd6 32.Nd2 Bg5 33.Qd1 Be3 34.Kg2 Rf8 35.Ng4 
Bxd2 36.Bxd2 Nxe4 37.Be1 Qf5 38.Nh2 Ng5 0-1

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "14"]
[White "Playa, Marcelo"]
[Black "Estrada Nieto, Julian"]
[Result "0-1"]
[ECO "B96"]
[EventDate "1991.??.??"]
[PlyCount "80"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Qc7 8.Qf3 b5 
9.Bxf6 gxf6 10.a3 Bb7 11.O-O-O Nc6 12.f5 Nxd4 13.Rxd4 Qc5 14.Rd3 Qe5 15.
Qg3 Rc8 16.Be2 h5 17.fxe6 fxe6 18.Qg6+ Ke7 19.Kb1 Qg5 20.Qxg5 fxg5 21.Rhd1
Bg7 22.Rxd6 Bc6 23.Na2 Be5 24.R6d2 Bf4 25.Rd3 Bxe4 26.Rd7+ Kf6 27.Nb4 Bxg2
28.Nxa6 Bxh2 29.Bxb5 h4 30.b4 h3 31.Nc5 Bf4 32.Bd3 h2 33.Ne4+ Ke5 34.Nf2 
Be3 35.Nh1 Bxh1 36.Rxh1 g4 37.Bf1 Rcf8 38.Rd1 Rxf1 39.Rhxf1 g3 40.Rf3 Bg1 
0-1

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "14"]
[White "Ribas, Alejandro"]
[Black "Vescovi, Giovanni"]
[Result "1-0"]
[ECO "B76"]
[EventDate "1991.??.??"]
[PlyCount "63"]

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.g4 Bxg4 10.fxg4 Nxg4 11.Nb3 Rc8 12.O-O-O Na5 13.Nd5 Nc4 14.Bxc4 Rxc4
15.Qg2 Nxe3 16.Nxe3 Rc6 17.Kb1 e6 18.Rhf1 h5 19.Rd3 Qb6 20.c3 Rfc8 21.Nc2 
R6c7 22.Rfd1 Rd7 23.Qd2 Rcd8 24.Nbd4 a6 25.Nf3 Qc6 26.e5 d5 27.Ncd4 Qc7 
28.Qg5 b5 29.Nxe6 fxe6 30.Qxg6 Re7 31.Ng5 Qxe5 32.Rf1 1-0

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "14"]
[White "Rojas, Luis"]
[Black "Hernandez, Gustavo"]
[Result "1/2-1/2"]
[ECO "B52"]
[EventDate "1991.??.??"]
[PlyCount "58"]

1.e4 c5 2.Nf3 d6 3.Bb5+ Bd7 4.Bxd7+ Qxd7 5.O-O Nc6 6.d4 cxd4 7.Nxd4 Nf6 8.
Nc3 g6 9.Be3 Bg7 10.f3 O-O 11.Qe2 Nxe4 12.Nxe4 Nxd4 13.Qd3 Nc6 14.c3 Ne5 
15.Qe2 Qc7 16.Bd4 Nc6 17.Bxg7 Kxg7 18.f4 d5 19.Ng3 e6 20.Qg4 f5 21.Qe2 
Rae8 22.Rad1 e5 23.fxe5 f4 24.Nh1 Rxe5 25.Qf3 Qb6+ 26.Nf2 d4 27.Ng4 Ref5 
28.cxd4 Rd8 29.Kh1 h5 1/2-1/2

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "14"]
[White "Roman, Facundo"]
[Black "Figari, Esteban"]
[Result "1-0"]
[ECO "B53"]
[EventDate "1991.??.??"]
[PlyCount "121"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Qxd4 Nc6 5.Bb5 Bd7 6.Bxc6 Bxc6 7.Bg5 Nf6 8.
Nc3 Qc7 9.O-O e5 10.Qc4 Be7 11.Bxf6 Bxf6 12.Nd5 Qd8 13.Rad1 O-O 14.Qb4 
Bxd5 15.Rxd5 Qc7 16.c3 Rad8 17.Nd2 Be7 18.Nc4 f5 19.exf5 Rxf5 20.Rfd1 Rf6 
21.Qb5 a6 22.Qb3 Kh8 23.R5d2 Rdf8 24.Ne3 Qd7 25.Nd5 Rg6 26.Qb4 Bg5 27.Rd3 
b5 28.Rg3 Qa7 29.Rf1 Qf7 30.Rf3 Bf4 31.Qe4 Rh6 32.Nxf4 exf4 33.Re1 g5 34.
Rd3 g4 35.Rd5 Rg6 36.Qd4+ Qf6 37.Rxd6 Qxd4 38.Rxd4 f3 39.Ree4 h5 40.Re5 
Kg7 41.Rd7+ Kf6 42.Re3 h4 43.h3 fxg2 44.Kxg2 Kg5 45.Rd4 gxh3+ 46.Rxh3 Rf4 
47.Rhd3 Kf5+ 48.Kf1 Rfg4 49.Rxg4 Rxg4 50.Rd5+ Ke6 51.Rh5 Ra4 52.a3 Kd6 53.
Ke2 Kc6 54.Ke3 a5 55.f4 b4 56.axb4 axb4 57.Rxh4 b3 58.Kd3 Ra2 59.Rh2 Kd5 
60.c4+ Ke6 61.Kc3 1-0

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "14"]
[White "Salguero, Francisco"]
[Black "Silva, Sebastian"]
[Result "1/2-1/2"]
[ECO "A34"]
[EventDate "1991.??.??"]
[PlyCount "23"]

1.Nf3 c5 2.c4 g6 3.Nc3 Bg7 4.d4 cxd4 5.Nxd4 Nc6 6.Be3 Nf6 7.Nxc6 bxc6 8.g3
O-O 9.Bg2 Rb8 10.Rb1 Qc7 11.O-O d6 12.Bd2 1/2-1/2

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "14"]
[White "Scarella, Enrique"]
[Black "Moreno, Alberto"]
[Result "1-0"]
[ECO "A48"]
[EventDate "1991.??.??"]
[PlyCount "59"]

1.d4 Nf6 2.Nf3 g6 3.Bg5 Bg7 4.Nbd2 c5 5.Bxf6 Bxf6 6.Ne4 Bxd4 7.Nxd4 cxd4 
8.Qxd4 O-O 9.h4 Nc6 10.Qd2 d5 11.Ng5 f6 12.Nf3 e5 13.e3 Be6 14.Be2 a6 15.
O-O b5 16.a4 Qb6 17.axb5 axb5 18.Qd3 Rab8 19.Qa3 b4 20.Qb3 Bf7 21.Ra6 Qc5 
22.Qa4 Rfc8 23.Nd2 f5 24.Rc1 d4 25.Nb3 Qd5 26.Rd1 Be8 27.Qa2 Bf7 28.Qa4 
Nd8 29.h5 Be8 30.Qxe8+ 1-0

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "14"]
[White "Watanabe, Roberto"]
[Black "Sequera, Jose"]
[Result "1/2-1/2"]
[ECO "C01"]
[EventDate "1991.??.??"]
[PlyCount "21"]

1.e4 e6 2.d4 d5 3.exd5 exd5 4.Nf3 Nf6 5.Bd3 Bd6 6.O-O O-O 7.Bg5 h6 8.Bh4 
c6 9.c3 Bg4 10.Nbd2 Nbd7 11.Re1 1/2-1/2

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "15"]
[White "Estrada Nieto, Julian"]
[Black "Roman, Facundo"]
[Result "0-1"]
[ECO "C78"]
[EventDate "1991.??.??"]
[PlyCount "158"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O b5 6.Bb3 Bb7 7.Re1 Bc5 8.c3 d6 
9.d4 Bb6 10.Be3 O-O 11.Nbd2 h6 12.h3 Re8 13.d5 Ne7 14.Bxb6 cxb6 15.Bc2 Ng6
16.g3 Bc8 17.Kh2 Nh7 18.Bd3 Rf8 19.Re3 f5 20.exf5 Bxf5 21.Bxf5 Rxf5 22.Ne4
Qd7 23.Nfd2 Raf8 24.Rf3 Rxf3 25.Nxf3 Qf5 26.Nfd2 Ng5 27.Qg4 Qxg4 28.hxg4 
Ne7 29.Kg2 Nxd5 30.Nxg5 hxg5 31.Ne4 Nf6 32.Nxf6+ gxf6 33.a4 bxa4 34.Rxa4 
a5 35.Rc4 b5 36.Rc6 Rd8 37.Rb6 b4 38.Ra6 bxc3 39.bxc3 Kf7 40.Rxa5 Rc8 41.
Rd5 Ke6 42.Rd3 d5 43.Kf1 Rc4 44.f3 Ra4 45.Rd2 Ra1+ 46.Ke2 Rc1 47.Kd3 Rg1 
48.Ke3 Rxg3 49.Kf2 Rh3 50.Kg2 Rh7 51.Ra2 Rc7 52.Ra6+ Ke7 53.Ra3 Rc6 54.Kf2
Ke6 55.Ke2 f5 56.gxf5+ Kxf5 57.Ra5 Rxc3 58.Rxd5 Kf4 59.Rd8 Re3+ 60.Kf2 
Rxf3+ 61.Ke2 g4 62.Rf8+ Kg3 63.Re8 Rf5 64.Rg8 Kh3 65.Rh8+ Kg2 66.Rg8 g3 
67.Rg7 Kh3 68.Rh7+ Kg2 69.Rg7 Rf4 70.Kd3 Rd4+ 71.Ke3 Rh4 72.Ke2 Kh2 73.Kf1
Rf4+ 74.Ke2 g2 75.Rh7+ Kg3 76.Rg7+ Rg4 77.Rxg4+ Kxg4 78.Kf2 Kh3 79.Kg1 e4 
0-1

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "15"]
[White "Figari, Esteban"]
[Black "Salguero, Francisco"]
[Result "1/2-1/2"]
[ECO "C80"]
[EventDate "1991.??.??"]
[PlyCount "150"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.Re1 Nc5 7.Bxc6 bxc6 8.d4
Ne6 9.Nxe5 Bd6 10.c4 O-O 11.Nc3 Rb8 12.b3 Bxe5 13.Rxe5 d6 14.Re3 Re8 15.
Bb2 d5 16.c5 Bd7 17.Qd2 Qf6 18.Ne2 Ng5 19.Ng3 Rxe3 20.fxe3 Qg6 21.Rf1 h5 
22.Qf2 h4 23.Qf4 hxg3 24.Qxc7 Re8 25.Qxd7 Rxe3 26.Bc1 gxh2+ 27.Kh1 Ne4 28.
Qd8+ Kh7 29.Qh4+ Kg8 30.Qd8+ Kh7 31.Qh4+ Qh6 32.Qxh6+ gxh6 33.Rxf7+ Kg6 
34.Bxe3 Kxf7 35.Kxh2 h5 36.Kh3 Kg6 37.g4 Nc3 38.gxh5+ Kxh5 39.Kg3 Kg6 40.
Kf4 Kf6 41.Bd2 Ne2+ 42.Ke3 Ng3 43.Ba5 Kf5 44.Bc7 Nh5 45.a4 Nf6 46.b4 Ne4 
47.Kd3 Ke6 48.Bb8 Kf5 49.Kc2 Nf2 50.Kb3 Ng4 51.Bg3 Ke6 52.b5 axb5 53.axb5 
Kd7 54.Kb4 Ne3 55.Ka5 Nc4+ 56.Ka6 cxb5 57.Kxb5 Na3+ 58.Kb6 Nc4+ 59.Kb5 
Na3+ 60.Kb4 Nc2+ 61.Kc3 Ne3 62.Kd3 Nf5 63.Be5 Kc6 64.Ke2 Ne7 65.Kf3 Nc8 
66.Bb8 Kb7 67.Bg3 Na7 68.Kf4 Nc6 69.Bf2 Nb4 70.Kf5 Kc6 71.Kf4 Nd3+ 72.Kf3 
Nb4 73.Ke3 Kb5 74.Be1 Na6 75.Kd3 Nxc5+ 1/2-1/2

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "15"]
[White "Hernandez, Gustavo"]
[Black "Watanabe, Roberto"]
[Result "1/2-1/2"]
[ECO "C08"]
[EventDate "1991.??.??"]
[PlyCount "12"]

1.e4 e6 2.d4 d5 3.Nd2 c5 4.Ngf3 Nf6 5.exd5 exd5 6.dxc5 Bxc5 1/2-1/2

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "15"]
[White "Minero, Sergio"]
[Black "Scarella, Enrique"]
[Result "1-0"]
[ECO "A39"]
[EventDate "1991.??.??"]
[PlyCount "119"]

1.Nf3 c5 2.c4 Nc6 3.g3 g6 4.Bg2 Bg7 5.O-O Nf6 6.d4 cxd4 7.Nxd4 O-O 8.Nc3 
Nxd4 9.Qxd4 d6 10.Qd3 Qa5 11.Qe3 Be6 12.Bxb7 Rab8 13.Bf3 Rfc8 14.Nd5 Nxd5 
15.cxd5 Bh3 16.Rd1 Qa4 17.Rd3 Bxb2 18.Bxb2 Rxb2 19.Rad1 Rxa2 20.Qh6 Ra1 
21.e4 Bd7 22.Kg2 Bb5 23.Rd4 Qa6 24.e5 Rxd1 25.Bxd1 Rc4 26.e6 fxe6 27.Bg4 
Bd7 28.Be2 exd5 29.Rf4 Qc8 30.Bxc4 dxc4 31.Rh4 Qb7+ 32.f3 Qb3 33.Kg1 Qb1+ 
34.Kg2 Qc2+ 35.Kg1 Qd1+ 36.Kf2 Qc2+ 37.Kg1 Qb1+ 38.Kf2 Qc2+ 39.Kg1 Qb1+ 
40.Kf2 Qa2+ 41.Kg1 Qa1+ 42.Kf2 Bf5 43.Qxh7+ Kf8 44.Qh8+ Qxh8 45.Rxh8+ Kf7 
46.Ra8 e5 47.Rxa7+ Ke6 48.g4 Bc2 49.h4 d5 50.h5 gxh5 51.gxh5 e4 52.h6 exf3
53.Kxf3 Ke5 54.Ke3 d4+ 55.Kd2 Bg6 56.h7 c3+ 57.Ke2 d3+ 58.Ke3 Bxh7 59.Rxh7
d2 60.Rh1 1-0

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "15"]
[White "Moreno, Alberto"]
[Black "Playa, Marcelo"]
[Result "0-1"]
[ECO "B35"]
[EventDate "1991.??.??"]
[PlyCount "92"]

1.e4 c5 2.Nf3 Nc6 3.Nc3 g6 4.d4 cxd4 5.Nxd4 Bg7 6.Be3 Nf6 7.Bc4 d6 8.h3 
O-O 9.Bb3 Bd7 10.O-O a6 11.Qe2 b5 12.Rad1 Rc8 13.Nxc6 Bxc6 14.e5 Ne8 15.
Bd4 d5 16.e6 f6 17.Qe3 Nd6 18.g4 Nc4 19.Bxc4 dxc4 20.Bb6 Qe8 21.f4 f5 22.
g5 Rb8 23.Bd4 Bxd4 24.Rxd4 b4 25.Nd5 Bxd5 26.Rxd5 Qc6 27.Rfd1 Rb6 28.Kh2 
c3 29.b3 Re8 30.Rd8 Rb8 31.R8d5 Qb6 32.R1d4 Rbc8 33.Rd3 Qxe3 34.Rxe3 Red8 
35.Rd7 Kf8 36.Red3 Rxd7 37.exd7 Rd8 38.Rd4 a5 39.Kg3 e6 40.Rd6 Ke7 41.Ra6 
Rxd7 42.Rxa5 Rd2 43.Rb5 Rxc2 44.Rxb4 Rc1 45.Rc4 c2 46.Kg2 e5 0-1

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "15"]
[White "Silva, Sebastian"]
[Black "Ribas, Alejandro"]
[Result "1/2-1/2"]
[ECO "A61"]
[EventDate "1991.??.??"]
[PlyCount "53"]

1.c4 Nf6 2.Nf3 e6 3.d4 c5 4.d5 exd5 5.cxd5 d6 6.Nc3 g6 7.Bf4 Bg7 8.Qa4+ 
Bd7 9.Qb3 b5 10.Bxd6 Qb6 11.Bg3 O-O 12.e3 c4 13.Qd1 Na6 14.Be2 Nc5 15.O-O 
Rac8 16.Ne5 Bf5 17.a4 a6 18.Nc6 Rfe8 19.axb5 axb5 20.Na7 b4 21.Nxc8 Rxc8 
22.Na4 Nxa4 23.Qxa4 Nxd5 24.Rfd1 c3 25.Rxd5 cxb2 26.Rf1 b1=Q 27.Rxb1 
1/2-1/2

[Event "16th Pan-American U20"]
[Site "Bariloche ARG"]
[Date "1991.10.??"]
[Round "15"]
[White "Vescovi, Giovanni"]
[Black "Rojas, Luis"]
[Result "1-0"]
[ECO "C04"]
[EventDate "1991.??.??"]
[PlyCount "69"]

1.e4 e6 2.d4 d5 3.Nd2 Nc6 4.Ngf3 Nf6 5.e5 Nd7 6.Nb3 a5 7.a4 Be7 8.h4 b6 9.
Bg5 Ba6 10.Bxa6 Rxa6 11.Qe2 Ra8 12.Bf4 Qc8 13.h5 h6 14.c3 Ncb8 15.O-O c5 
16.Bc1 Qa6 17.Qe3 Nc6 18.Ne1 Qc4 19.Nd2 cxd4 20.Qg3 Qe2 21.Nef3 Ncxe5 22.
Re1 Nxf3+ 23.Nxf3 Qd3 24.cxd4 Nf6 25.Qxg7 Rg8 26.Qxf7+ Kxf7 27.Ne5+ Ke8 
28.Nxd3 Rg4 29.Nf4 Kf7 30.f3 Rg3 31.Rxe6 Rag8 32.Re2 Bd6 33.Rf2 R3g5 34.g4
Nxh5 35.Ng2 1-0

