[Event "America-Europe"]
[Site "Mar del Plata ARG"]
[Date "1981.02.??"]
[Round "1"]
[White "Browne, Walter Shawn"]
[Black "Ljubojevic, Ljubomir"]
[Result "0-1"]
[WhiteElo "2555"]
[BlackElo "2605"]
[ECO "E32"]
[EventDate "1981.02.??"]
[PlyCount "102"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 O-O 5.a3 Bxc3+ 6.Qxc3 b6 7.Nf3 Bb7 8.b4 
d6 9.e3 Nbd7 10.Bb2 c5 11.Be2 Rc8 12.dxc5 bxc5 13.b5 e5 14.O-O Ne4 15.Qd3 
f5 16.Rad1 Ndf6 17.Nd2 Nxd2 18.Qxd2 Ne4 19.Qd3 Qg5 20.f4 exf4 21.exf4 Qh4 
22.g3 Qh3 23.Bf3 Rce8 24.Bg2 Qxg2+ 25.Kxg2 Ng5+ 26.Qd5+ Bxd5+ 27.Rxd5 Nf7 
28.Kf2 Re4 29.Rc1 Rfe8 30.Rc2 g6 31.a4 Kf8 32.Rd3 h5 33.Kf3 R8e6 34.a5 Ke7
35.Bc1 Kd7 36.Be3 Kc7 37.Rb3 Re8 38.h3 Rb8 39.g4 hxg4+ 40.hxg4 Rh8 41.Rg2 
Rh3+ 42.Rg3 Rxg3+ 43.Kxg3 Rxc4 44.gxf5 gxf5 45.Rb1 Rc3 46.Kf2 Nh6 47.Ke2 
Ng4 48.Bd2 Rh3 49.Rg1 d5 50.Be1 d4 51.Rg3 Rh2+ 0-1

[Event "America-Europe"]
[Site "Mar del Plata ARG"]
[Date "1981.02.??"]
[Round "1"]
[White "Christiansen, Larry"]
[Black "Andersson, Ulf"]
[Result "1/2-1/2"]
[WhiteElo "2515"]
[BlackElo "2610"]
[ECO "B25"]
[EventDate "1981.02.??"]
[PlyCount "58"]

1.e4 c5 2.Nc3 d6 3.g3 Nc6 4.Bg2 g6 5.d3 Bg7 6.f4 e6 7.Nf3 Nge7 8.O-O O-O 
9.Be3 Nd4 10.Rb1 Bd7 11.Ne2 Nxf3+ 12.Bxf3 Qc7 13.Qd2 Rad8 14.c4 b6 15.g4 
f5 16.gxf5 exf5 17.Nc3 Rde8 18.Rbe1 Qb8 19.Re2 Nc6 20.Kh1 Nd4 21.Bxd4 Bxd4
22.Nd5 Kh8 23.Rfe1 fxe4 24.Rxe4 Bc6 25.Re7 Qd8 26.Rxa7 Rxe1+ 27.Qxe1 Bxb2 
28.Qe6 Bg7 29.Kg2 Bxd5 1/2-1/2

[Event "America-Europe"]
[Site "Mar del Plata ARG"]
[Date "1981.02.??"]
[Round "1"]
[White "Portisch, Lajos"]
[Black "Quinteros, Miguel Angel"]
[Result "0-1"]
[WhiteElo "2650"]
[BlackElo "2505"]
[ECO "A04"]
[EventDate "1981.02.??"]
[PlyCount "82"]

1.Nf3 c5 2.c4 Nf6 3.Nc3 b6 4.e4 Bb7 5.e5 Ng8 6.d4 Bxf3 7.Qxf3 Nc6 8.dxc5 
bxc5 9.Qe4 g6 10.Bd3 Bg7 11.f4 f5 12.Qe3 d6 13.Bc2 Nd4 14.Ba4+ Kf8 15.O-O 
Nh6 16.exd6 Qxd6 17.h3 Rb8 18.Kh1 Nf7 19.Rb1 e6 20.b3 Bf6 21.Ba3 Nc2 22.
Qxc5 Nxa3 23.Qxd6+ Nxd6 24.Rbd1 Ke7 25.c5 Ndb5 26.Nxb5 Nxb5 27.Rfe1 Nd4 
28.Rc1 Rhc8 29.c6 Rc7 30.Rc4 a5 31.Rc5 Ra8 32.Rd1 Ra6 33.Rc4 Rb6 34.Rd3 
Rb8 35.a3 Ra8 36.Rcxd4 Bxd4 37.Rxd4 Rd8 38.Rxd8 Kxd8 39.b4 Re7 40.bxa5 e5 
41.fxe5 Rxe5 0-1

[Event "America-Europe"]
[Site "Mar del Plata ARG"]
[Date "1981.02.??"]
[Round "1"]
[White "Larsen, Bent"]
[Black "Seirawan, Yasser"]
[Result "1-0"]
[WhiteElo "2610"]
[BlackElo "2555"]
[ECO "E34"]
[EventDate "1981.02.??"]
[PlyCount "119"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 5.cxd5 exd5 6.Bg5 h6 7.Bxf6 Qxf6 8.a3 
Bxc3+ 9.Qxc3 O-O 10.e3 c6 11.Nf3 Bf5 12.Be2 Nd7 13.O-O a5 14.b4 axb4 15.
axb4 Qd6 16.Rfc1 Bg4 17.h3 Bh5 18.b5 Rxa1 19.Qxa1 Rc8 20.Qa7 Rb8 21.Ne5 
Bxe2 22.Nxd7 Rd8 23.bxc6 bxc6 24.Ne5 Bh5 25.Rxc6 Qf8 26.Rc7 f6 27.Nd7 Qe8 
28.Nc5 Bf7 29.Re7 Qf8 30.Qc7 Re8 31.Rd7 Ra8 32.g4 Re8 33.Kg2 Ra8 34.h4 Qe8
35.Re7 Qc8 36.Qxc8+ Rxc8 37.h5 Kf8 38.Ra7 Rc6 39.Kg3 Ke8 40.Nd3 Rd6 41.Nf4
Rd7 42.Ra6 Kd8 43.Ng6 Kc8 44.Nh4 Kb7 45.Ra1 Be6 46.Kf4 Rc7 47.Nf5 Rd7 48.
Rc1 Bg8 49.Rc5 Be6 50.f3 Bg8 51.e4 Be6 52.e5 fxe5+ 53.Kxe5 Bxf5 54.gxf5 
Re7+ 55.Kxd5 Re3 56.f4 Rh3 57.Ke6 Kb6 58.Kf7 Rd3 59.Kxg7 Rxd4 60.Rc1 1-0

[Event "America-Europe"]
[Site "Mar del Plata ARG"]
[Date "1981.02.??"]
[Round "2"]
[White "Ljubojevic, Ljubomir"]
[Black "Seirawan, Yasser"]
[Result "1/2-1/2"]
[WhiteElo "2605"]
[BlackElo "2555"]
[ECO "C16"]
[EventDate "1981.02.??"]
[PlyCount "57"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 Ne7 5.Bd2 b6 6.Nb5 Bxd2+ 7.Qxd2 a6 8.Na3 a5
9.Nb5 O-O 10.Nf3 Ba6 11.Bd3 c5 12.b3 Nbc6 13.O-O Bxb5 14.Bxb5 Nxd4 15.Nxd4
cxd4 16.Qxd4 Rc8 17.Rac1 Rc5 18.a4 Qc7 19.Rfe1 Rc8 20.c4 Nf5 21.Qb2 h5 22.
Rcd1 Rd8 23.Qd2 Qe7 24.g3 g6 25.h3 Rcc8 26.Qf4 dxc4 27.Bxc4 Rxd1 28.Rxd1 
Rd8 29.Rd3 1/2-1/2

[Event "America-Europe"]
[Site "Mar del Plata ARG"]
[Date "1981.02.??"]
[Round "2"]
[White "Quinteros, Miguel Angel"]
[Black "Andersson, Ulf"]
[Result "0-1"]
[WhiteElo "2505"]
[BlackElo "2610"]
[ECO "D43"]
[EventDate "1981.02.??"]
[PlyCount "120"]

1.c4 Nf6 2.Nc3 e6 3.Nf3 d5 4.d4 c6 5.Bg5 Nbd7 6.cxd5 exd5 7.e3 Be7 8.Qc2 
O-O 9.Bd3 Re8 10.O-O-O Nf8 11.h3 Be6 12.g4 Qa5 13.Kb1 Rac8 14.Rc1 Ne4 15.
Bxe4 dxe4 16.Bxe7 Rxe7 17.Nd2 Rce8 18.a3 Bd5 19.g5 Qd8 20.h4 Qd6 21.Rcg1 
Nd7 22.Rg4 f5 23.gxf6 Nxf6 24.Rf4 Kh8 25.h5 h6 26.Rhh4 Qe6 27.Ndxe4 Nxe4 
28.Nxe4 Qxe4 29.Rxe4 Rxe4 30.Rh3 Rxd4 31.Ka1 Be4 32.Qe2 Rd6 33.Rh4 Bh7 34.
Rh1 Red8 35.Rg1 R8d7 36.e4 Bg8 37.e5 Rd2 38.Qf3 R2d3 39.Qg4 Bb3 40.Rc1 Rd1
41.Kb1 g5 42.hxg6 Rxc1+ 43.Kxc1 Rd1+ 44.Qxd1 Bxd1 45.Kxd1 Kg7 46.f4 Kxg6 
47.e6 Kf6 48.f5 a5 49.Ke2 a4 50.Kf3 h5 51.Kg3 b5 52.Kh4 c5 53.Kxh5 b4 54.
axb4 cxb4 55.Kh6 a3 56.e7 Kxe7 57.Kg7 axb2 58.f6+ Kd7 59.f7 b1=Q 60.f8=Q 
Qg1+ 0-1

[Event "America-Europe"]
[Site "Mar del Plata ARG"]
[Date "1981.02.??"]
[Round "2"]
[White "Portisch, Lajos"]
[Black "Christiansen, Larry"]
[Result "0-1"]
[WhiteElo "2650"]
[BlackElo "2515"]
[ECO "E17"]
[EventDate "1981.02.??"]
[PlyCount "70"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.O-O O-O 7.Nc3 Ne4 8.Nxe4 
Bxe4 9.Nh4 f5 10.Bxe4 fxe4 11.Ng2 d5 12.Qc2 Nc6 13.Be3 Na5 14.b3 Rc8 15.
Rad1 Qe8 16.f3 exf3 17.exf3 dxc4 18.Nf4 cxb3 19.axb3 Bd6 20.Rde1 Qf7 21.
Bd2 Bxf4 22.Bxf4 Qd7 23.Re4 Qd5 24.b4 Nc4 25.Rc1 b5 26.Qe2 Rf6 27.Rd1 Qd7 
28.Be5 Rff8 29.Bxg7 Kxg7 30.d5 e5 31.f4 Qf5 32.Rd3 exf4 33.gxf4 Kh8 34.Rg3
Qf6 35.Qd3 Rce8 0-1

[Event "America-Europe"]
[Site "Mar del Plata ARG"]
[Date "1981.02.??"]
[Round "2"]
[White "Browne, Walter Shawn"]
[Black "Larsen, Bent"]
[Result "1/2-1/2"]
[WhiteElo "2555"]
[BlackElo "2610"]
[ECO "E11"]
[EventDate "1981.02.??"]
[PlyCount "81"]

1.d4 Nf6 2.c4 e6 3.Nf3 Bb4+ 4.Nbd2 O-O 5.a3 Bxd2+ 6.Qxd2 d6 7.b4 Nbd7 8.e3
e5 9.dxe5 dxe5 10.Bb2 Qe7 11.Qc3 e4 12.Ne5 a5 13.Nxd7 Bxd7 14.Be2 axb4 15.
axb4 Rxa1+ 16.Bxa1 c5 17.b5 Ra8 18.O-O Ne8 19.Rd1 f6 20.Bb2 Be6 21.Qd2 Kf8
22.h3 b6 23.Bf1 Ra7 24.Qc2 Nd6 25.Rd2 Ra8 26.Rd1 Bf7 27.Be2 h6 28.Rc1 Qe6 
29.Qd1 h5 30.Rc2 Kg8 31.Rd2 Nxc4 32.Bxc4 Qxc4 33.Rd8+ Rxd8 34.Qxd8+ Kh7 
35.Qxb6 Qb4 36.Qc7 Qxb2 37.Qxf7 Qa1+ 38.Kh2 Qe5+ 39.Kg1 Qa1+ 40.Kh2 Qe5+ 
41.Kg1 1/2-1/2

[Event "America-Europe"]
[Site "Mar del Plata ARG"]
[Date "1981.02.??"]
[Round "3"]
[White "Seirawan, Yasser"]
[Black "Portisch, Lajos"]
[Result "0-1"]
[WhiteElo "2555"]
[BlackElo "2650"]
[ECO "A34"]
[EventDate "1981.02.??"]
[PlyCount "92"]

1.c4 c5 2.g3 Nf6 3.Bg2 d5 4.cxd5 Nxd5 5.Nc3 Nc7 6.d3 e5 7.Nf3 Nc6 8.O-O 
Be7 9.Nd2 Bd7 10.Nc4 f6 11.f4 b5 12.Ne3 Rc8 13.a4 b4 14.Ncd5 O-O 15.Nxe7+ 
Qxe7 16.Nc4 Rfd8 17.b3 exf4 18.gxf4 Be8 19.e3 Nd5 20.Qc2 Bg6 21.f5 Bf7 22.
Rf3 Nb6 23.Rg3 Nxc4 24.dxc4 Ne5 25.e4 Kh8 26.Bf4 Rd4 27.Rd1 Rcd8 28.Rxd4 
cxd4 29.Bf1 g5 30.fxg6 Bxg6 31.Bg2 a5 32.Qd2 Nc6 33.Bh6 Ne5 34.Bf4 Nf7 35.
Rd3 Qc5 36.Qf2 Kg7 37.h3 Ng5 38.Rg3 Ne6 39.Bd2 d3 40.Be3 Qe5 41.Kh2 Kf7 
42.Bd2 Rd7 43.Qb6 Nd4 44.Be1 Bxe4 45.Bf2 Nf5 46.Bxe4 Qxe4 0-1

[Event "America-Europe"]
[Site "Mar del Plata ARG"]
[Date "1981.02.??"]
[Round "3"]
[White "Christiansen, Larry"]
[Black "Ljubojevic, Ljubomir"]
[Result "1/2-1/2"]
[WhiteElo "2515"]
[BlackElo "2605"]
[ECO "A26"]
[EventDate "1981.02.??"]
[PlyCount "89"]

1.c4 e5 2.Nc3 Nc6 3.d3 d6 4.g3 g6 5.Bg2 Bg7 6.Rb1 Nf6 7.e4 Bg4 8.Nge2 Nd4 
9.h3 Bf3 10.Bxf3 Nxf3+ 11.Kf1 Nd7 12.Kg2 Nd4 13.Nxd4 exd4 14.Ne2 O-O 15.
Nf4 a5 16.b3 Nc5 17.Ba3 b6 18.h4 h5 19.Bxc5 bxc5 20.g4 Be5 21.Qf3 Qf6 22.
Nd5 Qxf3+ 23.Kxf3 c6 24.Nb6 Ra7 25.Rbg1 hxg4+ 26.Rxg4 f5 27.exf5 Rb7 28.
Rxg6+ Kh7 29.Rg5 Rxb6 30.Rhg1 Rf6 31.Rg7+ Kh6 32.Ke4 Bh2 33.R1g6+ Rxg6 34.
Rxg6+ Kh5 35.f4 Rb8 36.Rxd6 Rg8 37.Rxc6 Rg4 38.Rxc5 Rxf4+ 39.Kd5 Kg4 40.
Rc8 Kf3 41.Re8 Rxf5+ 42.Kxd4 Bd6 43.Re3+ Kf4 44.Re4+ Kf3 45.Re3+ 1/2-1/2

[Event "America-Europe"]
[Site "Mar del Plata ARG"]
[Date "1981.02.??"]
[Round "3"]
[White "Larsen, Bent"]
[Black "Quinteros, Miguel Angel"]
[Result "1-0"]
[WhiteElo "2610"]
[BlackElo "2505"]
[ECO "A56"]
[EventDate "1981.02.??"]
[PlyCount "113"]

1.d4 Nf6 2.c4 c5 3.d5 g6 4.Nc3 Bg7 5.e4 d6 6.Nf3 O-O 7.Be2 e5 8.Bg5 h6 9.
Bd2 Nh5 10.g3 Nd7 11.Qc2 Ndf6 12.h3 Bd7 13.a4 Qe7 14.Nh4 Kh7 15.Ng2 Rfe8 
16.a5 Bf8 17.Qc1 Qd8 18.Kf1 Qc8 19.g4 Nf4 20.Nxf4 exf4 21.Qc2 Re5 22.Bxf4 
Qe8 23.Bd3 g5 24.Bd2 Ng8 25.f3 Kg7 26.Ne2 Ne7 27.h4 Ng6 28.h5 Ne7 29.Kf2 
Kh8 30.b4 Bg7 31.Rab1 Qc8 32.Qb3 Rb8 33.Qa3 Qc7 34.Rb3 Nc8 35.Bc3 Re8 36.
Bxg7+ Kxg7 37.Rhb1 b6 38.Ng3 Qd8 39.Qb2+ Qf6 40.Qxf6+ Kxf6 41.Ke3 Rb7 42.
Nf1 Rc7 43.Nd2 Kg7 44.Be2 f5 45.gxf5 Bxf5 46.bxc5 dxc5 47.axb6 axb6 48.Kf2
Bd7 49.Ra3 Kf6 50.Ra8 Ke5 51.Ke3 Rb7 52.Rf1 Rf8 53.Nb3 Kd6 54.f4 gxf4+ 55.
Rxf4 Rg8 56.Nd2 Rg3+ 57.Rf3 1-0

[Event "America-Europe"]
[Site "Mar del Plata ARG"]
[Date "1981.02.??"]
[Round "3"]
[White "Andersson, Ulf"]
[Black "Browne, Walter Shawn"]
[Result "1-0"]
[WhiteElo "2610"]
[BlackElo "2555"]
[ECO "A30"]
[EventDate "1981.02.??"]
[PlyCount "57"]

1.c4 c5 2.Nf3 Nf6 3.g3 d5 4.cxd5 Nxd5 5.Bg2 Nc6 6.Nc3 g6 7.O-O Bg7 8.Nxd5 
Qxd5 9.d3 O-O 10.Be3 Bxb2 11.Rb1 Bg7 12.Qa4 Qh5 13.Rb5 e5 14.Bxc5 Re8 15.
Be3 Re7 16.Rfb1 a6 17.h4 h6 18.Nd2 Rb8 19.Rc5 Nd8 20.Bf3 Qf5 21.Qc2 Bd7 
22.Ne4 Bc6 23.Nd6 Qd7 24.Bxc6 Qxd6 25.Bf3 b5 26.Rc1 Ne6 27.Rc6 Qa3 28.Qb3 
Qa5 29.Bd5 1-0

[Event "America-Europe"]
[Site "Mar del Plata ARG"]
[Date "1981.02.??"]
[Round "4"]
[White "Christiansen, Larry"]
[Black "Larsen, Bent"]
[Result "0-1"]
[WhiteElo "2515"]
[BlackElo "2610"]
[ECO "C78"]
[EventDate "1981.02.??"]
[PlyCount "69"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O b5 6.Bb3 Bb7 7.d3 Be7 8.Nc3 d6 
9.a4 b4 10.Nd5 O-O 11.a5 Nxd5 12.Bxd5 Nxa5 13.Rxa5 c6 14.Bxf7+ Rxf7 15.Ra1
a5 16.b3 Bf6 17.Bb2 Qb6 18.Nd2 d5 19.Kh1 Ba6 20.f4 exf4 21.e5 Bg5 22.e6 
Re7 23.Qg4 Bh6 24.Bf6 Ree8 25.Rae1 Bc8 26.Rxf4 Qc7 27.Rf2 c5 28.Nf1 d4 29.
Re5 Qc6 30.Rg5 Ra7 31.Bxg7 Bxg5 32.Bf6 h6 33.Rf5 Rg7 34.Bxg7 Qxe6 35.Qh5 
0-1

[Event "America-Europe"]
[Site "Mar del Plata ARG"]
[Date "1981.02.??"]
[Round "4"]
[White "Portisch, Lajos"]
[Black "Browne, Walter Shawn"]
[Result "1/2-1/2"]
[WhiteElo "2650"]
[BlackElo "2555"]
[ECO "E14"]
[EventDate "1981.02.??"]
[PlyCount "155"]

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 Rc8 12.Rac1 Re8 13.Rfd1 Bf8 14.Nf1 g6 15.Ne3 
Bg7 16.Bb1 Qe7 17.a3 Na5 18.Ba2 Ba6 19.Qe1 Nc6 20.Rc2 Rc7 21.Qd2 Rec8 22.
Qc1 Qd8 23.c5 Bb5 24.Qa1 Ne4 25.Nd2 Be2 26.Rdc1 Bd3 27.b4 Bxc2 28.Rxc2 
Nxd2 29.Rxd2 b5 30.Bc3 Ra8 31.Qb1 Rb7 32.Bb3 a5 33.Bd1 axb4 34.axb4 Rba7 
35.g3 Ra3 36.Qc1 Qf6 37.Ng4 Qf5 38.Kg2 h5 39.Ne3 Qe4+ 40.Bf3 Rxc3 41.Qxc3 
Bxd4 42.Qb3 Qe5 43.Nxd5 exd5 44.Qxd5 Ra1 45.Qxe5 Nxe5 46.Bd5 Bc3 47.Rc2 
Bxb4 48.c6 Bd6 49.c7 Bxc7 50.Rxc7 Rd1 51.Rc5 b4 52.Bb3 Rb1 53.Ba2 Rb2 54.
Rxe5 Rxa2 55.Rb5 Rb2 56.h4 Kg7 57.Rb6 b3 58.Kf3 Kf8 59.Rb7 Kg7 60.Rb6 Kf8 
61.Rb7 Ke8 62.Ke3 f6 63.Rg7 Rc2 64.Rxg6 b2 65.Rg8+ Kd7 66.Rb8 Kc7 67.Rb4 
Kc6 68.f3 Kc5 69.Rb8 Kc4 70.Kf4 Kc3 71.g4 hxg4 72.fxg4 Rc1 73.Kf5 b1=Q+ 
74.Rxb1 Rxb1 75.Kxf6 Kd4 76.h5 Rb6+ 77.Kg7 Ke5 78.h6 1/2-1/2

[Event "America-Europe"]
[Site "Mar del Plata ARG"]
[Date "1981.02.??"]
[Round "4"]
[White "Quinteros, Miguel Angel"]
[Black "Ljubojevic, Ljubomir"]
[Result "1/2-1/2"]
[WhiteElo "2505"]
[BlackElo "2605"]
[ECO "A25"]
[EventDate "1981.02.??"]
[PlyCount "40"]

1.c4 e5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.e3 Nf6 6.Nge2 O-O 7.d4 d6 8.O-O Re8 
9.d5 Na5 10.b3 a6 11.Qc2 Bd7 12.Bb2 b5 13.cxb5 axb5 14.a3 Qb8 15.Na2 Qb6 
16.Nb4 Rac8 17.Nc3 Bf5 18.Qd1 Bg4 19.Qc2 Bf5 20.Qd1 Bg4 1/2-1/2

[Event "America-Europe"]
[Site "Mar del Plata ARG"]
[Date "1981.02.??"]
[Round "4"]
[White "Andersson, Ulf"]
[Black "Seirawan, Yasser"]
[Result "1/2-1/2"]
[WhiteElo "2610"]
[BlackElo "2555"]
[ECO "A26"]
[EventDate "1981.02.??"]
[PlyCount "90"]

1.c4 e5 2.g3 Nc6 3.Bg2 g6 4.Nc3 Bg7 5.d3 d6 6.Rb1 Bd7 7.b4 Rb8 8.Nf3 a6 9.
a4 a5 10.bxa5 Nxa5 11.O-O Ne7 12.Bd2 O-O 13.c5 Nac6 14.cxd6 cxd6 15.Nb5 d5
16.Bc1 h6 17.Ba3 Be6 18.Qc2 Qd7 19.Rfc1 Ra8 20.Nd2 Rfc8 21.Qd1 Ra6 22.Nb3 
b6 23.Nd2 Bf8 24.e4 dxe4 25.Nxe4 Bg7 26.Bxe7 Nxe7 27.Rxc8+ Nxc8 28.Rc1 Ra5
29.Rc7 Qd8 30.Qc2 Kh8 31.h4 Qf8 32.Rb7 Qb4 33.Nc7 Bb3 34.Qe2 Qxa4 35.Rb8 
Qd7 36.Na8 Kh7 37.Nxb6 Qc7 38.Rxc8 Qxb6 39.Qe3 Ra1+ 40.Kh2 Qxe3 41.fxe3 
Be6 42.Rc2 Re1 43.Nc5 Bg4 44.Bd5 f6 45.Kg2 h5 1/2-1/2

[Event "America-Europe"]
[Site "Mar del Plata ARG"]
[Date "1981.02.??"]
[Round "5"]
[White "Quinteros, Miguel Angel"]
[Black "Portisch, Lajos"]
[Result "0-1"]
[WhiteElo "2505"]
[BlackElo "2650"]
[ECO "A34"]
[EventDate "1981.02.??"]
[PlyCount "92"]

1.c4 c5 2.Nc3 Nf6 3.g3 d5 4.cxd5 Nxd5 5.Bg2 Nc7 6.Qb3 Nc6 7.Bxc6+ bxc6 8.
Qa4 Qd7 9.Nf3 f6 10.d3 e5 11.O-O Ne6 12.Be3 Rb8 13.Rab1 Be7 14.Rfc1 O-O 
15.Ne4 Rb5 16.Qc4 Kh8 17.a4 Rb4 18.Qc2 c4 19.dxc4 c5 20.Rd1 Nd4 21.Bxd4 
exd4 22.b3 Qh3 23.Qd2 Bb7 24.Qd3 a5 25.Ned2 Rb6 26.Re1 Rd8 27.Nh4 g6 28.f3
Re6 29.Ng2 Bd6 30.Ne4 Bxe4 31.fxe4 Qg4 32.e3 Rxe4 33.exd4 Rxd4 34.Qe2 Qxe2
35.Rxe2 Be5 36.Ne3 Re4 37.Kf1 Rd3 38.Nc2 Rf3+ 39.Rf2 Rc3 40.Rd2 h5 41.Ne1 
h4 42.Rbd1 hxg3 43.hxg3 Rxg3 44.Rh2+ Kg8 45.Rd8+ Kf7 46.Nd3 Bd4 0-1

[Event "America-Europe"]
[Site "Mar del Plata ARG"]
[Date "1981.02.??"]
[Round "5"]
[White "Ljubojevic, Ljubomir"]
[Black "Browne, Walter Shawn"]
[Result "1/2-1/2"]
[WhiteElo "2605"]
[BlackElo "2555"]
[ECO "B92"]
[EventDate "1981.02.??"]
[PlyCount "116"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 e5 7.Nb3 Be7 8.O-O 
O-O 9.Be3 Be6 10.f4 exf4 11.Rxf4 Nc6 12.Nd4 Nxd4 13.Bxd4 Rc8 14.Qe1 Nd7 
15.Rd1 Bf6 16.Bxf6 Nxf6 17.Qf2 Qe7 18.Qd4 Rc6 19.e5 dxe5 20.Qxe5 b5 21.Bf3
Rc5 22.Qd6 Qxd6 23.Rxd6 a5 24.a3 Rb8 25.Rc6 Rxc6 26.Bxc6 b4 27.axb4 axb4 
28.Nb5 Nd5 29.Re4 b3 30.cxb3 Ne7 31.Nd4 Nxc6 32.Nxc6 Rxb3 33.Rb4 Rxb4 34.
Nxb4 Kf8 35.Kf2 Ke7 36.Ke3 Kd6 37.Kd4 f5 38.Nd3 g5 39.g3 Bb3 40.Ne5 Bd5 
41.Nd3 Bb3 42.Ne1 Bd5 43.Nc2 Bg8 44.Nb4 h6 45.Nd3 Bd5 46.b4 Bc6 47.Ne5 Bd5
48.b5 f4 49.gxf4 gxf4 50.Ng4 f3 51.Ke3 Kc5 52.Nxh6 Kxb5 53.h4 Kc6 54.h5 
Kd6 55.Nf5+ Ke5 56.h6 Bg8 57.Ne7 Bh7 58.Kxf3 Bb1 1/2-1/2

[Event "America-Europe"]
[Site "Mar del Plata ARG"]
[Date "1981.02.??"]
[Round "5"]
[White "Andersson, Ulf"]
[Black "Christiansen, Larry"]
[Result "1-0"]
[WhiteElo "2610"]
[BlackElo "2515"]
[ECO "A04"]
[EventDate "1981.02.??"]
[PlyCount "67"]

1.Nf3 d6 2.d4 g6 3.g3 Bg7 4.Bg2 Nf6 5.O-O O-O 6.Re1 d5 7.c4 c6 8.cxd5 cxd5
9.Ne5 Ng4 10.Nxg4 Bxg4 11.Nc3 Nc6 12.Nxd5 Nxd4 13.Be3 Nc6 14.Qb3 Rb8 15.
Qa3 Re8 16.Rad1 Qc8 17.Rc1 Bh3 18.Rxc6 bxc6 19.Nxe7+ Rxe7 20.Qxe7 Bxg2 21.
Kxg2 Rb7 22.Qd6 Rxb2 23.Rd1 h5 24.Qe7 Qe6 25.Rd8+ Kh7 26.Qxe6 fxe6 27.Rd7 
e5 28.Rxa7 Rxe2 29.a4 Kg8 30.a5 Bf8 31.a6 c5 32.Rc7 Ra2 33.a7 e4 34.Kh3 
1-0

[Event "America-Europe"]
[Site "Mar del Plata ARG"]
[Date "1981.02.??"]
[Round "5"]
[White "Seirawan, Yasser"]
[Black "Larsen, Bent"]
[Result "0-1"]
[WhiteElo "2555"]
[BlackElo "2610"]
[ECO "A41"]
[EventDate "1981.02.??"]
[PlyCount "84"]

1.c4 d6 2.d4 e5 3.Nf3 e4 4.Nfd2 f5 5.e3 c5 6.b4 cxd4 7.exd4 Nf6 8.Nb3 Be7 
9.Be2 O-O 10.Be3 Na6 11.Qd2 Qe8 12.a3 Nc7 13.Nc3 Bd7 14.a4 a6 15.a5 d5 16.
c5 Ne6 17.g3 Bd8 18.O-O-O Bc7 19.Kb2 Bc6 20.Ka3 Qd7 21.h3 Rf7 22.Nc1 Raf8 
23.Rdg1 Ne8 24.h4 Nf6 25.Bd1 Qd8 26.Bb3 Rd7 27.N1e2 Qb8 28.Qa2 h6 29.Rf1 
Kh7 30.f3 Bxg3 31.f4 Nh5 32.Bxd5 Nexf4 33.Bxc6 bxc6 34.Nxg3 Nd3 35.b5 Nxg3
36.Qe6 Qd8 37.b6 Rxd4 38.Qxc6 Ne5 39.Qe6 Nc4+ 40.Kb3 Nxe3 41.Rfg1 Rf6 42.
Qe5 Qg8+ 0-1

[Event "America-Europe"]
[Site "Mar del Plata ARG"]
[Date "1981.02.??"]
[Round "6"]
[White "Larsen, Bent"]
[Black "Browne, Walter Shawn"]
[Result "0-1"]
[WhiteElo "2610"]
[BlackElo "2555"]
[ECO "A46"]
[EventDate "1981.02.??"]
[PlyCount "86"]

1.d4 Nf6 2.Nf3 e6 3.Bf4 b6 4.e3 Bb7 5.Bd3 Be7 6.O-O Nh5 7.Nbd2 O-O 8.a4 a5
9.h3 Nxf4 10.exf4 c5 11.c3 Nc6 12.dxc5 bxc5 13.f5 exf5 14.Bxf5 d5 15.Re1 
Bf6 16.Qc2 g6 17.Bd3 Rb8 18.Rad1 Qc7 19.Nf1 Nd8 20.Ne3 Ne6 21.Bf1 Rfd8 22.
Ng4 Bg7 23.Nge5 c4 24.b3 cxb3 25.Qxb3 Nc5 26.Qa3 Ne4 27.Ng4 h6 28.Ne3 Nxc3
29.Rd3 Rbc8 30.Nd4 Ba6 31.Rd2 Bxf1 32.Nxf1 Qb6 33.Nf3 Nb1 34.Qe7 Nxd2 35.
N1xd2 Bf6 36.Qe2 Re8 37.Qxe8+ Rxe8 38.Rxe8+ Kg7 39.Nf1 Qc6 40.Re1 Qxa4 41.
Ne3 Bc3 42.Rb1 d4 43.Nd5 Qa2 0-1

[Event "America-Europe"]
[Site "Mar del Plata ARG"]
[Date "1981.02.??"]
[Round "6"]
[White "Seirawan, Yasser"]
[Black "Ljubojevic, Ljubomir"]
[Result "1/2-1/2"]
[WhiteElo "2555"]
[BlackElo "2605"]
[ECO "A31"]
[EventDate "1981.02.??"]
[PlyCount "55"]

1.Nf3 c5 2.c4 Nf6 3.d4 cxd4 4.Nxd4 b6 5.Nc3 Bb7 6.f3 a6 7.e4 Qc7 8.Be3 e6 
9.Be2 Be7 10.O-O d6 11.Qd2 O-O 12.Rfd1 Nbd7 13.Rac1 Rac8 14.Bf1 Qb8 15.Qf2
Rfe8 16.b4 Bf8 17.a3 Ne5 18.Na4 Nfd7 19.h3 Ba8 20.Nb3 Rc6 21.Nb2 Nf6 22.
Bd4 Ned7 23.Na4 d5 24.exd5 exd5 25.c5 b5 26.Nc3 Rce6 27.f4 Nh5 28.f5 
1/2-1/2

[Event "America-Europe"]
[Site "Mar del Plata ARG"]
[Date "1981.02.??"]
[Round "6"]
[White "Andersson, Ulf"]
[Black "Quinteros, Miguel Angel"]
[Result "1/2-1/2"]
[WhiteElo "2610"]
[BlackElo "2505"]
[ECO "A46"]
[EventDate "1981.02.??"]
[PlyCount "82"]

1.Nf3 d6 2.d4 Nf6 3.g3 g6 4.Bg2 Bg7 5.O-O O-O 6.Re1 c5 7.dxc5 dxc5 8.Qxd8 
Rxd8 9.Ne5 Na6 10.c3 Nd5 11.Nc4 Be6 12.Nba3 Rd7 13.Rb1 Rad8 14.e4 Ndb4 15.
cxb4 cxb4 16.b3 bxa3 17.Bxa3 b5 18.Ne3 Bc3 19.Red1 b4 20.Rxd7 Rxd7 21.Bb2 
Rd2 22.Bxc3 bxc3 23.Rc1 Rxa2 24.Rxc3 Ra1+ 25.Bf1 Bh3 26.f3 Nb4 27.Kf2 Bxf1
28.Nxf1 Ra2+ 29.Ke3 Nc2+ 30.Kd2 Nd4+ 31.Ke3 e5 32.Nd2 Ra1 33.f4 Rh1 34.h4 
Re1+ 35.Kd3 Rg1 36.fxe5 Nb5 37.Rc8+ Kg7 38.Ke3 Rxg3+ 39.Nf3 a6 40.Ra8 Nd4 
41.Kxd4 Rxf3 1/2-1/2

[Event "America-Europe"]
[Site "Mar del Plata ARG"]
[Date "1981.02.??"]
[Round "6"]
[White "Christiansen, Larry"]
[Black "Portisch, Lajos"]
[Result "1/2-1/2"]
[WhiteElo "2515"]
[BlackElo "2650"]
[ECO "E12"]
[EventDate "1981.02.??"]
[PlyCount "87"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.Bf4 Bb7 5.Nc3 Bb4 6.Qb3 a5 7.a3 Bxc3+ 8.Qxc3 
d6 9.e3 Nbd7 10.Bd3 Ne4 11.Qc2 f5 12.h4 Qe7 13.O-O-O e5 14.Bh2 O-O 15.c5 
bxc5 16.Qb3+ Qf7 17.Qxf7+ Kxf7 18.Rhf1 exd4 19.exd4 h6 20.dxc5 Ndxc5 21.
Bc4+ Kg6 22.Nd4 Ba6 23.Bxa6 Rxa6 24.f3 Nf6 25.g4 fxg4 26.fxg4 Re8 27.g5 
hxg5 28.hxg5 Ng4 29.Bg1 Rb6 30.Nf5 Re2 31.Bxc5 dxc5 32.Rd7 Nf2 33.Rxg7+ 
Kxf5 34.Rxf2+ Rxf2 35.Rf7+ Ke4 36.Rxf2 Rg6 37.Rg2 Kf3 38.Rg1 Kf2 39.Rd1 
Rxg5 40.Rd7 Ke3 41.Kc2 Ke4 42.Kb3 Rd5 43.Rxc7 Kd3 44.Rh7 1/2-1/2

[Event "America-Europe"]
[Site "Mar del Plata ARG"]
[Date "1981.02.??"]
[Round "7"]
[White "Quinteros, Miguel Angel"]
[Black "Larsen, Bent"]
[Result "1-0"]
[WhiteElo "2505"]
[BlackElo "2610"]
[ECO "A06"]
[EventDate "1981.02.??"]
[PlyCount "87"]

1.Nf3 d5 2.g3 Nc6 3.c4 d4 4.Bg2 e5 5.O-O Nf6 6.d3 Bd6 7.Na3 Bxa3 8.bxa3 
O-O 9.Rb1 Rb8 10.Nd2 Bd7 11.Nb3 Qe7 12.e3 dxe3 13.fxe3 Rfe8 14.h3 Nd8 15.
d4 Bc6 16.d5 Ba4 17.e4 Nd7 18.Qe1 b6 19.Qb4 Qxb4 20.axb4 Nb7 21.Be3 Nd6 
22.Rbc1 Rec8 23.c5 Nb5 24.Nd2 Na3 25.c6 Nf8 26.Nb1 Nxb1 27.Rxb1 a6 28.Rf2 
Rd8 29.Bf1 Bb5 30.a4 Bxf1 31.Rbxf1 f6 32.g4 h6 33.h4 Nh7 34.g5 hxg5 35.
hxg5 b5 36.a5 fxg5 37.Rf7 Rbc8 38.Bb6 cxb6 39.axb6 Nf6 40.R1xf6 gxf6 41.
Ra7 Kf8 42.b7 Rb8 43.c7 Ke7 44.d6+ 1-0

[Event "America-Europe"]
[Site "Mar del Plata ARG"]
[Date "1981.02.??"]
[Round "7"]
[White "Ljubojevic, Ljubomir"]
[Black "Christiansen, Larry"]
[Result "1/2-1/2"]
[WhiteElo "2605"]
[BlackElo "2515"]
[ECO "C42"]
[EventDate "1981.02.??"]
[PlyCount "65"]

1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Be7 7.O-O Bf5 8.Re1 
Nc6 9.Nbd2 Nxd2 10.Qxd2 Bxd3 11.Qxd3 O-O 12.Bf4 Qd7 13.Re2 a6 14.Rae1 Rae8
15.c3 Bd8 16.Rxe8 Rxe8 17.Rxe8+ Qxe8 18.Qf5 Ne7 19.Qg4 Ng6 20.Bg5 Bxg5 21.
Qxg5 c6 22.h4 h6 23.Qg3 Qd8 24.h5 Nf8 25.Qe5 Ne6 26.Qf5 Qe8 27.Ne5 b6 28.
Qd3 b5 29.b4 Ng5 30.f3 Qe6 31.Kf2 Qf6 32.g3 Ne4+ 33.Kg2 1/2-1/2

[Event "America-Europe"]
[Site "Mar del Plata ARG"]
[Date "1981.02.??"]
[Round "7"]
[White "Portisch, Lajos"]
[Black "Seirawan, Yasser"]
[Result "1/2-1/2"]
[WhiteElo "2650"]
[BlackElo "2555"]
[ECO "E15"]
[EventDate "1981.02.??"]
[PlyCount "36"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Ba6 5.Nbd2 Bb4 6.Qa4 c5 7.a3 Bxd2+ 8.Bxd2 
O-O 9.Bf4 Qc8 10.Bd6 Re8 11.dxc5 Ne4 12.Bg2 bxc5 13.Nd2 Nxd2 14.Kxd2 Bb7 
15.f3 Nc6 16.e3 Qd8 17.b4 Qf6 18.Qb3 Nd4 1/2-1/2

[Event "America-Europe"]
[Site "Mar del Plata ARG"]
[Date "1981.02.??"]
[Round "7"]
[White "Browne, Walter Shawn"]
[Black "Andersson, Ulf"]
[Result "1/2-1/2"]
[WhiteElo "2555"]
[BlackElo "2610"]
[ECO "E12"]
[EventDate "1981.02.??"]
[PlyCount "32"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.Nc3 Bb4 5.Qc2 Bb7 6.a3 Bxc3+ 7.Qxc3 O-O 8.e3 
c5 9.b4 a5 10.bxc5 bxc5 11.Be2 cxd4 12.exd4 Nc6 13.O-O Ne7 14.Re1 Nf5 15.
Bb2 Rc8 16.Rac1 Ba6 1/2-1/2

[Event "America-Europe"]
[Site "Mar del Plata ARG"]
[Date "1981.02.??"]
[Round "8"]
[White "Seirawan, Yasser"]
[Black "Andersson, Ulf"]
[Result "0-1"]
[WhiteElo "2555"]
[BlackElo "2610"]
[ECO "A07"]
[EventDate "1981.02.??"]
[PlyCount "86"]

1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6 6.Nge2 e6 7.a3 Nge7 8.Rb1 b6 
9.O-O Bb7 10.Be3 Nd4 11.Qd2 O-O 12.f4 Qd7 13.b4 Rac8 14.bxc5 dxc5 15.Bf2 
c4 16.Nxd4 Bxd4 17.Nb5 Bxf2+ 18.Qxf2 cxd3 19.cxd3 Ba6 20.a4 Rc5 21.Qb2 Nc6
22.d4 Bxb5 23.dxc5 Bxf1 24.Rxf1 bxc5 25.Rc1 Rb8 26.Qf2 Nb4 27.Bf1 Nd3 28.
Rd1 Rb1 29.Rd2 c4 30.Kg2 Nxf2 31.Rxd7 Ng4 32.Be2 c3 33.Rxa7 c2 34.Ra8+ Kg7
35.Rc8 c1=Q 36.Rxc1 Rxc1 37.Bxg4 Rc2+ 38.Kg1 Rc4 39.Bf3 Rxa4 40.e5 h6 41.
Kf2 Ra2+ 42.Be2 g5 43.Ke3 gxf4+ 0-1

[Event "America-Europe"]
[Site "Mar del Plata ARG"]
[Date "1981.02.??"]
[Round "8"]
[White "Browne, Walter Shawn"]
[Black "Portisch, Lajos"]
[Result "1/2-1/2"]
[WhiteElo "2555"]
[BlackElo "2650"]
[ECO "E12"]
[EventDate "1981.02.??"]
[PlyCount "54"]

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.Qe2 cxd4 13.cxd4 Qc8 14.Bb2 Ba6 15.O-O 
Bxd3 16.Qxd3 Nd7 17.Rfe1 Rd8 18.d5 Nc5 19.Qc4 Qb7 20.Rad1 Rac8 21.Ba1 Nd7 
22.Qa2 exd5 23.exd5 Nf6 24.Bxf6 Bxf6 25.Ne5 Bxe5 26.Rxe5 Qc7 27.Qe2 Qc2 
1/2-1/2

[Event "America-Europe"]
[Site "Mar del Plata ARG"]
[Date "1981.02.??"]
[Round "8"]
[White "Ljubojevic, Ljubomir"]
[Black "Quinteros, Miguel Angel"]
[Result "1-0"]
[WhiteElo "2605"]
[BlackElo "2505"]
[ECO "A07"]
[EventDate "1981.02.??"]
[PlyCount "63"]

1.e4 c5 2.Nc3 d6 3.g3 Nc6 4.Bg2 g6 5.d3 Bg7 6.Be3 e6 7.Qd2 Nge7 8.Bh6 Bxh6
9.Qxh6 Nd4 10.O-O-O Nec6 11.Nge2 Bd7 12.Qg7 Rf8 13.Kb1 Qe7 14.Qxh7 Qf6 15.
Qh6 Qxf2 16.Rdf1 Qxg2 17.Rhg1 Qxe2 18.Nxe2 Nxe2 19.Rg2 Ned4 20.c3 Nb5 21.
a4 Nc7 22.Rgf2 Ne5 23.d4 cxd4 24.cxd4 Nc6 25.Qxf8+ Kxf8 26.Rxf7+ Kg8 27.
Rxd7 Ne8 28.Rdf7 Ng7 29.Rxb7 a5 30.Rf6 Kh7 31.d5 exd5 32.Rxd6 1-0

[Event "America-Europe"]
[Site "Mar del Plata ARG"]
[Date "1981.02.??"]
[Round "8"]
[White "Larsen, Bent"]
[Black "Christiansen, Larry"]
[Result "0-1"]
[WhiteElo "2610"]
[BlackElo "2515"]
[ECO "A75"]
[EventDate "1981.02.??"]
[PlyCount "136"]

1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.Be2 Bg7 8.Nf3 O-O 
9.O-O a6 10.a4 Bg4 11.a5 Re8 12.h3 Bxf3 13.Bxf3 Nbd7 14.Qc2 Qc7 15.Ra4 Re7
16.Bg5 h6 17.Be3 Rae8 18.b3 Nh7 19.Be2 Nhf6 20.Rd1 b5 21.axb6 Nxb6 22.Rxa6
Nxe4 23.Nb5 Qb8 24.Bf1 Rb7 25.Bf4 g5 26.Re1 Rbe7 27.Bxd6 Nxd6 28.Rxe7 Rxe7
29.Qxc5 Ndc8 30.Rxb6 Qxb6 31.Qxc8+ Bf8 32.Qc6 Qa5 33.g3 Re1 34.Qc4 Qd2 35.
Kg2 Rd1 36.d6 Bxd6 37.Nxd6 Qxd6 38.Qc8+ Kg7 39.Bc4 Qf6 40.Qe8 Rd2 41.Qe3 
Qc6+ 42.Qf3 Qxf3+ 43.Kxf3 f5 44.h4 gxh4 45.gxh4 Rd4 46.Kg3 Rg4+ 47.Kh3 Kf6
48.Be2 Rd4 49.Kg3 Ke5 50.f3 Rd7 51.b4 Rg7+ 52.Kf2 Kf4 53.Bd3 Ra7 54.Ke2 
Ra2+ 55.Kd1 Kxf3 56.Bxf5 h5 57.b5 Kg3 58.Kc1 Kxh4 59.b6 Ra6 60.b7 Rb6 61.
Be4 Kg3 62.Kd2 Kf4 63.Kd3 Ke5 64.Bg2 Kd6 65.Kc4 h4 66.Kd4 Kc7 67.Ke3 h3 
68.Bd5 h2 0-1

