[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "1"]
[White "Almada, Enrique"]
[Black "Garbarino, Rodolfo"]
[Result "0-1"]
[ECO "A46"]
[EventDate "1981.??.??"]
[PlyCount "54"]

1.d4 Nf6 2.Nf3 c5 3.c3 d5 4.Bf4 Qb6 5.Qb3 Nc6 6.e3 e6 7.Nbd2 Be7 8.Be2 O-O
9.O-O Na5 10.Qxb6 axb6 11.Ne5 Rd8 12.Rfd1 Ne8 13.c4 Nc6 14.Ndf3 f6 15.Nxc6
bxc6 16.a3 Ba6 17.Rac1 Nd6 18.Bxd6 Bxd6 19.Kf1 Kf7 20.Bd3 g6 21.b4 Rdc8 
22.Rc2 cxb4 23.c5 Bxd3+ 24.Rxd3 bxa3 25.Ra2 bxc5 26.Rdxa3 Rxa3 27.Rxa3 
cxd4 0-1

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "1"]
[White "Garcia, Alvaro"]
[Black "Machado, Hermes Amilcar"]
[Result "0-1"]
[ECO "E16"]
[EventDate "1981.??.??"]
[PlyCount "76"]

1.d4 e6 2.c4 b6 3.Nf3 Bb7 4.g3 Bb4+ 5.Bd2 a5 6.Bg2 Nf6 7.O-O O-O 8.Bg5 h6 
9.Bc1 Be7 10.Nc3 Ne4 11.Qc2 Nxc3 12.Qxc3 c5 13.Be3 d6 14.Rfd1 Qc7 15.Rd2 
Nd7 16.Ne1 Nf6 17.Qd3 Bxg2 18.Nxg2 d5 19.Re1 Rac8 20.b3 Qb7 21.Rc2 dxc4 
22.bxc4 Rfd8 23.Qc3 Ne4 24.Qb2 cxd4 25.Bxd4 Rxd4 26.Qxd4 Bc5 27.Qe5 Nxf2 
28.Kf1 Ng4 29.Qh5 Qe4 30.Rc3 Qd4 31.e3 Qf6+ 32.Kg1 Qf2+ 33.Kh1 Qf3 34.Kg1 
Rd8 35.Rf1 Rd1 36.Qxf7+ Qxf7 37.Rxd1 Qf2+ 38.Kh1 Nxe3 0-1

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "1"]
[White "Santacruz, Francisco"]
[Black "Rodas, Pablo"]
[Result "0-1"]
[ECO "E68"]
[EventDate "1981.??.??"]
[PlyCount "100"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.g3 O-O 5.Bg2 d6 6.e4 Nbd7 7.Nge2 e5 8.O-O Re8
9.h3 exd4 10.Nxd4 Nc5 11.Re1 a5 12.Rb1 c6 13.b3 Qb6 14.Be3 Qc7 15.Qc2 Qe7 
16.Kh2 h5 17.f3 Ne6 18.Nxe6 Bxe6 19.Rbd1 h4 20.g4 g5 21.Kh1 Nh7 22.Rd3 Be5
23.Ne2 Nf8 24.Qd2 f6 25.f4 gxf4 26.Nxf4 Qh7 27.Bd4 Bf7 28.Bxe5 dxe5 29.Ne2
Ne6 30.Rf1 Nc5 31.Re3 Red8 32.Qe1 Qh6 33.Qf2 Rd6 34.g5 Qxg5 35.Rg1 Kf8 36.
Bf3 Qh6 37.Rg4 Nd3 38.Qg1 Ke7 39.Kh2 Ne1 40.Qf2 Nc2 41.Rc3 Qd2 42.Rxh4 Nd4
43.Re3 Qxa2 44.Rh7 Rf8 45.Bh5 Ne6 46.Kg3 Ng5 47.Rg7 Qc2 48.Kg4 Rd4 49.Qf5 
Rd2 50.Bxf7 Rxf7 0-1

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "1"]
[White "Tempone, Marcelo"]
[Black "Serrat, Marcelo"]
[Result "1-0"]
[ECO "B41"]
[EventDate "1981.??.??"]
[PlyCount "79"]

1.d4 Nf6 2.Nf3 e6 3.c4 c5 4.Nc3 cxd4 5.Nxd4 d6 6.e4 a6 7.Be2 Be7 8.O-O Qc7
9.Be3 O-O 10.Rc1 Nc6 11.Nd5 exd5 12.cxd5 Bd7 13.Bf3 Rac8 14.dxc6 bxc6 15.
e5 dxe5 16.Nxc6 Bxc6 17.Bxc6 Qa5 18.Qa4 Qxa4 19.Bxa4 Nd5 20.Bd2 Nb4 21.Bb3
Nd3 22.Rxc8 Rxc8 23.Bc3 Bc5 24.Bc2 Nb4 25.Bb1 f6 26.Rd1 Nc6 27.Bd3 a5 28.
Ba6 Rc7 29.Rd5 Bd4 30.Bc4 Kf8 31.Bxd4 Nxd4 32.b3 a4 33.f4 axb3 34.axb3 Rb7
35.Rd8+ Ke7 36.Rg8 Kd6 37.fxe5+ fxe5 38.Kf2 Nxb3 39.Bxb3 Rxb3 40.Rxg7 1-0

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "1"]
[White "Toro, Bernardo"]
[Black "Reyes, Juan"]
[Result "1-0"]
[ECO "D25"]
[EventDate "1981.??.??"]
[PlyCount "126"]

1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 Bg4 5.Bxc4 e6 6.O-O a6 7.Nc3 Nc6 8.Be2 
Bd6 9.Ng5 Bxe2 10.Qxe2 e5 11.Nge4 Nxe4 12.Nxe4 O-O 13.Nxd6 Qxd6 14.dxe5 
Qxe5 15.Qc2 Rad8 16.Bd2 Rd6 17.Bc3 Qh5 18.Rad1 Rfd8 19.Rxd6 Rxd6 20.Qe4 f5
21.Qc4+ Qf7 22.Qxf7+ Kxf7 23.Rc1 Rd7 24.Kf1 Nd8 25.Ke2 c5 26.f3 Ne6 27.g3 
b5 28.h3 b4 29.Bd2 Ke7 30.g4 f4 31.exf4 Nd4+ 32.Kf2 Nc6 33.Re1+ Kf7 34.Be3
Nd4 35.Rc1 Rd5 36.f5 Ke7 37.Re1 Kd7 38.Rd1 Kc6 39.Rc1 a5 40.h4 a4 41.h5 
Kb5 42.h6 gxh6 43.Bxh6 Nc6 44.Bg7 Rd7 45.f6 Ne5 46.Rh1 Nd3+ 47.Ke2 Nxb2 
48.f7 Re7+ 49.Be5 Rxf7 50.Bxb2 a3 51.Ba1 Rc7 52.Rf1 c4 53.f4 Rd7 54.f5 b3 
55.axb3 cxb3 56.f6 b2 57.Bxb2 axb2 58.Rb1 Rf7 59.Rxb2+ Kc5 60.g5 h6 61.
gxh6 Rxf6 62.h7 Rf8 63.Ke3 Kd5 1-0

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "1"]
[White "Trindade, Sandro Heleno"]
[Black "Delgado, Felipe"]
[Result "1-0"]
[ECO "A08"]
[EventDate "1981.??.??"]
[PlyCount "77"]

1.e4 e6 2.d3 d5 3.Nd2 Nf6 4.Ngf3 c5 5.g3 Nc6 6.Bg2 Be7 7.O-O O-O 8.e5 Nd7 
9.Re1 Qc7 10.Qe2 Re8 11.c4 Nf8 12.Nf1 b6 13.Ne3 d4 14.Nc2 a5 15.h4 Bb7 16.
h5 h6 17.Bf4 Nh7 18.Na3 Na7 19.Nb1 Rab8 20.Nbd2 Qd8 21.Ne4 Bxe4 22.Qxe4 
Ng5 23.Bxg5 Bxg5 24.a4 Be7 25.Nh2 Qd7 26.Ng4 Rec8 27.f4 Nc6 28.Rf1 Nb4 29.
f5 exf5 30.Rxf5 Bg5 31.Raf1 Rf8 32.Rxg5 hxg5 33.h6 Rfe8 34.hxg7 Kxg7 35.
Nf6 Qe6 36.Qh7+ Kf8 37.Bd5 Nxd5 38.cxd5 Qc8 39.d6 1-0

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "2"]
[White "Garbarino, Rodolfo"]
[Black "Tempone, Marcelo"]
[Result "1/2-1/2"]
[ECO "B19"]
[EventDate "1981.??.??"]
[PlyCount "22"]

1.e4 c6 2.d4 d5 3.Nd2 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.h4 h6 7.Nf3 Nd7 8.h5 Bh7
9.Bd3 Bxd3 10.Qxd3 Ngf6 11.Bd2 e6 1/2-1/2

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "2"]
[White "Machado, Hermes Amilcar"]
[Black "Santacruz, Francisco"]
[Result "1-0"]
[ECO "B45"]
[EventDate "1981.??.??"]
[PlyCount "77"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Nxc6 dxc6 7.Qxd8+ Kxd8 
8.Bf4 Bb4 9.f3 Ke7 10.O-O-O Rd8 11.Bd3 Nh5 12.Bg5+ f6 13.Be3 e5 14.g3 g6 
15.f4 exf4 16.gxf4 Be6 17.f5 Bf7 18.e5 gxf5 19.exf6+ Kxf6 20.Rhg1 f4 21.
Bf2 Bg6 22.Bh4+ Kg7 23.Bxd8 Rxd8 24.Ne4 Rf8 25.Ng5 Kh6 26.Bxg6 hxg6 27.Rd7
Nf6 28.Rxb7 Bc5 29.Nf7+ Rxf7 30.Rxf7 Bxg1 31.Rxf6 Kg5 32.Rxc6 Bxh2 33.Kd2 
Kh4 34.c4 g5 35.Rc8 Bg1 36.c5 g4 37.c6 Bb6 38.c7 Bxc7 39.Rxc7 1-0

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "2"]
[White "Navas, Norman"]
[Black "Toro, Bernardo"]
[Result "0-1"]
[ECO "D32"]
[EventDate "1981.??.??"]
[PlyCount "78"]

1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.g3 Nc6 6.Bg2 cxd4 7.Nxd5 Nge7 8.Nf4
g6 9.Nf3 Bg7 10.O-O O-O 11.Nd3 Bf5 12.Bg5 h6 13.Bxe7 Qxe7 14.Re1 Rac8 15.
Rc1 Rfd8 16.a3 Be4 17.Bh3 Rb8 18.Nd2 f5 19.Nf4 Kh7 20.b4 Be5 21.Ne6 Qxe6 
22.Nxe4 Qa2 23.Ra1 Qf7 24.Nd2 d3 25.Rc1 Bb2 26.Rb1 Bc3 27.Qc1 Qf6 28.Rb3 
Bxd2 29.Qxd2 Ne5 30.Bf1 Nc4 31.Qf4 d2 32.Rd1 Rbc8 33.Rbb1 Nxa3 34.Rb3 Nc4 
35.Rbb1 g5 36.Qf3 Nb2 37.Qxb7+ Kg6 38.Qxa7 Nxd1 39.Rxd1 Rc1 0-1

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "2"]
[White "Reyes, Juan"]
[Black "Garcia, Alvaro"]
[Result "0-1"]
[ECO "C09"]
[EventDate "1981.??.??"]
[PlyCount "78"]

1.e4 e6 2.d4 d5 3.Nd2 c5 4.exd5 exd5 5.Ngf3 Nc6 6.Bb5 Bd6 7.dxc5 Qe7+ 8.
Be2 Bxc5 9.O-O Nf6 10.Nb3 Bb6 11.Bg5 O-O 12.c3 Re8 13.Bb5 Bg4 14.h3 Bh5 
15.Qd3 Bg6 16.Qd2 a6 17.Rfe1 Qd6 18.Bxf6 Qxf6 19.Bf1 Be4 20.Nfd4 Bc7 21.
Nxc6 bxc6 22.Bd3 Qd6 23.g3 Bb6 24.Nd4 f5 25.Rad1 Qf6 26.Be2 c5 27.Nb3 f4 
28.Qxf4 Qxf4 29.gxf4 Rf8 30.Nd2 Bc2 31.Rc1 Bg6 32.Bf3 Rad8 33.Re5 d4 34.
cxd4 Rxd4 35.Bd5+ Kh8 36.Bg2 Rxd2 37.Rce1 c4 38.R1e2 Rxe2 39.Rxe2 Rxf4 0-1

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "2"]
[White "Rodas, Pablo"]
[Black "Almada, Enrique"]
[Result "1-0"]
[ECO "A31"]
[EventDate "1981.??.??"]
[PlyCount "55"]

1.d4 Nf6 2.c4 c5 3.Nf3 cxd4 4.Nxd4 Nc6 5.g3 d6 6.Bg2 Bd7 7.Nc2 g6 8.O-O 
Bg7 9.Nc3 O-O 10.b3 Rc8 11.Bb2 Qc7 12.e4 a6 13.Ne3 Qb8 14.a4 b6 15.g4 e5 
16.g5 Nh5 17.Ncd5 f6 18.Ba3 Rce8 19.Nxf6+ Bxf6 20.Bxd6 Qc8 21.Bxf8 Bxg5 
22.Bd6 Bh3 23.Bxh3 Qxh3 24.Qg4 Qxg4+ 25.Nxg4 Nd4 26.f3 Nxb3 27.Rad1 Nd2 
28.f4 1-0

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "2"]
[White "Serrat, Marcelo"]
[Black "Trindade, Sandro Heleno"]
[Result "0-1"]
[ECO "A35"]
[EventDate "1981.??.??"]
[PlyCount "44"]

1.Nf3 c5 2.c4 Nc6 3.Nc3 g6 4.d4 cxd4 5.Nxd4 Bg7 6.e3 Nf6 7.Be2 O-O 8.O-O 
d6 9.a3 a6 10.Bd2 e5 11.Nc2 Be6 12.e4 Rc8 13.Ne3 Nd4 14.Ned5 Bxd5 15.cxd5 
Nd7 16.Be1 f5 17.f3 fxe4 18.Nxe4 Nc2 19.Bf2 Nxa1 20.Nxd6 Nc2 21.Nxb7 Qc7 
22.Bxa6 Nd4 0-1

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "3"]
[White "Almada, Enrique"]
[Black "Machado, Hermes Amilcar"]
[Result "1/2-1/2"]
[ECO "A46"]
[EventDate "1981.??.??"]
[PlyCount "141"]

1.d4 e6 2.Nf3 Nf6 3.Bg5 Be7 4.Nbd2 h6 5.Bxf6 Bxf6 6.c3 d6 7.e3 O-O 8.Bd3 
Nc6 9.Qe2 e5 10.O-O d5 11.dxe5 Nxe5 12.Nxe5 Bxe5 13.Nf3 Bf6 14.h3 c6 15.
Rad1 Qc7 16.Rfe1 Re8 17.Bb1 g6 18.Qd2 Kh7 19.e4 dxe4 20.Rxe4 Rxe4 21.Bxe4 
Be6 22.a3 Qb6 23.Qe2 Rd8 24.Rxd8 Qxd8 25.Qd3 Qxd3 26.Bxd3 c5 27.Kf1 Kg7 
28.Ke2 Kf8 29.h4 Ke7 30.g3 b6 31.Nd2 Be5 32.Ke3 f5 33.f4 Bc7 34.c4 Kd6 35.
b3 Bd8 36.a4 Bf6 37.Nf3 a6 38.Be2 b5 39.axb5 axb5 40.Bd3 Kc7 41.Nd2 b4 42.
Nf3 Kd6 43.Be2 Bd7 44.Bd3 Ke6 45.Bc2 Bc6 46.Bd3 Ba1 47.Bc2 Bc3 48.Bd3 Bb2 
49.Bc2 Bc1+ 50.Ke2 Be4 51.Bd3 Bb2 52.Nd2 Bb7 53.Nf3 Bc6 54.Bc2 Be4 55.Bd3 
Bc1 56.Nd2 Ba8 57.Nf3 Bb7 58.Bc2 Bb2 59.Bd3 Kf6 60.Ke3 Bc6 61.Bc2 Ke6 62.
Bd3 Bc1+ 63.Ke2 Be4 64.Nd2 Bxd2 65.Kxd2 Bc6 66.Ke3 Kf6 67.Be2 Be4 68.Bd3 
Bxd3 69.Kxd3 g5 70.h5 gxf4 71.gxf4 1/2-1/2

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "3"]
[White "Delgado, Felipe"]
[Black "Serrat, Marcelo"]
[Result "1/2-1/2"]
[ECO "C99"]
[EventDate "1981.??.??"]
[PlyCount "45"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 
9.h3 Na5 10.Bc2 c5 11.d4 Qc7 12.Nbd2 cxd4 13.cxd4 Nc6 14.d5 Nb4 15.Bb1 a5 
16.Nf1 Bd7 17.Bg5 Rfc8 18.Ne3 Qd8 19.Nh2 h6 20.Bh4 g6 21.a3 Na6 22.Bxf6 
Bxf6 23.Bd3 1/2-1/2

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "3"]
[White "Garcia, Alvaro"]
[Black "Navas, Norman"]
[Result "1-0"]
[ECO "D52"]
[EventDate "1981.??.??"]
[PlyCount "101"]

1.Nf3 d5 2.d4 Nf6 3.c4 e6 4.Bg5 Nbd7 5.e3 c6 6.Nc3 Bb4 7.cxd5 exd5 8.Nd2 
Qa5 9.Qc2 O-O 10.Bd3 Re8 11.O-O h6 12.Bh4 Bd6 13.Rfe1 Qc7 14.Nf1 Bb4 15.
Bf5 Bxc3 16.bxc3 Ne4 17.f3 Nd6 18.Bh7+ Kh8 19.Bd3 c5 20.Qd1 c4 21.Bb1 Qa5 
22.Qc2 Nf8 23.e4 dxe4 24.fxe4 Nb5 25.Re3 Na3 26.Qf2 Qh5 27.e5 Nxb1 28.Rxb1
b6 29.Nd2 Bf5 30.Rbe1 Be6 31.Ne4 Ng6 32.Bg3 Ne7 33.Nd6 Rf8 34.Rf3 a6 35.
Bf4 Kg8 36.Bd2 Ra7 37.Rg3 Nd5 38.Nxc4 Rc7 39.Nd6 b5 40.Ne4 Rcc8 41.Nf6+ 
Nxf6 42.Qxf6 g6 43.a3 Rcd8 44.Rf3 g5 45.Ref1 Qg6 46.h4 Qxf6 47.Rxf6 g4 48.
Bxh6 Rfe8 49.Bg5 Bc4 50.R1f4 g3 51.Rg4 1-0

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "3"]
[White "Santacruz, Francisco"]
[Black "Reyes, Juan"]
[Result "0-1"]
[ECO "E87"]
[EventDate "1981.??.??"]
[PlyCount "84"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 e5 6.d5 O-O 7.Be3 Nh5 8.Qd2 f5 9.
O-O-O a6 10.Bd3 b5 11.cxb5 axb5 12.Bxb5 Ba6 13.Ba4 fxe4 14.fxe4 Nf4 15.Bc2
Qc8 16.g3 Nh3 17.Qg2 Nxg1 18.Rdxg1 Nd7 19.h4 h6 20.Qh3 Rf3 21.Qe6+ Kh7 22.
Kd2 Nb6 23.Bxb6 cxb6 24.Qxc8 Rxc8 25.Bd1 Rf2+ 26.Be2 Rxc3 27.Kxc3 Rxe2 28.
Re1 Rf2 29.g4 Kg8 30.g5 Bf8 31.a4 hxg5 32.hxg5 Be7 33.Rh6 Kg7 34.Reh1 Bxg5
35.Rh7+ Kf6 36.Rh8 Bf4 37.Rf8+ Ke7 38.Ra8 Rf3+ 39.Kc2 Bd3+ 40.Kd1 Bxe4 41.
Rh7+ Kf6 42.Rd8 Rd3+ 0-1

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "3"]
[White "Tempone, Marcelo"]
[Black "Rodas, Pablo"]
[Result "1-0"]
[ECO "A37"]
[EventDate "1981.??.??"]
[PlyCount "81"]

1.Nf3 g6 2.c4 Bg7 3.Nc3 c5 4.g3 Nc6 5.Bg2 e6 6.d3 Nge7 7.O-O O-O 8.Bf4 d6 
9.Qc1 Nf5 10.Rb1 Qd7 11.a3 b6 12.Re1 Bb7 13.b4 Rad8 14.Bg5 f6 15.Bd2 g5 
16.h3 h5 17.Qd1 Nfe7 18.bxc5 dxc5 19.Ne4 Ng6 20.a4 g4 21.Nh2 f5 22.Ng5 f4 
23.hxg4 fxg3 24.fxg3 Be5 25.gxh5 Bxg3 26.Ne4 Nh4 27.Nxg3 Qg7 28.e4 Qxg3 
29.Qg4+ Qxg4 30.Nxg4 Rxd3 31.Bg5 Nxg2 32.Kxg2 Rff3 33.Re3 Rfxe3 34.Bxe3 
Nd4 35.Kf2 Ra3 36.Bxd4 cxd4 37.Rd1 d3 38.h6 Kh8 39.Nf6 Ra2+ 40.Kf3 Rh2 41.
Rg1 1-0

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "3"]
[White "Trindade, Sandro Heleno"]
[Black "Garbarino, Rodolfo"]
[Result "0-1"]
[ECO "C47"]
[EventDate "1981.??.??"]
[PlyCount "64"]

1.e4 e5 2.Nc3 Nf6 3.g3 Bc5 4.Bg2 Nc6 5.Nf3 d6 6.O-O a6 7.d3 h6 8.Be3 Bg4 
9.h3 Bh5 10.g4 Bg6 11.Nxe5 Nxe5 12.d4 Bb4 13.dxe5 dxe5 14.Nd5 Bd6 15.f4 
exf4 16.Nxf4 Bxe4 17.Bxe4 Nxe4 18.Nh5 Be5 19.Qf3 Qe7 20.Rae1 O-O-O 21.Ba7 
Nd6 22.Nxg7 Qg5 23.Nf5 Rhe8 24.h4 Qg6 25.h5 Qh7 26.Ne3 f6 27.Re2 Nb5 28.
Bc5 Bd4 29.a4 Bxc5 30.axb5 Qe4 31.b4 Bxe3+ 32.Rxe3 Qxe3+ 0-1

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "4"]
[White "Garbarino, Rodolfo"]
[Black "Delgado, Felipe"]
[Result "1-0"]
[ECO "C07"]
[EventDate "1981.??.??"]
[PlyCount "80"]

1.e4 e6 2.d4 d5 3.Nd2 a6 4.Ngf3 c5 5.dxc5 Bxc5 6.Bd3 Nc6 7.a3 Nf6 8.Qe2 
O-O 9.O-O Qc7 10.b4 Bd4 11.Rb1 e5 12.exd5 Nxd5 13.Qe4 Nf6 14.Qh4 h6 15.Nb3
Qd6 16.Nfxd4 Nxd4 17.Be3 Ng4 18.Rbd1 Kh8 19.Bxd4 exd4 20.Be2 Nf6 21.Nxd4 
Qc7 22.c4 Bd7 23.c5 Rad8 24.Bf3 Ba4 25.Rc1 Qe5 26.Nc2 Rd2 27.Ne3 Bc6 28.
Bxc6 bxc6 29.Nc4 Qd4 30.Qxd4 Rxd4 31.Ne5 Rc8 32.Nxf7+ Kg8 33.Nd6 Rc7 34.
Rcd1 Rxd1 35.Rxd1 Nd5 36.Re1 a5 37.bxa5 Ra7 38.Nc4 Kf7 39.Ne5+ Kf6 40.Nxc6
Rb7 1-0

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "4"]
[White "Machado, Hermes Amilcar"]
[Black "Tempone, Marcelo"]
[Result "0-1"]
[ECO "C26"]
[EventDate "1981.??.??"]
[PlyCount "98"]

1.e4 e5 2.Nf3 Nf6 3.Nc3 Bb4 4.Bc4 Nc6 5.Nd5 Nxe4 6.Qe2 Nf6 7.Nxb4 Nxb4 8.
Qxe5+ Qe7 9.Qxe7+ Kxe7 10.Bb3 d6 11.a3 Nc6 12.O-O Be6 13.Re1 Kd7 14.Bxe6+ 
fxe6 15.d3 Rae8 16.Bd2 Rhf8 17.c4 Nh5 18.Bc3 Nf4 19.Re3 e5 20.Ng5 h6 21.
Ne4 Nd4 22.Rd1 Nc2 23.Rf3 Ne2+ 24.Kf1 Rxf3 25.gxf3 Ncd4 26.Bxd4 Nxd4 27.
Kg2 Rf8 28.Nd2 a5 29.Re1 Ne6 30.Re3 Ra8 31.Ne4 Ra6 32.Kg3 Nd4 33.Re1 Rb6 
34.b4 axb4 35.axb4 Rxb4 36.f4 exf4+ 37.Kxf4 Rb3 38.Rd1 b5 39.cxb5 Rxb5 40.
Ng3 Ne6+ 41.Kf3 Rb4 42.Ne4 d5 43.Nc3 Kd6 44.Ne2 Nd4+ 45.Nxd4 Rxd4 46.Ke3 
Rh4 47.Rg1 g5 48.Rg2 c5 49.f3 Ke5 0-1

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "4"]
[White "Navas, Norman"]
[Black "Santacruz, Francisco"]
[Result "1/2-1/2"]
[ECO "E27"]
[EventDate "1981.??.??"]
[PlyCount "80"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 O-O 6.f3 d5 7.cxd5 exd5 8.e3 
c5 9.Bd3 Nc6 10.Ne2 Re8 11.O-O b6 12.Ng3 Bb7 13.Rb1 cxd4 14.cxd4 Rc8 15.
Bd2 Rc7 16.Qa4 Nb8 17.Rfc1 Bc6 18.Qb3 g6 19.a4 Rce7 20.Nf1 Re6 21.Qa3 Qd6 
22.Qa2 Qd7 23.a5 b5 24.a6 Qd8 25.Ba5 Qe7 26.Bb4 Qd8 27.Bc5 Bd7 28.Bxb5 
Bxb5 29.Rxb5 Rxa6 30.Qb3 Nbd7 31.Rb1 Qc7 32.Ng3 Rae6 33.Rb7 Nxc5 34.Rxc7 
Nxb3 35.Rxb3 Rxe3 36.Rxe3 Rxe3 37.Rxa7 Rd3 38.Ra4 Rd2 39.Kf1 Kg7 40.Ne2 h6
1/2-1/2

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "4"]
[White "Reyes, Juan"]
[Black "Almada, Enrique"]
[Result "1-0"]
[ECO "B09"]
[EventDate "1981.??.??"]
[PlyCount "73"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 Bg7 5.Nf3 O-O 6.Bd3 Nbd7 7.Qe2 c5 8.dxc5 
Nxc5 9.O-O Nxd3 10.cxd3 a6 11.Kh1 b5 12.a3 Bb7 13.f5 Qc7 14.Bg5 h6 15.Bf4 
g5 16.Be3 Ng4 17.Bg1 Ne5 18.Rac1 Qd7 19.d4 Nxf3 20.Qxf3 Bf6 21.Qh5 Kg7 22.
Rfd1 e5 23.dxe5 Bxe5 24.Bd4 Qe8 25.f6+ Kh7 26.Rd3 Rg8 27.Bxe5 dxe5 28.Rcd1
Bc6 29.Rd6 Rg6 30.Qg4 Qc8 31.Qg3 Qb7 32.Qf3 g4 33.Qf5 Re8 34.Rd7 Bxd7 35.
Rxd7 Qxd7 36.Qxd7 Rxf6 37.Kg1 1-0

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "4"]
[White "Rodas, Pablo"]
[Black "Trindade, Sandro Heleno"]
[Result "1/2-1/2"]
[ECO "A43"]
[EventDate "1981.??.??"]
[PlyCount "33"]

1.d4 Nf6 2.Nf3 c5 3.d5 d6 4.Nc3 g6 5.e4 Bg7 6.Be2 O-O 7.O-O Na6 8.Nd2 Nc7 
9.a4 b6 10.f4 Rb8 11.Nc4 a6 12.Bf3 b5 13.Na5 Bd7 14.axb5 axb5 15.e5 Nfe8 
16.e6 fxe6 17.dxe6 1/2-1/2

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "4"]
[White "Toro, Bernardo"]
[Black "Garcia, Alvaro"]
[Result "1/2-1/2"]
[ECO "D61"]
[EventDate "1981.??.??"]
[PlyCount "49"]

1.d4 Nf6 2.c4 e6 3.Nc3 d5 4.Bg5 Nbd7 5.e3 Be7 6.Nf3 O-O 7.Qc2 c6 8.Rd1 a6 
9.c5 b5 10.cxb6 Qxb6 11.Bd3 h6 12.Bxf6 Bxf6 13.O-O Bb7 14.Na4 Qb4 15.Rc1 
Rfc8 16.a3 Qd6 17.Nd2 e5 18.dxe5 Bxe5 19.f4 Bf6 20.Bf5 Re8 21.Bxd7 Qxd7 
22.Nb6 Qe6 23.Nxa8 Qxe3+ 24.Kh1 Bxa8 25.Nb3 1/2-1/2

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "5"]
[White "Almada, Enrique"]
[Black "Navas, Norman"]
[Result "1/2-1/2"]
[ECO "D38"]
[EventDate "1981.??.??"]
[PlyCount "60"]

1.d4 Nf6 2.Nf3 d5 3.c4 e6 4.Bg5 Nbd7 5.cxd5 exd5 6.Nc3 Bb4 7.e3 c5 8.Qc2 
Qa5 9.Bxf6 Nxf6 10.Nd2 O-O 11.Be2 cxd4 12.exd4 Re8 13.Nb3 Qc7 14.O-O Ne4 
15.Bd3 Nxc3 16.bxc3 Bd6 17.h3 g6 18.c4 dxc4 19.Qxc4 Qxc4 20.Bxc4 Bf5 21.g4
Bd7 22.Bd5 Rab8 23.Nc5 Bxc5 24.dxc5 Red8 25.Rfd1 Ba4 26.Rd4 Bc6 27.Rad1 
Rxd5 28.Rxd5 Bxd5 29.Rxd5 Rc8 30.Kg2 b6 1/2-1/2

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "5"]
[White "Delgado, Felipe"]
[Black "Rodas, Pablo"]
[Result "0-1"]
[ECO "B03"]
[EventDate "1981.??.??"]
[PlyCount "80"]

1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.c4 Nb6 5.f4 dxe5 6.fxe5 c5 7.Nf3 Bg4 8.d5 e6 
9.Nc3 exd5 10.Nxd5 Nc6 11.Bg5 Be7 12.Nxe7 Nxe7 13.Be2 h6 14.Bd2 Be6 15.Qb3
Qc7 16.O-O-O O-O-O 17.Ba5 Nc6 18.Bxb6 Qxb6 19.Qxb6 axb6 20.h3 Rxd1+ 21.
Rxd1 Rd8 22.Rxd8+ Kxd8 23.Kd2 Ke7 24.a3 Bf5 25.h4 Ke6 26.Ke3 Nxe5 27.Nxe5 
Kxe5 28.Bf3 Bc8 29.g3 g5 30.hxg5 hxg5 31.Bg2 f5 32.b4 f4+ 33.gxf4+ gxf4+ 
34.Kf3 Bf5 35.Kf2 Be4 36.Bh3 Kd4 37.Be6 b5 38.bxc5 bxc4 39.a4 c3 40.Bb3 
Kxc5 0-1

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "5"]
[White "Santacruz, Francisco"]
[Black "Toro, Bernardo"]
[Result "1/2-1/2"]
[ECO "D02"]
[EventDate "1981.??.??"]
[PlyCount "62"]

1.d4 d5 2.Nf3 e6 3.e3 c5 4.Nbd2 Nc6 5.b3 Nf6 6.Bb2 Be7 7.Bd3 O-O 8.a3 b6 
9.O-O Bb7 10.Qe2 Qc7 11.Rac1 cxd4 12.exd4 Rfd8 13.Ne5 Rac8 14.f4 g6 15.
Ndf3 Nxe5 16.fxe5 Ne4 17.c4 Qd7 18.Rce1 Ng5 19.Nd2 h5 20.h4 Nh7 21.Rf4 Rf8
22.Ref1 Kg7 23.Qf2 f5 24.exf6+ Nxf6 25.Qg3 Ng4 26.Rxg4 Rxf1+ 27.Nxf1 hxg4 
28.Qxg4 Qe8 29.Ng3 Bd6 30.Nh5+ Kh8 31.Bxg6 Qe7 1/2-1/2

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "5"]
[White "Serrat, Marcelo"]
[Black "Garbarino, Rodolfo"]
[Result "0-1"]
[ECO "A01"]
[EventDate "1981.??.??"]
[PlyCount "54"]

1.b3 Nf6 2.Bb2 g6 3.e3 Bg7 4.f4 d6 5.Nf3 O-O 6.Be2 Nbd7 7.O-O e5 8.fxe5 
Ng4 9.Qc1 dxe5 10.h3 Nh6 11.Na3 Nf5 12.Nc4 Ng3 13.Re1 Re8 14.Kh2 Nxe2 15.
Rxe2 e4 16.Ng1 Nf6 17.Rf2 b5 18.Na3 Nh5 19.Ne2 Qh4 20.Rf1 Bf8 21.Nf4 Qg3+ 
22.Kh1 Nxf4 23.exf4 Bxh3 24.Rg1 Bd6 25.Qe1 Qxf4 26.g3 Qh6 27.Qe3 Qh5 0-1

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "5"]
[White "Tempone, Marcelo"]
[Black "Reyes, Juan"]
[Result "1/2-1/2"]
[ECO "A39"]
[EventDate "1981.??.??"]
[PlyCount "48"]

1.Nf3 g6 2.g3 Bg7 3.Bg2 Nf6 4.O-O O-O 5.c4 c5 6.d4 cxd4 7.Nxd4 Nc6 8.Nc3 
Nxd4 9.Qxd4 d6 10.Qd3 Nd7 11.b3 Nc5 12.Qd2 a5 13.Bb2 a4 14.Nxa4 Nxa4 15.
Bxg7 Kxg7 16.bxa4 Rxa4 17.Bxb7 Bxb7 18.Qb2+ Kg8 19.Qxb7 Rxc4 20.Rfc1 Ra4 
21.Rc7 e6 22.Qc6 Qa8 23.Qxd6 Rxa2 24.Rxa2 Qxa2 1/2-1/2

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "5"]
[White "Trindade, Sandro Heleno"]
[Black "Machado, Hermes Amilcar"]
[Result "0-1"]
[ECO "B08"]
[EventDate "1981.??.??"]
[PlyCount "50"]

1.Nf3 g6 2.e4 Bg7 3.d4 d6 4.Nc3 Nf6 5.Bc4 O-O 6.Bg5 Nc6 7.h3 Nxe4 8.Bxf7+ 
Rxf7 9.Nxe4 d5 10.Ng3 Qd6 11.Qd2 Rxf3 12.gxf3 Nxd4 13.O-O-O Nxf3 14.Qe3 
Nxg5 15.Qxg5 c6 16.Qe3 Qf6 17.c3 e5 18.Ne2 Bf5 19.Ng3 Be6 20.Kb1 b6 21.Ka1
Rf8 22.Rd2 h5 23.Rg1 Kh7 24.Re2 Bc8 25.Qd3 e4 0-1

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "6"]
[White "Garcia, Alvaro"]
[Black "Santacruz, Francisco"]
[Result "1/2-1/2"]
[ECO "B25"]
[EventDate "1981.??.??"]
[PlyCount "85"]

1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 e6 6.f4 d6 7.Nf3 Nge7 8.O-O O-O 
9.Be3 Nd4 10.Rb1 Nec6 11.Ne2 Qe7 12.c3 Nxe2+ 13.Qxe2 e5 14.h3 Be6 15.a3 h6
16.g4 exf4 17.Bxf4 Rad8 18.Rbe1 Rfe8 19.Qf2 Ne5 20.Qd2 Kh7 21.Re3 Qd7 22.
Bg3 Qc6 23.Ne1 Qd7 24.Qf2 Nc6 25.Bh4 g5 26.Bg3 Rf8 27.Nf3 Qe7 28.Nd2 Ne5 
29.Kh1 Ng6 30.Rf3 Be5 31.d4 cxd4 32.cxd4 Bxg3 33.Qxg3 Nf4 34.Rxf4 gxf4 35.
Rxf4 Kg7 36.Nf3 f6 37.d5 Bc8 38.h4 Kh7 39.Bf1 Rg8 40.Bd3 Rh8 41.Nh2 b6 42.
Qe3 Rdf8 43.Rf2 1/2-1/2

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "6"]
[White "Machado, Hermes Amilcar"]
[Black "Delgado, Felipe"]
[Result "1-0"]
[ECO "C26"]
[EventDate "1981.??.??"]
[PlyCount "45"]

1.e4 e5 2.Nc3 Nf6 3.g3 d5 4.exd5 Nxd5 5.Bg2 Nxc3 6.bxc3 c6 7.Nf3 Bd6 8.O-O
O-O 9.Re1 Re8 10.d4 e4 11.Ng5 f5 12.Qh5 h6 13.Nf7 Qf6 14.Nxd6 Rf8 15.Nxc8 
Rxc8 16.Bh3 Rf8 17.Ba3 Rf7 18.f3 g6 19.Qh4 g5 20.Qh5 Nd7 21.fxe4 g4 22.Bg2
Qg7 23.e5 1-0

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "6"]
[White "Navas, Norman"]
[Black "Tempone, Marcelo"]
[Result "0-1"]
[ECO "E25"]
[EventDate "1981.??.??"]
[PlyCount "60"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 c5 6.f3 d5 7.cxd5 Nxd5 8.dxc5
f5 9.c4 Qf6 10.Bd2 Ne7 11.Qc1 O-O 12.Nh3 Nbc6 13.e3 e5 14.Nf2 Qg6 15.Qc3 
f4 16.exf4 exf4 17.O-O-O b6 18.Bd3 Bf5 19.Ne4 bxc5 20.g4 fxg3 21.hxg3 Nd4 
22.g4 Bxe4 23.fxe4 Rf3 24.Rde1 Rb8 25.Re3 Rb3 26.Qa5 Rxd3 27.Qd8+ Kf7 28.
Rxd3 Rxd3 29.Rf1+ Rf3 30.Rxf3+ Nxf3 0-1

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "6"]
[White "Reyes, Juan"]
[Black "Trindade, Sandro Heleno"]
[Result "1/2-1/2"]
[ECO "B50"]
[EventDate "1981.??.??"]
[PlyCount "84"]

1.e4 c5 2.Nf3 d6 3.Nc3 Nf6 4.e5 dxe5 5.Nxe5 a6 6.a4 Qc7 7.Nc4 e6 8.b3 Nc6 
9.a5 Be7 10.Bb2 O-O 11.Be2 Bd7 12.O-O Nd4 13.Bd3 Bc6 14.Qe1 Qf4 15.Qe3 Qh4
16.Qg3 Qh6 17.f4 Rad8 18.Rae1 Nd5 19.Nxd5 Rxd5 20.Re5 Qh4 21.Qxh4 Bxh4 22.
Bxd4 cxd4 23.f5 Bf6 24.Rxd5 Bxd5 25.Nb6 Bc6 26.fxe6 fxe6 27.Bc4 Kf7 28.Re1
Re8 29.Nc8 Kf8 30.Nd6 Re7 31.Ne4 Bxe4 32.Rxe4 e5 33.Kf1 Ke8 34.Bd5 Kd8 35.
Ke2 Kc7 36.Kd3 Kd6 37.Bg8 h6 38.Re1 Kc5 39.Bh7 Kb5 40.Ra1 Rc7 41.Bg6 Re7 
42.Ra4 b6 1/2-1/2

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "6"]
[White "Toro, Bernardo"]
[Black "Almada, Enrique"]
[Result "1/2-1/2"]
[ECO "D07"]
[EventDate "1981.??.??"]
[PlyCount "66"]

1.d4 d5 2.c4 Nc6 3.cxd5 Qxd5 4.Nf3 e5 5.Nc3 Bb4 6.Bd2 Bxc3 7.Bxc3 e4 8.Ne5
Nxe5 9.dxe5 Qxd1+ 10.Rxd1 Be6 11.a3 Rd8 12.Rxd8+ Kxd8 13.e3 Ne7 14.Be2 Nd5
15.Bd4 b6 16.b4 c6 17.Kd2 Kc7 18.Rc1 Rd8 19.Kc2 Ne7 20.Kb2 Nf5 21.Bc3 Bd5 
22.Rd1 Be6 23.Rc1 Bd5 24.g3 Ne7 25.h4 Ng6 26.h5 Nf8 27.Rd1 Ne6 28.Bf1 Ng5 
29.Bg2 Nf3 30.Bxf3 exf3 31.e6 fxe6 32.Bxg7 Be4 33.Be5+ Kc8 1/2-1/2

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "7"]
[White "Almada, Enrique"]
[Black "Garcia, Alvaro"]
[Result "1/2-1/2"]
[ECO "E12"]
[EventDate "1981.??.??"]
[PlyCount "86"]

1.d4 Nf6 2.Nf3 e6 3.c4 b6 4.Bf4 Bb7 5.Nc3 Be7 6.h3 O-O 7.e3 d5 8.cxd5 exd5
9.Bd3 Nbd7 10.O-O c5 11.Rc1 a6 12.Ne5 c4 13.Bb1 b5 14.Nxd7 Qxd7 15.Re1 Bd6
16.Qf3 Rfe8 17.Rcd1 b4 18.Bxd6 Qxd6 19.Na4 Ne4 20.Bxe4 dxe4 21.Qe2 Bd5 22.
Nc5 f5 23.g3 Kh8 24.Qd2 a5 25.a3 Qb6 26.axb4 Qxb4 27.Qxb4 axb4 28.Ra1 g5 
29.Kf1 c3 30.bxc3 Bc4+ 31.Kg2 bxc3 32.Rxa8 Rxa8 33.Rc1 Ra3 34.g4 fxg4 35.
hxg4 Bd5 36.Kg3 Kg7 37.Rc2 Kf6 38.f3 exf3 39.e4 Ba2 40.e5+ Ke7 41.Ne4 f2 
42.Kxf2 Be6 43.Kf3 Ra4 1/2-1/2

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "7"]
[White "Delgado, Felipe"]
[Black "Reyes, Juan"]
[Result "0-1"]
[ECO "C50"]
[EventDate "1981.??.??"]
[PlyCount "84"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Be7 4.d4 d6 5.d5 Nb8 6.h3 Nf6 7.Bd3 O-O 8.O-O Ne8 
9.c4 g6 10.Bh6 Ng7 11.Nc3 f5 12.Rc1 Rf7 13.c5 f4 14.Be2 Ne8 15.cxd6 cxd6 
16.Nh2 a6 17.Na4 Nd7 18.Bg4 b5 19.Rxc8 Rxc8 20.Bxd7 Qxd7 21.Nb6 Qd8 22.
Nxc8 Qxc8 23.Qc1 Qb7 24.Qc6 Qxc6 25.dxc6 Bd8 26.Ng4 Bb6 27.Rc1 Rc7 28.Bg5 
Rc8 29.b4 h5 30.Nh2 Kf7 31.Nf3 Ng7 32.Rc2 Ne6 33.Bh4 Ke8 34.Kf1 Bd8 35.
Bxd8 Kxd8 36.Nh4 Nd4 37.Rc3 Rxc6 38.Rxc6 Nxc6 39.Nxg6 Nxb4 40.g4 fxg3 41.
fxg3 Nxa2 42.Nh4 Nc3 0-1

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "7"]
[White "Garbarino, Rodolfo"]
[Black "Rodas, Pablo"]
[Result "1-0"]
[ECO "B04"]
[EventDate "1981.??.??"]
[PlyCount "65"]

1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 g6 5.c4 Nb6 6.exd6 cxd6 7.Be2 Bg7 8.h3 O-O
9.O-O e5 10.Nc3 Nc6 11.Be3 Ne7 12.dxe5 dxe5 13.Bc5 Bd7 14.Bd6 Be6 15.c5 
Nc4 16.Bxc4 Bxc4 17.Re1 f6 18.Qa4 Be6 19.Rad1 Qe8 20.Qe4 Rf7 21.Qxb7 Nd5 
22.Qa6 Nf4 23.Ne2 g5 24.Nxf4 gxf4 25.b4 Bh6 26.Bxe5 Bc8 27.Qd6 Bf8 28.Qd4 
fxe5 29.Rxe5 Be6 30.Qe4 Bf5 31.Rxe8 Bxe4 32.Rxe4 a5 33.a3 1-0

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "7"]
[White "Tempone, Marcelo"]
[Black "Toro, Bernardo"]
[Result "1/2-1/2"]
[ECO "D30"]
[EventDate "1981.??.??"]
[PlyCount "25"]

1.g3 d5 2.Bg2 Nf6 3.Nf3 e6 4.c4 c5 5.cxd5 exd5 6.d4 Nc6 7.O-O Be7 8.dxc5 
Bxc5 9.Nbd2 O-O 10.Nb3 Bb6 11.Nfd4 Re8 12.Re1 Bg4 13.Be3 1/2-1/2

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "7"]
[White "Trindade, Sandro Heleno"]
[Black "Navas, Norman"]
[Result "1-0"]
[ECO "B25"]
[EventDate "1981.??.??"]
[PlyCount "73"]

1.e4 c5 2.Nc3 Nc6 3.g3 d6 4.Bg2 g6 5.d3 Bg7 6.f4 e6 7.Nf3 Nge7 8.O-O O-O 
9.Ne2 Rb8 10.c3 b5 11.d4 cxd4 12.cxd4 d5 13.e5 b4 14.Be3 Qb6 15.b3 Ba6 16.
g4 f5 17.exf6 Bxf6 18.Rf2 e5 19.fxe5 Bxe5 20.Qd2 Bg7 21.Nf4 Nd8 22.Ne5 Qd6
23.Rc1 Rc8 24.Re1 Ndc6 25.Nxc6 Rxc6 26.Nd3 Bxd3 27.Rxf8+ Bxf8 28.Qxd3 Qd7 
29.h3 Rc3 30.Qe2 Qc7 31.Bf2 Qf4 32.Rf1 Qd6 33.Bh4 Nc6 34.Qe8 g5 35.Bxd5+ 
Kg7 36.Qf7+ Kh8 37.Qg8# 1-0

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "8"]
[White "Garcia, Alvaro"]
[Black "Tempone, Marcelo"]
[Result "1/2-1/2"]
[ECO "E11"]
[EventDate "1981.??.??"]
[PlyCount "134"]

1.d4 Nf6 2.c4 e6 3.Nf3 Bb4+ 4.Nbd2 d5 5.e3 O-O 6.a3 Be7 7.Bd3 Nbd7 8.O-O 
c5 9.b3 b6 10.Bb2 Bb7 11.Rc1 Rc8 12.Ne5 cxd4 13.exd4 dxc4 14.Ndxc4 b5 15.
Ne3 a6 16.Qe2 Nb6 17.Rxc8 Qxc8 18.f4 g6 19.g4 Nfd5 20.f5 Bg5 21.Ng2 exf5 
22.gxf5 f6 23.h4 fxe5 24.hxg5 gxf5 25.Qxe5 f4 26.g6 hxg6 27.Qg5 Qc6 28.
Bxg6 Qf6 29.Qg4 Bc8 30.Bf5+ Qg7 31.Bxc8 Rxc8 32.Qxg7+ Kxg7 33.Nxf4 Nxf4 
34.Rxf4 Kg6 35.Kf1 Kg5 36.Rf2 a5 37.Re2 Kf4 38.Ke1 Kf3 39.Kd2 a4 40.Re3+ 
Kf4 41.Rh3 Rg8 42.Rh4+ Kf3 43.Rh3+ Kf4 44.Rh4+ Kf3 45.Rh5 Rg2+ 46.Kc3 axb3
47.Kxb3 Nc4 48.Bc3 Nd6 49.Bb4 Kg4 50.Rh6 Rg3+ 51.Bc3 Ne4 52.Rg6+ Kf5 53.
Rxg3 Nxg3 54.Kb4 Ne4 55.Bb2 Nd6 56.Kc5 Ke6 57.Kc6 Ke7 58.d5 Nc4 59.Bc3 Kd8
60.Bb4 Ne5+ 61.Kxb5 Kc7 62.a4 Nf7 63.a5 Kb7 64.Bc5 Kc7 65.a6 Kb8 66.Be3 
Nd6+ 67.Kc6 Ne4 1/2-1/2

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "8"]
[White "Machado, Hermes Amilcar"]
[Black "Garbarino, Rodolfo"]
[Result "0-1"]
[ECO "C30"]
[EventDate "1981.??.??"]
[PlyCount "36"]

1.e4 e5 2.f4 Qh4+ 3.g3 Qe7 4.Qe2 d6 5.d3 Nc6 6.Nc3 Nf6 7.Be3 Bg4 8.Qf2 d5 
9.exd5 exf4 10.dxc6 fxe3 11.Qf4 bxc6 12.Bg2 Qc5 13.Qxc7 Rc8 14.Qb7 Bd6 15.
Nge2 O-O 16.O-O-O Rb8 17.Qa6 Bxe2 18.Nxe2 Rxb2 0-1

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "8"]
[White "Navas, Norman"]
[Black "Delgado, Felipe"]
[Result "1-0"]
[ECO "E81"]
[EventDate "1981.??.??"]
[PlyCount "73"]

1.d4 Nf6 2.c4 g6 3.f3 c5 4.d5 d6 5.Nc3 Bg7 6.e4 O-O 7.Be3 Re8 8.Qd2 e6 9.
dxe6 Rxe6 10.Bxc5 Nc6 11.Be3 Re8 12.Nge2 Be6 13.Nf4 Ne5 14.Nxe6 fxe6 15.
Be2 Rc8 16.O-O Nxc4 17.Bxc4 Rxc4 18.Bxa7 b6 19.Nb5 Ra4 20.Qf2 Ra6 21.a4 
Re7 22.Rfc1 Raxa7 23.Nxa7 Rxa7 24.Rc6 Ne8 25.Rxb6 Qc7 26.Kh1 Ra5 27.b4 
Bxa1 28.bxa5 Qc4 29.Qe1 Bc3 30.Qc1 Qxa4 31.a6 Bd4 32.Rb8 h5 33.Rc8 Kh7 34.
Rc4 Be3 35.Rxa4 Bxc1 36.a7 Nc7 37.Rc4 1-0

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "8"]
[White "Reyes, Juan"]
[Black "Serrat, Marcelo"]
[Result "1/2-1/2"]
[ECO "B24"]
[EventDate "1981.??.??"]
[PlyCount "84"]

1.e4 c5 2.Nc3 Nc6 3.g3 d6 4.Bg2 Rb8 5.d3 e6 6.f4 g6 7.Nf3 Bg7 8.Be3 Nd4 9.
O-O Ne7 10.Qd2 Nec6 11.Rab1 Qa5 12.a3 b5 13.Nh4 b4 14.axb4 Nxb4 15.Ra1 Qc7
16.Rac1 Nbc6 17.Nd1 Ne7 18.Kh1 O-O 19.g4 f5 20.h3 Qd8 21.Nf3 Nec6 22.exf5 
exf5 23.Ng5 Bb7 24.Bd5+ Kh8 25.Qg2 h6 26.Bxd4 Nxd4 27.Bxb7 hxg5 28.Bd5 
gxf4 29.g5 Be5 30.c3 Nb3 31.Rc2 Kg7 32.Nf2 Rh8 33.Rg1 a5 34.Bc4 Qe7 35.Qd5
Qb7 36.Qxb7+ Rxb7 37.Bd5 Rb6 38.Re1 Rh5 39.d4 cxd4 40.cxd4 Nxd4 41.Rc7+ 
Kh8 42.Rc8+ Kg7 1/2-1/2

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "8"]
[White "Santacruz, Francisco"]
[Black "Almada, Enrique"]
[Result "1/2-1/2"]
[ECO "D07"]
[EventDate "1981.??.??"]
[PlyCount "25"]

1.d4 d5 2.c4 Nc6 3.Nc3 Nf6 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 e5 7.d5 Nb8 8.Nf3 
Bd6 9.Be2 Nd7 10.O-O O-O 11.Be3 Qe7 12.Nd2 Nc5 13.f3 1/2-1/2

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "8"]
[White "Toro, Bernardo"]
[Black "Trindade, Sandro Heleno"]
[Result "1-0"]
[ECO "A64"]
[EventDate "1981.??.??"]
[PlyCount "113"]

1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.g3 g6 7.Bg2 Bg7 8.Nf3 O-O 
9.O-O Re8 10.Nd2 a6 11.a4 Nbd7 12.h3 Rb8 13.Nc4 Ne5 14.Na3 Nh5 15.e4 f5 
16.exf5 Bxf5 17.g4 Bxg4 18.hxg4 Qh4 19.gxh5 Rf8 20.h6 Bh8 21.Ne4 Ng4 22.
Qxg4 Qxg4 23.Nc4 b5 24.axb5 axb5 25.Ncxd6 Be5 26.Be3 Rf3 27.Ra7 Rbf8 28.
Rfa1 Rxe3 29.fxe3 Qh5 30.Rg7+ Bxg7 31.hxg7 Kxg7 32.Ra7+ Kg8 33.Ne8 Qd1+ 
34.Kh2 Qh5+ 35.Kg1 Qe5 36.Nc7 Qxb2 37.Ne6 Qc1+ 38.Kh2 Qxe3 39.Nxf8 Qf4+ 
40.Kg1 Qe3+ 41.Kh2 Qh6+ 42.Kg3 Qe3+ 43.Bf3 Qg1+ 44.Kf4 Qh2+ 45.Ke3 Qg1+ 
46.Ke2 Qh2+ 47.Kf1 Kxf8 48.d6 Qh3+ 49.Kf2 Qh2+ 50.Bg2 Qf4+ 51.Ke2 Qh2 52.
Kf3 Qh5+ 53.Ke3 Qh2 54.Ra8+ Kg7 55.d7 Qg1+ 56.Kf4 g5+ 57.Ke5 1-0

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "9"]
[White "Delgado, Felipe"]
[Black "Toro, Bernardo"]
[Result "0-1"]
[ECO "A08"]
[EventDate "1981.??.??"]
[PlyCount "53"]

1.Nf3 d5 2.g3 e6 3.Bg2 c5 4.d3 Nc6 5.Nbd2 Bd6 6.O-O Nge7 7.e4 O-O 8.Nh4 f6
9.f4 Qc7 10.c3 Bd7 11.f5 dxe4 12.Nxe4 exf5 13.Qb3+ Kh8 14.Nxd6 Qxd6 15.Bf4
Ne5 16.d4 cxd4 17.Rad1 d3 18.Nf3 Bc6 19.Rd2 N7g6 20.Nd4 Bxg2 21.Kxg2 Qd7 
22.h3 b6 23.Kh2 Rac8 24.Qd1 Nc4 25.Qh5 Nxf4 26.Rxf4 Nxd2 27.g4 0-1

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "9"]
[White "Garbarino, Rodolfo"]
[Black "Reyes, Juan"]
[Result "1/2-1/2"]
[ECO "B04"]
[EventDate "1981.??.??"]
[PlyCount "81"]

1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 g6 5.c4 Nb6 6.exd6 cxd6 7.Be2 Bg7 8.h3 O-O
9.O-O Nc6 10.Nc3 Bf5 11.Be3 d5 12.c5 Nc4 13.Bxc4 dxc4 14.Qa4 Bd3 15.Rfd1 
e5 16.d5 Ne7 17.d6 Nf5 18.Ne1 Nxe3 19.fxe3 b6 20.Nxd3 cxd3 21.Qb4 bxc5 22.
Qxc5 Rc8 23.Qa3 Rxc3 24.Qxc3 e4 25.Qc4 Re8 26.Rf1 Re6 27.Qc7 Rxd6 28.Qxf7+
Kh8 29.Qxa7 Rd7 30.Qa4 Re7 31.Qb4 Be5 32.a4 Kg7 33.Rac1 Kh6 34.a5 Re8 35.
Qd2 Qg5 36.g4 Bd4 37.Rce1 Rc8 38.h4 Qxg4+ 39.Qg2 Qxg2+ 40.Kxg2 Rc2+ 41.Rf2
1/2-1/2

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "9"]
[White "Rodas, Pablo"]
[Black "Machado, Hermes Amilcar"]
[Result "0-1"]
[ECO "A40"]
[EventDate "1981.??.??"]
[PlyCount "104"]

1.d4 e6 2.c4 b6 3.a3 Bb7 4.d5 f5 5.Nc3 Nf6 6.dxe6 dxe6 7.Qxd8+ Kxd8 8.Bf4 
Bd6 9.Bxd6 cxd6 10.Nb5 Ne8 11.Nf3 Ke7 12.e3 Nc6 13.Be2 Rc8 14.O-O Nf6 15.
Rfd1 Rhd8 16.Nfd4 a6 17.Nxc6+ Rxc6 18.Nc3 Rc7 19.Rac1 Rdc8 20.f3 Nd7 21.
Rc2 Ne5 22.Rcd2 Rd8 23.Na4 Nxc4 24.Bxc4 Rxc4 25.Nxb6 Rc6 26.Na4 a5 27.Rd3 
Ba6 28.Rc3 Rxc3 29.Nxc3 Rb8 30.Rd2 g5 31.e4 f4 32.Kf2 Rb6 33.Ke1 Kf6 34.
Kd1 Ke5 35.Kc1 h5 36.Ne2 Rc6+ 37.Kd1 g4 38.Nd4 Rc4 39.Nb3 a4 40.Na1 Rd4 
41.Rxd4 Kxd4 42.Nc2+ Kc4 43.Ne1 Kb3 44.Kc1 e5 45.h4 g3 46.Kb1 Bc4 47.Kc1 
d5 48.exd5 Bxd5 49.Kb1 Be6 50.Nd3 Bf5 51.Ka1 Kc2 52.Nxe5 Bh3 0-1

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "9"]
[White "Serrat, Marcelo"]
[Black "Navas, Norman"]
[Result "1/2-1/2"]
[ECO "D03"]
[EventDate "1981.??.??"]
[PlyCount "40"]

1.d4 Nf6 2.Nf3 d5 3.Bg5 e6 4.e3 Nbd7 5.Bd3 c5 6.c3 Be7 7.Nbd2 O-O 8.Bxf6 
Nxf6 9.Ne5 b6 10.Nc6 Qc7 11.Nxe7+ Qxe7 12.O-O e5 13.dxe5 Qxe5 14.Nf3 Qe7 
15.Qc2 Bg4 16.Ng5 h6 17.Nh7 Rfe8 18.Nxf6+ Qxf6 19.f3 Bd7 20.e4 Bc6 1/2-1/2

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "9"]
[White "Tempone, Marcelo"]
[Black "Santacruz, Francisco"]
[Result "1-0"]
[ECO "A30"]
[EventDate "1981.??.??"]
[PlyCount "85"]

1.c4 c5 2.b3 Nf6 3.Bb2 e6 4.Nf3 Be7 5.g3 b6 6.Bg2 Bb7 7.O-O O-O 8.e3 d6 9.
Qe2 Nbd7 10.d4 cxd4 11.exd4 Re8 12.Nbd2 Bf8 13.Rfd1 Qc7 14.Rac1 Rac8 15.
Qd3 Qb8 16.Ne1 a6 17.a4 Bxg2 18.Nxg2 Qb7 19.Ne3 b5 20.axb5 axb5 21.Ba1 b4 
22.Bb2 Ra8 23.Ra1 Rxa1 24.Rxa1 Ra8 25.Qb1 Rxa1 26.Qxa1 Ne4 27.Nxe4 Qxe4 
28.Qd1 Nb8 29.Qc2 Qf3 30.d5 Na6 31.Bd4 Nc5 32.Bxc5 dxc5 33.Qd3 exd5 34.
cxd5 Qf6 35.Kg2 g6 36.Nc4 Bd6 37.Qe4 Be7 38.Qg4 Kg7 39.Qd7 Bf8 40.d6 Qd4 
41.Qc6 h5 42.h4 f5 43.Qc7+ 1-0

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "9"]
[White "Trindade, Sandro Heleno"]
[Black "Garcia, Alvaro"]
[Result "0-1"]
[ECO "B07"]
[EventDate "1981.??.??"]
[PlyCount "100"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f3 c6 5.Be3 Bg7 6.Qd2 h5 7.Rd1 Be6 8.Nge2 Bc4 
9.b3 Ba6 10.g3 Nbd7 11.h3 b6 12.Bg2 c5 13.d5 b5 14.a3 Rb8 15.O-O Qc7 16.f4
b4 17.axb4 cxb4 18.Na4 Bb5 19.Rf2 Bxa4 20.bxa4 Nc5 21.e5 Nfe4 22.Qe1 Nxf2 
23.Qxf2 Nxa4 24.Nd4 Nb2 25.Re1 Nc4 26.Nc6 O-O 27.Bd4 Rbe8 28.Qe2 dxe5 29.
fxe5 Nb6 30.e6 Bxd4+ 31.Nxd4 Qxg3 32.exf7+ Rxf7 33.Ne6 Nxd5 34.Kh1 Nf4 35.
Nxf4 Qxf4 36.Bd5 Kg7 37.Bxf7 Qxf7 38.Rf1 Qd5+ 39.Kh2 Qd6+ 40.Kh1 Qd5+ 41.
Kh2 Qd6+ 42.Kh1 Rf8 43.Rxf8 Kxf8 44.Qf2+ Kg7 45.Qxa7 Qd1+ 46.Qg1 Qxg1+ 47.
Kxg1 Kf6 48.Kf2 Ke5 49.Ke3 g5 50.Kd3 g4 0-1

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "10"]
[White "Almada, Enrique"]
[Black "Tempone, Marcelo"]
[Result "0-1"]
[ECO "A48"]
[EventDate "1981.??.??"]
[PlyCount "48"]

1.d4 Nf6 2.Nf3 g6 3.Bg5 Bg7 4.Nbd2 O-O 5.e3 d6 6.Bd3 Nbd7 7.O-O h6 8.Bh4 
e5 9.dxe5 dxe5 10.c3 Qe7 11.e4 g5 12.Bg3 Nh5 13.Qe2 Nf4 14.Bxf4 exf4 15.
Rfe1 Re8 16.Rad1 g4 17.Nd4 Ne5 18.Bc2 Qg5 19.f3 c5 20.Nb5 gxf3 21.Nxf3 
Nxf3+ 22.Qxf3 Bg4 23.Qf2 Bxd1 24.Rxd1 Rad8 0-1

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "10"]
[White "Garcia, Alvaro"]
[Black "Delgado, Felipe"]
[Result "1-0"]
[ECO "C97"]
[EventDate "1981.??.??"]
[PlyCount "123"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 Na5 
9.Bc2 c5 10.d4 Qc7 11.h3 O-O 12.Nbd2 Bb7 13.Nf1 Rfe8 14.Ng3 g6 15.Bg5 cxd4
16.cxd4 Nc4 17.b3 Na3 18.Bd3 Rac8 19.Rc1 Qb8 20.Qd2 b4 21.Qxb4 d5 22.Qa5 
dxe4 23.Rxc8 Rxc8 24.Bxf6 Bxf6 25.Nxe4 Bxe4 26.Bxe4 Be7 27.Nxe5 Qb4 28.
Qxb4 Bxb4 29.Rd1 Nb5 30.Bd3 Nc3 31.Ra1 a5 32.Bc4 Rc7 33.Kf1 Kg7 34.f3 Ba3 
35.d5 Bd6 36.Nc6 Bg3 37.a3 Rd7 38.Nxa5 Nxd5 39.Bxd5 Rxd5 40.Nc4 Rd3 41.Rb1
Rc3 42.a4 Rc2 43.Rb2 Rc1+ 44.Ke2 Kf6 45.Kd3 Be1 46.Nd2 Ke5 47.b4 Kd5 48.b5
Ra1 49.b6 Bg3 50.Ne4 Ra3+ 51.Nc3+ Kc6 52.b7 Bb8 53.Kc4 Ra1 54.Rb5 Rg1 55.
a5 Rxg2 56.Rb6+ Kd7 57.a6 h5 58.Rf6 Ke7 59.Nd5+ Ke8 60.Rc6 Rc2+ 61.Nc3 Be5
62.Kb3 1-0

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "10"]
[White "Navas, Norman"]
[Black "Garbarino, Rodolfo"]
[Result "0-1"]
[ECO "A61"]
[EventDate "1981.??.??"]
[PlyCount "108"]

1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.Nf3 g6 7.Bg5 h6 8.Bh4 g5 
9.Bg3 Nh5 10.Nd2 Nxg3 11.hxg3 Bg7 12.e3 O-O 13.Nc4 Qe7 14.Bd3 Rd8 15.Qc2 
Nd7 16.f4 Nb6 17.e4 Nxc4 18.Bxc4 a6 19.a4 b6 20.Qe2 Re8 21.Bd3 Bd7 22.Rh5 
c4 23.Bc2 f6 24.Kd2 b5 25.Rah1 b4 26.Nd1 Bf5 27.Re1 Qc7 28.Qf3 Bg6 29.Rhh1
Qa5 30.b3 Rac8 31.Re3 Qc5 32.Rhe1 cxb3 33.Bxb3 Re7 34.Ke2 Rce8 35.f5 Bf7 
36.Kf1 Rc8 37.R3e2 Rec7 38.Qd3 Qa5 39.Rd2 Be8 40.Ra2 Rc1 41.g4 Bf8 42.g3 
Kg7 43.Kg2 Be7 44.Ree2 Bd8 45.Rec2 Bb6 46.Rxc8 Rxc8 47.Rc2 Rc5 48.e5 dxe5 
49.d6 Bd7 50.Be6 Qxa4 51.Rxc5 Bxc5 52.Bb3 Qc6+ 53.Kh2 Bxd6 54.Ne3 Bc8 0-1

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "10"]
[White "Reyes, Juan"]
[Black "Rodas, Pablo"]
[Result "1/2-1/2"]
[ECO "C06"]
[EventDate "1981.??.??"]
[PlyCount "15"]

1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.Bd3 c5 6.c3 Nc6 7.Ne2 cxd4 8.cxd4 
1/2-1/2

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "10"]
[White "Santacruz, Francisco"]
[Black "Trindade, Sandro Heleno"]
[Result "1/2-1/2"]
[ECO "A37"]
[EventDate "1981.??.??"]
[PlyCount "54"]

1.Nf3 c5 2.g3 Nc6 3.c4 g6 4.Bg2 Bg7 5.O-O e5 6.Nc3 Nge7 7.d3 O-O 8.Bd2 h6 
9.a3 d6 10.Rb1 a5 11.Ne1 Rb8 12.Nc2 Be6 13.b4 axb4 14.axb4 b6 15.b5 Nd4 
16.Ne3 Kh7 17.Ned5 Nxd5 18.Nxd5 Bxd5 19.Bxd5 Qd7 20.e3 Ne6 21.Bc3 f5 22.
Ra1 Ng5 23.f4 Ne6 24.Ra3 Rf7 25.Qf3 Re7 26.Rfa1 exf4 27.Bxg7 Rxg7 1/2-1/2

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "10"]
[White "Toro, Bernardo"]
[Black "Serrat, Marcelo"]
[Result "1-0"]
[ECO "A62"]
[EventDate "1981.??.??"]
[PlyCount "99"]

1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.g3 g6 7.Bg2 Bg7 8.Nf3 O-O 
9.O-O Na6 10.Nd2 Nc7 11.a4 b6 12.Nc4 Ba6 13.Na3 Qd7 14.Re1 b5 15.axb5 Nxb5
16.Naxb5 Bxb5 17.e4 a6 18.h3 Qc7 19.f4 Nh5 20.Kh2 Bd4 21.Be3 Bxe3 22.Rxe3 
f6 23.e5 fxe5 24.fxe5 Rae8 25.e6 Rf2 26.Rb1 Bf1 27.Qxf1 Rxf1 28.Rxf1 Qg7 
29.Ne4 Qe5 30.Nf6+ Qxf6 31.Rxf6 Nxf6 32.Rb3 Ra8 33.Rb6 Ne8 34.Bf1 Kg7 35.
Bxa6 Kf6 36.Bb5 Ke5 37.Bc6 Rc8 38.Rb7 Nf6 39.e7 Ne8 40.Rd7 Rc7 41.Rxc7 
Nxc7 42.Kg2 Ke4 43.Kf2 Kd3 44.e8=Q Nxe8 45.Bxe8 Kc2 46.Ke3 Kxb2 47.Kd3 Kb3
48.Bb5 Kb2 49.Kc4 Kc2 50.Ba4+ 1-0

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "11"]
[White "Delgado, Felipe"]
[Black "Santacruz, Francisco"]
[Result "0-1"]
[ECO "B25"]
[EventDate "1981.??.??"]
[PlyCount "84"]

1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 e6 6.f4 d6 7.Nf3 Nge7 8.O-O Rb8 
9.a4 O-O 10.Be3 Nd4 11.Rb1 Bd7 12.Qd2 Kh8 13.Ne2 Nxe2+ 14.Qxe2 Bxa4 15.g4 
Bc6 16.Qf2 f5 17.Ng5 Qd7 18.Qh4 h6 19.gxf5 exf5 20.e5 Bxg2 21.Kxg2 Nd5 22.
Bd2 dxe5 23.fxe5 Qe7 24.Rbe1 Kg8 25.Qc4 Rbd8 26.Nf3 Kh7 27.h4 Nc7 28.d4 b6
29.c3 Qe6 30.Qe2 Qc6 31.Kf2 Ne6 32.Qd3 Qd7 33.h5 g5 34.Bc1 Kh8 35.Rh1 g4 
36.Nh4 Kg8 37.Ng6 Rf7 38.Nf4 cxd4 39.Nxe6 Qxe6 40.cxd4 Bxe5 41.Kf1 Qd5 42.
Rg1 Qxd4 0-1

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "11"]
[White "Garbarino, Rodolfo"]
[Black "Toro, Bernardo"]
[Result "1/2-1/2"]
[ECO "C04"]
[EventDate "1981.??.??"]
[PlyCount "19"]

1.e4 e6 2.d4 d5 3.Nd2 Nc6 4.Ngf3 Nf6 5.e5 Nd7 6.Be2 f6 7.exf6 Nxf6 8.O-O 
Bd6 9.c4 O-O 10.b3 1/2-1/2

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "11"]
[White "Machado, Hermes Amilcar"]
[Black "Reyes, Juan"]
[Result "1-0"]
[ECO "E99"]
[EventDate "1981.??.??"]
[PlyCount "79"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Nf3 e5 7.O-O Nc6 8.d5 Ne7 
9.Ne1 Nd7 10.f3 f5 11.g4 fxg4 12.fxg4 Rxf1+ 13.Kxf1 h6 14.h4 g5 15.hxg5 
hxg5 16.Bxg5 Qf8+ 17.Kg1 Ng6 18.Ng2 Nf4 19.Qd2 Nh3+ 20.Kh2 Nxg5 21.Qxg5 
Qf6 22.Qh5 Qh6 23.g5 Qxh5+ 24.Bxh5 Nb6 25.Ne3 Bd7 26.Rf1 Rf8 27.Rxf8+ Bxf8
28.Kg3 a6 29.Bg4 Be8 30.Kh4 Bg6 31.Bf5 Be8 32.b3 Nd7 33.b4 Kh8 34.a3 Be7 
35.Bxd7 Bxd7 36.Nf5 Bf8 37.Kh5 Be8+ 38.g6 Bg7 39.Kg5 b6 40.b5 1-0

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "11"]
[White "Rodas, Pablo"]
[Black "Navas, Norman"]
[Result "1-0"]
[ECO "E05"]
[EventDate "1981.??.??"]
[PlyCount "111"]

1.d4 Nf6 2.c4 e6 3.Nc3 d5 4.g3 Be7 5.Bg2 O-O 6.Nf3 dxc4 7.e4 c5 8.d5 exd5 
9.exd5 Bd6 10.O-O a6 11.Qc2 h6 12.a4 Bg4 13.Nd2 Nbd7 14.Nxc4 Ne5 15.Nxd6 
Qxd6 16.f4 Ned7 17.f5 Bh5 18.Bf4 Qb6 19.a5 Qa7 20.h3 g5 21.Bd6 Rfe8 22.g4 
Bxg4 23.hxg4 Nxg4 24.Bg3 c4+ 25.Kh1 Re3 26.Rf3 Rae8 27.Raf1 Ndf6 28.d6 Qc5
29.Qd2 Rd3 30.Rxd3 cxd3 31.Re1 Rxe1+ 32.Qxe1 Qxf5 33.Qf1 Qxf1+ 34.Bxf1 d2 
35.Be2 Ne3 36.Kg1 Kf8 37.Kf2 Nf5 38.Bf3 Nxg3 39.Kxg3 Ke8 40.Bxb7 Kd7 41.
Nd1 Kxd6 42.Bxa6 Nd5 43.Bc4 f5 44.a6 Nb6 45.Bd3 Ke5 46.a7 h5 47.Ba6 f4+ 
48.Kg2 g4 49.Bb7 Kd4 50.a8=Q Nxa8 51.Bxa8 Kd3 52.Bc6 h4 53.Bd7 h3+ 54.Kh2 
g3+ 55.Kxh3 Ke2 56.Bg4+ 1-0

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "11"]
[White "Serrat, Marcelo"]
[Black "Garcia, Alvaro"]
[Result "1/2-1/2"]
[ECO "C13"]
[EventDate "1981.??.??"]
[PlyCount "170"]

1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Nfd7 6.h4 a6 7.Qg4 f6 8.Bf4 g6 9.
Nf3 f5 10.Qg3 Rg8 11.Nxd5 exd5 12.e6 Nf6 13.Bxc7 Ne4 14.Bxd8 Nxg3 15.Bxe7 
Nxh1 16.Bg5 Bxe6 17.g3 Nc6 18.c3 Kd7 19.Bg2 Nxg3 20.fxg3 Rge8 21.Kd2 Bg8 
22.Bf4 Re6 23.Ne5+ Nxe5 24.dxe5 Rc6 25.Ke3 Rac8 26.Rd1 Rc5 27.Rd3 b5 28.
Ke2 b4 29.cxb4 Rc2+ 30.Rd2 R8c4 31.a3 Kc6 32.Kd3 Rxd2+ 33.Bxd2 Kd7 34.b3 
Rc8 35.Bc3 d4 36.Kxd4 Bxb3 37.Bf1 Kc6 38.Bxa6 Ra8 39.b5+ Kb6 40.Bb4 Rd8+ 
41.Bd6 h6 42.Kc3 Be6 43.Kb4 g5 44.Bc5+ Kc7 45.b6+ Kc6 46.b7 f4 47.gxf4 
gxf4 48.Bd6 Kb6 49.b8=Q+ Rxb8 50.Bxb8 Kxa6 51.Kc3 Kb7 52.Bd6 Kc6 53.Kd4 f3
54.Ke3 Bd5 55.Bf8 h5 56.Bh6 Kd7 57.Bf4 Bc6 58.Bg3 Ke6 59.Kf4 Ke7 60.Bf2 
Ke6 61.Bc5 Kd5 62.Be3 Ke6 63.Bf2 Ke7 64.Kf5 Bd7+ 65.Ke4 Bc6+ 66.Kd4 Ke6 
67.Bg3 Bd7 68.Kc5 f2 69.Bxf2 Kxe5 70.Bd4+ Ke6 71.Bf2 Be8 72.Kb4 Kd5 73.a4 
Kc6 74.a5 Kb7 75.Kc5 Ba4 76.Kd6 Ka6 77.Bb6 Bd1 78.Ke5 Bg4 79.Kf6 Kb7 80.
Kg7 Ka6 81.Kh8 Kb7 82.Kg7 Bd1 83.Kf6 Ka6 84.Ke5 Kb7 85.Kd4 Ka6 1/2-1/2

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "11"]
[White "Trindade, Sandro Heleno"]
[Black "Almada, Enrique"]
[Result "1/2-1/2"]
[ECO "B07"]
[EventDate "1981.??.??"]
[PlyCount "50"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f3 c6 5.Be3 Qb6 6.Qc1 Bg7 7.Bc4 Nbd7 8.e5 Nd5 
9.exd6 Nxc3 10.bxc3 exd6 11.Bf4 O-O 12.Bxd6 Re8+ 13.Ne2 Bxd4 14.cxd4 Qxd4 
15.Bxf7+ Kxf7 16.Qf4+ Qxf4 17.Bxf4 b6 18.Kf2 Ba6 19.Nc3 Nf6 20.Rad1 Rad8 
21.Bc7 Rxd1 22.Rxd1 Re7 23.Bf4 Rd7 24.Rxd7+ Nxd7 25.Ne4 h5 1/2-1/2

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "12"]
[White "Almada, Enrique"]
[Black "Delgado, Felipe"]
[Result "1-0"]
[ECO "D13"]
[EventDate "1981.??.??"]
[PlyCount "105"]

1.d4 c5 2.c3 cxd4 3.cxd4 d5 4.Nc3 Nf6 5.Nf3 e6 6.Bf4 a6 7.e3 Nc6 8.a3 Bd6 
9.Bg3 Bxg3 10.hxg3 Bd7 11.Bd3 Rc8 12.Rc1 Na5 13.Nd2 Nc4 14.Nxc4 dxc4 15.
Bb1 Bc6 16.f3 Qa5 17.Kf2 h5 18.Qe2 b5 19.Na2 Qb6 20.Rhd1 Rd8 21.Qc2 Bb7 
22.b3 cxb3 23.Qxb3 Bd5 24.Qb2 h4 25.gxh4 Rxh4 26.Rh1 Rxh1 27.Rxh1 Qd6 28.
Qb4 Qxb4 29.axb4 Ke7 30.Rc1 Bc4 31.Nc3 Nd7 32.Be4 Nb8 33.f4 Rd6 34.Bf3 Nc6
35.Bxc6 Rxc6 36.Ne4 Bd5 37.Nc5 Rc8 38.Ra1 Ra8 39.Rxa6 Rxa6 40.Nxa6 Kf6 41.
g4 Ke7 42.Nc5 Kd6 43.e4 Ba2 44.Kg3 Bb1 45.Kh4 Bxe4 46.Nxe4+ Kd5 47.Ng5 f6 
48.Nxe6 Kxe6 49.Kh5 Kd5 50.Kg6 Kc4 51.Kxg7 Kxb4 52.g5 fxg5 53.f5 1-0

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "12"]
[White "Garcia, Alvaro"]
[Black "Garbarino, Rodolfo"]
[Result "0-1"]
[ECO "A37"]
[EventDate "1981.??.??"]
[PlyCount "78"]

1.Nf3 c5 2.g3 Nc6 3.Bg2 g6 4.O-O Bg7 5.c4 e5 6.Nc3 Nge7 7.b3 O-O 8.Qc2 d6 
9.Bb2 h6 10.Rad1 Bf5 11.Qc1 Qd7 12.Rfe1 Rab8 13.a3 Na5 14.e4 Bg4 15.Qc2 
Nac6 16.Rb1 f5 17.Qd3 f4 18.Ba1 Rf7 19.b4 Nd4 20.Nxd4 cxd4 21.Nd5 f3 22.
Nxe7+ Qxe7 23.Bf1 Qd7 24.Rec1 Kh7 25.c5 h5 26.cxd6 Qxd6 27.Qc4 Qf6 28.h3 
Be6 29.Qd3 Bh6 30.Kh2 h4 31.Rc5 Bf8 32.Rbc1 Bxc5 33.Rxc5 hxg3+ 34.fxg3 Rc8
35.Bb2 Rxc5 36.bxc5 Rc7 37.Qb5 Bd7 38.Qb3 Qe6 39.Bc4 Qxh3+ 0-1

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "12"]
[White "Santacruz, Francisco"]
[Black "Serrat, Marcelo"]
[Result "1/2-1/2"]
[ECO "B22"]
[EventDate "1981.??.??"]
[PlyCount "24"]

1.d4 c5 2.e4 cxd4 3.c3 d5 4.exd5 Qxd5 5.cxd4 e5 6.dxe5 Qxe5+ 7.Qe2 Qxe2+ 
8.Bxe2 Nf6 9.Nf3 Bb4+ 10.Nbd2 O-O 11.O-O Re8 12.Re1 Bg4 1/2-1/2

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "12"]
[White "Tempone, Marcelo"]
[Black "Trindade, Sandro Heleno"]
[Result "0-1"]
[ECO "A25"]
[EventDate "1981.??.??"]
[PlyCount "74"]

1.g3 g6 2.Bg2 Bg7 3.c4 e5 4.Nc3 Nc6 5.e3 d6 6.Nge2 Nf6 7.O-O O-O 8.d3 Bf5 
9.a3 Qd7 10.Nd5 Bh3 11.Nec3 Bxg2 12.Kxg2 Ne8 13.Qb3 Nd8 14.Qa4 Qxa4 15.
Nxa4 c6 16.Ndc3 Nf6 17.Bd2 Ne6 18.Rac1 Rfd8 19.Ne2 d5 20.c5 d4 21.e4 Nd7 
22.b4 b5 23.Nb2 f5 24.f4 fxe4 25.dxe4 Nf6 26.Kf3 d3 27.Nc3 Nd4+ 28.Kg2 Nb3
29.Rcd1 Ng4 30.f5 Nxd2 31.Rxd2 Ne3+ 32.Kf2 Nxf1 33.Kxf1 gxf5 34.exf5 e4 
35.Nxe4 Bxb2 36.Rxb2 Rd4 37.Nd6 d2 0-1

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "12"]
[White "Toro, Bernardo"]
[Black "Rodas, Pablo"]
[Result "1-0"]
[ECO "E88"]
[EventDate "1981.??.??"]
[PlyCount "111"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 O-O 5.Be3 d6 6.f3 e5 7.d5 c6 8.Bd3 cxd5 9.
cxd5 Ne8 10.Qd2 Nd7 11.Nge2 a5 12.O-O Nc5 13.Bc2 Bd7 14.a3 a4 15.Nc1 Qa5 
16.Nd3 Nc7 17.Rac1 b6 18.Rfd1 f5 19.Nb4 Nb5 20.Nc6 Bxc6 21.dxc6 Nd4 22.Rb1
Kh8 23.Bxd4 exd4 24.Nd5 Qb5 25.Nc7 Qxc6 26.Nxa8 fxe4 27.Bxe4 d5 28.Bd3 
Qxa8 29.Re1 Qd8 30.Rbd1 Qh4 31.Qe2 Qf4 32.Qd2 Qxd2 33.Rxd2 Bh6 34.Rdd1 
Be3+ 35.Kh1 Kg7 36.Bb5 Rd8 37.g3 Kf6 38.Kg2 Ke5 39.Bd3 Rc8 40.f4+ Kd6 41.
Kf3 Rc7 42.Rxe3 dxe3 43.Bc4 Nb3 44.Rxd5+ Ke7 45.Bxb3 axb3 46.Re5+ Kd6 47.
Rxe3 b5 48.Rd3+ Ke6 49.Rxb3 Rc5 50.h4 Kd6 51.Rd3+ Ke6 52.Re3+ Kd6 53.Re5 
Rxe5 54.fxe5+ Kxe5 55.Ke3 Kf5 56.b3 1-0

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "13"]
[White "Delgado, Felipe"]
[Black "Tempone, Marcelo"]
[Result "0-1"]
[ECO "B14"]
[EventDate "1981.??.??"]
[PlyCount "40"]

1.e4 c6 2.c4 d5 3.exd5 cxd5 4.d4 Nf6 5.Nc3 e6 6.Bg5 Be7 7.Nf3 O-O 8.Bd3 
dxc4 9.Bxc4 Nbd7 10.O-O Nb6 11.Bd3 Nbd5 12.Re1 b6 13.Rc1 Bb7 14.Ne4 Nxe4 
15.Bxe7 Nxe7 16.Bxe4 Bxe4 17.Rxe4 Qd5 18.Rh4 Ng6 19.Rh3 Rac8 20.b3 Nf4 0-1

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "13"]
[White "Garbarino, Rodolfo"]
[Black "Santacruz, Francisco"]
[Result "1/2-1/2"]
[ECO "B80"]
[EventDate "1981.??.??"]
[PlyCount "20"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.g3 d6 7.Bg2 Bd7 8.O-O a6
9.Re1 Be7 10.Nxc6 Bxc6 1/2-1/2

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "13"]
[White "Machado, Hermes Amilcar"]
[Black "Toro, Bernardo"]
[Result "1/2-1/2"]
[ECO "A03"]
[EventDate "1981.??.??"]
[PlyCount "91"]

1.f4 Nf6 2.Nf3 d5 3.e3 g6 4.b3 Bg7 5.Bb2 O-O 6.Bd3 c5 7.O-O Nc6 8.Nc3 a6 
9.a3 b5 10.a4 b4 11.Ne2 Bg4 12.Ng3 e5 13.fxe5 Nd7 14.Be2 Bxf3 15.gxf3 
Ndxe5 16.Rb1 Ra7 17.f4 Nd7 18.Bxg7 Kxg7 19.Bf3 Nf6 20.c4 bxc3 21.dxc3 Rd7 
22.b4 Qe7 23.Qd2 Rb8 24.bxc5 Rxb1 25.Rxb1 Qxc5 26.Ne2 Re7 27.Nd4 Nxd4 28.
cxd4 Qa3 29.Kf2 Qxa4 30.Rb2 Rc7 31.Ra2 Qb3 32.Qb2 Qd3 33.Qe2 Qf5 34.Qxa6 
Qh3 35.Qf1 Qxh2+ 36.Qg2 Qxg2+ 37.Kxg2 Rb7 38.Ra5 Rd7 39.Kf2 h5 40.Ke2 Kf8 
41.Kf2 Ke7 42.Kg3 Ke6 43.Kh4 Rb7 44.Kg5 Nh7+ 45.Kh6 Nf6 46.Kg5 1/2-1/2

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "13"]
[White "Reyes, Juan"]
[Black "Navas, Norman"]
[Result "1-0"]
[ECO "B31"]
[EventDate "1981.??.??"]
[PlyCount "95"]

1.e4 c5 2.Nf3 Nc6 3.Bb5 g6 4.O-O Bg7 5.c3 Nf6 6.e5 Nd5 7.d4 cxd4 8.cxd4 a6
9.Ba4 Nb6 10.Bb3 d5 11.h3 O-O 12.Re1 Na5 13.Bc2 Bd7 14.b3 Rc8 15.Bf4 Nc6 
16.a3 Na7 17.Nbd2 Nb5 18.Nf1 Na8 19.a4 Nbc7 20.Rc1 Ne6 21.Be3 b5 22.axb5 
Bxb5 23.N1h2 Nb6 24.Qd2 Qd7 25.Bh6 Rc7 26.Ng4 Rfc8 27.Bxg7 Kxg7 28.h4 Qe8 
29.h5 Nd7 30.g3 Ndf8 31.Kg2 Bd7 32.Rh1 Nf4+ 33.Qxf4 Bxg4 34.Qxg4 Rxc2 35.
hxg6 fxg6 36.Rxc2 Rxc2 37.e6 Qc6 38.Ng5 Rc1 39.Qf4 Rxh1 40.Qf7+ Kh6 41.
Qxf8+ Kxg5 42.Qf4+ Kh5 43.Kxh1 g5 44.Qf7+ Kh6 45.Qxe7 Qc3 46.Qf8+ Kh5 47.
e7 Qe1+ 48.Kh2 1-0

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "13"]
[White "Rodas, Pablo"]
[Black "Garcia, Alvaro"]
[Result "1/2-1/2"]
[ECO "B07"]
[EventDate "1981.??.??"]
[PlyCount "55"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f3 Bg7 5.Be3 O-O 6.Qd2 e5 7.Nge2 Re8 8.d5 Nbd7
9.g4 Nf8 10.Ng3 a6 11.h4 b5 12.h5 b4 13.Nd1 a5 14.hxg6 fxg6 15.Nf2 Qe7 16.
O-O-O Qf7 17.g5 N6d7 18.Ng4 Nb6 19.Be2 Ba6 20.Bxa6 Rxa6 21.Qd3 Raa8 22.
Rdf1 Qe7 23.f4 exf4 24.Rxf4 Nbd7 25.Rhf1 Ne5 26.Qe2 Nxg4 27.Rxg4 Qe5 28.
Rf6 1/2-1/2

[Event "7th Pan-American U20"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "13"]
[White "Serrat, Marcelo"]
[Black "Almada, Enrique"]
[Result "1-0"]
[ECO "B09"]
[EventDate "1981.??.??"]
[PlyCount "49"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 Bg7 5.Nf3 O-O 6.Bd3 Nbd7 7.e5 Ne8 8.Be3 c5 
9.O-O cxd4 10.Bxd4 dxe5 11.fxe5 Nc7 12.Ne4 Ne6 13.c3 Qc7 14.Qd2 Nxe5 15.
Bxe5 Bxe5 16.Nxe5 Qxe5 17.Rae1 Qg7 18.Rf3 Bd7 19.Ng3 Rad8 20.Nf5 gxf5 21.
Rg3 Qxg3 22.hxg3 Bb5 23.Rxe6 Rxd3 24.Qg5+ Kh8 25.Rxe7 1-0

