[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.03"]
[Round "1"]
[White "Bisguier, Arthur Bernard"]
[Black "Pomar Salamanca, Arturo"]
[Result "0-1"]
[ECO "D47"]
[EventDate "1971.02.03"]
[PlyCount "66"]

1.c4 c6 2.Nc3 d5 3.e3 Nf6 4.Nf3 Nbd7 5.d4 e6 6.Bd3 dxc4 7.Bxc4 b5 8.Bd3 b4
9.Na4 c5 10.dxc5 Nxc5 11.Nxc5 Bxc5 12.O-O Bb7 13.Qe2 Qb6 14.e4 Rd8 15.Ne5 
O-O 16.Bf4 Bd4 17.Rad1 Qc7 18.Ng6 e5 19.Nxf8 exf4 20.Nxh7 Nxh7 21.Ba6 f3 
22.gxf3 Bxa6 23.Qxa6 Ng5 24.Qe2 Qf4 25.Kg2 Rd6 26.Rxd4 Rxd4 27.Qe3 Qh4 28.
f4 Rxe4 29.Qg3 Rxf4 30.Qxh4 Rxh4 31.Rc1 Rd4 32.Rc7 Rd2 33.Rxa7 Rxb2 0-1

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.03"]
[Round "1"]
[White "Durao, Joaquim Manuel"]
[Black "Cardoso, Ruth"]
[Result "1-0"]
[ECO "A01"]
[EventDate "1971.02.03"]
[PlyCount "45"]

1.b3 e5 2.Bb2 Nc6 3.c4 d6 4.g3 Nf6 5.Bg2 Be7 6.Nc3 Bd7 7.d3 Qc8 8.Qd2 Rb8 
9.Nd5 Bd8 10.f4 O-O 11.e4 Re8 12.f5 Nd4 13.Bxd4 exd4 14.Ne2 c6 15.Ndf4 c5 
16.Bf3 Bc6 17.O-O Nd7 18.Bg2 Ne5 19.Nh5 b5 20.f6 gxf6 21.Rf5 Kh8 22.Qh6 
Rg8 23.Nxf6 {Time} 1-0

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.03"]
[Round "1"]
[White "Palacios de la Prida, Ernesto"]
[Black "Huguet, Bernard"]
[Result "1-0"]
[ECO "A03"]
[EventDate "1971.02.03"]
[PlyCount "81"]

1.d3 d5 2.g3 c5 3.Bg2 Nf6 4.f4 Nc6 5.Nf3 e6 6.O-O Be7 7.c3 O-O 8.Qc2 Bd7 
9.e4 b5 10.Nbd2 Qb6 11.h3 Rfd8 12.g4 dxe4 13.dxe4 c4+ 14.Kh1 Be8 15.b3 
cxb3 16.Nxb3 Rac8 17.Qe2 Na5 18.Be3 Qc7 19.Nxa5 Qxa5 20.Bd4 Nd7 21.f5 exf5
22.gxf5 f6 23.e5 Nxe5 24.Nxe5 fxe5 25.Qxe5 Bf6 26.Bd5+ Rxd5 27.Qxd5+ Bf7 
28.Qd6 Rd8 29.Qg3 Bxd4 30.cxd4 Rxd4 31.Rad1 Bd5+ 32.Kg1 Qb6 33.Kh2 Rxd1 
34.Rxd1 Bxa2 35.Rg1 Qb7 36.f6 g6 37.Qd6 Qc8 38.Qe7 Bf7 39.Rc1 Qb8+ 40.Rc7 
Qf8 41.Qd7 1-0

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.03"]
[Round "1"]
[White "Quinteros, Miguel Angel"]
[Black "Ljubojevic, Ljubomir"]
[Result "1/2-1/2"]
[ECO "A41"]
[EventDate "1971.02.03"]
[PlyCount "55"]

1.Nf3 g6 2.g3 Bg7 3.d4 d6 4.Bg2 Nd7 5.c4 e5 6.Nc3 Nh6 7.dxe5 dxe5 8.h4 f6 
9.Bh3 Nf7 10.h5 Nb6 11.Qxd8+ Kxd8 12.Bxc8 Rxc8 13.hxg6 hxg6 14.Rxh8+ Bxh8 
15.b3 Ke7 16.Ba3+ Ke6 17.Nh4 g5 18.Nf3 f5 19.e4 f4 20.Ke2 c6 21.g4 Bf6 22.
Rh1 Be7 23.Bxe7 Kxe7 24.Ne1 Nd7 25.Nd3 Nf8 26.Kd2 Ne6 27.Rh7 Kf6 28.Ne2 
1/2-1/2

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.03"]
[Round "1"]
[White "Rogoff, Kenneth"]
[Black "Benko, Pal"]
[Result "1/2-1/2"]
[ECO "B52"]
[EventDate "1971.02.03"]
[PlyCount "26"]

1.e4 c5 2.Nf3 d6 3.Bb5+ Bd7 4.Bxd7+ Qxd7 5.O-O Nc6 6.c3 Nf6 7.d4 cxd4 8.
cxd4 d5 9.e5 Ne4 10.Ne1 h6 11.f3 Ng5 12.Nc3 Ne6 13.Nc2 f5 1/2-1/2

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.03"]
[Round "1"]
[White "Ruiz Lacalle, Antonio"]
[Black "Medina Garcia, Antonio Angel"]
[Result "0-1"]
[ECO "C76"]
[EventDate "1971.02.03"]
[PlyCount "70"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.O-O Bd7 6.c3 g6 7.d4 Bg7 8.Be3 Nf6 
9.Nbd2 Ng4 10.Bg5 f6 11.Bh4 g5 12.Bxc6 bxc6 13.Bg3 O-O 14.h3 Nh6 15.Nh2 f5
16.exf5 exd4 17.cxd4 Nxf5 18.Nb3 a5 19.Nf3 a4 20.Nc1 g4 21.hxg4 Nxg3 22.
fxg3 Bxg4 23.Ne2 Bh6 24.Qd3 Qd7 25.Nh4 Qe7 26.Nf3 Qe3+ 27.Qxe3 Bxe3+ 28.
Kh2 Rab8 29.Nc3 Bxf3 30.Rxf3 Rxf3 31.gxf3 Rxb2+ 32.Kh3 Bxd4 33.Ne4 d5 34.
Ng5 Bf6 35.Ne6 Re2 0-1

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.03"]
[Round "1"]
[White "Timman, Jan"]
[Black "Visier Segovia, Fernando"]
[Result "1-0"]
[ECO "A38"]
[EventDate "1971.02.03"]
[PlyCount "61"]

1.c4 g6 2.Nc3 Bg7 3.g3 c5 4.Bg2 Nc6 5.a3 Nf6 6.Rb1 a5 7.Nf3 e5 8.O-O O-O 
9.d3 d6 10.Bd2 Rb8 11.Ne1 Ne8 12.Nc2 Bd7 13.b4 b6 14.Qc1 Nc7 15.Bh6 Nd4 
16.Bxg7 Kxg7 17.e3 Nxc2 18.Qxc2 axb4 19.axb4 Na6 20.b5 Nc7 21.f4 f6 22.Ra1
Rf7 23.Qb2 Be6 24.Ra7 Ne8 25.Rfa1 Nc7 26.Bc6 exf4 27.exf4 d5 28.cxd5 Bxd5 
29.Nxd5 Nxd5 30.Rxf7+ Kxf7 31.Qb3 1-0

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.04"]
[Round "2"]
[White "Benko, Pal"]
[Black "Quinteros, Miguel Angel"]
[Result "1/2-1/2"]
[ECO "A32"]
[EventDate "1971.02.03"]
[PlyCount "86"]

1.d4 Nf6 2.c4 c5 3.Nf3 cxd4 4.Nxd4 e6 5.Nc3 Bb4 6.Nb5 a6 7.Nd6+ Ke7 8.
Nxc8+ Qxc8 9.Qb3 Nc6 10.Bd2 Rd8 11.e3 d5 12.cxd5 exd5 13.Be2 Kf8 14.O-O 
Qe6 15.Rfd1 Bd6 16.Bf3 Na5 17.Qa4 Nc6 18.Ne2 Qe5 19.Qh4 Qf5 20.Bc3 Ne4 21.
Nd4 Nxd4 22.Bxd4 Qg6 23.Rac1 Rac8 24.g3 Be7 25.Bxe4 Qxe4 26.Qh3 Rc6 27.
Rxc6 bxc6 28.Rc1 c5 29.Bxc5 Bxc5 30.Rxc5 Qb1+ 31.Qf1 Qxa2 32.Qc1 Qb3 33.
Qd2 Qa2 34.Qc2 g6 35.h4 h5 36.Qc3 Qb1+ 37.Kh2 Qe4 38.Kg1 Qb1+ 39.Kg2 Qe4+ 
40.f3 d4 41.Qa5 Qe7 42.Re5 Qf6 43.Qc5+ Qd6 1/2-1/2

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.04"]
[Round "2"]
[White "Cardoso, Ruth"]
[Black "Ruiz Lacalle, Antonio"]
[Result "1/2-1/2"]
[ECO "D26"]
[EventDate "1971.02.03"]
[PlyCount "70"]

1.d4 d5 2.Nf3 e6 3.e3 c5 4.c4 cxd4 5.exd4 dxc4 6.Bxc4 Nf6 7.O-O Be7 8.Nc3 
O-O 9.Bf4 Nc6 10.Rc1 a6 11.Bb3 Na5 12.Bc2 b5 13.Qe2 Bb7 14.Rfd1 Nc4 15.Ne5
Rc8 16.Bd3 Nb6 17.h3 Nbd5 18.Bd2 Nxc3 19.bxc3 Qd5 20.f4 Qxa2 21.f5 Qd5 22.
fxe6 fxe6 23.Re1 Bd6 24.Nf3 Rfe8 25.c4 Qh5 26.cxb5 Rxc1 27.Rxc1 Bxf3 28.
Qxf3 Qxf3 29.gxf3 axb5 30.Bxb5 Rb8 31.Bd3 Rb2 32.Bc3 Rb8 33.Be1 Kf7 34.Rb1
h6 35.Rxb8 Bxb8 1/2-1/2

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.04"]
[Round "2"]
[White "Ciocaltea, Victor"]
[Black "Timman, Jan"]
[Result "1/2-1/2"]
[ECO "C19"]
[EventDate "1971.02.03"]
[PlyCount "84"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Ne7 7.a4 Nbc6 8.Nf3 
Qa5 9.Bd2 c4 10.g3 f6 11.Bg2 Ng6 12.Qe2 Qc7 13.O-O fxe5 14.dxe5 Ngxe5 15.
Nxe5 Qxe5 16.Qxe5 Nxe5 17.Rfe1 Nc6 18.Bxd5 Kf7 19.Bxc4 Na5 20.Ba2 Re8 21.
Rad1 b6 22.Bf4 Nb7 23.Bc4 Rd8 24.Rd4 Rxd4 25.cxd4 Bd7 26.d5 Re8 27.Bd2 Nc5
28.a5 exd5 29.Bxd5+ Be6 30.Bxe6+ Nxe6 31.axb6 axb6 32.Be3 Rc8 33.Rb1 Rxc2 
34.Rxb6 h5 35.h4 g6 36.Kg2 Rc4 37.Rb7+ Kf6 38.Rd7 Rc8 39.Kf3 Rc4 40.Ke2 
Rc8 41.Bd2 Rc4 42.Kd1 Rc8 1/2-1/2

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.04"]
[Round "2"]
[White "Ljubojevic, Ljubomir"]
[Black "Durao, Joaquim Manuel"]
[Result "1/2-1/2"]
[ECO "C41"]
[EventDate "1971.02.03"]
[PlyCount "93"]

1.e4 e5 2.Nf3 d6 3.d4 Nf6 4.Nc3 Nbd7 5.Bc4 Be7 6.O-O O-O 7.Re1 c6 8.a4 Qc7
9.a5 exd4 10.Nxd4 Nc5 11.h3 Be6 12.Bxe6 Nxe6 13.Nf5 Rfe8 14.Qf3 Bf8 15.Be3
b5 16.axb6 axb6 17.b3 b5 18.Rxa8 Rxa8 19.Nd4 Qa5 20.Nde2 b4 21.Na4 Qe5 22.
Ng3 d5 23.exd5 cxd5 24.Bd2 Qc7 25.c3 bxc3 26.Bxc3 Ng5 27.Qf5 Nfe4 28.Nxe4 
Nxe4 29.Bd4 Qb7 30.Nb6 Rd8 31.Nxd5 Qxd5 32.Qxd5 Rxd5 33.Rxe4 f5 34.Rh4 Be7
35.Rf4 Bd6 36.Rh4 Be7 37.Rf4 g5 38.Rf3 Rxd4 39.Rxf5 Kg7 40.g3 Kg6 41.Rf3 
Rd1+ 42.Kg2 Rc1 43.Kh2 Bf6 44.Kg2 Rc3 45.Rxc3 Bxc3 46.f4 h6 47.Kf3 1/2-1/2

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.04"]
[Round "2"]
[White "Medina Garcia, Antonio Angel"]
[Black "Palacios de la Prida, Ernesto"]
[Result "1-0"]
[ECO "B07"]
[EventDate "1971.02.03"]
[PlyCount "73"]

1.e4 d6 2.Nc3 Nf6 3.g3 g6 4.Bg2 Bg7 5.d3 O-O 6.f4 c6 7.Nf3 Bd7 8.O-O Qc8 
9.Nh4 Bh3 10.f5 Bxg2 11.Kxg2 Nbd7 12.Qe2 b5 13.Bg5 b4 14.Nd1 c5 15.Ne3 Qb7
16.Kg1 Ne5 17.g4 c4 18.Bf4 cxd3 19.cxd3 Qb5 20.Bxe5 Qxe5 21.Nf3 Qb5 22.Rf2
Rac8 23.Raf1 Rfe8 24.Kh1 b3 25.Nd4 Qa4 26.Nxb3 Qxa2 27.Nc1 Qa4 28.g5 Nh5 
29.Ng4 Qa1 30.Qd2 gxf5 31.Rxf5 Rf8 32.Nh6+ Kh8 33.Nxf7+ Kg8 34.Qf2 e6 35.
Rf3 e5 36.Nh6+ Kh8 37.Rxf8+ 1-0

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.04"]
[Round "2"]
[White "Pomar Salamanca, Arturo"]
[Black "Rogoff, Kenneth"]
[Result "1/2-1/2"]
[ECO "A39"]
[EventDate "1971.02.03"]
[PlyCount "103"]

1.d4 Nf6 2.Nf3 g6 3.g3 Bg7 4.Bg2 O-O 5.O-O c5 6.c4 cxd4 7.Nxd4 Nc6 8.Nc3 
Nxd4 9.Qxd4 d6 10.Qd3 a6 11.Rd1 Bf5 12.e4 Be6 13.Bd2 Ng4 14.Nd5 Rc8 15.Qe2
b5 16.cxb5 axb5 17.h3 Nf6 18.Bc3 Nxd5 19.Bxg7 Nf4 20.gxf4 Bc4 21.Qd2 Kxg7 
22.e5 dxe5 23.Qxd8 Rfxd8 24.Rxd8 Rxd8 25.fxe5 Be6 26.Bc6 b4 27.a4 bxa3 28.
bxa3 Bxh3 29.a4 Rc8 30.Be4 Rc5 31.a5 Bc8 32.a6 Bxa6 33.Rxa6 Rxe5 34.Bg2 h5
35.Ra4 Re1+ 36.Kh2 Re2 37.Kg3 Re5 38.f4 Rc5 39.Kh4 e6 40.Bh3 Rc3 41.Ra7 
Kf6 42.Ra4 Rb3 43.Rc4 Re3 44.Rc5 Kg7 45.Re5 Rf3 46.Re4 e5 47.Bg2 Rxf4+ 48.
Rxf4 exf4 49.Kg5 f5 50.Bd5 h4 51.Bg2 Kh7 52.Bd5 1/2-1/2

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.04"]
[Round "2"]
[White "Visier Segovia, Fernando"]
[Black "Bisguier, Arthur Bernard"]
[Result "1/2-1/2"]
[ECO "E43"]
[EventDate "1971.02.03"]
[PlyCount "32"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 b6 5.Bd3 Bb7 6.Nf3 Ne4 7.O-O f5 8.d5 Nxc3 
9.bxc3 Bxc3 10.Rb1 Na6 11.a3 c5 12.Qc2 Bf6 13.e4 fxe4 14.Bxe4 Qc7 15.dxe6 
dxe6 16.Rd1 Bxe4 1/2-1/2

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.05"]
[Round "3"]
[White "Bisguier, Arthur Bernard"]
[Black "Ciocaltea, Victor"]
[Result "1/2-1/2"]
[ECO "B06"]
[EventDate "1971.02.03"]
[PlyCount "30"]

1.e4 g6 2.f4 Bg7 3.Nf3 c6 4.d4 d5 5.e5 h5 6.c4 Nh6 7.Nc3 Bg4 8.Be3 Nf5 9.
Bf2 e6 10.h3 Bxf3 11.Qxf3 h4 12.Rd1 Nd7 13.cxd5 cxd5 14.Bd3 Qb6 15.O-O Bf8
1/2-1/2

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.05"]
[Round "3"]
[White "Durao, Joaquim Manuel"]
[Black "Benko, Pal"]
[Result "0-1"]
[ECO "B80"]
[EventDate "1971.02.03"]
[PlyCount "80"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Bd3 Nc6 7.Be3 e5 8.Nb3 
Be7 9.O-O O-O 10.h3 Be6 11.f4 exf4 12.Bxf4 Nd7 13.Nd5 Bxd5 14.exd5 Nce5 
15.Kh1 Bf6 16.c3 Qb6 17.Bf5 g6 18.Bxd7 Nxd7 19.Bh6 Bg7 20.Qd2 Rae8 21.Rae1
Nf6 22.Rxe8 Rxe8 23.Bxg7 Kxg7 24.Qf4 Qd8 25.Na5 Re4 26.Qf3 Qe7 27.Nxb7 Re3
28.Qf4 Nh5 29.Qd4+ Re5 30.Re1 Qxb7 31.Rxe5 dxe5 32.Qxe5+ f6 33.Qd6 Qxb2 
34.Qe7+ Kh6 35.Qe3+ g5 36.d6 Nf4 37.Qf3 Qc1+ 38.Kh2 Qd2 39.Qc6 Ne2 40.Qf3 
Qxd6+ 0-1

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.05"]
[Round "3"]
[White "Huguet, Bernard"]
[Black "Medina Garcia, Antonio Angel"]
[Result "1/2-1/2"]
[ECO "A37"]
[EventDate "1971.02.03"]
[PlyCount "44"]

1.c4 g6 2.Nc3 Bg7 3.g3 e5 4.Bg2 d6 5.d3 Ne7 6.Nf3 c5 7.O-O O-O 8.Bd2 Nbc6 
9.Qc1 Nf5 10.Nd5 Rb8 11.Rb1 a5 12.a3 Nfd4 13.Nxd4 Nxd4 14.Qd1 a4 15.b4 Bg4
16.Nc3 b5 17.cxb5 Nxb5 18.Nxb5 Rxb5 19.Qxa4 Rb8 20.Qd1 Qd7 21.Bc3 Rfc8 22.
Qd2 h5 {und nach 27 Zugen} 1/2-1/2

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.05"]
[Round "3"]
[White "Palacios de la Prida, Ernesto"]
[Black "Cardoso, Ruth"]
[Result "1-0"]
[ECO "C90"]
[EventDate "1971.02.03"]
[PlyCount "59"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.d3 d6 
9.c3 Na5 10.Bc2 c5 11.Nbd2 Nc6 12.Nf1 Bd7 13.h3 b4 14.d4 Qc7 15.Ne3 Rac8 
16.Nd5 Nxd5 17.exd5 Nb8 18.dxe5 bxc3 19.bxc3 dxe5 20.Nxe5 Bd6 21.f4 c4 22.
Be3 Rce8 23.Bd4 Bc8 24.Re3 Nd7 25.Qh5 f5 26.Nxd7 Qxd7 27.Rg3 Re7 28.Rf1 
Qb7 29.Rff3 Re1+ 30.Kh2 1-0

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.05"]
[Round "3"]
[White "Quinteros, Miguel Angel"]
[Black "Pomar Salamanca, Arturo"]
[Result "1/2-1/2"]
[ECO "E01"]
[EventDate "1971.02.03"]
[PlyCount "38"]

1.Nf3 d5 2.g3 c5 3.Bg2 Nc6 4.c4 Nf6 5.O-O e6 6.cxd5 Nxd5 7.d4 cxd4 8.Nxd4 
Be7 9.Nxc6 bxc6 10.Qc2 Qb6 11.Nc3 Ba6 12.Na4 Qb5 13.Bd2 O-O 14.Rfc1 Rfd8 
15.a3 c5 16.b3 Rac8 17.e4 Nf6 18.Bf1 Qc6 19.Bxa6 Qxa6 1/2-1/2

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.05"]
[Round "3"]
[White "Rogoff, Kenneth"]
[Black "Visier Segovia, Fernando"]
[Result "1/2-1/2"]
[ECO "B31"]
[EventDate "1971.02.03"]
[PlyCount "64"]

1.e4 c5 2.Nf3 Nc6 3.Bb5 g6 4.O-O Bg7 5.Re1 Nf6 6.c3 O-O 7.h3 a6 8.Bf1 d5 
9.e5 Ne8 10.d4 cxd4 11.cxd4 f6 12.exf6 Nxf6 13.Nc3 Kh8 14.Be3 Ne4 15.Nxe4 
dxe4 16.Ng5 Nxd4 17.Nxe4 Bf5 18.Ng3 Nc2 19.Nxf5 Qxd1 20.Raxd1 gxf5 21.Re2 
Nxe3 22.Rxe3 Bf6 23.Rd7 b5 24.Re6 Rfd8 25.Rxa6 Rxa6 26.Rxd8+ Kg7 27.Bxb5 
Rxa2 28.b3 f4 29.Rd3 Be5 30.Bc4 Ra1+ 31.Kh2 Ra2 32.Rf3 Bd4 1/2-1/2

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.05"]
[Round "3"]
[White "Ruiz Lacalle, Antonio"]
[Black "Ljubojevic, Ljubomir"]
[Result "0-1"]
[ECO "B95"]
[EventDate "1971.02.03"]
[PlyCount "64"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 Nbd7 7.Bg5 e6 8.Qd2 
h6 9.Be3 b5 10.a3 Bb7 11.f3 Be7 12.g4 d5 13.exd5 Nxd5 14.Ne4 Nxe3 15.Qxe3 
Bh4+ 16.Ng3 O-O 17.Rg1 Qc7 18.c3 Rad8 19.Kf1 Bg5 20.Qf2 Qe5 21.Qe1 Be3 22.
Rg2 Nf6 23.h3 Nd5 24.Nc2 Nf4 25.Nxe3 Qxe3 26.Qf2 Qe5 27.Rh2 Rd2 28.Rb1 
Nxe2 29.Nxe2 Bxf3 30.Re1 Rfd8 31.Qg1 Bxe2+ 32.Rhxe2 Rxe2 0-1

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.06"]
[Round "4"]
[White "Benko, Pal"]
[Black "Ruiz Lacalle, Antonio"]
[Result "1-0"]
[ECO "B07"]
[EventDate "1971.02.03"]
[PlyCount "49"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Bg5 Bg7 5.Be2 O-O 6.Qd2 Nbd7 7.Nf3 c5 8.d5 Nb6
9.h3 Bd7 10.a4 Qc7 11.O-O e6 12.a5 Nc8 13.dxe6 fxe6 14.Bc4 b5 15.axb6 Nxb6
16.Ba2 Rad8 17.Qe2 h6 18.Bxf6 Bxf6 19.e5 dxe5 20.Rfe1 Kh7 21.Ne4 Nd5 22.
Bxd5 exd5 23.Nxf6+ Rxf6 24.Qxe5 Rd6 25.Ra6 1-0

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.06"]
[Round "4"]
[White "Cardoso, Ruth"]
[Black "Huguet, Bernard"]
[Result "0-1"]
[ECO "E12"]
[EventDate "1971.02.03"]
[PlyCount "84"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.Bg5 Be7 5.Nc3 Bb7 6.g3 O-O 7.Bg2 c5 8.O-O Nc6 
9.dxc5 bxc5 10.Qd2 h6 11.Bxf6 Bxf6 12.Rfd1 Bxc3 13.Qxc3 Qe7 14.Rd2 d6 15.
Rad1 Rfd8 16.b3 a5 17.a3 Rab8 18.e3 Qc7 19.Rd3 Ne7 20.Qd2 Nc8 21.Ne1 Bxg2 
22.Nxg2 a4 23.bxa4 Qc6 24.Qa5 Rd7 25.Nf4 Rb6 26.h4 Ra7 27.Qc3 Rxa4 28.Nh5 
e5 29.Rd5 Qe8 30.Qc2 Rxa3 31.Qe4 Qe6 32.Rxc5 f5 33.Rxc8+ Qxc8 34.Qd5+ Kh8 
35.Qf7 Rb7 36.Qg6 Ra6 37.c5 Qxc5 38.Qxf5 Qc4 39.Rxd6 Rxd6 40.Qf8+ Kh7 41.
Qxd6 Qe4 42.Kh2 Qf5 0-1

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.06"]
[Round "4"]
[White "Ciocaltea, Victor"]
[Black "Rogoff, Kenneth"]
[Result "1-0"]
[ECO "C43"]
[EventDate "1971.02.03"]
[PlyCount "89"]

1.e4 e5 2.Nf3 Nf6 3.d4 Nxe4 4.Bd3 d5 5.Nxe5 Be7 6.O-O Nd7 7.c4 Nxe5 8.dxe5
Be6 9.cxd5 Bxd5 10.Qc2 Nc5 11.Rd1 Nxd3 12.Rxd3 c6 13.Nc3 Qa5 14.Bd2 Bc4 
15.Rd4 Qa6 16.Ne4 Be6 17.Bg5 Bxg5 18.Nxg5 Qa5 19.Nxe6 fxe6 20.Qc4 O-O 21.
Qxe6+ Kh8 22.Rd7 Qc5 23.Rf1 Rae8 24.Qd6 Rxe5 25.Qxc5 Rxc5 26.Rxb7 Rc2 27.
g3 h6 28.f4 Rd8 29.Rf2 Rdd2 30.Rxd2 Rxd2 31.h4 h5 32.Kf1 Kg8 33.a4 a5 34.
Ra7 Rxb2 35.Rxa5 Ra2 36.Rxh5 Rxa4 37.Rc5 Ra6 38.Kf2 Kf7 39.h5 Ke7 40.Rg5 
Kf7 41.Rg6 Ra2+ 42.Ke3 c5 43.g4 Ra7 44.Rc6 Ra3+ 45.Ke4 1-0

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.06"]
[Round "4"]
[White "Ljubojevic, Ljubomir"]
[Black "Palacios de la Prida, Ernesto"]
[Result "1/2-1/2"]
[ECO "C44"]
[EventDate "1971.02.03"]
[PlyCount "78"]

1.e4 e5 2.Nf3 Nc6 3.c3 d5 4.Qa4 f6 5.d3 Be6 6.Nbd2 Ne7 7.Be2 Qd7 8.b4 a6 
9.O-O Ng6 10.Rd1 Nf4 11.Bf1 d4 12.cxd4 b5 13.Qc2 Nxb4 14.Qc3 Nxa2 15.Rxa2 
Bxa2 16.d5 b4 17.Qb2 Qa4 18.Re1 Bd6 19.d4 Ng6 20.h4 exd4 21.h5 Ne5 22.h6 
gxh6 23.Nxd4 Qa3 24.Qa1 Qc3 25.Qxa2 Qxd4 26.Nb3 Qa7 27.Be3 Qb8 28.Qa4+ Kf8
29.Bxh6+ Kf7 30.f4 Qb6+ 31.Kh1 Qf2 32.fxe5 Qxe1 33.Qd7+ Be7 34.Kg1 Qxe4 
35.Qe6+ Kg6 36.Qxe7 Kxh6 37.Qxf6+ Qg6 38.Qh4+ Kg7 39.Qe7+ Qf7 1/2-1/2

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.06"]
[Round "4"]
[White "Pomar Salamanca, Arturo"]
[Black "Durao, Joaquim Manuel"]
[Result "1-0"]
[ECO "E08"]
[EventDate "1971.02.03"]
[PlyCount "57"]

1.d4 Nf6 2.Nf3 e6 3.g3 b6 4.Bg2 Bb7 5.O-O Be7 6.c4 O-O 7.Nc3 d6 8.Qc2 Nbd7
9.Rd1 Qc8 10.b3 c5 11.Bb2 d5 12.cxd5 Nxd5 13.Nxd5 Bxd5 14.e4 Bb7 15.Rac1 
Rd8 16.Qe2 Qb8 17.h4 cxd4 18.Nxd4 Bf6 19.f4 Be7 20.Kh2 Nf6 21.e5 Nd5 22.f5
Nc7 23.f6 Bf8 24.Nc6 Rxd1 25.Nxb8 Rxc1 26.Bxb7 Rxb8 27.Bxc1 Rxb7 28.fxg7 
Bxg7 29.Qg4 1-0

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.06"]
[Round "4"]
[White "Timman, Jan"]
[Black "Bisguier, Arthur Bernard"]
[Result "0-1"]
[ECO "A29"]
[EventDate "1971.02.03"]
[PlyCount "44"]

1.c4 Nf6 2.Nc3 e5 3.Nf3 Nc6 4.g3 Bb4 5.Nd5 e4 6.Nh4 Bc5 7.Bg2 d6 8.d3 exd3
9.Qxd3 Ne5 10.Qc2 c6 11.Nxf6+ Qxf6 12.O-O Be6 13.b3 Nxc4 14.Bf4 Ne5 15.b4 
Bb6 16.a4 Nc4 17.a5 Bxf2+ 18.Kh1 g5 19.Bxg5 Qxg5 20.Rxf2 Qe5 21.Rc1 Ne3 
22.Qc3 Qxc3 0-1

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.06"]
[Round "4"]
[White "Visier Segovia, Fernando"]
[Black "Quinteros, Miguel Angel"]
[Result "1/2-1/2"]
[ECO "E92"]
[EventDate "1971.02.03"]
[PlyCount "100"]

1.d4 g6 2.c4 Bg7 3.Nc3 c5 4.d5 d6 5.e4 Nf6 6.Nf3 O-O 7.Be2 e5 8.Bg5 h6 9.
Bh4 Qc7 10.Nd2 Nh7 11.f3 h5 12.Bd3 Bh6 13.Qe2 a6 14.h3 Nd7 15.g4 Ndf6 16.
Qg2 Bg7 17.g5 Ne8 18.Bf2 Bd7 19.Be3 f6 20.gxf6 Rxf6 21.O-O-O Qd8 22.Rdf1 
b5 23.f4 exf4 24.Bxf4 b4 25.Nd1 Qe7 26.Qg3 a5 27.e5 dxe5 28.Be3 Bf5 29.Ne4
Rf8 30.Bxc5 Qc7 31.Ndf2 Bh6+ 32.Kb1 Bf4 33.Qf3 Rc8 34.Be3 Nd6 35.Bxf4 exf4
36.Nxd6 Qxd6 37.Bxf5 Rxf5 38.Qd3 Re8 39.Rhg1 Kf7 40.Re1 Rxe1+ 41.Rxe1 Nf6 
42.Qd4 f3 43.Re6 Qb8 44.Qe3 Qc7 45.b3 Qd7 46.Ra6 Qe7 47.Re6 Qd7 48.Nd3 Kg8
49.Ra6 Qe8 50.Re6 Qd7 1/2-1/2

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.07"]
[Round "5"]
[White "Durao, Joaquim Manuel"]
[Black "Visier Segovia, Fernando"]
[Result "1/2-1/2"]
[ECO "E43"]
[EventDate "1971.02.03"]
[PlyCount "36"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 b6 5.Bd3 Bb7 6.f3 c5 7.Ne2 cxd4 8.exd4 d5 
9.O-O O-O 10.Qe1 dxc4 11.Bxc4 Nc6 12.Qh4 Be7 13.Kh1 Nd5 14.Qh3 Ncb4 15.a3 
Nxc3 16.bxc3 Ba6 17.Bxa6 Nxa6 18.f4 g6 1/2-1/2

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.07"]
[Round "5"]
[White "Huguet, Bernard"]
[Black "Ljubojevic, Ljubomir"]
[Result "0-1"]
[ECO "A25"]
[EventDate "1971.02.03"]
[PlyCount "52"]

1.c4 e5 2.Nf3 Nc6 3.g3 d6 4.Bg2 Be6 5.d3 Qd7 6.Nc3 Bh3 7.O-O Be7 8.Nd5 Bd8
9.b4 h5 10.b5 Nd4 11.Nxd4 Bxg2 12.Kxg2 exd4 13.e3 c6 14.bxc6 bxc6 15.Nb4 
h4 16.exd4 Bf6 17.Nc2 hxg3 18.Qe2+ Kf8 19.fxg3 Re8 20.Qf2 Qg4 21.Be3 Qh5 
22.Kh1 Nh6 23.Qg2 Nf5 24.Bg1 Qg4 25.Rf3 Re2 26.Qf1 Qh5 0-1

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.07"]
[Round "5"]
[White "Medina Garcia, Antonio Angel"]
[Black "Cardoso, Ruth"]
[Result "1-0"]
[ECO "C89"]
[EventDate "1971.02.03"]
[PlyCount "57"]

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 d5 
9.exd5 e4 10.dxc6 exf3 11.d4 fxg2 12.Qf3 Bd6 13.Bg5 h6 14.Bxf6 Qxf6 15.
Qxf6 gxf6 16.Nd2 f5 17.Kxg2 Kg7 18.Nf3 Kf6 19.Ne5 Rg8+ 20.Kf3 Be6 21.Re3 
f4 22.Re4 Bf5 23.Rxf4 Bxe5 24.dxe5+ Kxe5 25.Re1+ Kf6 26.Rd1 Rgd8 27.Rd7 
Ke5 28.Re7+ Be6 29.Rfxf7 1-0

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.07"]
[Round "5"]
[White "Palacios de la Prida, Ernesto"]
[Black "Benko, Pal"]
[Result "1/2-1/2"]
[ECO "A03"]
[EventDate "1971.02.03"]
[PlyCount "58"]

1.f4 c5 2.Nf3 Nc6 3.g3 g6 4.Bg2 Bg7 5.O-O Nf6 6.d3 d5 7.Nc3 d4 8.Ne4 Nxe4 
9.dxe4 e5 10.e3 Qe7 11.exd4 cxd4 12.fxe5 Bg4 13.Bg5 Qc5 14.Bf6 O-O 15.b4 
Qb6 16.Qd2 Bxf3 17.Bxf3 Nxe5 18.Bxe5 Bxe5 19.Kg2 Rac8 20.Rab1 Qa6 21.Be2 
Qxa2 22.Bd3 Qe6 23.b5 Rc5 24.Qb4 Rfc8 25.Rf2 h5 26.Rbf1 R5c7 27.Qd2 Kg7 
28.h3 a6 29.bxa6 bxa6 {und nach 47 Zugen} 1/2-1/2

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.07"]
[Round "5"]
[White "Quinteros, Miguel Angel"]
[Black "Ciocaltea, Victor"]
[Result "0-1"]
[ECO "E62"]
[EventDate "1971.02.03"]
[PlyCount "50"]

1.Nf3 Nf6 2.g3 g6 3.Bg2 Bg7 4.O-O O-O 5.c4 d6 6.d4 Nc6 7.Nc3 Bg4 8.d5 Na5 
9.Nd2 c5 10.h3 Bd7 11.Qc2 e5 12.a3 b6 13.b4 Nb7 14.Bb2 Nh5 15.e4 f5 16.Ne2
f4 17.g4 Nf6 18.Nf3 h5 19.g5 Nxe4 20.h4 Bf5 21.Qb3 cxb4 22.axb4 a5 23.c5 
bxc5 24.b5 c4 25.Qxc4 Rc8 0-1

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.07"]
[Round "5"]
[White "Rogoff, Kenneth"]
[Black "Timman, Jan"]
[Result "1-0"]
[ECO "B08"]
[EventDate "1971.02.03"]
[PlyCount "95"]

1.e4 g6 2.d4 Bg7 3.Nf3 d6 4.Be2 Nf6 5.Nc3 O-O 6.O-O Bg4 7.Be3 Nc6 8.a4 e5 
9.d5 Ne7 10.a5 a6 11.Qd2 Bd7 12.Ne1 Ne8 13.f3 f5 14.g3 Nf6 15.Nd3 Rf7 16.
Ra3 Qf8 17.Rb3 Bc8 18.Kg2 h6 19.Qe1 g5 20.Bd2 g4 21.Nf2 h5 22.fxg4 hxg4 
23.Rb4 c5 24.Rc4 f4 25.gxf4 exf4 26.Bxf4 Ng6 27.Bg3 Nh5 28.Nd3 Ngf4+ 29.
Nxf4 Nxf4+ 30.Bxf4 Rxf4 31.e5 dxe5 32.Bd3 Bd7 33.Qe4 Bf5 34.Qe2 Re8 35.
Bxf5 Rxf5 36.Rxg4 Rxf1 37.Qxf1 Qd6 38.Qf5 Rf8 39.Qg6 Qxg6 40.Rxg6 Rf4 41.
Ne2 Rf7 42.Ng3 Kh7 43.Rb6 Bh6 44.Ne4 Be3 45.Re6 Kg7 46.Rxe5 Bd4 47.Rg5+ 
Kh6 48.d6 1-0

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.07"]
[Round "5"]
[White "Ruiz Lacalle, Antonio"]
[Black "Pomar Salamanca, Arturo"]
[Result "0-1"]
[ECO "B85"]
[EventDate "1971.02.03"]
[PlyCount "66"]

1.e4 c5 2.Nf3 d6 3.d4 Nf6 4.Nc3 cxd4 5.Nxd4 Nc6 6.Be2 e6 7.Be3 Be7 8.O-O 
O-O 9.f4 a6 10.a4 Qc7 11.Bf3 Na5 12.Be2 Nc4 13.Bc1 e5 14.Nb3 exf4 15.Bxf4 
Nxb2 16.Qd4 Be6 17.Nd5 Nxd5 18.exd5 Bf6 19.Qb4 Bxd5 20.Qxd6 Qxd6 21.Bxd6 
Rfe8 22.Bh5 Nc4 23.Rxf6 gxf6 24.Bg3 Rad8 25.Rd1 Bc6 26.a5 Rxd1+ 27.Bxd1 
Ne3 28.Bf3 Bxf3 29.gxf3 Nxc2 30.Nc5 Nd4 31.Nxb7 Ne2+ 32.Kf2 Nxg3 33.hxg3 
Re5 0-1

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.08"]
[Round "6"]
[White "Benko, Pal"]
[Black "Huguet, Bernard"]
[Result "1/2-1/2"]
[ECO "B53"]
[EventDate "1971.02.03"]
[PlyCount "112"]

1.Nf3 c5 2.e4 d6 3.d4 cxd4 4.Qxd4 Nc6 5.Bb5 Bd7 6.Bxc6 Bxc6 7.Nc3 Nf6 8.
Bg5 e6 9.O-O-O Be7 10.Rhe1 O-O 11.Kb1 Qc7 12.Qd2 Rfd8 13.Nd4 Rab8 14.f4 h6
15.Bxf6 Bxf6 16.f5 Qd7 17.fxe6 fxe6 18.Qd3 b5 19.Nce2 d5 20.Nxc6 Qxc6 21.
Nd4 Bxd4 22.Qxd4 Rbc8 23.c3 Rc7 24.Qe5 Qd6 25.exd5 exd5 26.Qxd6 Rxd6 27.
Re5 Rcd7 28.Kc2 Kf7 29.Rd4 Kf6 30.Re2 g5 31.Kb3 a6 32.Kb4 Rc6 33.Ka5 Rdd6 
34.Re8 h5 35.Rh8 Kg6 36.h4 g4 37.Rg8+ Kh6 38.Rg5 Rc5 39.Rf4 Rc4 40.Rd4 
Rxd4 41.cxd4 Rf6 42.Rxd5 Rf2 43.Kxa6 Rxb2 44.g3 b4 45.Rb5 Rxa2+ 46.Kb6 Ra3
47.d5 Rxg3 48.d6 Rd3 49.Kc7 b3 50.d7 Rc3+ 51.Kd6 Rd3+ 52.Ke7 Re3+ 53.Kf7 
Rd3 54.Ke8 Re3+ 55.Kf8 Rd3 56.Ke8 Re3+ 1/2-1/2

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.08"]
[Round "6"]
[White "Bisguier, Arthur Bernard"]
[Black "Rogoff, Kenneth"]
[Result "1/2-1/2"]
[ECO "B23"]
[EventDate "1971.02.03"]
[PlyCount "30"]

1.e4 c5 2.f4 g6 3.Nf3 Bg7 4.Nc3 Nc6 5.Bc4 e6 6.O-O Nge7 7.e5 d6 8.exd6 Nf5
9.Ne4 Nxd6 10.d3 b6 11.Nxd6+ Qxd6 12.Bb5 Bd7 13.Qe2 Nd4 14.Bxd7+ Qxd7 15.
Nxd4 Qxd4+ 1/2-1/2

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.08"]
[Round "6"]
[White "Ciocaltea, Victor"]
[Black "Durao, Joaquim Manuel"]
[Result "1-0"]
[ECO "C94"]
[EventDate "1971.02.03"]
[PlyCount "77"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 
9.h3 Nb8 10.d3 Nbd7 11.Nbd2 Bb7 12.Bc2 Re8 13.Nf1 Bf8 14.N3h2 d5 15.Qf3 g6
16.g4 Nc5 17.Ng3 Ne6 18.g5 Nd7 19.h4 h6 20.exd5 hxg5 21.dxe6 Bxf3 22.exd7 
Qxd7 23.Nxf3 gxh4 24.Nxh4 Qh3 25.Nf3 f6 26.d4 exd4 27.Rxe8 Rxe8 28.Bxg6 
Qg4 29.Bxe8 Qxf3 30.Bh5 Qd5 31.cxd4 Bd6 32.Bd1 Qxd4 33.Be3 Qxb2 34.Bb3+ 
Kg7 35.Rd1 Bxg3 36.fxg3 a5 37.Rd7+ Kg6 38.g4 Qe5 39.Bc2+ 1-0

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.08"]
[Round "6"]
[White "Ljubojevic, Ljubomir"]
[Black "Medina Garcia, Antonio Angel"]
[Result "1/2-1/2"]
[ECO "C44"]
[EventDate "1971.02.03"]
[PlyCount "48"]

1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.c3 d5 5.exd5 Qxd5 6.cxd4 Bg4 7.Be2 Bb4+ 8.
Nc3 Nge7 9.O-O Qa5 10.Bd2 O-O 11.a3 Bxc3 12.bxc3 Rad8 13.h3 Bc8 14.c4 Qf5 
15.d5 Ne5 16.Bc3 Nxf3+ 17.Bxf3 Ng6 18.Qd4 f6 19.Be4 Qh5 20.Qxa7 Bxh3 21.
gxh3 Qxh3 22.Bxg6 Qg4+ 23.Kh2 Qh4+ 24.Kg2 Qg4+ 1/2-1/2

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.08"]
[Round "6"]
[White "Pomar Salamanca, Arturo"]
[Black "Palacios de la Prida, Ernesto"]
[Result "1-0"]
[ECO "A81"]
[EventDate "1971.02.03"]
[PlyCount "79"]

1.d4 d6 2.Nf3 g6 3.g3 Bg7 4.Bg2 f5 5.b3 Nh6 6.Bb2 O-O 7.Nbd2 Nc6 8.Nc4 e6 
9.Qd2 Nf7 10.Rd1 Ne7 11.Ng5 Nxg5 12.Qxg5 h6 13.Qd2 Rb8 14.O-O Bd7 15.Rfe1 
g5 16.e3 Ng6 17.f4 Bc6 18.d5 Bxb2 19.dxc6 Bf6 20.cxb7 d5 21.Na5 Ne7 22.c4 
c6 23.b4 Qb6 24.Rc1 Rfd8 25.cxd5 exd5 26.Kh1 Kg7 27.a3 g4 28.Rc5 h5 29.h4 
gxh3 30.Bxh3 Kf7 31.Qc2 Rg8 32.Nxc6 Rxb7 33.Kh2 h4 34.gxh4 Bxh4 35.Nxe7 
Bg3+ 36.Kh1 Qh6 37.Qxf5+ Kxe7 38.Rec1 Rg7 39.Rc7+ Rxc7 40.Rxc7+ 1-0

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.08"]
[Round "6"]
[White "Timman, Jan"]
[Black "Quinteros, Miguel Angel"]
[Result "1/2-1/2"]
[ECO "B42"]
[EventDate "1971.02.03"]
[PlyCount "69"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Bd3 Nc6 6.Nxc6 bxc6 7.O-O d5 8.c4 
Nf6 9.Nc3 d4 10.Ne2 c5 11.f4 Be7 12.Ng3 O-O 13.e5 Nd7 14.Qe2 f5 15.exf6 
Nxf6 16.Ne4 Rb8 17.Ng5 Rb6 18.b3 Qe8 19.Bd2 h6 20.Nf3 Qh5 21.Rae1 Bd6 22.
Bc2 Re8 23.Qd3 Qf5 24.Qxf5 exf5 25.Rxe8+ Nxe8 26.Nh4 g6 27.Re1 Kf7 28.Nxg6
Kxg6 29.Rxe8 Rb8 30.Rd8 Be7 31.Rd5 Be6 32.Re5 Kf6 33.g4 fxg4 34.Rh5 Bf8 
35.Be1 1/2-1/2

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.08"]
[Round "6"]
[White "Visier Segovia, Fernando"]
[Black "Ruiz Lacalle, Antonio"]
[Result "1-0"]
[ECO "D37"]
[EventDate "1971.02.03"]
[PlyCount "73"]

1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 Be7 5.Bf4 c6 6.e3 O-O 7.c5 b6 8.b4 bxc5 9.
bxc5 Qa5 10.Qd2 Nbd7 11.h3 Ba6 12.Nxd5 Qxd2+ 13.Kxd2 Ne4+ 14.Ke1 exd5 15.
Bxa6 Bf6 16.Rb1 Bd8 17.Bb7 Ba5+ 18.Kf1 Rab8 19.Bxb8 Rxb8 20.g4 Ndxc5 21.
dxc5 Nxc5 22.Nd4 Rxb7 23.Rxb7 Nxb7 24.Nxc6 Bb6 25.Ne7+ Kf8 26.Nxd5 Ke8 27.
Nxb6 axb6 28.Ke2 Kd7 29.Rc1 Nc5 30.Rxc5 bxc5 31.Kd3 Kc6 32.Kc4 Kb6 33.f4 
f6 34.h4 Kc6 35.a4 Kb6 36.e4 g5 37.hxg5 1-0

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.09"]
[Round "7"]
[White "Cardoso, Ruth"]
[Black "Ljubojevic, Ljubomir"]
[Result "0-1"]
[ECO "B04"]
[EventDate "1971.02.03"]
[PlyCount "62"]

1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.exd6 cxd6 5.Nf3 g6 6.c3 Bg7 7.Bc4 Nb6 8.Bb3 
O-O 9.O-O Nc6 10.Re1 Qc7 11.Bf4 Bf5 12.Nh4 Bd7 13.Nd2 Na5 14.Bc2 e5 15.
dxe5 dxe5 16.Be3 Nd5 17.Qe2 Rfe8 18.Rad1 Be6 19.Bb1 f5 20.Ndf3 Nxe3 21.
Qxe3 Bf6 22.Qh6 Qe7 23.Nxg6 hxg6 24.Qxg6+ Qg7 25.Qh5 e4 26.Nd4 Qh7 27.Qe2 
Be5 28.h3 Bd7 29.Qd2 Kh8 30.a3 Rg8 31.Kh1 Rxg2 0-1

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.09"]
[Round "7"]
[White "Durao, Joaquim Manuel"]
[Black "Timman, Jan"]
[Result "0-1"]
[ECO "E43"]
[EventDate "1971.02.03"]
[PlyCount "58"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 b6 5.Bd3 Bb7 6.f3 c5 7.Ne2 cxd4 8.exd4 O-O
9.O-O d5 10.Qe1 Ba6 11.b3 dxc4 12.Bxc4 Bxc4 13.bxc4 Qc8 14.Bd2 Bxc3 15.
Bxc3 Qxc4 16.f4 Nc6 17.Rf3 Rfd8 18.Rh3 Ne7 19.a4 Ned5 20.Bb2 Rac8 21.a5 
Qb5 22.Rb1 Rc2 23.Nc3 Nxc3 24.Bxc3 Qd5 25.Rf3 Ne4 26.Ba1 Rdc8 27.axb6 axb6
28.Rd1 f5 29.Qb4 Qa2 0-1

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.09"]
[Round "7"]
[White "Huguet, Bernard"]
[Black "Pomar Salamanca, Arturo"]
[Result "0-1"]
[ECO "A17"]
[EventDate "1971.02.03"]
[PlyCount "128"]

1.c4 Nf6 2.Nc3 e6 3.g3 d5 4.Bg2 d4 5.Ne4 Nxe4 6.Bxe4 Be7 7.d3 Nd7 8.Bg2 a5
9.Nf3 Nc5 10.O-O O-O 11.b3 f6 12.Qc2 e5 13.Bd2 Bf5 14.Nh4 Bg4 15.Nf3 Qd7 
16.a3 a4 17.b4 Nb3 18.Rae1 Rad8 19.Bc1 Nxc1 20.Qxc1 c6 21.Qc2 b5 22.Rc1 
Rc8 23.c5 Bh3 24.Rfd1 Rcd8 25.Bxh3 Qxh3 26.Qa2+ Kh8 27.Re1 Qf5 28.Kg2 g5 
29.h4 Kg7 30.Rh1 g4 31.Nd2 Qd7 32.Rhf1 f5 33.Rfe1 Bf6 34.Kh2 Qe7 35.Kg2 e4
36.f4 e3 37.Nb1 Bxh4 38.Rh1 Bf6 39.Rh5 Rd5 40.Rch1 Kh8 41.Rh6 Rg8 42.Qc2 
Qf7 43.Qd1 Rd7 44.Qf1 Rg6 45.R6h5 Qd5+ 46.Kg1 Rf7 47.R1h2 Be7 48.Rh1 Bf8 
49.R1h2 Qe6 50.Qg2 Rh6 51.Rxh6 Bxh6 52.Rh5 Bf8 53.Rh1 h6 54.Kh2 h5 55.Kg1 
Rh7 56.Rh2 Kg7 57.Rh1 Be7 58.Rh2 h4 59.Rh1 Rh6 60.Rh2 hxg3 61.Qxg3 Rxh2 
62.Qxh2 Qh6 63.Qg2 Bh4 64.Kf1 Qxf4+ 0-1

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.09"]
[Round "7"]
[White "Medina Garcia, Antonio Angel"]
[Black "Benko, Pal"]
[Result "0-1"]
[ECO "B07"]
[EventDate "1971.02.03"]
[PlyCount "85"]

1.e4 d6 2.d4 g6 3.Nf3 Bg7 4.c3 Nf6 5.Nbd2 O-O 6.Be2 Nc6 7.O-O Re8 8.Re1 e5
9.dxe5 Nxe5 10.Nxe5 Rxe5 11.f4 Re7 12.Bf3 Qe8 13.Rf1 Bd7 14.Qb3 Bc6 15.e5 
dxe5 16.fxe5 Rxe5 17.Bxc6 Qxc6 18.Nf3 Re2 19.Bg5 Ne4 20.Bh4 Nd2 21.Qd1 
Nxf3+ 22.Rxf3 Rxb2 23.Qd3 Re8 24.Bf2 h5 25.h3 a6 26.a4 Rb3 27.Rc1 Ra3 28.
Bg3 Rxa4 29.Rcf1 f5 30.Qd2 Rc4 31.Re1 Rce4 32.Rd1 Re2 33.Qd3 b5 34.Bf2 
R2e6 35.Bg3 Bf6 36.Qc2 Re3 37.Rd3 Rxf3 38.Rxf3 Qc4 39.Qd2 Qc5+ 40.Kh1 Rd8 
41.Qa2+ Kg7 42.Qe2 h4 43.Bf4 0-1

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.09"]
[Round "7"]
[White "Palacios de la Prida, Ernesto"]
[Black "Visier Segovia, Fernando"]
[Result "1-0"]
[ECO "B12"]
[EventDate "1971.02.03"]
[PlyCount "59"]

1.e4 c6 2.d4 d5 3.e5 Bf5 4.h4 Qb6 5.Ne2 e6 6.Ng3 Ne7 7.c3 Nd7 8.Na3 O-O-O 
9.b4 f6 10.Nxf5 Nxf5 11.g4 Nh6 12.f4 fxe5 13.fxe5 Be7 14.Nc2 Rdf8 15.Ne3 
Qd8 16.g5 Nf5 17.Nxf5 exf5 18.b5 c5 19.Qf3 Nb6 20.a4 Qd7 21.a5 Na8 22.Rh2 
Qe6 23.Rb2 Kb8 24.b6 axb6 25.axb6 Rc8 26.Rxa8+ Kxa8 27.Qd1 Qc6 28.Bf4 Rce8
29.Qa1+ Kb8 30.e6+ 1-0

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.09"]
[Round "7"]
[White "Quinteros, Miguel Angel"]
[Black "Bisguier, Arthur Bernard"]
[Result "0-1"]
[ECO "A07"]
[EventDate "1971.02.03"]
[PlyCount "70"]

1.Nf3 d5 2.g3 Nc6 3.Bg2 e5 4.c4 dxc4 5.Qa4 Bd6 6.Qxc4 Be6 7.Qc2 Nge7 8.Nc3
Nf5 9.d3 f6 10.Ne4 O-O 11.Bd2 Qd7 12.Nc5 Nfd4 13.Nxd4 Nxd4 14.Qc3 Bxc5 15.
Qxc5 b6 16.Qc3 Rad8 17.Be3 Bd5 18.f3 c5 19.Qd2 f5 20.O-O f4 21.Bf2 g5 22.
gxf4 gxf4 23.b4 Kh8 24.bxc5 bxc5 25.Rac1 Rc8 26.e4 Be6 27.Kh1 Rg8 28.Qb2 
Rb8 29.Bxd4 exd4 30.Qd2 Rg5 31.Rf2 Rbg8 32.Qe1 Qg7 33.Rcc2 Bh3 34.Qd2 Qg6 
35.Kg1 Bxg2 0-1

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.09"]
[Round "7"]
[White "Ruiz Lacalle, Antonio"]
[Black "Ciocaltea, Victor"]
[Result "0-1"]
[ECO "B80"]
[EventDate "1971.02.03"]
[PlyCount "62"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nbd7 6.Be3 a6 7.f3 e6 8.Qd2 b5
9.a3 Bb7 10.Bd3 Be7 11.Nde2 O-O 12.O-O-O Rc8 13.g4 Ne5 14.Rhf1 Nfd7 15.h3 
Nb6 16.Bxb6 Qxb6 17.f4 Nxd3+ 18.Qxd3 b4 19.axb4 Qxb4 20.Qe3 a5 21.g5 Bd8 
22.Qd4 Bb6 23.Qxd6 Ba6 24.Qd2 Rce8 25.Qe1 Be3+ 26.Kb1 Rb8 27.b3 a4 28.Na2 
Qa3 29.b4 Bc4 30.Nec3 Rxb4+ 31.Nxb4 Qxb4+ 0-1

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.10"]
[Round "8"]
[White "Benko, Pal"]
[Black "Cardoso, Ruth"]
[Result "1-0"]
[ECO "D36"]
[EventDate "1971.02.03"]
[PlyCount "83"]

1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.cxd5 exd5 5.Bg5 c6 6.e3 Be7 7.Qc2 Nbd7 8.Bd3 
h6 9.Bh4 O-O 10.Nge2 Re8 11.f3 c5 12.O-O cxd4 13.exd4 Nb6 14.b3 Bd7 15.a4 
a5 16.Qb2 Rc8 17.Rac1 Nh5 18.Bf2 Bg5 19.Rce1 Nf4 20.Nxf4 Bxf4 21.Ne2 Bd6 
22.Bg3 Bxg3 23.hxg3 Re3 24.Qd2 Qe7 25.Nf4 Re8 26.Qxe3 Qxe3+ 27.Rxe3 Rxe3 
28.Kf2 Re8 29.Rc1 Bc6 30.Rc5 Ra8 31.Bb5 Nd7 32.Rc2 Bxb5 33.axb5 Nf6 34.Rc7
a4 35.bxa4 Rxa4 36.Ne2 Kf8 37.Rxb7 Ke8 38.Ke3 Rb4 39.g4 g5 40.Nc1 Nd7 41.
Nd3 Rc4 42.Rxd7 1-0

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.10"]
[Round "8"]
[White "Bisguier, Arthur Bernard"]
[Black "Durao, Joaquim Manuel"]
[Result "1-0"]
[ECO "E70"]
[EventDate "1971.02.03"]
[PlyCount "71"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Bg5 c5 6.d5 Qa5 7.Bd3 h6 8.Bd2 O-O 9.
f4 e6 10.dxe6 Bxe6 11.f5 gxf5 12.exf5 Bd7 13.Nge2 Nc6 14.O-O Ne5 15.Qc2 
Qd8 16.Nf4 Bc6 17.Be2 a6 18.a4 b6 19.Rad1 Re8 20.h3 Ra7 21.Bc1 Rd7 22.b3 
Bb7 23.Rf2 Nc6 24.Rdf1 Nd4 25.Qb1 Ree7 26.Bd2 Be4 27.Bd3 Nxf5 28.Nce2 Nd4 
29.Nxd4 Bxd3 30.Qxd3 cxd4 31.Nd5 Nxd5 32.cxd5 Qa8 33.Qg3 Qxd5 34.Bxh6 Qe5 
35.Qg4 d3 36.Rf6 1-0

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.10"]
[Round "8"]
[White "Ciocaltea, Victor"]
[Black "Palacios de la Prida, Ernesto"]
[Result "1-0"]
[ECO "C61"]
[EventDate "1971.02.03"]
[PlyCount "93"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 Nd4 4.Nxd4 exd4 5.O-O c6 6.Ba4 Nf6 7.d3 d5 8.exd5 
Nxd5 9.Nd2 Be6 10.Nf3 Nb6 11.Bb3 Bxb3 12.axb3 Be7 13.Re1 c5 14.Qe2 Nd5 15.
Bg5 f6 16.Bd2 O-O 17.c4 dxc3 18.bxc3 Re8 19.d4 Qd7 20.c4 Bd6 21.Qd3 Nf4 
22.Bxf4 Bxf4 23.Rxe8+ Rxe8 24.Rxa7 cxd4 25.Ra5 Be5 26.Rd5 Qg4 27.h3 Qg6 
28.Qxg6 hxg6 29.Nxd4 Ra8 30.g3 Ra3 31.Nf3 Rxb3 32.Nxe5 fxe5 33.Rxe5 Rb4 
34.c5 b6 35.Re6 bxc5 36.Rxg6 Rb1+ 37.Kg2 Rc1 38.h4 c4 39.h5 Kf7 40.g4 c3 
41.Kf3 c2 42.Rc6 Ke7 43.Kf4 Kf8 44.Rc7 Kg8 45.Kf5 Kf8 46.f4 Ke8 47.g5 1-0

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.10"]
[Round "8"]
[White "Pomar Salamanca, Arturo"]
[Black "Medina Garcia, Antonio Angel"]
[Result "1-0"]
[ECO "E07"]
[EventDate "1971.02.03"]
[PlyCount "69"]

1.d4 Nf6 2.Nf3 e6 3.g3 d5 4.Bg2 Be7 5.c4 O-O 6.O-O Nbd7 7.Nbd2 b6 8.b3 c5 
9.Bb2 Ba6 10.Rc1 Rc8 11.Re1 Rc7 12.e3 Qc8 13.Ne5 Rd8 14.Bc3 Bb7 15.Nxd7 
Rdxd7 16.Qe2 cxd4 17.Bxd4 dxc4 18.Bxb7 Qxb7 19.Nxc4 h6 20.a4 Rd8 21.Red1 
Rcc8 22.Ne5 Nd7 23.Rxc8 Qxc8 24.Nc4 Qa8 25.Rc1 Bf6 26.Bxf6 Nxf6 27.Rd1 
Rxd1+ 28.Qxd1 h5 29.h4 Qe4 30.f3 Qf5 31.Kg2 Qc5 32.e4 g6 33.Qd6 Qc8 34.Qe7
Ne8 35.Ne5 {Time} 1-0

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.10"]
[Round "8"]
[White "Rogoff, Kenneth"]
[Black "Quinteros, Miguel Angel"]
[Result "0-1"]
[ECO "B27"]
[EventDate "1971.02.03"]
[PlyCount "82"]

1.e4 c5 2.Nf3 Qc7 3.c3 Nf6 4.e5 Nd5 5.d4 cxd4 6.Qxd4 e6 7.Qe4 b6 8.Nbd2 
Bb7 9.Qg4 Nc6 10.Qg3 f6 11.exf6 gxf6 12.c4 Ncb4 13.Qxc7 Nxc7 14.Kd1 d5 15.
a3 Nc6 16.b4 O-O-O 17.Bb2 d4 18.Kc2 e5 19.Nh4 Kb8 20.f3 a5 21.b5 Ne7 22.
Bd3 Bh6 23.a4 Bxd2 24.Kxd2 Ne6 25.Ba3 Nc5 26.Rae1 Nc8 27.Nf5 Rhg8 28.Rhg1 
Nxa4 29.Nh6 Rg7 30.Ng4 e4 31.Bc2 e3+ 32.Kd3 Nc5+ 33.Bxc5 bxc5 34.Nxf6 Rf7 
35.Nh5 Ne7 36.Ra1 Ng6 37.Ke2 Nh4 38.Ng3 Nxg2 39.Rxg2 Bxf3+ 40.Kf1 Bxg2+ 
41.Kxg2 Rf2+ 0-1

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.10"]
[Round "8"]
[White "Timman, Jan"]
[Black "Ruiz Lacalle, Antonio"]
[Result "1-0"]
[ECO "B09"]
[EventDate "1971.02.03"]
[PlyCount "51"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 Bg7 5.Nf3 O-O 6.Bd3 Nc6 7.e5 dxe5 8.fxe5 
Ng4 9.Be4 Bd7 10.h3 Nh6 11.d5 Na5 12.Bf4 Rc8 13.Qc1 Nf5 14.g4 g5 15.gxf5 
gxf4 16.Qxf4 f6 17.Rg1 Kh8 18.O-O-O Nc4 19.e6 Be8 20.Rxg7 Kxg7 21.Rg1+ Bg6
22.fxg6 h6 23.Nd4 Nd6 24.Ncb5 f5 25.Nxd6 cxd6 26.Nxf5+ 1-0

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.10"]
[Round "8"]
[White "Visier Segovia, Fernando"]
[Black "Huguet, Bernard"]
[Result "1-0"]
[ECO "E41"]
[EventDate "1971.02.03"]
[PlyCount "61"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 c5 5.Bd3 Nc6 6.Nf3 Bxc3+ 7.bxc3 d6 8.e4 e5
9.d5 Ne7 10.a4 b6 11.Nh4 O-O 12.O-O Ne8 13.f4 exf4 14.Bxf4 f6 15.Bg3 g6 
16.Ra2 Ng7 17.h3 Qc7 18.Qc1 Ba6 19.Raf2 g5 20.Rxf6 Rxf6 21.Rxf6 gxh4 22.
Bxd6 Qd7 23.Qh6 Qxa4 24.Bxe7 Qd1+ 25.Bf1 Bxc4 26.d6 Re8 27.Rf2 Bxf1 28.
Rxf1 Qa4 29.Qf6 h5 30.Qf7+ Kh7 31.Bf6 1-0

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.11"]
[Round "9"]
[White "Cardoso, Ruth"]
[Black "Pomar Salamanca, Arturo"]
[Result "0-1"]
[ECO "B84"]
[EventDate "1971.02.03"]
[PlyCount "66"]

1.e4 c5 2.Nf3 d6 3.d4 Nf6 4.Nc3 cxd4 5.Nxd4 Nc6 6.Be2 e6 7.Be3 Be7 8.O-O 
O-O 9.Kh1 a6 10.f4 Qc7 11.Qe1 Na5 12.Rd1 b5 13.Bf3 Bb7 14.a3 Nc4 15.Bc1 
Rac8 16.Rd3 Rfd8 17.Qg3 d5 18.exd5 Nxd5 19.Nxd5 Bxd5 20.Bxd5 Rxd5 21.c3 
Rcd8 22.Rdf3 Bf6 23.Nc2 Nd2 24.Bxd2 Rxd2 25.R3f2 g6 26.Qe3 Qc4 27.Kg1 Rd1 
28.Ne1 Be7 29.b4 Bf6 30.Rf3 R8d2 31.Rh3 Re2 32.Qg3 Qe4 33.Nd3 Rxd3 0-1

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.11"]
[Round "9"]
[White "Durao, Joaquim Manuel"]
[Black "Rogoff, Kenneth"]
[Result "0-1"]
[ECO "B93"]
[EventDate "1971.02.03"]
[PlyCount "130"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.f4 Nbd7 7.a4 Qc7 8.Bd3 b6
9.O-O Bb7 10.Kh1 e6 11.Qf3 Be7 12.Be3 Nc5 13.Rae1 O-O 14.Qh3 Rad8 15.Bf2 
d5 16.e5 Nfe4 17.Bxe4 Nxe4 18.Nxe4 dxe4 19.c3 Bd5 20.f5 Qxe5 21.Bg3 Qf6 
22.fxe6 Qg6 23.Nf5 Qxe6 24.Qg4 Bf6 25.Bh4 Kh8 26.Bxf6 Qxf6 27.Ne3 Qe6 28.
Qh4 Bb7 29.Rf5 h6 30.g4 f6 31.Rh5 Rf7 32.c4 Kg8 33.Kg1 Rd2 34.Qg3 Qd7 35.
h4 Qd3 36.g5 fxg5 37.hxg5 Qd6 38.Qxd6 Rxd6 39.gxh6 Rg6+ 40.Kh2 Rf2+ 41.Kh1
gxh6 42.Rh2 Rxh2+ 43.Kxh2 Kf7 44.Rd1 Ke6 45.Rd8 Ke5 46.Rb8 Rg7 47.Rh8 Kf4 
48.Nc2 Rd7 49.Rf8+ Kg5 50.Ne3 Bc6 51.a5 bxa5 52.Rf5+ Kg6 53.Rxa5 Bb7 54.b4
Rd3 55.Ng4 Rb3 56.Ne5+ Kf5 57.Rc5 Ke6 58.Ng4 Rxb4 59.Re5+ Kd6 60.c5+ Kc6 
61.Nxh6 a5 62.Nf5 a4 63.Nd6 a3 64.Nxb7 Rxb7 65.Rxe4 Ra7 0-1

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.11"]
[Round "9"]
[White "Huguet, Bernard"]
[Black "Ciocaltea, Victor"]
[Result "0-1"]
[ECO "E63"]
[EventDate "1971.02.03"]
[PlyCount "58"]

1.c4 g6 2.Nc3 Bg7 3.d4 d6 4.g3 Nf6 5.Bg2 O-O 6.Nf3 Nc6 7.O-O a6 8.b3 Rb8 
9.a4 a5 10.Ba3 Nb4 11.Ne1 Nd7 12.Qd2 e5 13.dxe5 Nc5 14.Rb1 dxe5 15.Qe3 Qd4
16.Qxd4 exd4 17.Nd5 Re8 18.Nxb4 axb4 19.Bxb4 Bf5 20.Rd1 Nxb3 21.e3 dxe3 
22.fxe3 Rxe3 23.Bd5 Bd4 24.Kh1 c6 25.Bg2 Bc5 26.Bxc5 Nxc5 27.Nf3 Nxa4 28.
Nd4 Bd3 29.Rfe1 Rxe1+ 0-1

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.11"]
[Round "9"]
[White "Ljubojevic, Ljubomir"]
[Black "Benko, Pal"]
[Result "1/2-1/2"]
[ECO "B81"]
[EventDate "1971.02.03"]
[PlyCount "22"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.g4 Be7 7.g5 Nfd7 8.h4 Nc6
9.Be3 O-O 10.Qe2 Nxd4 11.Bxd4 a6 1/2-1/2

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.11"]
[Round "9"]
[White "Medina Garcia, Antonio Angel"]
[Black "Visier Segovia, Fernando"]
[Result "1/2-1/2"]
[ECO "B25"]
[EventDate "1971.02.03"]
[PlyCount "71"]

1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6 6.Nh3 e5 7.O-O Nge7 8.f4 Nd4 
9.Be3 exf4 10.Nxf4 O-O 11.Qd2 Bg4 12.Rf2 Qd7 13.Nfd5 Nxd5 14.Nxd5 f5 15.c3
fxe4 16.cxd4 cxd4 17.Rxf8+ Rxf8 18.Bf4 g5 19.Bxg5 e3 20.Qb4 Bh3 21.Bxh3 
Qxh3 22.Bf4 Qh5 23.Qb3 Kh8 24.Rf1 h6 25.Qxb7 e2 26.Re1 Qf3 27.Qb3 Be5 28.
Ne7 Bxf4 29.Ng6+ Kg7 30.Nxf4 Rxf4 31.gxf4 Qe3+ 32.Kg2 Qd2 33.Qb7+ Kf6 34.
Kf2 Qe3+ 35.Kg2 Qd2 36.Kf2 1/2-1/2

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.11"]
[Round "9"]
[White "Palacios de la Prida, Ernesto"]
[Black "Timman, Jan"]
[Result "0-1"]
[ECO "B04"]
[EventDate "1971.02.03"]
[PlyCount "80"]

1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 g6 5.c4 Nb6 6.Nc3 Bg7 7.Bf4 Nc6 8.c5 dxc5 
9.dxc5 Nd7 10.Bb5 O-O 11.Bxc6 bxc6 12.Qd4 g5 13.Bxg5 Nxe5 14.O-O-O Qxd4 
15.Nxd4 Ba6 16.Be3 Rfd8 17.Nf5 Nd3+ 18.Kb1 Bf6 19.Ne4 Bxb2 20.Nxe7+ Kf8 
21.Nxc6 Bg7 22.Nd2 Rd5 23.Nb3 Bb5 24.Ncd4 Bc4 25.Kc2 Ne5 26.h3 a5 27.f4 
Nd7 28.c6 Nb6 29.Nf3 a4 30.Nc5 Bxa2 31.Ne5 Rad8 32.Rxd5 Bxd5 33.Ncd7+ Nxd7
34.Nxd7+ Kg8 35.Ne5 Be4+ 36.Kc1 a3 37.Rd1 Rxd1+ 38.Kxd1 f6 39.Nc4 a2 40.
Bd4 Bd5 0-1

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.11"]
[Round "9"]
[White "Ruiz Lacalle, Antonio"]
[Black "Bisguier, Arthur Bernard"]
[Result "0-1"]
[ECO "C50"]
[EventDate "1971.02.03"]
[PlyCount "70"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Nc3 Bc5 5.O-O d6 6.h3 h6 7.d3 g5 8.Nh2 Be6 
9.Bxe6 fxe6 10.Be3 Bb6 11.Na4 Qe7 12.Nxb6 axb6 13.f3 O-O-O 14.b4 d5 15.
exd5 exd5 16.Bd2 Qg7 17.a4 e4 18.d4 h5 19.a5 b5 20.Qe2 Na7 21.Be3 Kb8 22.
Kh1 Rhg8 23.g3 Qd7 24.Kg2 Nc8 25.Qd2 Qf5 26.Qe2 Nd6 27.Rfd1 Nc4 28.Ra2 Ka7
29.Nf1 Rde8 30.Nd2 g4 31.h4 Qxf3+ 32.Nxf3 exf3+ 33.Qxf3 gxf3+ 34.Kxf3 Ne4 
35.Bf2 Nxf2 0-1

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.12"]
[Round "10"]
[White "Bisguier, Arthur Bernard"]
[Black "Palacios de la Prida, Ernesto"]
[Result "1/2-1/2"]
[ECO "B07"]
[EventDate "1971.02.03"]
[PlyCount "88"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Bg5 Bg7 5.f4 h6 6.Bh4 O-O 7.e5 Ne8 8.Nf3 c6 9.
Bd3 Na6 10.a3 dxe5 11.Bxa6 bxa6 12.dxe5 Qc7 13.O-O f6 14.Qd4 Bg4 15.Qc4+ 
Kh7 16.exf6 exf6 17.Nd4 c5 18.f5 cxd4 19.fxg6+ Kh8 20.Qxd4 f5 21.Qd3 Qb6+ 
22.Kh1 Qxb2 23.Nd5 Qd4 24.Qxd4 Bxd4 25.Rae1 Bf6 26.Nxf6 Nxf6 27.h3 Kg7 28.
Re6 Rac8 29.Bxf6+ Rxf6 30.Rxf6 Kxf6 31.hxg4 Rxc2 32.gxf5 Rc6 33.Rf2 Rc3 
34.g4 Rg3 35.Rf4 Rxa3 36.Rc4 Kg5 37.Kg2 h5 38.gxh5 Kxh5 39.Rf4 Rc3 40.Rf2 
Rc7 41.Kf3 Kg5 42.Ke4 Kf6 43.Kd5 Rc3 44.Kd4 Rc8 {und nach 59 Zugen} 
1/2-1/2

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.12"]
[Round "10"]
[White "Ciocaltea, Victor"]
[Black "Medina Garcia, Antonio Angel"]
[Result "0-1"]
[ECO "C75"]
[EventDate "1971.02.03"]
[PlyCount "36"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.O-O Bd7 6.c3 Nge7 7.d4 Ng6 8.Re1 Be7
9.Nbd2 O-O 10.Nf1 Bg4 11.d5 Nh4 12.dxc6 Bxf3 13.Qd3 Bxg2 14.Re3 f5 15.cxb7
Rb8 16.exf5 Bxb7 17.Bb3+ Kh8 18.Be6 Qe8 0-1

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.12"]
[Round "10"]
[White "Pomar Salamanca, Arturo"]
[Black "Ljubojevic, Ljubomir"]
[Result "1/2-1/2"]
[ECO "A41"]
[EventDate "1971.02.03"]
[PlyCount "53"]

1.d4 g6 2.Nf3 Bg7 3.g3 d6 4.Bg2 Nd7 5.b3 e5 6.Bb2 e4 7.Nfd2 f5 8.c4 Ne7 9.
Nc3 Nc6 10.e3 Nb4 11.O-O Nf6 12.f3 Bh6 13.Kh1 O-O 14.Na4 Bxe3 15.fxe4 Ng4 
16.Qe2 f4 17.Nf3 fxg3 18.hxg3 Qe7 19.Bc1 Qxe4 20.Ne5 Rxf1+ 21.Qxf1 Qf5 22.
Qxf5 Bxf5 23.Nxg4 Bxc1 24.Rxc1 Bxg4 25.Bxb7 Re8 26.Nc3 Re3 27.Nd5 1/2-1/2

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.12"]
[Round "10"]
[White "Quinteros, Miguel Angel"]
[Black "Durao, Joaquim Manuel"]
[Result "0-1"]
[ECO "E92"]
[EventDate "1971.02.03"]
[PlyCount "60"]

1.c4 Nf6 2.Nf3 g6 3.Nc3 Bg7 4.e4 d6 5.d4 O-O 6.Be2 e5 7.Be3 Nc6 8.d5 Ne7 
9.Nd2 Nd7 10.g4 f5 11.f3 fxg4 12.fxg4 Nxd5 13.Bf2 Ne3 14.Qb1 Ng2+ 15.Kf1 
Nf4 16.h3 Nc5 17.Qd1 Ncd3 18.Bxd3 Nxd3 19.Nf3 Nxb2 20.Qe2 Be6 21.Nd2 Bh6 
22.Kg2 Qf6 23.Rhf1 Bxd2 24.Be3 Qh4 25.Bxd2 Rxf1 26.Qxf1 Rf8 27.Qg1 Bxg4 
28.hxg4 Qxg4+ 29.Kh2 Qh5+ 30.Kg3 Rf3+ 0-1

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.12"]
[Round "10"]
[White "Rogoff, Kenneth"]
[Black "Ruiz Lacalle, Antonio"]
[Result "1-0"]
[ECO "C81"]
[EventDate "1971.02.03"]
[PlyCount "67"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.dxe5 
Be6 9.Qe2 Be7 10.Rd1 Na5 11.Nd4 O-O 12.c3 c5 13.Nxe6 fxe6 14.f3 Nxb3 15.
axb3 Ng5 16.f4 Ne4 17.c4 g5 18.Qg4 Qb6 19.h4 h5 20.Qxh5 gxh4 21.Qg6+ Kh8 
22.cxd5 c4+ 23.Kh2 Qf2 24.Qxe4 Qg3+ 25.Kh1 Rg8 26.Qf3 Bc5 27.Nc3 h3 28.
Qxg3 Rxg3 29.Kh2 Rag8 30.Ne4 Rxg2+ 31.Kxh3 R8g4 32.d6 Bb6 33.d7 Rg8 34.Ng5
1-0

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.12"]
[Round "10"]
[White "Timman, Jan"]
[Black "Huguet, Bernard"]
[Result "1-0"]
[ECO "A43"]
[EventDate "1971.02.03"]
[PlyCount "55"]

1.d4 c5 2.d5 d6 3.c4 e5 4.dxe6 Bxe6 5.e4 Nf6 6.Nc3 Nc6 7.Nf3 Be7 8.Be2 O-O
9.O-O Qc7 10.Bg5 Rae8 11.h3 a6 12.Qd2 Nd7 13.Bxe7 Rxe7 14.Nd5 Bxd5 15.cxd5
Nce5 16.Nh2 Ng6 17.Bd3 b5 18.f4 c4 19.Bc2 Qc5+ 20.Kh1 Nf6 21.Rae1 Rfe8 22.
Ng4 Nxe4 23.Bxe4 Rxe4 24.Rxe4 Rxe4 25.f5 h5 26.fxg6 hxg4 27.gxf7+ Kf8 28.
Qg5 1-0

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.12"]
[Round "10"]
[White "Visier Segovia, Fernando"]
[Black "Cardoso, Ruth"]
[Result "1/2-1/2"]
[ECO "B38"]
[EventDate "1971.02.03"]
[PlyCount "80"]

1.Nf3 c5 2.c4 Nf6 3.Nc3 Nc6 4.d4 cxd4 5.Nxd4 g6 6.e4 d6 7.Be3 Bg7 8.Be2 
O-O 9.O-O Bd7 10.Qd2 Ng4 11.Bxg4 Bxg4 12.Rac1 a6 13.Nd5 Rc8 14.b3 Bd7 15.
a4 Nxd4 16.Bxd4 Bxd4 17.Qxd4 Bc6 18.Nb6 Rb8 19.a5 f5 20.e5 dxe5 21.Qxe5 
Qd6 22.Qxd6 exd6 23.Rfd1 Rf6 24.Rd4 Kf7 25.b4 Re6 26.Rcd1 Ke7 27.f3 Re8 
28.Kf2 h6 29.R1d3 Re5 30.f4 Re4 31.Rxe4+ Bxe4 32.Rb3 Ke6 33.Rh3 Rh8 34.Re3
g5 35.Rg3 g4 36.Re3 Kf7 37.Re2 h5 38.Rd2 Ke6 39.Nd5 Rc8 40.Nb6 Rh8 1/2-1/2

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.13"]
[Round "11"]
[White "Benko, Pal"]
[Black "Pomar Salamanca, Arturo"]
[Result "1/2-1/2"]
[ECO "D02"]
[EventDate "1971.02.03"]
[PlyCount "50"]

1.Nf3 d5 2.g3 c5 3.Bg2 Nc6 4.d4 Nf6 5.O-O cxd4 6.Nxd4 Bd7 7.c4 e5 8.Nxc6 
Bxc6 9.cxd5 Nxd5 10.Qb3 Nb6 11.Bxc6+ bxc6 12.Nc3 Be7 13.Rd1 Qc8 14.Be3 Rb8
15.Qc2 O-O 16.b3 f5 17.Rac1 Qe6 18.Nb1 Rbd8 19.Bc5 Bxc5 20.Qxc5 f4 21.Nc3 
Nd5 22.Qc4 Kh8 23.Rd3 Qf5 24.Qe4 Qg5 25.h4 Qf6 1/2-1/2

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.13"]
[Round "11"]
[White "Cardoso, Ruth"]
[Black "Ciocaltea, Victor"]
[Result "0-1"]
[ECO "E91"]
[EventDate "1971.02.03"]
[PlyCount "60"]

1.d4 g6 2.c4 Bg7 3.Nc3 d6 4.e4 Nf6 5.Nf3 O-O 6.Be2 Bg4 7.h3 Bxf3 8.Bxf3 
Nc6 9.Be3 Nd7 10.Qd2 e5 11.d5 Nd4 12.O-O-O c5 13.Be2 a6 14.Bh6 b5 15.Bxg7 
Kxg7 16.Kb1 Qa5 17.Bd3 bxc4 18.Bxc4 Qb4 19.Be2 Rfb8 20.Qc1 c4 21.Rd2 Nc5 
22.f4 Nb5 23.Nxb5 axb5 24.Qc3 Qa4 25.b3 cxb3 26.Rb2 Qxe4+ 27.Ka1 Na4 28.
Qxb3 Nxb2 29.Bf3 Qxf4 30.Qxb2 b4 0-1

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.13"]
[Round "11"]
[White "Huguet, Bernard"]
[Black "Bisguier, Arthur Bernard"]
[Result "0-1"]
[ECO "C70"]
[EventDate "1971.02.03"]
[PlyCount "42"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 f5 5.Nc3 b5 6.Bb3 b4 7.Nd5 fxe4 8.Ng1 Nf6
9.Ne2 Na5 10.Nxf6+ Qxf6 11.O-O Nxb3 12.axb3 d5 13.f3 Bc5+ 14.Kh1 O-O 15.
Ng3 exf3 16.Rxf3 Bg4 17.Rxf6 Bxd1 18.Rfxa6 Rxa6 19.Rxa6 Bf2 20.c3 h5 21.
Ra1 h4 0-1

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.13"]
[Round "11"]
[White "Ljubojevic, Ljubomir"]
[Black "Visier Segovia, Fernando"]
[Result "1/2-1/2"]
[ECO "B46"]
[EventDate "1971.02.03"]
[PlyCount "30"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 e6 5.Nc3 a6 6.Nxc6 bxc6 7.Bd3 d5 8.O-O 
Nf6 9.Qf3 Be7 10.Bf4 O-O 11.Rfe1 Kh8 12.Bg5 a5 13.Na4 Ba6 14.b3 Bb5 15.Nc3
dxe4 {und nach 34 Zugen} 1/2-1/2

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.13"]
[Round "11"]
[White "Medina Garcia, Antonio Angel"]
[Black "Timman, Jan"]
[Result "0-1"]
[ECO "B06"]
[EventDate "1971.02.03"]
[PlyCount "72"]

1.e4 g6 2.Nc3 c6 3.d4 Bg7 4.Nf3 d6 5.Bc4 b5 6.Bb3 b4 7.Ne2 a5 8.O-O Ba6 9.
Re1 a4 10.Bxf7+ Kxf7 11.Ng5+ Ke8 12.Ne6 Qd7 13.Nxg7+ Kf7 14.Nf5 gxf5 15.
Ng3 Nf6 16.Nxf5 Bc4 17.Bg5 Rf8 18.Re3 Be6 19.Nxe7 Kxe7 20.e5 dxe5 21.dxe5 
Qxd1+ 22.Rxd1 Kf7 23.exf6 Ra5 24.Bh4 Rd5 25.Rde1 Re8 26.f3 Nd7 27.a3 c5 
28.Ra1 b3 29.cxb3 axb3 30.Be1 c4 31.Re4 Rd3 32.Bc3 Rxc3 33.bxc3 Bf5 34.
Rae1 Nxf6 35.Rxe8 Nxe8 36.Re5 Nd6 0-1

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.13"]
[Round "11"]
[White "Palacios de la Prida, Ernesto"]
[Black "Rogoff, Kenneth"]
[Result "1-0"]
[ECO "B20"]
[EventDate "1971.02.03"]
[PlyCount "53"]

1.f4 c5 2.Nf3 Nc6 3.g3 g6 4.Bg2 Bg7 5.O-O e6 6.e4 Nge7 7.c3 O-O 8.Na3 b6 
9.Nb5 d6 10.d4 Ba6 11.a4 cxd4 12.Nfxd4 Qd7 13.g4 Nxd4 14.cxd4 f5 15.d5 e5 
16.fxe5 Bxe5 17.Bh6 Rf7 18.gxf5 gxf5 19.Qh5 Rf6 20.Bg5 Rg6 21.Ra3 Rf8 22.
Raf3 Rf7 23.exf5 Rxf5 24.Rxf5 Nxf5 25.Be4 Bxb5 26.axb5 Bf6 27.Bxf5 1-0

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.13"]
[Round "11"]
[White "Ruiz Lacalle, Antonio"]
[Black "Quinteros, Miguel Angel"]
[Result "1/2-1/2"]
[ECO "B48"]
[EventDate "1971.02.03"]
[PlyCount "67"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Nc3 b5 6.a3 Bb7 7.Bd3 Qc7 8.Be3 Nf6
9.O-O Nc6 10.Nf3 Ng4 11.Qd2 Bd6 12.h3 Nxe3 13.Qxe3 Bf4 14.Qe2 O-O 15.Rfe1 
f6 16.Rab1 Qb6 17.Nd1 Rae8 18.c3 Re7 19.Qc2 g5 20.Ne3 h5 21.g3 Bb8 22.Rbd1
Rg7 23.a4 g4 24.hxg4 hxg4 25.Nh4 Ne5 26.axb5 axb5 27.Qb3 Nxd3 28.Rxd3 Bxe4
29.Rd4 Bb7 30.Nhf5 Rg5 31.Rxd7 Re8 32.Nh6+ Kh8 33.Nf7+ Kg8 34.Nh6+ 1/2-1/2

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.14"]
[Round "12"]
[White "Bisguier, Arthur Bernard"]
[Black "Medina Garcia, Antonio Angel"]
[Result "1-0"]
[ECO "C79"]
[EventDate "1971.02.03"]
[PlyCount "81"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.O-O Bd7 6.d4 Nf6 7.c4 Be7 8.d5 Nb8 
9.Bc2 O-O 10.Nc3 a5 11.b3 Na6 12.a3 Ne8 13.Rb1 g6 14.b4 axb4 15.axb4 Ng7 
16.Ne1 f5 17.exf5 Nxf5 18.Ne4 Nd4 19.Be3 Nxc2 20.Qxc2 Bf5 21.f3 Nb8 22.Nd3
Nd7 23.Ndf2 Nf6 24.Ra1 Qd7 25.Rfd1 Rfc8 26.Nxf6+ Bxf6 27.Qb2 Qe7 28.g4 Bd7
29.Ne4 Qf8 30.Kg2 Be7 31.h3 c6 32.Qd2 Rxa1 33.Rxa1 Ra8 34.Rxa8 Qxa8 35.c5 
dxc5 36.bxc5 Qa4 37.Bg5 Bxg5 38.Qxg5 cxd5 39.Qd8+ Kf7 40.Ng5+ Kg7 41.Qe7+ 
1-0

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.14"]
[Round "12"]
[White "Ciocaltea, Victor"]
[Black "Ljubojevic, Ljubomir"]
[Result "1/2-1/2"]
[ECO "B03"]
[EventDate "1971.02.03"]
[PlyCount "64"]

1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.c4 Nb6 5.f4 dxe5 6.fxe5 c5 7.d5 e6 8.Nc3 exd5 
9.cxd5 c4 10.Qd4 Nc6 11.Qe4 Nb4 12.a3 N4xd5 13.Nxd5 Qxd5 14.Qxd5 Nxd5 15.
Bxc4 Nc7 16.Be3 Be6 17.Bxe6 Nxe6 18.Rc1 Be7 19.Nf3 O-O 20.Ke2 Rfd8 21.Rhd1
Kf8 22.Nd4 Nxd4+ 23.Rxd4 Rxd4 24.Bxd4 Bd8 25.Kd3 Ke7 26.Ke4 Ke6 27.Rc3 h5 
28.Rb3 b6 29.Rc3 g6 30.h3 Kd7 31.Kd5 Be7 32.Rf3 Ke8 1/2-1/2

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.14"]
[Round "12"]
[White "Durao, Joaquim Manuel"]
[Black "Ruiz Lacalle, Antonio"]
[Result "1-0"]
[ECO "C80"]
[EventDate "1971.02.03"]
[PlyCount "123"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.Re1 b5 7.Rxe4 d5 8.Re1 
bxa4 9.Nxe5 Nxe5 10.Rxe5+ Be6 11.c3 Qd7 12.d4 Bd6 13.Re1 O-O 14.Nd2 Bg4 
15.f3 Bf5 16.Nf1 Rfe8 17.Ne3 Bg6 18.b4 axb3 19.axb3 Qe7 20.Bd2 Qh4 21.Nf1 
Qf6 22.Be3 h5 23.Qd2 Bf5 24.Bf4 Bd7 25.Bxd6 Qxd6 26.Qg5 g6 27.Ne3 c6 28.
Qg3 Qf6 29.Qc7 Re7 30.Nf1 Rxe1 31.Rxe1 Be6 32.b4 Kg7 33.Ra1 Qg5 34.f4 Qf5 
35.Qe5+ Qxe5 36.fxe5 f6 37.exf6+ Kxf6 38.Nd2 Bf5 39.Nf3 Bd3 40.Ne5 Bb5 41.
Ra2 g5 42.g4 hxg4 43.Kg2 Kf5 44.Kg3 Rg8 45.Nxg4 Ke4 46.Ne5 Kf5 47.Rf2+ Ke6
48.Kg4 Rg7 49.Nf3 Bd3 50.Nxg5+ Ke7 51.h4 Be4 52.h5 Bd3 53.h6 Rg8 54.h7 
Rxg5+ 55.Kxg5 Bxh7 56.Rf6 Bd3 57.Rxc6 Kd7 58.Rh6 Kc7 59.Kf4 Bb5 60.Ke5 Bc6
61.Rxc6+ Kxc6 62.Ke6 1-0

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.14"]
[Round "12"]
[White "Quinteros, Miguel Angel"]
[Black "Palacios de la Prida, Ernesto"]
[Result "1-0"]
[ECO "A86"]
[EventDate "1971.02.03"]
[PlyCount "69"]

1.g3 f5 2.d4 Nf6 3.Bg2 d6 4.c4 g6 5.Nc3 Bg7 6.d5 O-O 7.Nh3 Nbd7 8.Nf4 Nc5 
9.Qc2 a5 10.Be3 e5 11.dxe6 Nxe6 12.Rd1 Ng4 13.Bc1 Nxf4 14.Bxf4 g5 15.Bc1 
f4 16.h3 Ne5 17.Be4 fxg3 18.fxg3 h6 19.c5 Be6 20.Bxb7 Rb8 21.Bg2 Bc4 22.
Be3 Qe7 23.Nd5 Bxd5 24.Bxd5+ Kh8 25.Bd4 Nf3+ 26.Bxf3 Rxf3 27.cxd6 cxd6 28.
Qg6 Bxd4 29.Qxh6+ Kg8 30.Rxd4 Rxg3 31.Rxd6 Qh7 32.Qe6+ Qf7 33.Qe5 Rg2 34.
Rg6+ Qxg6 35.Qxb8+ 1-0

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.14"]
[Round "12"]
[White "Rogoff, Kenneth"]
[Black "Huguet, Bernard"]
[Result "1-0"]
[ECO "B02"]
[EventDate "1971.02.03"]
[PlyCount "67"]

1.e4 c5 2.f4 Nf6 3.d3 d5 4.e5 Nfd7 5.g3 e6 6.Bg2 Nc6 7.Nf3 Be7 8.O-O O-O 
9.Nc3 Rb8 10.a3 b5 11.Rb1 a5 12.a4 b4 13.Nb5 Nb6 14.c4 dxc4 15.Nd2 Nd4 16.
dxc4 Nxb5 17.cxb5 Qd4+ 18.Kh1 Rd8 19.Qc2 Bb7 20.b3 Bxg2+ 21.Kxg2 c4 22.
bxc4 Qd3 23.Qxd3 Rxd3 24.Rf3 Rxf3 25.Kxf3 Rc8 26.Ra1 Nxc4 27.Nxc4 Rxc4 28.
Be3 b3 29.Rb1 Rb4 30.Bd2 Rxa4 31.Rxb3 Rc4 32.b6 Rc8 33.b7 Rb8 34.Bxa5 1-0

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.14"]
[Round "12"]
[White "Timman, Jan"]
[Black "Cardoso, Ruth"]
[Result "1-0"]
[ECO "A07"]
[EventDate "1971.02.03"]
[PlyCount "51"]

1.g3 e5 2.Bg2 Nf6 3.d3 d5 4.Nf3 Nc6 5.O-O Be7 6.b3 O-O 7.Bb2 d4 8.Nbd2 Re8
9.c3 Bf8 10.Nc4 Rb8 11.Rc1 Bg4 12.h3 Bh5 13.cxd4 exd4 14.a3 h6 15.b4 a6 
16.Ncd2 Qe7 17.Re1 Rbd8 18.Nb3 Nd5 19.Nc5 Rd6 20.Nxb7 Ne3 21.fxe3 Qxe3+ 
22.Kh2 Rg6 23.Rxc6 Rxc6 24.Bxd4 Qe6 25.Qa4 f6 26.Ng5 1-0

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.14"]
[Round "12"]
[White "Visier Segovia, Fernando"]
[Black "Benko, Pal"]
[Result "0-1"]
[ECO "A16"]
[EventDate "1971.02.03"]
[PlyCount "81"]

1.Nf3 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.g3 Bg7 6.Bg2 O-O 7.O-O Nc6 8.Nxd5
Qxd5 9.d3 Qb5 10.Qc2 a5 11.Rb1 Be6 12.b3 Nb4 13.Qd2 c5 14.Bb2 Rac8 15.Bxg7
Kxg7 16.Ng5 Bd5 17.Qc3+ Kg8 18.Bxd5 Nxd5 19.Qc4 Qd7 20.a4 Kg7 21.Rfc1 e5 
22.Ne4 b6 23.Nc3 Nb4 24.Qe4 Rfe8 25.Qg2 Rcd8 26.Nb5 Nc6 27.Rc4 Nd4 28.Nxd4
exd4 29.Rb2 Re5 30.Rcc2 Ree8 31.Qf3 h5 32.Qg2 Re6 33.h3 Qe7 34.f3 Rc6 35.
Kh2 Qd6 36.Kg1 Qd7 37.Kh2 g5 38.g4 Rh6 39.gxh5 Rxh5 40.Rc1 Qd6+ 41.Kg1 0-1

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.15"]
[Round "13"]
[White "Benko, Pal"]
[Black "Ciocaltea, Victor"]
[Result "1/2-1/2"]
[ECO "B06"]
[EventDate "1971.02.03"]
[PlyCount "55"]

1.e4 g6 2.d4 Bg7 3.c3 d5 4.exd5 Qxd5 5.Be2 c5 6.Bf3 Qe6+ 7.Ne2 cxd4 8.cxd4
Nf6 9.O-O O-O 10.Nbc3 Qb6 11.Bf4 Bd7 12.Rc1 Na6 13.Be5 Rfd8 14.Nf4 Bc6 15.
d5 Be8 16.Qe2 g5 17.Bxf6 exf6 18.Nh5 f5 19.Nxg7 Kxg7 20.d6 Rxd6 21.Nd5 Qd8
22.Ne3 Qf6 23.Bxb7 Rb8 24.Bxa6 Rxb2 25.Rc2 Rxc2 26.Qxc2 Rxa6 27.Nxf5+ Kg8 
28.Rd1 1/2-1/2

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.15"]
[Round "13"]
[White "Cardoso, Ruth"]
[Black "Bisguier, Arthur Bernard"]
[Result "0-1"]
[ECO "C45"]
[EventDate "1971.02.03"]
[PlyCount "68"]

1.e4 Nc6 2.d4 e5 3.Nf3 exd4 4.Nxd4 Bc5 5.Be3 Qf6 6.c3 Nge7 7.Bc4 Ne5 8.Bb3
Qg6 9.O-O d5 10.Nf5 dxe4 11.Nxe7 Bxe7 12.Kh1 O-O 13.Nd2 Bg4 14.Qc2 Be2 15.
Rg1 Bd3 16.Qc1 Ng4 17.Nf1 Qf5 18.Qe1 Bd6 19.h3 Bxf1 20.Qxf1 Nxe3 21.fxe3 
Qg5 22.Qf2 Bg3 23.Qe2 Rae8 24.Rad1 Bd6 25.Qf2 g6 26.Rd5 Re5 27.Rxe5 Qxe5 
28.g4 Kg7 29.Rg2 f5 30.g5 Rh8 31.Qh4 h6 32.gxh6+ Rxh6 33.Qd8 Rxh3+ 34.Kg1 
Rg3 0-1

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.15"]
[Round "13"]
[White "Huguet, Bernard"]
[Black "Quinteros, Miguel Angel"]
[Result "1-0"]
[ECO "B06"]
[EventDate "1971.02.03"]
[PlyCount "77"]

1.e4 g6 2.d4 Bg7 3.c3 d5 4.e5 c5 5.Bb5+ Nc6 6.Nf3 Qb6 7.Na3 cxd4 8.Qxd4 
Qxb5 9.Nxb5 Nxd4 10.cxd4 Kd8 11.Bd2 Bd7 12.a4 Bh6 13.Ke2 Bxd2 14.Nxd2 Nh6 
15.Rhc1 Nf5 16.Kd3 Bxb5+ 17.axb5 Kd7 18.Rc3 Ng7 19.Rca3 Ne6 20.g3 Kc7 21.
Nb1 Rhd8 22.Nc3 Kb8 23.b6 a6 24.Ra5 Rd7 25.Rxd5 Kc8 26.Rc1 Nd8 27.Ne4+ Nc6
28.Rxd7 Kxd7 29.Nc5+ Kc8 30.Ke4 e6 31.f4 a5 32.b3 Rb8 33.g4 Kd8 34.Nxb7+ 
Kd7 35.Nc5+ Ke7 36.Nxe6 Rxb6 37.Nc5 Rb4 38.Rc4 Rb8 39.d5 1-0

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.15"]
[Round "13"]
[White "Ljubojevic, Ljubomir"]
[Black "Timman, Jan"]
[Result "0-1"]
[ECO "B06"]
[EventDate "1971.02.03"]
[PlyCount "48"]

1.e4 g6 2.d4 Bg7 3.c3 d6 4.f4 Nf6 5.e5 dxe5 6.fxe5 Nd5 7.Nf3 O-O 8.Bc4 c5 
9.dxc5 Be6 10.Qd4 Nc6 11.Qe4 Na5 12.Be2 Qc7 13.Qh4 Nc6 14.Bh6 Nxe5 15.Bxg7
Kxg7 16.Qd4 f6 17.O-O Rad8 18.Na3 Ng4 19.Nb5 Qb8 20.Qa4 Nf4 21.Rae1 Rd2 
22.g3 Nxe2+ 23.Rxe2 Rxe2 24.Nbd4 Nxh2 0-1

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.15"]
[Round "13"]
[White "Medina Garcia, Antonio Angel"]
[Black "Rogoff, Kenneth"]
[Result "1/2-1/2"]
[ECO "A00"]
[EventDate "1971.02.03"]
[PlyCount "55"]

1.g3 d5 2.Bg2 e5 3.d3 g6 4.e4 dxe4 5.dxe4 Qxd1+ 6.Kxd1 Na6 7.Be3 Bc5 8.
Bxc5 Nxc5 9.Nd2 Be6 10.Ne2 O-O-O 11.Nc3 Ne7 12.Kc1 Rd7 13.Nb3 Nxb3+ 14.
axb3 Kb8 15.Rd1 Rhd8 16.Rxd7 Rxd7 17.Bf1 Nc6 18.Bb5 Rd6 19.Bxc6 Rxc6 20.
Kd2 Rd6+ 21.Ke3 Rd8 22.h4 f6 23.Rf1 c6 24.f4 exf4+ 25.Rxf4 f5 26.e5 Kc7 
27.b4 a6 28.Rd4 1/2-1/2

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.15"]
[Round "13"]
[White "Palacios de la Prida, Ernesto"]
[Black "Durao, Joaquim Manuel"]
[Result "1/2-1/2"]
[ECO "A03"]
[EventDate "1971.02.03"]
[PlyCount "32"]

1.f4 Nf6 2.Nf3 g6 3.g3 Bg7 4.Bg2 d5 5.O-O c5 6.d3 Nc6 7.Nc3 O-O 8.e4 d4 9.
Ne2 e5 10.h3 exf4 11.g4 Nd7 12.Bxf4 Nde5 13.Qd2 Nxf3+ 14.Rxf3 Ne5 15.Rf2 
Be6 16.Bh6 f6 1/2-1/2

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.15"]
[Round "13"]
[White "Pomar Salamanca, Arturo"]
[Black "Visier Segovia, Fernando"]
[Result "1/2-1/2"]
[ECO "A49"]
[EventDate "1971.02.03"]
[PlyCount "58"]

1.d4 Nf6 2.Nf3 g6 3.g3 Bg7 4.Bg2 O-O 5.O-O d6 6.b3 c6 7.Bb2 Bg4 8.Nbd2 
Nbd7 9.h3 Bxf3 10.Nxf3 Ne4 11.Nd2 Nxd2 12.Qxd2 d5 13.c4 Nf6 14.Rac1 Qd7 
15.cxd5 cxd5 16.Rc2 Rfc8 17.Rfc1 e6 18.Qa5 Rxc2 19.Rxc2 b6 20.Qa6 Bf8 21.
e3 Bd6 22.Bf1 Qe7 23.Bd3 h5 24.a4 Rb8 25.Rc6 Rd8 26.Bc3 Rd7 27.a5 Rc7 28.
Qb5 Qd7 29.Rxc7 Qxc7 1/2-1/2

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.16"]
[Round "14"]
[White "Bisguier, Arthur Bernard"]
[Black "Ljubojevic, Ljubomir"]
[Result "1-0"]
[ECO "A51"]
[EventDate "1971.02.03"]
[PlyCount "69"]

1.d4 Nf6 2.c4 e5 3.dxe5 Ne4 4.Nf3 Nc6 5.a3 d6 6.Qc2 d5 7.e3 Bg4 8.cxd5 
Qxd5 9.Bc4 Qa5+ 10.b4 Bxb4+ 11.axb4 Qxa1 12.Qxe4 Bh5 13.e6 Bg6 14.exf7+ 
Kf8 15.Qf4 Qxb1 16.O-O Qe4 17.b5 Qxf4 18.exf4 Bxf7 19.Bxf7 Kxf7 20.bxc6 
bxc6 21.Ng5+ Kg6 22.g4 h5 23.h3 a5 24.Ba3 a4 25.Rc1 Ra6 26.Re1 c5 27.Re7 
Rb8 28.Rxc7 Rb3 29.Bxc5 Rc3 30.f5+ Kh6 31.Nf7+ Kh7 32.Rc8 Rc1+ 33.Kg2 g6 
34.Ng5+ Kh6 35.Ne6 1-0

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.16"]
[Round "14"]
[White "Ciocaltea, Victor"]
[Black "Pomar Salamanca, Arturo"]
[Result "1/2-1/2"]
[ECO "D42"]
[EventDate "1971.02.03"]
[PlyCount "108"]

1.e4 c6 2.d4 d5 3.exd5 cxd5 4.c4 Nf6 5.Nc3 e6 6.Nf3 Be7 7.cxd5 Nxd5 8.Bd3 
Nc6 9.O-O O-O 10.Re1 Bd7 11.a3 Re8 12.Bc2 Rc8 13.Qd3 g6 14.Bh6 Bf8 15.Qd2 
Bxh6 16.Qxh6 Qf6 17.Ne4 Qe7 18.Bb3 f6 19.Bxd5 exd5 20.Nc5 Qd6 21.Nxb7 Qc7 
22.Nc5 Nxd4 23.Nxd4 Qxc5 24.Qd2 Rxe1+ 25.Rxe1 Re8 26.Rc1 Qb6 27.b4 Rc8 28.
Rxc8+ Bxc8 29.Qc3 Ba6 30.Qc5 Bb7 31.Qxb6 axb6 32.f4 Kf7 33.Kf2 Ke7 34.Ke3 
Kd6 35.g3 Ba6 36.Nc2 Kc6 37.Kd4 Bc4 38.Ne3 Bb3 39.Ng4 f5 40.Ne3 Kd6 41.Nf1
Ba4 42.Nd2 Bd7 43.Nb1 b5 44.Nc3 Bc6 45.h4 h5 46.Ne2 Bd7 47.Ng1 Bc6 48.Nf3 
Bd7 49.Kc3 Ke6 50.Ng5+ Kd6 51.Kd3 Bc6 52.Ke3 Bd7 53.Nh7 Ke7 54.Kd3 Bc6 
1/2-1/2

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.16"]
[Round "14"]
[White "Durao, Joaquim Manuel"]
[Black "Huguet, Bernard"]
[Result "1-0"]
[ECO "B82"]
[EventDate "1971.02.03"]
[PlyCount "51"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.f4 Bd7 7.Be3 e6 8.Qf3 
Nxd4 9.Bxd4 Bc6 10.Bd3 Be7 11.O-O O-O 12.Qh3 g6 13.Rf3 Nh5 14.Qxh5 gxh5 
15.Rg3+ Bg5 16.Rxg5+ Qxg5 17.fxg5 e5 18.Be3 b5 19.Nxb5 Rab8 20.Nxd6 Rxb2 
21.Nc4 Rbb8 22.Bxa7 Rb7 23.Na5 Rxa7 24.Nxc6 Ra3 25.Nxe5 Re8 26.Nc4 1-0

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.16"]
[Round "14"]
[White "Quinteros, Miguel Angel"]
[Black "Medina Garcia, Antonio Angel"]
[Result "0-1"]
[ECO "A17"]
[EventDate "1971.02.03"]
[PlyCount "110"]

1.Nf3 Nf6 2.g3 b6 3.Bg2 Bb7 4.O-O e6 5.c4 Be7 6.d3 O-O 7.e4 c5 8.Nc3 d6 9.
Re1 Nc6 10.d4 e5 11.dxe5 dxe5 12.Nd5 Nd7 13.Bd2 Nd4 14.Nxd4 cxd4 15.b4 Bd6
16.f4 Bxd5 17.cxd5 Qe7 18.a3 a5 19.Qb3 h5 20.f5 axb4 21.axb4 Nf6 22.h3 
Rfc8 23.Bf3 Qd8 24.Rxa8 Rxa8 25.Rc1 Be7 26.Qb2 h4 27.gxh4 Ne8 28.h5 Bg5 
29.h6 Nd6 30.Kh2 Bxh6 31.Bxh6 gxh6 32.Rg1+ Kh7 33.Qg2 Qf6 34.Be2 b5 35.Bd3
Nc4 36.Qe2 Ra3 37.Rg3 Nd6 38.Rg1 Rc3 39.Rg4 Nc4 40.Rg1 Nd6 41.Rg3 Ra3 42.
Rg1 Nc4 43.Bxc4 bxc4 44.Qxc4 Qh4 45.Qf1 Qxe4 46.d6 Qd5 47.f6 e4 48.Qf4 
Ra2+ 49.Rg2 Rxg2+ 50.Kxg2 Kg6 51.Kf1 e3 52.Ke2 Qc4+ 53.Kf3 Qf1+ 54.Kg4 
Qxf4+ 55.Kxf4 Kxf6 0-1

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.16"]
[Round "14"]
[White "Rogoff, Kenneth"]
[Black "Cardoso, Ruth"]
[Result "1-0"]
[ECO "C96"]
[EventDate "1971.02.03"]
[PlyCount "49"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 
9.h3 Na5 10.Bc2 c5 11.d4 Nc6 12.Nbd2 cxd4 13.cxd4 exd4 14.Nb3 Nb4 15.Bb1 
d3 16.Nbd4 Bb7 17.a3 Nc2 18.Nxc2 dxc2 19.Bxc2 Re8 20.Bg5 Nd7 21.Bf4 Bf6 
22.Qxd6 Bxb2 23.Rad1 Nb6 24.Qb4 Qf6 25.e5 {und nach 35 Zugen} 1-0

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.16"]
[Round "14"]
[White "Ruiz Lacalle, Antonio"]
[Black "Palacios de la Prida, Ernesto"]
[Result "0-1"]
[ECO "B28"]
[EventDate "1971.02.03"]
[PlyCount "68"]

1.e4 c5 2.Nf3 a6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Nf3 Bb4 7.Bd2 d6 8.Nd5 
Nxd5 9.exd5 Bc5 10.b4 Ba7 11.Bd3 Bg4 12.O-O O-O 13.Be3 f5 14.Be2 Bxe3 15.
fxe3 Qb6 16.Qd2 Nd7 17.Ng5 Nf6 18.Bxg4 Nxg4 19.Rae1 f4 20.Qd3 g6 21.Kh1 
Nxe3 22.h4 Nxf1 23.Rxf1 Qe3 24.Qd1 Qg3 25.Ne6 Qxh4+ 26.Kg1 Rf5 27.Rf3 e4 
28.Rh3 Qf6 29.c4 f3 30.gxf3 exf3 31.c5 f2+ 32.Kf1 Re5 33.Rf3 Re1+ 34.Kxf2 
Qh4+ 0-1

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.16"]
[Round "14"]
[White "Timman, Jan"]
[Black "Benko, Pal"]
[Result "0-1"]
[ECO "D06"]
[EventDate "1971.02.03"]
[PlyCount "98"]

1.c4 Nf6 2.Nc3 d5 3.d4 c5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 cxd4 7.cxd4 e5 8.
Bb5+ Nd7 9.Rb1 a6 10.Bc4 Nb6 11.Bxf7+ Kxf7 12.Qb3+ Ke8 13.Qxb6 Qxb6 14.
Rxb6 exd4 15.Ne2 Bc5 16.Rb3 b6 17.Nf4 Kf7 18.Ba3 Re8 19.f3 Be6 20.Nxe6 
Rxe6 21.Kd2 Rc8 22.Rc1 Rec6 23.Kd3 g5 24.Bxc5 bxc5 25.Rb7+ R8c7 26.Rxc7+ 
Rxc7 27.Rb1 Ke6 28.Rb8 Kd7 29.Kc4 Rc8 30.Rb3 Kc6 31.a4 Rc7 32.Rb8 Rb7 33.
Rc8+ Rc7 34.Rf8 Rd7 35.Kd3 c4+ 36.Kd2 Kc5 37.Rc8+ Kb4 38.Rb8+ Kxa4 39.Rc8 
Kb5 40.Rb8+ Ka4 41.Rc8 Kb3 42.Rb8+ Ka4 43.Rc8 Kb5 44.Rb8+ Kc6 45.Rc8+ Rc7 
46.Rd8 c3+ 47.Kc2 Rd7 48.Rc8+ Kb7 49.Rc4 d3+ 0-1

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.17"]
[Round "15"]
[White "Benko, Pal"]
[Black "Bisguier, Arthur Bernard"]
[Result "1/2-1/2"]
[ECO "A25"]
[EventDate "1971.02.03"]
[PlyCount "38"]

1.g3 e5 2.c4 Nf6 3.Bg2 Nc6 4.Nc3 Bb4 5.Nd5 O-O 6.Nxb4 Nxb4 7.d3 c5 8.Nf3 
d6 9.O-O h6 10.b3 Be6 11.Bb2 Qd7 12.Re1 Bh3 13.Bh1 Ng4 14.Qd2 f5 15.a3 Nc6
16.e3 Rae8 17.Re2 Qf7 18.Ne1 Qh5 19.f3 Nf6 1/2-1/2

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.17"]
[Round "15"]
[White "Cardoso, Ruth"]
[Black "Quinteros, Miguel Angel"]
[Result "1/2-1/2"]
[ECO "B42"]
[EventDate "1971.02.03"]
[PlyCount "56"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Qc7 5.Be3 Nf6 6.Bd3 e6 7.O-O a6 8.Nxc6 
bxc6 9.c4 c5 10.Nc3 d6 11.f4 Be7 12.Qf3 Bb7 13.Qg3 g6 14.Rf2 h5 15.h3 h4 
16.Qf3 Nh5 17.Qg4 Bc6 18.f5 Nf6 19.Qe2 gxf5 20.exf5 e5 21.Bg5 Nd7 22.f6 
Bf8 23.Be4 Nb6 24.Rd1 O-O-O 25.Qf3 Bxe4 26.Qxe4 Qb7 27.Qd3 Qc6 28.Rf5 Rd7 
1/2-1/2

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.17"]
[Round "15"]
[White "Huguet, Bernard"]
[Black "Ruiz Lacalle, Antonio"]
[Result "1/2-1/2"]
[ECO "A14"]
[EventDate "1971.02.03"]
[PlyCount "48"]

1.c4 e6 2.g3 d5 3.Bg2 Nf6 4.Nc3 Be7 5.Nf3 O-O 6.O-O a6 7.Ne5 c5 8.d3 Nc6 
9.Nxc6 bxc6 10.b3 Qc7 11.Ba3 Rd8 12.Qc2 Bd6 13.Na4 Qe7 14.cxd5 exd5 15.
Bxc5 Rb8 16.Bxd6 Rxd6 17.Nc5 h5 18.h4 Ng4 19.d4 g5 20.hxg5 Qxg5 21.Qc1 Qg7
22.Qf4 Qg6 23.Nd3 Bd7 24.Ne5 Nxe5 1/2-1/2

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.17"]
[Round "15"]
[White "Ljubojevic, Ljubomir"]
[Black "Rogoff, Kenneth"]
[Result "1-0"]
[ECO "B50"]
[EventDate "1971.02.03"]
[PlyCount "57"]

1.e4 c5 2.Nf3 d6 3.Nc3 Nf6 4.e5 dxe5 5.Nxe5 e6 6.Bb5+ Nbd7 7.d4 a6 8.Bxd7+
Nxd7 9.Qh5 Nxe5 10.dxe5 b6 11.Bg5 Qc7 12.O-O-O Bb7 13.Rd2 h6 14.Rhd1 hxg5 
15.Qxh8 Qxe5 16.f3 b5 17.Ne4 Bd5 18.Nxc5 O-O-O 19.Nd3 Qf5 20.Kb1 b4 21.Qh5
Bd6 22.h4 Be7 23.hxg5 Qxg5 24.Qh2 Bf6 25.f4 Bxa2+ 26.Kxa2 Qa5+ 27.Kb1 Bc3 
28.g3 Rd5 29.Nc1 1-0

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.17"]
[Round "15"]
[White "Medina Garcia, Antonio Angel"]
[Black "Durao, Joaquim Manuel"]
[Result "1-0"]
[ECO "A21"]
[EventDate "1971.02.03"]
[PlyCount "53"]

1.g3 g6 2.Bg2 Bg7 3.d3 e5 4.c4 d6 5.Nc3 Ne7 6.e4 O-O 7.Nge2 Be6 8.O-O Qd7 
9.Bg5 f6 10.Be3 c6 11.Qa4 Na6 12.d4 Bh3 13.Rad1 Bxg2 14.Kxg2 exd4 15.Bxd4 
Bh6 16.f4 Qe6 17.Bf2 c5 18.Rfe1 Nc8 19.Nb1 Nb6 20.Qb3 Nxc4 21.Nec3 Kh8 22.
Nd2 b5 23.Nxb5 d5 24.exd5 Nxd2 25.dxe6 Nxb3 26.axb3 Rae8 27.e7 1-0

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.17"]
[Round "15"]
[White "Pomar Salamanca, Arturo"]
[Black "Timman, Jan"]
[Result "1-0"]
[ECO "A32"]
[EventDate "1971.02.03"]
[PlyCount "73"]

1.d4 Nf6 2.Nf3 c5 3.c4 cxd4 4.Nxd4 e6 5.Nc3 Bb4 6.Bd2 Nc6 7.e3 O-O 8.Be2 
d5 9.O-O Nxd4 10.exd4 dxc4 11.Bg5 Bd7 12.Bxc4 Rc8 13.Qe2 Bc6 14.Rad1 Bxc3 
15.bxc3 h6 16.Bh4 Bd5 17.Bxd5 exd5 18.Qb5 g5 19.Bg3 b6 20.Qd3 Qd7 21.Rc1 
Rc4 22.Be5 Ne8 23.f4 f6 24.fxg5 hxg5 25.Bg3 Ng7 26.Rce1 Rcc8 27.h4 Qg4 28.
hxg5 Qxg5 29.Bf4 Qh5 30.Re3 Rce8 31.Rg3 Re4 32.c4 Rfe8 33.cxd5 Kf7 34.Be5 
Rh4 35.Rxf6+ Kg8 36.Rxg7+ Kxg7 37.Rg6+ 1-0

[Event "11th Costa del Sol it"]
[Site "Malaga ESP"]
[Date "1971.02.17"]
[Round "15"]
[White "Visier Segovia, Fernando"]
[Black "Ciocaltea, Victor"]
[Result "1/2-1/2"]
[ECO "A56"]
[EventDate "1971.02.03"]
[PlyCount "64"]

1.d4 Nf6 2.c4 c5 3.d5 e5 4.Nc3 d6 5.e4 Be7 6.g3 O-O 7.Bg2 a6 8.a4 Ne8 9.
Nf3 Nd7 10.O-O g6 11.Bh6 Ng7 12.Qd2 b6 13.Ne1 f5 14.Nd3 Ra7 15.f4 Bf6 16.
Bh3 exf4 17.Bxf4 Bd4+ 18.Be3 Ne5 19.Nxe5 dxe5 20.Bg2 Raf7 21.Ne2 fxe4 22.
Rxf7 Rxf7 23.Bxe4 Nf5 24.Nxd4 cxd4 25.Bg5 Qf8 26.a5 Nd6 27.Bg2 Nxc4 28.Qe2
Qc5 29.Kh1 Bf5 30.g4 d3 31.Qd1 Bd7 32.axb6 Nxb2 1/2-1/2

