[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "1"]
[White "Campos Moreno, Javier"]
[Black "Palacios, Antonio"]
[Result "1-0"]
[WhiteElo "2410"]
[BlackElo "2360"]
[ECO "A53"]
[EventDate "1981.09.13"]
[PlyCount "137"]

1.d4 Nf6 2.c4 d6 3.Nc3 Nbd7 4.e4 e5 5.d5 Be7 6.Be3 c6 7.f3 a6 8.Qd2 O-O 9.
Nh3 cxd5 10.cxd5 b5 11.Nf2 Nb6 12.b3 Bd7 13.Be2 Qb8 14.O-O Rc8 15.Rfc1 Bd8
16.a4 bxa4 17.Nxa4 Rxc1+ 18.Qxc1 Nxa4 19.bxa4 Ba5 20.Nd3 Bb6 21.a5 Bxe3+ 
22.Qxe3 Bb5 23.Nc1 Bxe2 24.Nxe2 Nd7 25.Ng3 g6 26.h4 Qa7 27.Nf1 f5 28.exf5 
gxf5 29.Qxa7 Rxa7 30.Ng3 Rb7 31.Nxf5 Rb5 32.Rc1 Rxa5 33.Rc8+ Kf7 34.Nxd6+ 
Ke7 35.Nf5+ Kf6 36.Ne3 Ke7 37.Rc7 Kd6 38.Rc6+ Ke7 39.Nf5+ Kf7 40.Rc7 Rxd5 
41.Ra7 Ke6 42.Ne3 Ra5 43.Kh2 Ra4 44.g4 Ra3 45.Nf5 Rxf3 46.Rxa6+ Kf7 47.
Nh6+ Ke7 48.Nf5+ Kf7 49.Nh6+ Ke7 50.g5 Rd3 51.Nf5+ Kf7 52.Nh6+ Ke7 53.Nf5+
Kf7 54.Ng3 Rb3 55.Rh6 Kg8 56.Re6 Kf7 57.Rh6 Kg8 58.Rd6 Nf8 59.h5 Kf7 60.
Rf6+ Ke8 61.Nf5 Rc3 62.Kg2 Rb3 63.h6 Rb8 64.Kf3 Ng6 65.Ke4 Rb1 66.Ra6 Rg1 
67.Ra7 Rg4+ 68.Kd5 Rxg5 69.Ng7+ 1-0

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "1"]
[White "Debarnot, Roberto Luis"]
[Black "Cifuentes Parada, Roberto"]
[Result "1/2-1/2"]
[WhiteElo "2430"]
[BlackElo "2380"]
[ECO "E39"]
[EventDate "1981.09.13"]
[PlyCount "92"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 c5 5.dxc5 O-O 6.Nf3 Nc6 7.a3 Bxc5 8.b4 
Be7 9.Bf4 d5 10.Rd1 Bd7 11.e4 dxc4 12.Bxc4 Rc8 13.Qe2 Nxb4 14.axb4 Bxb4 
15.Be5 b5 16.Bxb5 Bxc3+ 17.Bxc3 Rxc3 18.Bxd7 Nxd7 19.Qd2 Qa5 20.O-O Nf6 
21.Ra1 Qc5 22.e5 Nd5 23.Ng5 Qc7 24.Qd4 a5 25.Qe4 g6 26.Qh4 h5 27.Ne4 Rc4 
28.Rfe1 Kg7 29.Qg5 a4 30.Ng3 Rh8 31.Ne4 Qe7 32.Qd2 Rb8 33.Nd6 Rcb4 34.Ra3 
Rb1 35.g3 R8b2 36.Qa5 Nb4 37.Ra1 Rxe1+ 38.Rxe1 Nc2 39.Rc1 a3 40.Qc5 a2 41.
Nf5+ exf5 42.Qxe7 Rb1 43.Qf6+ Kg8 44.Qd8+ Kh7 45.Qe7 Rxc1+ 46.Kg2 Kg7 
1/2-1/2

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "1"]
[White "Dienavorian Lacherian, Manuel"]
[Black "Narvaez, Jose"]
[Result "1/2-1/2"]
[WhiteElo "2310"]
[ECO "D63"]
[EventDate "1981.09.13"]
[PlyCount "51"]

1.Nf3 Nf6 2.d4 e6 3.Bg5 Be7 4.e3 d5 5.c4 Nbd7 6.Nc3 O-O 7.Rc1 h6 8.Bh4 b6 
9.cxd5 exd5 10.Bd3 Bb7 11.O-O c5 12.Qe2 Ne4 13.Bxe7 Qxe7 14.Ba6 Ndf6 15.h3
Nxc3 16.Rxc3 cxd4 17.Nxd4 Ne4 18.Ra3 Bxa6 19.Rxa6 Rfc8 20.Ra3 Rc4 21.Rd3 
Rac8 22.Rfd1 g6 23.a3 Nc5 24.R3d2 Ne4 25.Rd3 Nc5 26.R3d2 1/2-1/2

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "1"]
[White "Franco Ocampos, Zenon"]
[Black "Quinteros, Miguel Angel"]
[Result "1/2-1/2"]
[WhiteElo "2370"]
[BlackElo "2520"]
[ECO "B53"]
[EventDate "1981.09.13"]
[PlyCount "49"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Qxd4 Nc6 5.Bb5 Bg4 6.Qa4 Bd7 7.c4 Nf6 8.Nc3 
e6 9.O-O Be7 10.Bf4 a6 11.Bxc6 Bxc6 12.Qc2 Qa5 13.Rfd1 Qc5 14.Qd3 Rd8 15.
a3 Qh5 16.Re1 O-O 17.Nd5 Nxd5 18.exd5 Bd7 19.dxe6 fxe6 20.Bg3 b5 21.Rad1 
e5 22.c5 dxc5 23.Qd5+ Rf7 24.Qb7 Bf6 25.Qb6 1/2-1/2

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "1"]
[White "Rubinetti, Jorge Alberto"]
[Black "Van Riemsdijk, Herman Claudius"]
[Result "1/2-1/2"]
[WhiteElo "2415"]
[BlackElo "2390"]
[ECO "C55"]
[EventDate "1981.09.13"]
[PlyCount "30"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d3 Be7 5.Bb3 O-O 6.O-O h6 7.Re1 Re8 8.c3 Bf8
9.Nbd2 d6 10.Nf1 Be6 11.Ba4 Bd7 12.Ng3 a6 13.d4 b5 14.Bc2 g6 15.h3 Bg7 
1/2-1/2

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "2"]
[White "Cifuentes Parada, Roberto"]
[Black "Dienavorian Lacherian, Manuel"]
[Result "1-0"]
[WhiteElo "2380"]
[BlackElo "2310"]
[ECO "B17"]
[EventDate "1981.09.13"]
[PlyCount "33"]

1.e4 c6 2.d4 d5 3.Nd2 dxe4 4.Nxe4 Nd7 5.Nf3 Ngf6 6.Nxf6+ Nxf6 7.Ne5 Bf5 8.
c3 e6 9.g4 Bg6 10.h4 Bd6 11.Qe2 Bxe5 12.dxe5 Qd5 13.Rh3 Nd7 14.h5 Be4 15.
f3 Bxf3 16.Rxf3 Nxe5 17.Re3 1-0

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "2"]
[White "Narvaez, Jose"]
[Black "Campos Moreno, Javier"]
[Result "0-1"]
[BlackElo "2410"]
[ECO "D03"]
[EventDate "1981.09.13"]
[PlyCount "86"]

1.d4 Nf6 2.Nf3 e6 3.Bg5 c5 4.e3 d5 5.Bd3 c4 6.Be2 Qb6 7.b3 Ne4 8.O-O c3 9.
Qd3 Qa5 10.Bh4 b6 11.Qb5+ Qxb5 12.Bxb5+ Bd7 13.Bd3 f6 14.Ne1 g5 15.Bg3 f5 
16.Be2 Nc6 17.Nd3 Bg7 18.Be5 Nxe5 19.Nxe5 Rc8 20.Rd1 Ke7 21.a4 Rc7 22.Na3 
Be8 23.Rd3 Kd6 24.f4 Nd2 25.Nf3 Nxf3+ 26.Bxf3 gxf4 27.exf4 a6 28.Be2 Bd7 
29.Rdd1 Ra8 30.Kf2 Ke7 31.Ke3 Kf6 32.h3 Bf8 33.Rg1 Bb4 34.g4 fxg4 35.hxg4 
Be8 36.Bd3 Bg6 37.Rh1 Rca7 38.f5 exf5 39.gxf5 Re7+ 40.Kf4 Bd6+ 41.Kg4 Re3 
42.Raf1 h5+ 43.Kh4 Bf7 0-1

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "2"]
[White "Quinteros, Miguel Angel"]
[Black "Rubinetti, Jorge Alberto"]
[Result "1-0"]
[WhiteElo "2520"]
[BlackElo "2415"]
[ECO "A09"]
[EventDate "1981.09.13"]
[PlyCount "79"]

1.Nf3 d5 2.c4 d4 3.e3 Nc6 4.d3 e5 5.Be2 Bb4+ 6.Nbd2 dxe3 7.fxe3 Nf6 8.a3 
Bxd2+ 9.Nxd2 Bf5 10.Qc2 e4 11.d4 h5 12.O-O Bg6 13.Qc3 Qe7 14.b4 h4 15.b5 
Nd8 16.a4 Nh5 17.d5 Qg5 18.Bxh5 Rxh5 19.Rf4 h3 20.g3 f6 21.Nxe4 Qe5 22.Bb2
Qxe4 23.Rxe4+ Bxe4 24.Qd4 Re5 25.Qd1 Rg5 26.Qd4 Re5 27.Qc5 Ne6 28.Qa3 Ng5 
29.Bxe5 Nf3+ 30.Kf2 Nxe5 31.Rd1 Nf3 32.d6 Nxh2 33.d7+ Kf7 34.d8=Q Ng4+ 35.
Ke2 Rxd8 36.Rxd8 Ne5 37.Rh8 Bd3+ 38.Kf2 Bf5 39.Qf8+ Kg6 40.Qe8+ 1-0

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "2"]
[White "Sunye Neto, Jaime"]
[Black "Franco Ocampos, Zenon"]
[Result "0-1"]
[WhiteElo "2475"]
[BlackElo "2370"]
[ECO "D42"]
[EventDate "1981.09.13"]
[PlyCount "88"]

1.Nf3 c5 2.c4 Nf6 3.Nc3 Nc6 4.e3 e6 5.d4 d5 6.cxd5 Nxd5 7.Bd3 cxd4 8.exd4 
Be7 9.O-O O-O 10.Bb1 b6 11.Qd3 g6 12.a3 Bb7 13.Ba2 Nxc3 14.bxc3 Bf6 15.Re1
Rc8 16.Nd2 Nxd4 17.Ne4 Rxc3 18.Qxc3 Bxe4 19.Qc4 Bd5 20.Qd3 Ne2+ 21.Qxe2 
Bxa1 22.Rd1 Bg7 23.Bxd5 exd5 24.Qf3 d4 25.Bb2 Qd7 26.g3 Rd8 27.Rd3 Qd5 28.
Qd1 Qe4 29.h4 h5 30.Kh2 Be5 31.Kg1 Re8 32.Qb3 Rd8 33.Qd1 b5 34.Qb3 a5 35.
Qd1 Rb8 36.Qb3 a4 37.Qd1 b4 38.axb4 Rxb4 39.Rd2 Rb3 40.Re2 Qd5 41.Qa1 Qb5 
42.Rc2 a3 43.Bc1 Qd3 44.Qa2 Kg7 0-1

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "2"]
[White "Van Riemsdijk, Herman Claudius"]
[Black "Debarnot, Roberto Luis"]
[Result "1/2-1/2"]
[WhiteElo "2390"]
[BlackElo "2430"]
[ECO "C14"]
[EventDate "1981.09.13"]
[PlyCount "24"]

1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Nfd7 6.Bxe7 Qxe7 7.Qg4 f5 8.Qg3 
O-O 9.f4 c5 10.Nf3 Nc6 11.Qf2 a6 12.Be2 b5 1/2-1/2

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "3"]
[White "Campos Moreno, Javier"]
[Black "Cifuentes Parada, Roberto"]
[Result "1/2-1/2"]
[WhiteElo "2410"]
[BlackElo "2380"]
[ECO "D13"]
[EventDate "1981.09.13"]
[PlyCount "31"]

1.d4 d5 2.c4 c6 3.Nc3 Nf6 4.cxd5 cxd5 5.Nf3 e6 6.Bf4 Qb6 7.Rb1 Bd7 8.e3 
Be7 9.Bd3 O-O 10.O-O Rc8 11.Ne5 Be8 12.Bg5 Nc6 13.a3 Qd8 14.Nxc6 Rxc6 15.
Qe2 a6 16.Rfe1 1/2-1/2

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "3"]
[White "Debarnot, Roberto Luis"]
[Black "Quinteros, Miguel Angel"]
[Result "1/2-1/2"]
[WhiteElo "2430"]
[BlackElo "2520"]
[ECO "E91"]
[EventDate "1981.09.13"]
[PlyCount "113"]

1.c4 g6 2.Nf3 Bg7 3.d4 d6 4.Nc3 Nf6 5.e4 O-O 6.Be2 c5 7.O-O Nc6 8.d5 Na5 
9.h3 e5 10.a3 b6 11.b4 Nb7 12.Ne1 Ne8 13.Nd3 f5 14.f3 f4 15.Rf2 h5 16.Bf1 
g5 17.Be2 Rf7 18.Rf1 Bf8 19.Nf2 Rg7 20.Rb1 Nf6 21.Bd2 Rg6 22.Be1 Qd7 23.
Rb2 Qg7 24.Nb5 Kh8 25.a4 a5 26.bxa5 bxa5 27.Bc3 Nd8 28.Qd2 g4 29.fxg4 Kh7 
30.Bxa5 hxg4 31.hxg4 Nb7 32.Bc3 Rxa4 33.Ra2 Rxa2 34.Qxa2 Bxg4 35.Bxg4 Nxg4
36.Nxg4 Rxg4 37.Qe2 Be7 38.Nc7 Nd8 39.Be1 Qg6 40.Rf3 Kg8 41.Rh3 f3 42.Qxf3
Rxe4 43.Bd2 Rg4 44.Kh2 Bh4 45.Qf1 Qc2 46.Ne6 Nf7 47.Ra3 Qxd2 48.Ra8+ Bd8 
49.Rxd8+ Nxd8 50.Qf8+ Kh7 51.Qe7+ Kg6 52.Nf8+ Kf5 53.Qh7+ Kf4 54.Qh6+ Rg5 
55.Qh4+ Kf5 56.Qh7+ Kf4 57.Qh4+ 1/2-1/2

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "3"]
[White "Dienavorian Lacherian, Manuel"]
[Black "Van Riemsdijk, Herman Claudius"]
[Result "1/2-1/2"]
[WhiteElo "2310"]
[BlackElo "2390"]
[ECO "D02"]
[EventDate "1981.09.13"]
[PlyCount "46"]

1.Nf3 d5 2.d4 Nc6 3.Bf4 e6 4.e3 Bd6 5.Bg3 Nge7 6.c4 O-O 7.Nc3 Ng6 8.Rc1 a6
9.cxd5 exd5 10.Bxd6 Qxd6 11.g3 Nce7 12.Bg2 Rd8 13.O-O Nf8 14.Ne1 Bf5 15.
Nd3 Ne6 16.a3 a5 17.Na4 b6 18.Nc3 Rac8 19.Ne5 c5 20.Nb5 Qb8 21.Qh5 Bg6 22.
Nxg6 hxg6 23.Qe2 cxd4 1/2-1/2

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "3"]
[White "Palacios, Antonio"]
[Black "Narvaez, Jose"]
[Result "1/2-1/2"]
[WhiteElo "2360"]
[ECO "A04"]
[EventDate "1981.09.13"]
[PlyCount "91"]

1.Nf3 c5 2.g3 g6 3.Bg2 Bg7 4.e4 Nc6 5.O-O e5 6.c3 Nge7 7.Na3 d5 8.exd5 
Nxd5 9.d4 cxd4 10.cxd4 exd4 11.Nb5 Nde7 12.Bf4 O-O 13.Nc7 Nd5 14.Nxa8 Nxf4
15.gxf4 Bg4 16.h3 Bf5 17.Re1 Qd6 18.Qb3 Rxa8 19.Ng5 Rf8 20.Re8 Qd7 21.
Rxf8+ Bxf8 22.Re1 Kg7 23.Ne4 Be6 24.Qb5 Qc7 25.Ng5 Bf5 26.Re8 Qxf4 27.Nf3 
Qc1+ 28.Re1 Qc5 29.Qxb7 d3 30.b4 Qc3 31.Rd1 Qc2 32.Rf1 d2 33.Nxd2 Qxd2 34.
Qxc6 Bxb4 35.Qd5 Qf4 36.Rd1 Bc3 37.Qd6 Be5 38.Qd5 Bxh3 39.Bxh3 Qh2+ 40.Kf1
Qxh3+ 41.Ke2 Qg4+ 42.Kf1 Qh3+ 43.Ke2 Qg4+ 44.Kf1 Bf6 45.Rb1 Qf4 46.Rb3 
1/2-1/2

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "3"]
[White "Rubinetti, Jorge Alberto"]
[Black "Sunye Neto, Jaime"]
[Result "0-1"]
[WhiteElo "2415"]
[BlackElo "2475"]
[ECO "B90"]
[EventDate "1981.09.13"]
[PlyCount "115"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.a4 e5 7.Nde2 Be6 8.f4 Be7
9.f5 Bd7 10.Ng3 Bc6 11.Bc4 Nbd7 12.Nh5 O-O 13.O-O Nxh5 14.Qxh5 Nf6 15.Qf3 
b5 16.axb5 axb5 17.Rxa8 Bxa8 18.Bxb5 Bxe4 19.Nxe4 Qb6+ 20.Kh1 Qxb5 21.Nc3 
Qc4 22.b3 Qc5 23.Bg5 Rc8 24.Bxf6 Bxf6 25.Ne4 Qxc2 26.Nxd6 Rb8 27.b4 Qd2 
28.Rd1 Qxb4 29.Qd5 Qb3 30.Qxb3 Rxb3 31.Kg1 Be7 32.Ne4 Re3 33.Nf2 f6 34.Kf1
g6 35.Rd7 Kf7 36.Ng4 Re4 37.Nh6+ Ke8 38.Rb7 gxf5 39.g3 f4 40.Nf5 Bf8 41.
Rxh7 Rb4 42.Nh4 Bc5 43.Rc7 Bd6 44.Rc6 Kd7 45.Ra6 Ke6 46.Kg2 f5 47.Nxf5 
Kxf5 48.gxf4 Rb2+ 49.Kf1 Bc5 50.fxe5 Kxe5 51.Ra5 Kd4 52.h4 Rc2 53.Ra8 Kd3 
54.Rc8 Ke3 55.Re8+ Kf3 56.h5 Be3 57.Rf8+ Bf4 58.Re8 0-1

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "4"]
[White "Cifuentes Parada, Roberto"]
[Black "Palacios, Antonio"]
[Result "1-0"]
[WhiteElo "2380"]
[BlackElo "2360"]
[ECO "B73"]
[EventDate "1981.09.13"]
[PlyCount "89"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.Be2 O-O 8.f4 
Nc6 9.O-O Qb6 10.Qd3 Qxb2 11.Rab1 Qa3 12.Nxc6 bxc6 13.Nd5 Qxd3 14.Nxe7+ 
Kh8 15.cxd3 Ng4 16.Bxg4 Bxg4 17.Rf2 Rfb8 18.Rc1 c5 19.f5 gxf5 20.h3 f4 21.
Bxf4 Be6 22.Bxd6 Bd4 23.Bxb8 Rxb8 24.Nc6 Bxf2+ 25.Kxf2 Rb2+ 26.Kf3 f5 27.
Rxc5 fxe4+ 28.dxe4 Rxa2 29.Nd4 Bf7 30.Rc7 Kg8 31.Nf5 Bg6 32.Nh6+ Kf8 33.h4
Ra4 34.Nf5 Bxf5 35.exf5 Rxh4 36.Rxa7 h6 37.g4 Rh1 38.Kf4 Kg8 39.f6 Rf1+ 
40.Ke5 Rf2 41.Ke6 Re2+ 42.Kf5 Rg2 43.Rg7+ Kh8 44.g5 Rg1 45.g6 1-0

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "4"]
[White "Franco Ocampos, Zenon"]
[Black "Rubinetti, Jorge Alberto"]
[Result "1-0"]
[WhiteElo "2370"]
[BlackElo "2415"]
[ECO "C92"]
[EventDate "1981.09.13"]
[PlyCount "84"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.h3 Bb7
9.c3 d6 10.d4 Re8 11.Nbd2 Bf8 12.dxe5 Nxe5 13.Nxe5 Rxe5 14.f3 Qe8 15.Bc2 
Rd8 16.Qe2 Nh5 17.Nf1 f5 18.f4 Re7 19.e5 g6 20.Bb3+ Kh8 21.Be3 Bg7 22.exd6
Nxf4 23.Qf2 Rxe3 24.Rxe3 Qc6 25.dxc7 Rf8 26.Bd1 Qxc7 27.Bf3 Nd5 28.Rd3 Nf6
29.Bxb7 Qxb7 30.Rad1 Ne4 31.Qf3 Bh6 32.Rd7 Qb6+ 33.Kh2 Bg7 34.Qe3 Qb8+ 35.
Kg1 a5 36.Qa7 Qxa7+ 37.Rxa7 a4 38.a3 Rb8 39.Rdd7 Bf8 40.Rab7 Bc5+ 41.Kh2 
Rxb7 42.Rxb7 Nd6 1-0

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "4"]
[White "Quinteros, Miguel Angel"]
[Black "Dienavorian Lacherian, Manuel"]
[Result "1-0"]
[WhiteElo "2520"]
[BlackElo "2310"]
[ECO "A07"]
[EventDate "1981.09.13"]
[PlyCount "77"]

1.Nf3 d5 2.g3 Nf6 3.Bg2 c6 4.d3 Bf5 5.Nh4 Bg6 6.Nd2 e6 7.Nxg6 hxg6 8.e3 
Be7 9.b3 a5 10.a3 Na6 11.Bb2 Nc5 12.Qe2 Qc7 13.f4 Ncd7 14.Nf3 Qb6 15.O-O 
O-O 16.Kh1 a4 17.b4 c5 18.c3 Rfc8 19.e4 cxb4 20.cxb4 Qd8 21.e5 Nh7 22.g4 
Rc7 23.Nd4 Rac8 24.Rae1 Bh4 25.Rd1 Be7 26.Rd2 Ndf8 27.Nb5 Rd7 28.Qd1 Qe8 
29.g5 Rdd8 30.Nd4 Ra8 31.h4 Rdc8 32.h5 gxh5 33.Qxh5 g6 34.Qh4 Nd7 35.Bf3 
Qd8 36.Rh2 Ndf8 37.Rg1 Rc7 38.Kg2 Rac8 39.Kg3 1-0

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "4"]
[White "Sunye Neto, Jaime"]
[Black "Debarnot, Roberto Luis"]
[Result "1-0"]
[WhiteElo "2475"]
[BlackElo "2430"]
[ECO "A36"]
[EventDate "1981.09.13"]
[PlyCount "97"]

1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.e3 b6 6.Nge2 Bb7 7.d4 Na5 8.Bxb7 
Nxb7 9.e4 cxd4 10.Nxd4 Nd6 11.b3 f5 12.exf5 Nxf5 13.Nce2 Nxd4 14.Nxd4 Nf6 
15.O-O O-O 16.Re1 Re8 17.Bb2 a6 18.Qf3 Ra7 19.Rad1 Qc8 20.Nc2 Rc7 21.Nb4 
b5 22.Bxf6 Bxf6 23.Nd5 Rc6 24.cxb5 axb5 25.Nxf6+ Rxf6 26.Qd5+ Kf8 27.Qxd7 
Qxd7 28.Rxd7 Kf7 29.Rb7 Rf5 30.h4 h5 31.Kg2 Rc5 32.Re3 Rf5 33.Ra7 Kf6 34.
a4 bxa4 35.bxa4 e6 36.Ra6 Re5 37.Rxe5 Kxe5 38.Rb6 Rc8 39.Rb2 Ra8 40.Rb5+ 
Kf6 41.a5 Ra6 42.Kf3 Rc6 43.Rb3 Ra6 44.Ra3 Kf5 45.Ke3 Ke5 46.Kd3 Kd5 47.
Ra1 Kc5 48.Ke4 Kd6 49.Kd4 1-0

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "4"]
[White "Van Riemsdijk, Herman Claudius"]
[Black "Campos Moreno, Javier"]
[Result "0-1"]
[WhiteElo "2390"]
[BlackElo "2410"]
[ECO "B47"]
[EventDate "1981.09.13"]
[PlyCount "82"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Qc7 6.g3 a6 7.Bg2 Nf6 8.O-O 
Be7 9.Re1 Nxd4 10.Qxd4 Bc5 11.Bf4 d6 12.Qd1 e5 13.Be3 Be6 14.Bxc5 Qxc5 15.
Qd2 Rc8 16.Rad1 Ke7 17.Nd5+ Bxd5 18.exd5 Qxc2 19.Qb4 Nd7 20.Bh3 Qc4 21.Qd2
h6 22.b3 Qc5 23.Qf4 Rc7 24.Bxd7 Rxd7 25.b4 Qb6 26.Qg4 g5 27.Re3 Rg8 28.Rf3
Qc7 29.Qf5 Ke8 30.Qh7 Rf8 31.Qxh6 Qc2 32.Rfd3 Rg8 33.R3d2 Qc4 34.a3 Ke7 
35.Qh7 Rg6 36.Rd3 Rf6 37.Qh5 g4 38.Qg5 Rc7 39.Re3 Qc2 40.Rde1 Qxf2+ 41.Kh1
Rc2 0-1

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "5"]
[White "Debarnot, Roberto Luis"]
[Black "Palacios, Antonio"]
[Result "0-1"]
[WhiteElo "2430"]
[BlackElo "2360"]
[ECO "E63"]
[EventDate "1981.09.13"]
[PlyCount "57"]

1.d4 Nf6 2.c4 g6 3.Nf3 Bg7 4.g3 O-O 5.Bg2 d6 6.O-O Nc6 7.Nc3 a6 8.h3 Rb8 
9.Be3 e6 10.Rc1 Ne7 11.Rc2 b5 12.Qd3 Bb7 13.Nd2 Bxg2 14.Kxg2 Qd7 15.f3 h6 
16.a3 g5 17.Bf2 Ng6 18.e3 c6 19.Ne2 e5 20.cxb5 axb5 21.dxe5 Nxe5 22.Qb3 c5
23.e4 Rfe8 24.f4 Ng6 25.Qf3 gxf4 26.gxf4 Nxe4 27.Nxe4 Qf5 28.N2g3 Nh4+ 29.
Kh1 0-1

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "5"]
[White "Dienavorian Lacherian, Manuel"]
[Black "Campos Moreno, Javier"]
[Result "0-1"]
[WhiteElo "2310"]
[BlackElo "2410"]
[ECO "D34"]
[EventDate "1981.09.13"]
[PlyCount "126"]

1.Nf3 c5 2.c4 Nf6 3.Nc3 e6 4.g3 d5 5.cxd5 exd5 6.d4 Nc6 7.Bg2 Be7 8.O-O 
O-O 9.Bg5 c4 10.Ne5 Be6 11.Nxc6 bxc6 12.b3 Qa5 13.Na4 Rac8 14.e3 c5 15.
Nxc5 Bxc5 16.dxc5 Qxc5 17.Bxf6 gxf6 18.Qf3 Kg7 19.Rfd1 c3 20.Rac1 Rfd8 21.
Rd4 c2 22.Rd2 Qb4 23.Qe2 Bg4 24.Qd3 Bf5 25.Qd4 Qa3 26.Qa1 d4 27.Rxd4 Rxd4 
28.exd4 Qb4 29.h3 Qd2 30.g4 Bg6 31.d5 Rc3 32.Qb2 Qd1+ 33.Kh2 Qd4 34.Kg1 
Rc4 35.Qxd4 Rxd4 36.Bf3 Be4 37.Be2 Rxd5 38.Kf1 Kf8 39.f3 Bg6 40.Kf2 Ke7 
41.h4 h5 42.Ke3 Kd6 43.b4 Bh7 44.a4 hxg4 45.fxg4 Re5+ 46.Kf3 Kd5 47.Bd1 
cxd1=Q+ 48.Rxd1+ Ke6 49.Rd8 Be4+ 50.Kg3 Ke7 51.Rb8 Bc6 52.b5 Bd7 53.Rb7 
Re4 54.Rxa7 Rxg4+ 55.Kf3 Rxh4 56.a5 Rh8 57.b6 Rb8 58.Ke4 Kd6 59.Kf4 Be6 
60.Rc7 Ra8 61.b7 Rb8 62.Rxf7 Bxf7 63.a6 Bd5 0-1

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "5"]
[White "Franco Ocampos, Zenon"]
[Black "Cifuentes Parada, Roberto"]
[Result "1-0"]
[WhiteElo "2370"]
[BlackElo "2380"]
[ECO "E12"]
[EventDate "1981.09.13"]
[PlyCount "83"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.Nc3 Bb7 5.a3 d5 6.cxd5 Nxd5 7.e3 Be7 8.Bb5+ c6
9.Bd3 O-O 10.e4 Nxc3 11.bxc3 c5 12.O-O Nc6 13.d5 exd5 14.exd5 Na5 15.c4 b5
16.Rb1 bxc4 17.Bxc4 Qc7 18.Ba2 Rfd8 19.Bd2 Bc8 20.Re1 Nb7 21.Qa4 Bf5 22.
Qc6 Rd7 23.Ne5 Qxc6 24.dxc6 Rxd2 25.cxb7 Rb8 26.Nc6 Bxb1 27.Nxb8 Bxa2 28.
Nc6 Rb2 29.Nb4 cxb4 30.b8=Q+ Bf8 31.a4 Be6 32.h4 Rc2 33.Rd1 Rc8 34.Qxa7 b3
35.Qb6 g6 36.a5 Rc2 37.Rd8 b2 38.Qb4 Kg7 39.Qxf8+ Kf6 40.Qh8+ Kf5 41.g4+ 
Kxg4 42.Qd4+ 1-0

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "5"]
[White "Rubinetti, Jorge Alberto"]
[Black "Narvaez, Jose"]
[Result "1-0"]
[WhiteElo "2415"]
[ECO "A28"]
[EventDate "1981.09.13"]
[PlyCount "75"]

1.c4 e5 2.Nc3 Nc6 3.Nf3 Nf6 4.e3 d5 5.cxd5 Nxd5 6.Bb5 Nxc3 7.bxc3 Bd6 8.d4
exd4 9.cxd4 O-O 10.O-O Bg4 11.h3 Bh5 12.Bb2 f5 13.Be2 Kh8 14.Nd2 Bxe2 15.
Qxe2 a5 16.a4 Nb4 17.Nc4 Be7 18.Ne5 Bf6 19.f4 Qd5 20.Rfc1 Bxe5 21.fxe5 c6 
22.Ba3 f4 23.Rc5 Qe4 24.Rxa5 Rxa5 25.Bxb4 f3 26.Qf2 Raa8 27.Bxf8 Rxf8 28.
Rf1 c5 29.gxf3 Qc6 30.dxc5 Qxc5 31.f4 Rd8 32.Kh2 Qb4 33.Qg2 b6 34.Rd1 Rg8 
35.Rd4 Qc3 36.Qd2 Qc8 37.Rd6 Qc7 38.e6 1-0

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "5"]
[White "Sunye Neto, Jaime"]
[Black "Van Riemsdijk, Herman Claudius"]
[Result "1-0"]
[WhiteElo "2475"]
[BlackElo "2390"]
[ECO "A28"]
[EventDate "1981.09.13"]
[PlyCount "63"]

1.c4 Nf6 2.Nc3 e5 3.Nf3 Nc6 4.e3 Be7 5.a3 O-O 6.Qc2 d6 7.h3 Re8 8.g3 h6 9.
d3 Be6 10.Bg2 Qd7 11.b4 Bf8 12.Bb2 a6 13.Kf1 Ne7 14.Kg1 Rab8 15.Kh2 Nh7 
16.Rhd1 f5 17.e4 g6 18.c5 Nc6 19.d4 exd4 20.Nxd4 Nxd4 21.Rxd4 Qf7 22.cxd6 
cxd6 23.Qd2 Nf6 24.exf5 Bxf5 25.Rf4 Kh7 26.g4 d5 27.Nxd5 Nxd5 28.Bxd5 Rbd8
29.gxf5 Qxd5 30.fxg6+ Kxg6 31.Qc2+ Kg5 32.Rg4+ 1-0

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "6"]
[White "Franco Ocampos, Zenon"]
[Black "Dienavorian Lacherian, Manuel"]
[Result "1-0"]
[WhiteElo "2370"]
[BlackElo "2310"]
[ECO "C10"]
[EventDate "1981.09.13"]
[PlyCount "97"]

1.e4 e6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bd7 5.Nf3 Bc6 6.Bd3 Nd7 7.O-O Be7 8.Qe2 
Bxe4 9.Qxe4 c6 10.b3 Ngf6 11.Qe2 O-O 12.Bb2 Nd5 13.Qd2 Qc7 14.c4 Nf4 15.
Bc2 Ng6 16.Rfe1 Bf6 17.Rad1 Rad8 18.Bb1 Rfe8 19.Qc2 Ndf8 20.Rd2 Rd7 21.
Rde2 Red8 22.b4 a5 23.a3 axb4 24.axb4 b5 25.g3 bxc4 26.Qxc4 Qb6 27.Be4 Ne7
28.Rc2 Nd5 29.Rb1 Qb5 30.Bc1 Rb7 31.Bd2 Rdb8 32.Qb3 Qb6 33.Rc4 Qa7 34.Qd1 
Rb6 35.Ne1 Qa2 36.Qc1 Qa8 37.Nd3 Nd7 38.Qc2 g6 39.Rc1 Kg7 40.h4 h5 41.Bf4 
Rh8 42.Bd6 Ra6 43.Ne5 Ra2 44.Qd1 Bxe5 45.dxe5 Qa7 46.Qe1 Nb8 47.Bxd5 cxd5 
48.Rc7 Qd4 49.b5 1-0

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "6"]
[White "Quinteros, Miguel Angel"]
[Black "Palacios, Antonio"]
[Result "0-1"]
[WhiteElo "2520"]
[BlackElo "2360"]
[ECO "D43"]
[EventDate "1981.09.13"]
[PlyCount "74"]

1.d4 Nf6 2.c4 e6 3.Nf3 d5 4.Nc3 c6 5.Bg5 h6 6.Bxf6 Qxf6 7.Qb3 dxc4 8.Qxc4 
Nd7 9.e4 e5 10.d5 Bc5 11.Rd1 O-O 12.dxc6 Qxc6 13.Qb3 Nb6 14.Qb5 Bg4 15.
Qxc6 bxc6 16.Rd3 Nc4 17.Na4 Bb4+ 18.Kd1 Rab8 19.h3 Be6 20.b3 Nd6 21.Re3 
Rfd8 22.Kc2 f6 23.Nc3 Bc5 24.Re2 Nb5 25.Na4 Bb4 26.Re3 Rd6 27.Rd3 Rbd8 28.
Rxd6 Rxd6 29.Bxb5 cxb5 30.Nb2 a5 31.Rd1 Rc6+ 32.Kb1 a4 33.bxa4 bxa4 34.
Nxa4 Ra6 35.Nb2 Bxa2+ 36.Kc2 Rc6+ 37.Kd3 Rc3+ 0-1

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "6"]
[White "Rubinetti, Jorge Alberto"]
[Black "Debarnot, Roberto Luis"]
[Result "1/2-1/2"]
[WhiteElo "2415"]
[BlackElo "2430"]
[ECO "D34"]
[EventDate "1981.09.13"]
[PlyCount "62"]

1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 c5 5.cxd5 exd5 6.Nf3 Nc6 7.O-O Be7 8.Nc3 
O-O 9.Bg5 cxd4 10.Nxd4 h6 11.Be3 Re8 12.Qa4 Bd7 13.Rad1 Rc8 14.Nxc6 bxc6 
15.Qxa7 Ra8 16.Qb6 Qxb6 17.Bxb6 Bb4 18.Rd2 Bxc3 19.bxc3 Ne4 20.Bxe4 Rxe4 
21.Bd4 Ra5 22.f3 Re8 23.Rb1 c5 24.Bf2 Be6 25.g4 h5 26.gxh5 Kh7 27.Rb6 Rea8
28.Kf1 d4 29.cxd4 cxd4 30.Bxd4 Rxh5 31.Rbb2 Rha5 1/2-1/2

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "6"]
[White "Sunye Neto, Jaime"]
[Black "Campos Moreno, Javier"]
[Result "1/2-1/2"]
[WhiteElo "2475"]
[BlackElo "2410"]
[ECO "A30"]
[EventDate "1981.09.13"]
[PlyCount "94"]

1.c4 Nf6 2.Nc3 c5 3.g3 e6 4.Nf3 b6 5.Bg2 Bb7 6.O-O Be7 7.d4 cxd4 8.Qxd4 d6
9.Rd1 a6 10.b3 Nbd7 11.Qe3 O-O 12.Nd4 Bxg2 13.Kxg2 Qc7 14.f4 Rfe8 15.Bb2 
Bf8 16.Qf3 Rac8 17.Rac1 g6 18.Rd2 Bg7 19.Nc2 Nc5 20.Ne3 Red8 21.Rcd1 Ne8 
22.g4 f5 23.gxf5 gxf5 24.Nf1 Nf6 25.Ng3 Qc6 26.Qxc6 Rxc6 27.Kf3 Kf7 28.Rg1
Ne8 29.e3 Rb8 30.Nge2 Rcc8 31.Nd4 Nf6 32.Ke2 Nfe4 33.Nxe4 Nxe4 34.Nxf5 Bf8
35.Nh4 Nxd2 36.Kxd2 b5 37.cxb5 Rxb5 38.Nf3 h6 39.Kd3 Rd5+ 40.Bd4 Rh5 41.h4
Ke8 42.a4 Rc7 43.Bb6 Rb7 44.a5 Bg7 45.Rc1 Kd7 46.Rg1 Ke8 47.Rc1 Kd7 
1/2-1/2

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "6"]
[White "Van Riemsdijk, Herman Claudius"]
[Black "Narvaez, Jose"]
[Result "1-0"]
[WhiteElo "2390"]
[ECO "C63"]
[EventDate "1981.09.13"]
[PlyCount "25"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 f5 4.Nc3 Nd4 5.Ba4 Nf6 6.d3 Bc5 7.Be3 O-O 8.Nxe5 
Qe7 9.Nf3 fxe4 10.Nxd4 Bxd4 11.Bxd4 exd3+ 12.Be3 dxc2 13.Bxc2 1-0

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "7"]
[White "Campos Moreno, Javier"]
[Black "Franco Ocampos, Zenon"]
[Result "1/2-1/2"]
[WhiteElo "2410"]
[BlackElo "2370"]
[ECO "E41"]
[EventDate "1981.09.13"]
[PlyCount "84"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 c5 5.Bd3 Nc6 6.Nf3 Bxc3+ 7.bxc3 d6 8.O-O 
e5 9.Nd2 O-O 10.dxc5 dxc5 11.Ne4 Qe7 12.Ba3 b6 13.Nxf6+ Qxf6 14.Be4 Bf5 
15.Bd5 Qg6 16.Qf3 e4 17.Qf4 Rac8 18.f3 Bh3 19.Rf2 exf3 20.Qxf3 Bg4 21.Qf4 
Be6 22.Rd1 Qg4 23.Rd3 Qxf4 24.exf4 Bf5 25.Re3 Na5 26.Re7 Bd3 27.Rxa7 Bxc4 
28.Rxa5 Bxd5 29.Rb5 Rb8 30.Bc1 Rfe8 31.Rbb2 Bc4 32.Bd2 b5 33.Rf3 Ra8 34.
Be3 Rec8 35.Rff2 Ra3 36.Rfd2 f6 37.Rbc2 Be6 38.Kf2 Bf5 39.Rb2 b4 40.cxb4 
c4 41.Rd5 Be4 42.Ra5 c3 1/2-1/2

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "7"]
[White "Cifuentes Parada, Roberto"]
[Black "Van Riemsdijk, Herman Claudius"]
[Result "1/2-1/2"]
[WhiteElo "2380"]
[BlackElo "2390"]
[ECO "B08"]
[EventDate "1981.09.13"]
[PlyCount "87"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Nf3 Bg7 5.Be2 O-O 6.O-O c6 7.a4 a5 8.h3 Na6 9.
Be3 h6 10.Qd2 Kh7 11.Rad1 d5 12.e5 Ne4 13.Nxe4 dxe4 14.Nh2 f5 15.f4 exf3 
16.Nxf3 Nb4 17.h4 Nd5 18.Bf2 f4 19.c4 Nb4 20.d5 b6 21.d6 exd6 22.exd6 c5 
23.d7 Bb7 24.Bd3 Bxf3 25.gxf3 Nxd3 26.Qxd3 Bd4 27.Bxd4 cxd4 28.Qxd4 Qxh4 
29.Qf2 Qg5+ 30.Qg2 Qc5+ 31.Rf2 Rf5 32.d8=Q Rxd8 33.Rxd8 Rg5 34.Rd5 Rxg2+ 
35.Kxg2 Qxc4 36.Rd7+ Kg8 37.Rfd2 Qb4 38.Rc2 Qf8 39.Rcc7 g5 40.Kf1 h5 41.
Rc6 Qe8 42.Rcd6 Qe3 43.Rd8+ Kf7 44.R8d7+ 1/2-1/2

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "7"]
[White "Dienavorian Lacherian, Manuel"]
[Black "Rubinetti, Jorge Alberto"]
[Result "0-1"]
[WhiteElo "2310"]
[BlackElo "2415"]
[ECO "A34"]
[EventDate "1981.09.13"]
[PlyCount "74"]

1.Nf3 c5 2.c4 Nf6 3.Nc3 d5 4.cxd5 Nxd5 5.g3 Nc6 6.Bg2 Nc7 7.O-O e5 8.d3 
Be7 9.Bd2 O-O 10.Rc1 f6 11.a3 Kh8 12.Na4 Ne6 13.Be3 Ncd4 14.Nxd4 cxd4 15.
Bd2 Rb8 16.b4 Nc7 17.f4 exf4 18.Bxf4 Bd6 19.Qc2 Bxf4 20.Rxf4 Ne6 21.Rf2 b6
22.Qa2 Qe7 23.Nb2 Bb7 24.b5 Bxg2 25.Rxg2 Nc5 26.Nc4 Rbe8 27.Rf1 Qd7 28.a4 
Re7 29.a5 Qxb5 30.axb6 axb6 31.Qb1 Qxb1 32.Rxb1 Na4 33.Rf2 Rb8 34.Rb5 Re6 
35.Kf1 Nc3 36.Rb3 b5 37.Nd2 b4 0-1

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "7"]
[White "Narvaez, Jose"]
[Black "Quinteros, Miguel Angel"]
[Result "1/2-1/2"]
[BlackElo "2520"]
[ECO "A29"]
[EventDate "1981.09.13"]
[PlyCount "92"]

1.c4 e5 2.g3 Nf6 3.Bg2 d5 4.cxd5 Nxd5 5.Nc3 Nb6 6.Nf3 Nc6 7.O-O Be7 8.d3 
O-O 9.Be3 Bg4 10.Rc1 Re8 11.Ne4 Nd4 12.Nc5 Bxc5 13.Rxc5 Qd6 14.Rc1 Bxf3 
15.exf3 Nd5 16.Bxd4 exd4 17.f4 c6 18.Qb3 Nb6 19.a4 Rab8 20.Rfe1 Rxe1+ 21.
Rxe1 Nd7 22.Qc4 Nc5 23.Re5 Na6 24.Be4 g6 25.Bf3 Nb4 26.Qb3 b6 27.h4 a6 28.
h5 b5 29.a5 Rc8 30.Qd1 c5 31.Qe2 c4 32.Re8+ Rxe8 33.Qxe8+ Kg7 34.dxc4 bxc4
35.h6+ Kf6 36.Qe4 Nd3 37.Be2 Nc5 38.Qe8 d3 39.Bg4 d2 40.Qh8+ Ke7 41.Bd1 
Ne4 42.Qc8 Qd4 43.Qb7+ Kd8 44.Qb8+ Ke7 45.Qb7+ Kd6 46.Qb8+ Ke7 1/2-1/2

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "7"]
[White "Palacios, Antonio"]
[Black "Sunye Neto, Jaime"]
[Result "1-0"]
[WhiteElo "2360"]
[BlackElo "2475"]
[ECO "D11"]
[EventDate "1981.09.13"]
[PlyCount "89"]

1.Nf3 Nf6 2.g3 d5 3.Bg2 c6 4.O-O Bg4 5.b3 Nbd7 6.Bb2 e6 7.c4 Be7 8.d4 O-O 
9.Nbd2 a5 10.a3 Qb8 11.Ne1 Bf5 12.Nd3 a4 13.b4 Bxd3 14.exd3 Ne8 15.c5 Nc7 
16.f4 b6 17.Rb1 Bf6 18.Qc2 bxc5 19.dxc5 e5 20.fxe5 Nxe5 21.Rxf6 gxf6 22.
Rf1 Qe8 23.Qd1 Qe6 24.Qh5 Qg4 25.Qh6 Qg6 26.Qh4 Kg7 27.Rf4 Rae8 28.Nf3 h5 
29.Nd4 Nxd3 30.Rxf6 Re1+ 31.Bf1 Nxb2 32.Nf5+ Kh7 33.Rxg6 fxg6 34.g4 Re4 
35.Ng3 Rff4 36.Qd8 Ne6 37.Qd7+ Kh6 38.Nxe4 Rxe4 39.Qxc6 Rxg4+ 40.Kf2 Nf4 
41.Qf6 Nbd3+ 42.Bxd3 Nxd3+ 43.Ke3 Ne1 44.c6 Nc2+ 45.Kf2 1-0

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "8"]
[White "Debarnot, Roberto Luis"]
[Black "Dienavorian Lacherian, Manuel"]
[Result "1-0"]
[WhiteElo "2430"]
[BlackElo "2310"]
[ECO "D10"]
[EventDate "1981.09.13"]
[PlyCount "77"]

1.d4 d5 2.c4 c6 3.cxd5 cxd5 4.Nc3 Nf6 5.Bf4 Nc6 6.e3 e6 7.a3 Bd6 8.Bg3 Ne4
9.Nxe4 dxe4 10.Bxd6 Qxd6 11.Qg4 O-O 12.Qxe4 e5 13.Nf3 f5 14.Bc4+ Be6 15.
Qd3 exd4 16.Nxd4 Rad8 17.O-O Nxd4 18.Qxd4 Bxc4 19.Qxc4+ Qd5 20.Qxd5+ Rxd5 
21.Rfc1 Rd2 22.Rab1 f4 23.Rc7 Rfd8 24.h3 R8d7 25.Rxd7 Rxd7 26.exf4 Rd2 27.
b4 Rd3 28.Rc1 Rxa3 29.Rc8+ Kf7 30.Rc7+ Kf6 31.Rxb7 a5 32.Rb6+ Kf7 33.bxa5 
Rxa5 34.g3 Ra3 35.Kg2 Rc3 36.h4 Rc5 37.Rd6 h5 38.Kf3 Ra5 39.Ke4 1-0

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "8"]
[White "Franco Ocampos, Zenon"]
[Black "Palacios, Antonio"]
[Result "1-0"]
[WhiteElo "2370"]
[BlackElo "2360"]
[ECO "B31"]
[EventDate "1981.09.13"]
[PlyCount "137"]

1.e4 c5 2.Nf3 Nc6 3.Bb5 g6 4.O-O Bg7 5.Re1 Nf6 6.e5 Nd5 7.Nc3 Nc7 8.Bxc6 
dxc6 9.h3 O-O 10.d3 Ne6 11.b3 b6 12.Bb2 h6 13.a4 a5 14.Ne4 Ra7 15.Ned2 Nf4
16.Re4 Nd5 17.Nc4 Bf5 18.Re1 Be6 19.Qd2 Rd7 20.Rad1 Nb4 21.Qc1 b5 22.Ncd2 
Qb6 23.Ba3 Rfd8 24.Qb1 Bd5 25.Rc1 f5 26.exf6 exf6 27.Re3 Bf7 28.Bxb4 cxb4 
29.Rce1 Bd5 30.Qd1 g5 31.Qe2 Bf7 32.Nf1 bxa4 33.bxa4 b3 34.cxb3 Qxb3 35.
Ng3 Rxd3 36.Re4 Bg6 37.Re7 Bf8 38.Re6 R3d6 39.Rxd6 Rxd6 40.Ne4 Re6 41.Nd4 
Rxe4 42.Nxb3 Rxe2 43.Rxe2 Bb4 44.Nd4 c5 45.Nc6 Bd3 46.Re8+ Kf7 47.Re7+ Kf8
48.Ra7 Bd2 49.Nxa5 c4 50.Nc6 Be4 51.Rc7 c3 52.Nb4 Ke8 53.Rc5 Kd7 54.a5 c2 
55.Nxc2 Bxa5 56.Rxa5 Bxc2 57.Ra2 Bf5 58.Ra7+ Ke6 59.Kh2 h5 60.g3 Be4 61.
Ra5 Bf3 62.h4 gxh4 63.gxh4 Kf7 64.Kg3 Be2 65.Kf4 Kg6 66.Ra3 Bd1 67.Ke4 Be2
68.Kd5 Kf5 69.Rg3 1-0

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "8"]
[White "Quinteros, Miguel Angel"]
[Black "Cifuentes Parada, Roberto"]
[Result "1-0"]
[WhiteElo "2520"]
[BlackElo "2380"]
[ECO "A13"]
[EventDate "1981.09.13"]
[PlyCount "73"]

1.c4 e6 2.g3 d5 3.Bg2 Nf6 4.Nf3 dxc4 5.Qa4+ Bd7 6.Qxc4 Bc6 7.Nc3 Nbd7 8.d4
Nb6 9.Qd3 Nbd5 10.Bg5 Be7 11.O-O Nxc3 12.bxc3 Be4 13.Qb5+ Bc6 14.Qb3 Nd5 
15.Bxe7 Nxe7 16.Rfe1 O-O 17.e4 b6 18.c4 Bb7 19.d5 exd5 20.cxd5 c6 21.Rad1 
cxd5 22.exd5 Nf5 23.d6 Qf6 24.d7 Rad8 25.Ne5 Bxg2 26.Kxg2 Ne7 27.Qa4 a6 
28.Qe4 b5 29.Qb7 Qe6 30.Qc7 Qxa2 31.Nf3 Qa3 32.Re3 Qa4 33.Rxe7 b4 34.Rde1 
g6 35.Qxd8 Rxd8 36.Re8+ Kg7 37.Rxd8 1-0

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "8"]
[White "Rubinetti, Jorge Alberto"]
[Black "Campos Moreno, Javier"]
[Result "0-1"]
[WhiteElo "2415"]
[BlackElo "2410"]
[ECO "E14"]
[EventDate "1981.09.13"]
[PlyCount "66"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.e3 Bb7 5.Bd3 Be7 6.O-O O-O 7.b3 c5 8.Bb2 cxd4 
9.exd4 d5 10.Qe2 Nc6 11.Nbd2 Nb4 12.Bb1 Re8 13.Ne5 Bf8 14.f4 g6 15.Ndf3 
Rc8 16.Ng5 Rc7 17.Qe3 Bg7 18.Qh3 Nc6 19.cxd5 Qxd5 20.Be4 Nxe4 21.Qxh7+ Kf8
22.Ba3+ Ne7 23.Nxe6+ Qxe6 24.f5 gxf5 25.Rxf5 Nf6 26.Rxf6 Bxf6 27.Rf1 Bxe5 
28.dxe5 Rc5 29.Rf6 Qd5 30.Qh6+ Kg8 31.Qg5+ Ng6 32.Rxg6+ fxg6 33.Qxg6+ Kf8 
0-1

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "8"]
[White "Sunye Neto, Jaime"]
[Black "Narvaez, Jose"]
[Result "1-0"]
[WhiteElo "2475"]
[ECO "A25"]
[EventDate "1981.09.13"]
[PlyCount "75"]

1.c4 e5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Rb1 a5 6.a3 d6 7.b4 axb4 8.axb4 Nf6 
9.d3 O-O 10.e3 Ne7 11.Qb3 c6 12.Nf3 h6 13.O-O g5 14.Rd1 g4 15.Ne1 Nh7 16.
d4 exd4 17.exd4 Nf5 18.Nc2 Ng5 19.Bxg5 Qxg5 20.b5 Ne7 21.Ne3 Bd7 22.bxc6 
bxc6 23.Ne4 Qg6 24.Qb7 Rad8 25.Nc3 h5 26.Rb2 h4 27.Re2 Nc8 28.Bxc6 Bxc6 
29.Qxc6 f5 30.Ng2 hxg3 31.hxg3 Bh6 32.Nd5 Rf7 33.Re8+ Rf8 34.Rxd8 Rxd8 35.
Re1 Qf7 36.Rb1 Ne7 37.Qc7 Nxd5 38.Qxd8+ 1-0

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "9"]
[White "Campos Moreno, Javier"]
[Black "Debarnot, Roberto Luis"]
[Result "0-1"]
[WhiteElo "2410"]
[BlackElo "2430"]
[ECO "E21"]
[EventDate "1981.09.13"]
[PlyCount "124"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3 O-O 5.Bg5 h6 6.Bh4 g5 7.Nxg5 hxg5 8.Bxg5 
Kg7 9.e4 d6 10.f4 Qd7 11.e5 dxe5 12.fxe5 Nh7 13.Qg4 Rg8 14.Be3+ Kh8 15.Qh5
Qe8 16.Qf3 Nd7 17.Bd3 f5 18.exf6 Ndxf6 19.O-O-O Qh5 20.Qxh5 Nxh5 21.Ne4 
Be7 22.Rhg1 N5f6 23.Nf2 Ng4 24.Nxg4 Rxg4 25.h4 Bd7 26.g3 Rag8 27.Bf2 Rf8 
28.Be2 Rgg8 29.Be3 Bd6 30.g4 Bf4 31.Kd2 e5 32.dxe5 Bc6 33.Bxf4 Rxf4 34.
Rgf1 Rd4+ 35.Kc3 Re4 36.Rde1 Rxe5 37.g5 Rge8 38.Kd2 Kg7 39.Rf2 Rf8 40.Ref1
Rxf2 41.Rxf2 Nf8 42.Bd3 Ne6 43.Rf6 Be8 44.Rf5 Rxf5 45.Bxf5 Nd4 46.Bg4 Bf7 
47.b3 Kg6 48.c5 Nf5 49.Bf3 c6 50.Bg4 Nxh4 51.Bc8 b5 52.cxb6 axb6 53.Kc3 
Nf5 54.a4 Nd6 55.Bd7 Be8 56.Bxe8+ Nxe8 57.Kd4 Kf5 58.b4 Nc7 59.g6 Kxg6 60.
Ke5 c5 61.a5 bxa5 62.bxa5 Kf7 0-1

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "9"]
[White "Cifuentes Parada, Roberto"]
[Black "Sunye Neto, Jaime"]
[Result "0-1"]
[WhiteElo "2380"]
[BlackElo "2475"]
[ECO "A46"]
[EventDate "1981.09.13"]
[PlyCount "98"]

1.d4 Nf6 2.Nf3 e6 3.Bg5 c5 4.e3 Qb6 5.Nbd2 d5 6.Bxf6 gxf6 7.c4 cxd4 8.exd4
Nc6 9.cxd5 exd5 10.Bd3 Nxd4 11.Qa4+ Nc6 12.O-O Be6 13.Bb5 Rc8 14.Nd4 Rg8 
15.Kh1 Rg4 16.f4 Bd7 17.h3 Rg7 18.Rae1+ Kd8 19.N2f3 Bc5 20.Nb3 Bb4 21.Rd1 
a6 22.Nbd4 Bd6 23.Bxc6 bxc6 24.Qc2 Bxf4 25.Nf5 Rg6 26.N3h4 Be5 27.Nxg6 
hxg6 28.Nh6 Ke7 29.Qe2 Qxb2 30.Qf3 Qc3 31.Rd3 Qc5 32.Rb3 Kf8 33.Rb7 Rd8 
34.Ng4 Bxg4 35.Qxg4 d4 36.Rd7 Rxd7 37.Qxd7 Kg7 38.Qg4 Qc4 39.Qf3 c5 40.a3 
Qc2 41.h4 c4 42.h5 gxh5 43.Qxh5 c3 44.Kg1 Qe4 45.Qd1 Qe3+ 46.Rf2 d3 47.
Qg4+ Qg5 48.Qc4 c2 49.Rf1 Qe3+ 0-1

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "9"]
[White "Narvaez, Jose"]
[Black "Franco Ocampos, Zenon"]
[Result "0-1"]
[BlackElo "2370"]
[ECO "A34"]
[EventDate "1981.09.13"]
[PlyCount "30"]

1.c4 Nf6 2.Nc3 c5 3.Nf3 d5 4.cxd5 Nxd5 5.e4 Nb4 6.d4 cxd4 7.Nb5 d3 8.Na3 
N8c6 9.Be3 e5 10.h3 Be7 11.g3 Be6 12.Bg2 Nxa2 13.O-O O-O 14.Nd2 Bxa3 15.
bxa3 Nc3 0-1

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "9"]
[White "Palacios, Antonio"]
[Black "Rubinetti, Jorge Alberto"]
[Result "0-1"]
[WhiteElo "2360"]
[BlackElo "2415"]
[ECO "A05"]
[EventDate "1981.09.13"]
[PlyCount "66"]

1.Nf3 Nf6 2.g3 b6 3.Bg2 Bb7 4.d3 d5 5.O-O e6 6.Nbd2 Nbd7 7.c4 c5 8.cxd5 
Bxd5 9.b3 Be7 10.Bb2 O-O 11.Re1 b5 12.Rc1 Qb6 13.e4 Bb7 14.d4 Rfc8 15.Qe2 
a6 16.e5 Nd5 17.Ne4 c4 18.bxc4 bxc4 19.Ba1 Qc6 20.Bc3 Nxc3 21.Nxc3 Nb6 22.
Rb1 Rab8 23.Qc2 h6 24.a4 Qc7 25.a5 Nd5 26.Rxb7 Rxb7 27.Nxd5 exd5 28.e6 Bf6
29.Qf5 Rd8 30.Ne5 Qxa5 31.Rb1 Rxb1+ 32.Qxb1 fxe6 33.Nc6 Qb5 0-1

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "9"]
[White "Van Riemsdijk, Herman Claudius"]
[Black "Quinteros, Miguel Angel"]
[Result "1-0"]
[WhiteElo "2390"]
[BlackElo "2520"]
[ECO "B95"]
[EventDate "1981.09.13"]
[PlyCount "67"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.Qf3 h6 8.Bxf6 
gxf6 9.O-O-O Nc6 10.Be2 Rg8 11.g3 Bd7 12.Rhe1 Nxd4 13.Rxd4 Rg5 14.Bc4 Rc8 
15.Qe2 b5 16.Bb3 Qa5 17.Qd2 Rgc5 18.Kb1 b4 19.Nd1 Qc7 20.Rxb4 a5 21.Rd4 a4
22.Rxa4 Bxa4 23.Bxa4+ Ke7 24.b4 Qb7 25.Bb3 Re5 26.Nc3 f5 27.f4 Rxe4 28.
Nxe4 fxe4 29.Qd4 d5 30.f5 Kd6 31.Rxe4 Bg7 32.Qxg7 dxe4 33.fxe6 Qxb4 34.
exf7 1-0

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "10"]
[White "Campos Moreno, Javier"]
[Black "Quinteros, Miguel Angel"]
[Result "0-1"]
[WhiteElo "2410"]
[BlackElo "2520"]
[ECO "E81"]
[EventDate "1981.09.13"]
[PlyCount "42"]

1.d4 c5 2.d5 Nf6 3.c4 g6 4.Nc3 Bg7 5.e4 O-O 6.Be3 d6 7.f3 e6 8.Nge2 exd5 
9.cxd5 a6 10.a4 Nh5 11.g4 Nf6 12.Ng3 Ne8 13.Bd3 Qa5 14.Ra3 Bd4 15.Bh6 Ng7 
16.Kf1 Nd7 17.f4 Nf6 18.h3 Kh8 19.Kg2 Ng8 20.Bg5 f6 21.Bh4 g5 0-1

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "10"]
[White "Debarnot, Roberto Luis"]
[Black "Franco Ocampos, Zenon"]
[Result "1/2-1/2"]
[WhiteElo "2430"]
[BlackElo "2370"]
[ECO "A30"]
[EventDate "1981.09.13"]
[PlyCount "52"]

1.Nf3 Nf6 2.c4 b6 3.g3 c5 4.Bg2 Bb7 5.O-O g6 6.b3 Bg7 7.Bb2 O-O 8.d4 d6 9.
Nc3 Ne4 10.Qc2 Nxc3 11.Bxc3 cxd4 12.Nxd4 Bxg2 13.Kxg2 Qd7 14.e4 Qb7 15.f3 
Nd7 16.h4 Nf6 17.Qd3 Rac8 18.Ne2 Rfd8 19.Rad1 a6 20.a4 Rd7 21.Bd4 b5 22.
cxb5 axb5 23.Qxb5 Qxb5 24.axb5 Rb7 25.Rc1 Rcb8 26.Nc3 Ne8 1/2-1/2

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "10"]
[White "Dienavorian Lacherian, Manuel"]
[Black "Sunye Neto, Jaime"]
[Result "0-1"]
[WhiteElo "2310"]
[BlackElo "2475"]
[ECO "A04"]
[EventDate "1981.09.13"]
[PlyCount "116"]

1.Nf3 c5 2.c3 b6 3.d4 Bb7 4.Bf4 Nf6 5.e3 g6 6.Nbd2 Bg7 7.h3 O-O 8.Bc4 d5 
9.Bd3 Nc6 10.O-O Nd7 11.Qe2 e5 12.dxe5 Ndxe5 13.Nxe5 Nxe5 14.Bxe5 Bxe5 15.
Nf3 Bg7 16.Ba6 Qc8 17.Bxb7 Qxb7 18.Rfd1 Rad8 19.Rd2 Bf6 20.Rad1 Rfe8 21.
Qb5 Re7 22.a4 a6 23.Qb3 Red7 24.Qc2 Kg7 25.b4 Qc6 26.Qb3 Rc7 27.b5 axb5 
28.axb5 Qe6 29.Qc2 Rcc8 30.Qb3 Qe4 31.Ra2 Rc7 32.Ra4 Qe6 33.Ra6 h5 34.h4 
Rd6 35.Qc2 Rcd7 36.Ra4 Rd8 37.g3 Qe8 38.Rb1 Ra8 39.Ra6 Rxa6 40.bxa6 Qa8 
41.Qd3 c4 42.Qd2 Qxa6 43.Nd4 Rd7 44.Ne2 Qa5 45.Nd4 Kh7 46.Rb5 Qa6 47.Rb1 
Qb7 48.Ne2 Be5 49.Qb2 Rd6 50.Qb5 Qc8 51.Qb2 Qf5 52.Rd1 Rf6 53.Nd4 Qg4 54.
Rf1 Bxd4 55.exd4 Rf3 56.Qxb6 Rxc3 57.Qc5 Qf3 58.Qf8 Rd3 0-1

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "10"]
[White "Narvaez, Jose"]
[Black "Cifuentes Parada, Roberto"]
[Result "0-1"]
[BlackElo "2380"]
[ECO "D41"]
[EventDate "1981.09.13"]
[PlyCount "118"]

1.c4 e6 2.d4 d5 3.Nf3 Nf6 4.Nc3 c5 5.cxd5 exd5 6.Bg5 Be7 7.e3 O-O 8.Rc1 
cxd4 9.Nxd4 Nc6 10.Bb5 Bg4 11.Qd2 Ne5 12.O-O Rc8 13.h3 Be6 14.Nxe6 fxe6 
15.Qd4 Nf7 16.Bxf6 Bxf6 17.Qxa7 Nd6 18.Be2 Bxc3 19.Rxc3 Ra8 20.Qd4 Rxa2 
21.Qe5 Re8 22.Rc2 Nf7 23.Qc3 Ra8 24.Rfc1 Re7 25.Qb4 Ne5 26.Bb5 Rf7 27.Qd4 
Qg5 28.Rc8+ Rf8 29.Rxf8+ Rxf8 30.Be2 Nc6 31.Qd2 Qe5 32.Bg4 Ra8 33.Qc3 Qd6 
34.Qc5 Qd7 35.Rd1 Rd8 36.b4 Ne5 37.f4 Nxg4 38.hxg4 b5 39.Kf2 h6 40.Rc1 d4 
41.exd4 Qxd4+ 42.Qxd4 Rxd4 43.Kg3 Kf7 44.Rb1 Kf6 45.Kf3 Rc4 46.Rb3 g6 47.
g3 e5 48.Ke3 exf4+ 49.gxf4 g5 50.fxg5+ Kxg5 51.Kf2 Rxg4 52.Kf1 h5 53.Kf2 
h4 54.Kf1 Kf4 55.Kf2 Ke4 56.Ke2 Kd4 57.Kd2 Kc4 58.Rb1 h3 59.Rh1 Rg2+ 0-1

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "10"]
[White "Palacios, Antonio"]
[Black "Van Riemsdijk, Herman Claudius"]
[Result "1-0"]
[WhiteElo "2360"]
[BlackElo "2390"]
[ECO "B07"]
[EventDate "1981.09.13"]
[PlyCount "82"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Bg5 h6 5.Be3 Bg7 6.f3 c6 7.a4 Nbd7 8.Qd2 e5 9.
Nge2 Qa5 10.dxe5 dxe5 11.Nc1 Qd8 12.Nb3 O-O 13.O-O-O Kh7 14.g4 Qe7 15.h4 
Ng8 16.Bh3 b6 17.Qd6 Nb8 18.a5 Qb7 19.g5 h5 20.Na4 Bxh3 21.Rxh3 bxa5 22.
Rh2 Na6 23.Nc3 Rab8 24.Rhd2 Rfc8 25.Qa3 Rc7 26.Rd8 Qb4 27.Qxa5 Qxa5 28.
Nxa5 Rxd8 29.Rxd8 f6 30.Nc4 fxg5 31.Bxg5 Nc5 32.Re8 Nd7 33.Kd1 Rb7 34.b3 
Ndf6 35.Re6 c5 36.Na4 Nd7 37.Rc6 Bf8 38.Na5 Nb8 39.Rc8 Rd7+ 40.Ke2 Bd6 41.
Nc4 Be7 1-0

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "11"]
[White "Cifuentes Parada, Roberto"]
[Black "Rubinetti, Jorge Alberto"]
[Result "1-0"]
[WhiteElo "2380"]
[BlackElo "2415"]
[ECO "A48"]
[EventDate "1981.09.13"]
[PlyCount "75"]

1.d4 Nf6 2.Nf3 g6 3.Bg5 Bg7 4.Nbd2 h6 5.Bh4 d6 6.c3 Nbd7 7.e4 e5 8.dxe5 
dxe5 9.Be2 O-O 10.O-O Qe8 11.Re1 Nh5 12.Nc4 Nf4 13.Bf1 Nc5 14.b4 Na4 15.
Qc2 Nb6 16.Na5 g5 17.Bg3 Qe7 18.Nd2 h5 19.f3 g4 20.fxg4 hxg4 21.Ndc4 Qg5 
22.Ne3 Nh5 23.c4 Nxg3 24.hxg3 Bh6 25.Bd3 c5 26.bxc5 Qxe3+ 27.Rxe3 Bxe3+ 
28.Kf1 Bxc5 29.Ke2 f5 30.Nb3 Na4 31.Nxc5 Nxc5 32.Rh1 Rd8 33.Qc1 f4 34.Bb1 
Ne6 35.Rh5 fxg3 36.Rxe5 Kg7 37.Rh5 Rh8 38.Qc3+ 1-0

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "11"]
[White "Narvaez, Jose"]
[Black "Debarnot, Roberto Luis"]
[Result "0-1"]
[BlackElo "2430"]
[ECO "A36"]
[EventDate "1981.09.13"]
[PlyCount "64"]

1.c4 c5 2.Nc3 g6 3.g3 Bg7 4.Bg2 Nc6 5.e3 h5 6.h4 d6 7.a3 Nh6 8.Rb1 O-O 9.
d3 Bg4 10.f3 Bd7 11.Nge2 e5 12.b4 b6 13.Nd5 Be6 14.b5 Ne7 15.Nxe7+ Qxe7 
16.e4 f5 17.Bg5 Qd7 18.Bh3 fxe4 19.Bxe6+ Qxe6 20.fxe4 Ng4 21.Qd2 Rf3 22.
Rf1 Nh2 23.Rh1 Raf8 24.Qc2 Nf1 25.Rxf1 Rxf1+ 26.Kd2 Qg4 27.Rxf1 Rxf1 28.
Be3 Qf3 29.Qa4 Rh1 30.Qc2 Bf6 31.Bh6 Rh2 32.Qd1 Qxg3 0-1

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "11"]
[White "Palacios, Antonio"]
[Black "Dienavorian Lacherian, Manuel"]
[Result "1/2-1/2"]
[WhiteElo "2360"]
[BlackElo "2310"]
[ECO "C00"]
[EventDate "1981.09.13"]
[PlyCount "25"]

1.e4 e6 2.d3 d5 3.Nd2 Nf6 4.Ngf3 dxe4 5.dxe4 Bc5 6.Bc4 Nc6 7.O-O e5 8.c3 
a5 9.a4 O-O 10.Qb3 Qe7 11.h3 h6 12.Re1 Nh5 13.Nf1 1/2-1/2

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "11"]
[White "Quinteros, Miguel Angel"]
[Black "Sunye Neto, Jaime"]
[Result "1-0"]
[WhiteElo "2520"]
[BlackElo "2475"]
[ECO "B97"]
[EventDate "1981.09.13"]
[PlyCount "43"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Qb6 8.Qd2 
Qxb2 9.Rb1 Qa3 10.e5 dxe5 11.fxe5 Nfd7 12.Ne4 h6 13.Bb5 hxg5 14.Rb3 Qxa2 
15.Qc3 Nc6 16.Bxc6 bxc6 17.O-O Nxe5 18.Ne2 Qa4 19.Qxe5 Qc4 20.Rd3 f5 21.
Rxf5 Ra7 22.Rxf8+ 1-0

[Event "10th Pan-American ch"]
[Site "San Pedro de Jujuy ARG"]
[Date "1981.09.??"]
[Round "11"]
[White "Van Riemsdijk, Herman Claudius"]
[Black "Franco Ocampos, Zenon"]
[Result "0-1"]
[WhiteElo "2390"]
[BlackElo "2370"]
[ECO "B57"]
[EventDate "1981.09.13"]
[PlyCount "80"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bc4 Qb6 7.Nde2 e6 8.Bb3 
Be7 9.O-O O-O 10.Ng3 a6 11.Be3 Qc7 12.f4 Na5 13.Bd4 Nc6 14.Be3 Na5 15.Qf3 
Bd7 16.Rae1 Nxb3 17.axb3 Bc6 18.Bd4 b5 19.Nh5 Nxh5 20.Qxh5 g6 21.Rf3 f5 
22.Rg3 Bf6 23.Bxf6 Rxf6 24.Qh4 Raf8 25.exf5 Rxf5 26.Rxe6 Qa7+ 27.Kh1 Qf7 
28.Qe7 Qxe7 29.Rxe7 Rxf4 30.h3 Rf2 31.Ne2 Rxg2 32.Rxg2 Rf2 33.Nf4 Rxf4 34.
Rc7 Rf1+ 35.Kh2 Bxg2 36.Kxg2 Rb1 37.Kf3 Rxb2 38.Ke4 a5 39.Kd5 a4 40.Kxd6 
axb3 0-1

