[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.05.29"]
[Round "1"]
[White "Andersson, Ulf"]
[Black "Lehmann, Heinz"]
[WhiteElo "2535"]
[BlackElo "2395"]
[Result "1/2-1/2"]
[ECO "C65"]
[EventDate "1972.05.29"]
[PlyCount "47"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 Bc5 4.O-O d6 5.c3 Bd7 6.d4 Bb6 7.Na3 Nf6 8.Re1 O-O
9.Bg5 h6 10.Bh4 exd4 11.cxd4 Bg4 12.Bxc6 bxc6 13.Nc2 g5 14.Bg3 Re8 15.Qd3 
Qd7 16.h4 Nh5 17.Nh2 d5 18.hxg5 hxg5 19.Qd2 f6 20.f3 Be6 21.Bf2 dxe4 22.
fxe4 Qg7 23.d5 Bxf2+ 24.Kxf2 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.05.29"]
[Round "1"]
[White "Benko, Pal"]
[Black "Larsen, Bent"]
[WhiteElo "2515"]
[BlackElo "2625"]
[Result "1/2-1/2"]
[ECO "C25"]
[EventDate "1972.05.29"]
[PlyCount "82"]

1.e4 e5 2.Nc3 Bc5 3.Nf3 d6 4.Na4 Bb6 5.Nxb6 axb6 6.d4 Qe7 7.Bd3 Nf6 8.O-O 
O-O 9.h3 Nc6 10.c3 h6 11.Re1 Nh7 12.b3 Qf6 13.Be3 Ne7 14.a4 Be6 15.b4 Ng6 
16.a5 bxa5 17.bxa5 Nf4 18.Bf1 g5 19.Rb1 Rfb8 20.Rb5 c6 21.dxe5 dxe5 22.
Rxe5 g4 23.hxg4 Bxg4 24.Bxf4 Qxf4 25.Qc1 Qxc1 26.Rxc1 Bxf3 27.gxf3 Ng5 28.
Rf5 b5 29.axb6 Rxb6 30.Kg2 Ra4 31.Kg3 Kg7 32.Bg2 Ne6 33.Rd1 Rb7 34.Bf1 Ra3
35.Bc4 Rxc3 36.Bxe6 fxe6 37.Rf4 Rf7 38.Rxf7+ Kxf7 39.Kf4 c5 40.Rd7+ Kg6 
41.Re7 Kf6 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.05.29"]
[Round "1"]
[White "Bronstein, David"]
[Black "Medina Garcia, Antonio Angel"]
[WhiteElo "2585"]
[BlackElo "2380"]
[Result "1/2-1/2"]
[ECO "C69"]
[EventDate "1972.05.29"]
[PlyCount "83"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6 dxc6 5.O-O f6 6.d4 exd4 7.Nxd4 c5 8.Nb3 
Qxd1 9.Rxd1 Bd7 10.a4 b6 11.Bf4 O-O-O 12.a5 g5 13.Be3 c4 14.Nd4 b5 15.Nc3 
Ne7 16.b3 b4 17.Na2 c5 18.Nf3 Nc6 19.bxc4 Be6 20.Rxd8+ Kxd8 21.Nd2 Ne5 22.
Nb3 Nd7 23.Nac1 Kc7 24.Nd3 Kc6 25.Nd2 Bd6 26.Rd1 Ne5 27.Nxe5+ Bxe5 28.Nb3 
Bd6 29.Rd5 Bxd5 30.exd5+ Kd7 31.Kf1 Re8 32.Ke2 h6 33.Kd3 Rc8 34.g4 Ke7 35.
h3 f5 36.gxf5 Kf6 37.Ke4 h5 38.f3 Re8+ 39.Kd3 Rc8 40.Ke4 Re8+ 41.Kd3 Rc8 
42.Ke4 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.05.29"]
[Round "1"]
[White "Dominguez Sanz, Juan Pedro"]
[Black "Visier Segovia, Fernando"]
[WhiteElo "2265"]
[BlackElo "2365"]
[Result "1/2-1/2"]
[ECO "D40"]
[EventDate "1972.05.29"]
[PlyCount "24"]

1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.e3 c5 5.Nf3 Nc6 6.a3 Ne4 7.Bd3 Nxc3 8.bxc3 
dxc4 9.Bxc4 Be7 10.O-O O-O 11.Qe2 Qc7 12.e4 e5 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.05.29"]
[Round "1"]
[White "Menvielle Laccourreye, Augusto"]
[Black "Gheorghiu, Florin"]
[WhiteElo "2365"]
[BlackElo "2520"]
[Result "0-1"]
[ECO "B22"]
[EventDate "1972.05.29"]
[PlyCount "78"]

1.e4 c5 2.c3 Nf6 3.e5 Nd5 4.d4 cxd4 5.cxd4 d6 6.Nf3 Nc6 7.Nc3 dxe5 8.dxe5 
Ndb4 9.a3 Qxd1+ 10.Kxd1 Na6 11.b4 Nc7 12.h3 Be6 13.Bd3 g6 14.Bb2 Bg7 15.
Ne4 Bd5 16.b5 Nxb5 17.Nf6+ Bxf6 18.exf6 Bxf3+ 19.gxf3 O-O-O 20.fxe7 Rxd3+ 
21.Ke2 Rd4 22.a4 Nd6 23.Rac1 Nf5 24.Rhd1 Kd7 25.Rxc6 Kxc6 26.Bxd4 Nxd4+ 
27.Rxd4 Re8 28.Re4 Kd6 29.Kd3 Rxe7 30.Rh4 h5 31.Rd4+ Kc6 32.Rc4+ Kb6 33.f4
f5 34.Rd4 Ka5 35.Rd6 Rg7 36.Rd4 Rc7 37.Kd2 Rc6 38.h4 Re6 39.Rd7 Rb6 0-1


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.05.29"]
[Round "1"]
[White "Portisch, Lajos"]
[Black "Smyslov, Vassily"]
[WhiteElo "2640"]
[BlackElo "2620"]
[Result "1/2-1/2"]
[ECO "A07"]
[EventDate "1972.05.29"]
[PlyCount "85"]

1.Nf3 Nf6 2.g3 d5 3.Bg2 Nbd7 4.O-O e5 5.c4 dxc4 6.Qa4 Bd6 7.Na3 c6 8.Nxc4 
Bc7 9.Qa3 c5 10.d3 O-O 11.Be3 Qe7 12.Rac1 a5 13.Nh4 g6 14.Bg5 Qe6 15.Bxf6 
Qxf6 16.Nf3 Rb8 17.Ne3 b6 18.Nd5 Qd8 19.d4 Bb7 20.Nxc7 Qxc7 21.dxc5 Nxc5 
22.Qe3 Rfe8 23.Rfd1 Rbd8 24.h4 Bxf3 25.exf3 Re6 26.Bf1 Qe7 27.Rxd8+ Qxd8 
28.Bc4 Re7 29.Re1 Qd6 30.h5 Qf6 31.hxg6 hxg6 32.Bd5 Kg7 33.Kg2 Rd7 34.Bc4 
Rd4 35.b3 e4 36.f4 Rd8 37.Be2 Qd4 38.Qxd4+ Rxd4 39.Rd1 Rxd1 40.Bxd1 Nd3 
41.a4 f5 42.Be2 Nc5 43.Bc4 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.05.29"]
[Round "1"]
[White "Tatai, Stefano"]
[Black "Pomar Salamanca, Arturo"]
[WhiteElo "2460"]
[BlackElo "2460"]
[Result "1/2-1/2"]
[ECO "D43"]
[EventDate "1972.05.29"]
[PlyCount "37"]

1.c4 c6 2.d4 d5 3.Nf3 Nf6 4.Nc3 e6 5.Bg5 h6 6.Bxf6 Qxf6 7.Qb3 a5 8.cxd5 
exd5 9.e3 Na6 10.Rc1 Qd8 11.Bd3 Bd6 12.O-O O-O 13.Bb1 Re8 14.Rfe1 Bg4 15.
Nd2 Qh4 16.Nf1 Qf6 17.f3 Bh5 18.Rcd1 Rad8 19.a3 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.05.29"]
[Round "1"]
[White "Valcarcel, Juan Antonio"]
[Black "Huguet, Bernard"]
[BlackElo "2255"]
[Result "1/2-1/2"]
[ECO "E11"]
[EventDate "1972.05.29"]
[PlyCount "42"]

1.d4 Nf6 2.c4 e6 3.g3 d5 4.Nf3 Bb4+ 5.Bd2 Bxd2+ 6.Nbxd2 O-O 7.Bg2 Nbd7 8.
O-O b6 9.b4 c5 10.bxc5 bxc5 11.cxd5 Nxd5 12.Rc1 Qe7 13.Nb3 cxd4 14.Nfxd4 
N7b6 15.Nc5 Bd7 16.e4 Nf6 17.e5 Nfd5 18.Qd2 Rfc8 19.Qa5 Rc7 20.Rc2 Rac8 
21.Rfc1 Be8 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.05.30"]
[Round "2"]
[White "Gheorghiu, Florin"]
[Black "Valcarcel, Juan Antonio"]
[WhiteElo "2520"]
[Result "1/2-1/2"]
[ECO "D38"]
[EventDate "1972.05.29"]
[PlyCount "80"]

1.d4 d5 2.c4 e6 3.Nc3 Bb4 4.Nf3 Nf6 5.cxd5 exd5 6.Bg5 Qd6 7.Bxf6 Qxf6 8.
Qb3 Qd6 9.e3 Nd7 10.a3 Bxc3+ 11.Qxc3 a5 12.Bd3 O-O 13.O-O Nb6 14.Rfc1 c6 
15.b4 axb4 16.axb4 Be6 17.Qc5 Rxa1 18.Rxa1 Qxc5 19.dxc5 Ra8 20.Rxa8+ Nxa8 
21.Nd4 Nc7 22.Kf1 h6 23.Ke2 Kf8 24.Kd2 Bd7 25.Kc3 Ke7 26.Kb3 Na8 27.b5 
cxb5 28.Bxb5 Bxb5 29.Nxb5 Kd7 30.Nd6 Kc6 31.Nxf7 Nc7 32.Nd8+ Kxc5 33.Nxb7+
Kc6 34.Na5+ Kb5 35.Nb7 Kc6 36.Nd8+ Kd7 37.Nf7 Ke6 38.Nd8+ Kd7 39.Nb7 Kc6 
40.Na5+ Kb5 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.05.30"]
[Round "2"]
[White "Huguet, Bernard"]
[Black "Bronstein, David"]
[WhiteElo "2255"]
[BlackElo "2585"]
[Result "0-1"]
[ECO "C08"]
[EventDate "1972.05.29"]
[PlyCount "102"]

1.e4 e6 2.d4 d5 3.Nd2 c5 4.exd5 exd5 5.Bb5+ Bd7 6.Bxd7+ Nxd7 7.Ne2 c4 8.
Nf3 Ngf6 9.Ng3 Qe7+ 10.Qe2 g6 11.Qxe7+ Bxe7 12.Bf4 Nf8 13.c3 Ne6 14.Bd2 h5
15.Ng5 Ng7 16.h4 Nd7 17.O-O O-O 18.Rae1 Bd6 19.Ne2 f6 20.Nh3 Kf7 21.Bf4 
Bxf4 22.Nhxf4 Nb6 23.Ng3 Rfe8 24.f3 Rxe1 25.Rxe1 Re8 26.Kf2 Rd8 27.Re2 Na4
28.Ke1 b5 29.Kd1 a5 30.Kc2 b4 31.Re1 Nb6 32.Re2 Na8 33.Re1 Nc7 34.Re2 Nb5 
35.Re1 Nc7 36.a3 b3+ 37.Kd2 Nce6 38.Nxe6 Nxe6 39.Ne2 g5 40.Rh1 Kg6 41.Rh2 
Rh8 42.Rh1 Ng7 43.Ng3 Re8 44.Rh2 gxh4 45.Rxh4 Kg5 46.Rh1 h4 47.Ne2 Nf5 48.
Re1 Re3 49.Rg1 Rd3+ 50.Kc1 Ne3 51.g3 h3 0-1


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.05.30"]
[Round "2"]
[White "Larsen, Bent"]
[Black "Dominguez Sanz, Juan Pedro"]
[WhiteElo "2625"]
[BlackElo "2265"]
[Result "1-0"]
[ECO "A01"]
[EventDate "1972.05.29"]
[PlyCount "43"]

1.b3 d5 2.Bb2 c5 3.e3 Nc6 4.Bb5 a6 5.Bxc6+ bxc6 6.d3 Nh6 7.Nc3 e5 8.e4 f5 
9.Nf3 Nf7 10.Na4 Bd6 11.Qe2 O-O 12.O-O-O Re8 13.c4 Rb8 14.Kb1 Qf6 15.Nd2 
Nd8 16.exd5 cxd5 17.cxd5 Bb7 18.Nc3 Nf7 19.g4 f4 20.h4 a5 21.g5 Qd8 22.
Rdg1 1-0


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.05.30"]
[Round "2"]
[White "Medina Garcia, Antonio Angel"]
[Black "Andersson, Ulf"]
[WhiteElo "2380"]
[BlackElo "2535"]
[Result "1-0"]
[ECO "B08"]
[EventDate "1972.05.29"]
[PlyCount "79"]

1.e4 g6 2.d4 Bg7 3.Nf3 d6 4.Bc4 Nf6 5.Nc3 O-O 6.O-O Nxe4 7.Bxf7+ Rxf7 8.
Nxe4 h6 9.h3 d5 10.Nc5 Nc6 11.c3 Qf8 12.Ne5 Nxe5 13.dxe5 c6 14.f4 b6 15.
Nb3 g5 16.Nd4 c5 17.Nf3 Ba6 18.Re1 gxf4 19.Qxd5 Qd8 20.Qe6 Qd3 21.Bxf4 Rf8
22.Rad1 Qh7 23.Bg3 Bc8 24.Qd5 Qg6 25.Kh2 h5 26.Nh4 Qh6 27.Qe4 Be6 28.b3 
Qh7 29.Qg6 Bf5 30.Qxh7+ Bxh7 31.Rd7 e6 32.Red1 Be4 33.Rxf7 Rxf7 34.Rd6 Re7
35.Nf3 Bxf3 36.gxf3 Kf7 37.f4 Kg6 38.Kg2 Kf5 39.Kf3 Bh6 40.Rd8 1-0


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.05.30"]
[Round "2"]
[White "Pomar Salamanca, Arturo"]
[Black "Lehmann, Heinz"]
[WhiteElo "2460"]
[BlackElo "2395"]
[Result "1/2-1/2"]
[ECO "E69"]
[EventDate "1972.05.29"]
[PlyCount "40"]

1.d4 Nf6 2.Nf3 g6 3.g3 Bg7 4.Bg2 O-O 5.O-O c6 6.c4 d6 7.Nc3 Qa5 8.e4 e5 9.
a3 Nbd7 10.b4 Qc7 11.h3 Re8 12.Be3 a6 13.Rc1 b6 14.Qb3 Bb7 15.Rfd1 exd4 
16.Nxd4 c5 17.Nde2 Nxe4 18.Nxe4 Bxe4 19.Bxe4 Rxe4 20.Qd3 Qb7 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.05.30"]
[Round "2"]
[White "Smyslov, Vassily"]
[Black "Menvielle Laccourreye, Augusto"]
[WhiteElo "2620"]
[BlackElo "2365"]
[Result "1-0"]
[ECO "B04"]
[EventDate "1972.05.29"]
[PlyCount "169"]

1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 g6 5.Bc4 c6 6.O-O Bg7 7.exd6 Qxd6 8.Re1 
O-O 9.Bg5 Bg4 10.Nbd2 h6 11.Bh4 e6 12.c3 Qc7 13.Bg3 Qe7 14.Qb3 Bxf3 15.
Nxf3 Nb6 16.Bf1 N8d7 17.a4 a5 18.c4 Ra7 19.Re3 Re8 20.Qc2 Nc8 21.c5 Qd8 
22.Rd1 Ne7 23.Rb3 Nd5 24.Bc4 N7f6 25.h3 Nb4 26.Qe2 b6 27.Ne5 bxc5 28.dxc5 
Nfd5 29.Rf3 Bf8 30.Qd2 Qg5 31.Qd4 f6 32.Ng4 e5 33.h4 exd4 34.hxg5 Kh7 35.
gxf6 Bxc5 36.Ne5 Rf8 37.Nxc6 Ne3 38.Rxe3 Nxc6 39.Rf3 Nd8 40.Be5 Nc6 41.Bg3
Nd8 42.Rc1 Bb4 43.Be5 Nc6 44.Bg8+ Rxg8 45.Rxc6 Rd8 46.Rd3 Rd5 47.f4 g5 48.
Kf2 gxf4 49.Bxf4 Rf5 50.Kf3 Rf7 51.Rxd4 R7xf6 52.Rxf6 Rxf6 53.Ke4 Kg6 54.
Rd5 Re6+ 55.Be5 Rc6 56.Rd7 Rc4+ 57.Kd5 Rc5+ 58.Ke4 Kg5 59.Kd3 Rc1 60.Bd4 
h5 61.Rg7+ Kf5 62.Be3 Rd1+ 63.Kc2 Re1 64.Bb6 Re2+ 65.Kb3 Be1 66.Bd8 h4 67.
Rg5+ Kf4 68.Rc5 Rxg2 69.Rc4+ Ke5 70.Bxh4 Bb4 71.Rc6 Kd5 72.Rb6 Rg8 73.Bf2 
Rf8 74.Rb5+ Kc6 75.Bb6 Ra8 76.Kc4 Ra6 77.Bd4 Bd6 78.Rf5 Bc7 79.Rf6+ Kb7 
80.Kb5 Rxf6 81.Bxf6 Bb6 82.Bc3 Bc7 83.Bxa5 Be5 84.Bc3 Bf4 85.Bd4 1-0


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.05.30"]
[Round "2"]
[White "Tatai, Stefano"]
[Black "Benko, Pal"]
[WhiteElo "2460"]
[BlackElo "2515"]
[Result "1/2-1/2"]
[ECO "E17"]
[EventDate "1972.05.29"]
[PlyCount "29"]

1.d4 Nf6 2.Nf3 b6 3.g3 Bb7 4.Bg2 e6 5.c4 Be7 6.Nc3 Ne4 7.Bd2 d5 8.cxd5 
Nxc3 9.Bxc3 exd5 10.Ne5 O-O 11.Qb3 c6 12.O-O Nd7 13.Rfd1 Bd6 14.Nxd7 Qxd7 
15.Bb4 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.05.30"]
[Round "2"]
[White "Visier Segovia, Fernando"]
[Black "Portisch, Lajos"]
[WhiteElo "2365"]
[BlackElo "2640"]
[Result "0-1"]
[ECO "E43"]
[EventDate "1972.05.29"]
[PlyCount "106"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 b6 5.Bd3 Bb7 6.Nf3 O-O 7.O-O c5 8.Na4 cxd4
9.exd4 Re8 10.Bg5 h6 11.Bh4 Bxf3 12.Qxf3 Nc6 13.Bxf6 Qxf6 14.Qxf6 gxf6 15.
Be4 f5 16.Bxc6 dxc6 17.Nc3 Rad8 18.Rad1 Rd7 19.Rd3 Red8 20.Rfd1 Be7 21.Kf1
Bf6 22.d5 cxd5 23.cxd5 Bxc3 24.Rxc3 Rxd5 25.Rxd5 Rxd5 26.Ke2 Ra5 27.a3 Rb5
28.b4 a5 29.bxa5 bxa5 30.Rc8+ Kg7 31.Ra8 f4 32.a4 Rc5 33.Kf3 Kf6 34.Ra7 e5
35.g3 Rc3+ 36.Ke2 f3+ 37.Kd2 Ra3 38.Rxa5 Kf5 39.Ra6 h5 40.h3 Ke4 41.Rb6 
Ra2+ 42.Ke1 Rxa4 43.Rb3 Ra1+ 44.Kd2 Ra2+ 45.Ke1 Re2+ 46.Kf1 f5 47.h4 f4 
48.Rb4+ Kf5 49.gxf4 e4 50.Rb8 Ra2 51.Kg1 Ra1+ 52.Kh2 e3 53.Rb5+ Kf6 0-1


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.05.31"]
[Round "3"]
[White "Andersson, Ulf"]
[Black "Huguet, Bernard"]
[WhiteElo "2535"]
[BlackElo "2255"]
[Result "1-0"]
[ECO "A06"]
[EventDate "1972.05.29"]
[PlyCount "83"]

1.Nf3 d5 2.b3 c5 3.e3 Nf6 4.Bb2 e6 5.Bb5+ Bd7 6.Bxd7+ Nbxd7 7.O-O Be7 8.c4
O-O 9.Nc3 dxc4 10.bxc4 Qc7 11.Qe2 Rac8 12.d3 Rfd8 13.Rfd1 Ne8 14.Rab1 Bf6 
15.Nb5 Qb8 16.Bxf6 Ndxf6 17.Rb3 Nd6 18.Rdb1 Nxb5 19.Rxb5 b6 20.a4 Qd6 21.
Ne1 Rb8 22.a5 bxa5 23.Qa2 Ng4 24.g3 Rxb5 25.Rxb5 Ne5 26.Qxa5 Nxd3 27.Nxd3 
Qxd3 28.Qc7 h5 29.h4 Rd7 30.Qxc5 Qd1+ 31.Kg2 a6 32.Qc8+ Kh7 33.Rxh5+ Qxh5 
34.Qxd7 Qc5 35.Qxf7 Qxc4 36.Qh5+ Kg8 37.Qe8+ Kh7 38.Qh5+ Kg8 39.Qg6 a5 40.
Qe8+ Kh7 41.Qh5+ Kg8 42.Qxa5 1-0


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.05.31"]
[Round "3"]
[White "Benko, Pal"]
[Black "Pomar Salamanca, Arturo"]
[WhiteElo "2515"]
[BlackElo "2460"]
[Result "1-0"]
[ECO "D30"]
[EventDate "1972.05.29"]
[PlyCount "105"]

1.c4 Nf6 2.Nf3 e6 3.g3 d5 4.Bg2 c5 5.O-O Nc6 6.cxd5 exd5 7.d4 Be6 8.b3 Be7
9.Bb2 O-O 10.Nc3 Ne4 11.dxc5 Bxc5 12.e3 Be7 13.Ne2 Rc8 14.Nf4 Qd6 15.Qe2 
Nb4 16.Nd4 Bf6 17.Rad1 Qe7 18.Bxe4 dxe4 19.Ba3 a5 20.Nfxe6 fxe6 21.Qg4 
Bxd4 22.Rxd4 Rc2 23.Bxb4 axb4 24.Rxe4 Rf6 25.Rxb4 Rxa2 26.Ra4 Rb2 27.Ra8+ 
Rf8 28.Rxf8+ Kxf8 29.Qf4+ Qf6 30.Qb8+ Kf7 31.Qxb7+ Kg8 32.b4 h5 33.h4 Qf5 
34.Qc8+ Kh7 35.Qc3 Rc2 36.Qb3 g5 37.hxg5 h4 38.e4 Qxe4 39.Rd1 h3 40.Qd3 
h2+ 41.Kxh2 Rxf2+ 42.Kh3 Qf5+ 43.Qxf5+ Rxf5 44.Rb1 Rb5 45.Kg4 Kg6 46.Kf4 
Kf7 47.Rb3 Ke7 48.g6 Rf5+ 49.Kg4 Rb5 50.Rf3 Rxb4+ 51.Kg5 Rb8 52.g7 e5 53.
Kg6 1-0


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.05.31"]
[Round "3"]
[White "Bronstein, David"]
[Black "Gheorghiu, Florin"]
[WhiteElo "2585"]
[BlackElo "2520"]
[Result "1-0"]
[ECO "D94"]
[EventDate "1972.05.29"]
[PlyCount "79"]

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.e3 O-O 6.Bd2 c6 7.Rc1 Be6 8.cxd5 
Nxd5 9.Be2 Nd7 10.O-O N7f6 11.Na4 Ne4 12.Bd3 Nxd2 13.Qxd2 Bg4 14.Ne5 Bxe5 
15.dxe5 Be6 16.h3 Qc7 17.f4 Rad8 18.Nc5 Bc8 19.e4 b6 20.Na6 Bxa6 21.Bxa6 
Nf6 22.Qe3 Nd7 23.b4 Nb8 24.Bc4 Qd7 25.Kh2 Qd4 26.Qe1 e6 27.Bb3 Na6 28.a3 
c5 29.Qe2 Qd3 30.Bc4 Qxe2 31.Bxe2 Nc7 32.bxc5 Rd2 33.cxb6 axb6 34.Rfe1 Rd7
35.Rc6 Ra8 36.Rec1 Ra7 37.Rd6 Re7 38.Rxb6 Rxa3 39.Rb7 Nd5 40.Rb8+ 1-0


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.05.31"]
[Round "3"]
[White "Dominguez Sanz, Juan Pedro"]
[Black "Tatai, Stefano"]
[WhiteElo "2265"]
[BlackElo "2460"]
[Result "0-1"]
[ECO "B04"]
[EventDate "1972.05.29"]
[PlyCount "74"]

1.e4 Nf6 2.e5 Nd5 3.c4 Nb6 4.d4 d6 5.exd6 cxd6 6.Nf3 g6 7.Be3 Bg7 8.Be2 
O-O 9.Qd2 Bg4 10.Na3 Nc6 11.O-O d5 12.c5 Nd7 13.Rad1 Nf6 14.b4 Ne4 15.Qb2 
e5 16.dxe5 Bxf3 17.Bxf3 Nxe5 18.Qb3 Nxf3+ 19.gxf3 Nc3 20.Nb1 Nxd1 21.Rxd1 
d4 22.Bf4 Re8 23.Nd2 Qf6 24.Bg3 Qe6 25.Nc4 Re7 26.Kg2 h5 27.h4 Rd8 28.b5 
Rd5 29.Qb4 g5 30.hxg5 Rxg5 31.Rh1 Rc7 32.Re1 Qd5 33.Re8+ Kh7 34.Qb1+ Rg6 
35.Nd6 Rxc5 36.Ne4 Rxb5 37.Qh1 d3 0-1


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.05.31"]
[Round "3"]
[White "Lehmann, Heinz"]
[Black "Medina Garcia, Antonio Angel"]
[WhiteElo "2395"]
[BlackElo "2380"]
[Result "1/2-1/2"]
[ECO "E53"]
[EventDate "1972.05.29"]
[PlyCount "57"]

1.c4 e6 2.Nf3 Nf6 3.Nc3 d5 4.d4 Bb4 5.e3 O-O 6.a3 Bxc3+ 7.bxc3 c5 8.Be2 
dxc4 9.Bxc4 Qc7 10.Be2 b6 11.O-O Ba6 12.a4 Rc8 13.Ba3 Bxe2 14.Qxe2 Nbd7 
15.Rfc1 cxd4 16.cxd4 Qb7 17.Nd2 Rxc1+ 18.Rxc1 Rc8 19.Qd1 h6 20.h3 Qa6 21.
e4 Rxc1 22.Qxc1 Qxa4 23.Bb2 Qb5 24.e5 Nd5 25.Qc8+ Kh7 26.Qc2+ Kg8 27.Qc8+ 
Kh7 28.Qc2+ Kg8 29.Qc8+ 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.05.31"]
[Round "3"]
[White "Menvielle Laccourreye, Augusto"]
[Black "Visier Segovia, Fernando"]
[WhiteElo "2365"]
[BlackElo "2365"]
[Result "0-1"]
[ECO "B31"]
[EventDate "1972.05.29"]
[PlyCount "90"]

1.e4 c5 2.Nf3 Nc6 3.Bb5 g6 4.O-O Bg7 5.Re1 Nf6 6.c3 O-O 7.d4 cxd4 8.cxd4 
d5 9.e5 Ne4 10.Nc3 Nxc3 11.bxc3 Qa5 12.a4 Bg4 13.Ba3 Qxc3 14.Re3 Qa5 15.
Bxc6 bxc6 16.Bxe7 Rfe8 17.Bd6 f6 18.Qe1 Qxe1+ 19.Raxe1 Bxf3 20.Rxf3 fxe5 
21.dxe5 Re6 22.Rfe3 Bf8 23.Kf1 Bxd6 24.exd6 Rxe3 25.Rxe3 Rd8 26.Re6 Kf7 
27.Re7+ Kf6 28.Rxa7 Rxd6 29.Rxh7 Ke5 30.Ke2 c5 31.h4 Kd4 32.Rh6 Rb6 33.a5 
Rb2+ 34.Kf3 c4 35.Rxg6 c3 36.a6 Ra2 37.h5 c2 38.Rc6 Kd3 39.Rc5 Rxa6 40.g4 
d4 41.g5 Ra5 42.Rxa5 c1=Q 43.g6 Qd1+ 44.Kg3 Ke4 45.Rg5 Qg1+ 0-1


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.05.31"]
[Round "3"]
[White "Portisch, Lajos"]
[Black "Larsen, Bent"]
[WhiteElo "2640"]
[BlackElo "2625"]
[Result "1-0"]
[ECO "E57"]
[EventDate "1972.05.29"]
[PlyCount "93"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 c5 5.Bd3 Nc6 6.Nf3 d5 7.O-O O-O 8.a3 cxd4 
9.exd4 Bxc3 10.bxc3 dxc4 11.Bxc4 Qa5 12.Qc2 e5 13.Be3 exd4 14.Bxd4 Nxd4 
15.cxd4 Bf5 16.Qb3 Be4 17.Ne5 Bd5 18.Nd7 Bxc4 19.Nxf6+ gxf6 20.Qxc4 Rac8 
21.Qb3 b6 22.Qf3 Kg7 23.Rae1 Rfd8 24.Re4 h5 25.h4 Qd5 26.Rfe1 Rc4 27.Qg3+ 
Kf8 28.Qf4 Kg7 29.R1e3 Rc1+ 30.Kh2 Rc6 31.Rg3+ Kh7 32.Re7 a5 33.Qe3 Rcd6 
34.Qd3+ Kh8 35.Qe2 Kh7 36.Qc2+ Kh8 37.Rg6 Rg8 38.Rh6+ Kg7 39.Rh7+ Kf8 40.
Rhxf7+ Qxf7 41.Rxf7+ Kxf7 42.Qc7+ Ke6 43.Qc4+ Rd5 44.Qc6+ Rd6 45.d5+ Ke7 
46.Qc7+ Rd7 47.d6+ 1-0


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.05.31"]
[Round "3"]
[White "Valcarcel, Juan Antonio"]
[Black "Smyslov, Vassily"]
[BlackElo "2620"]
[Result "0-1"]
[ECO "D86"]
[EventDate "1972.05.29"]
[PlyCount "106"]

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 b6 8.Ne2 
Bb7 9.Qd3 Nc6 10.h4 Na5 11.Bb5+ c6 12.Ba4 Qd7 13.h5 O-O-O 14.h6 Bf8 15.Bf4
f6 16.Qg3 Ba6 17.Rd1 e6 18.Qf3 Be7 19.O-O f5 20.exf5 gxf5 21.Rfe1 Bc4 22.
Bb3 Nxb3 23.axb3 Bxb3 24.Ra1 Bd5 25.Qd3 c5 26.Be5 c4 27.Qc2 Bg5 28.Qa2 
Rhg8 29.Qxa7 Qxa7 30.Rxa7 Rd7 31.Rea1 Rxa7 32.Rxa7 Bxh6 33.Rc7+ Kd8 34.
Rxh7 Rxg2+ 35.Kf1 Rg6 36.Bc7+ Ke8 37.Nf4 Bxf4 38.Bxf4 Be4 39.Ke2 Bd3+ 40.
Kd2 Rg2 41.Ke3 Rg1 42.Rh8+ Kd7 43.Rh7+ Kc6 44.Rc7+ Kb5 45.Bd6 Be4 46.Ra7 
Rd1 47.Bb4 Rd3+ 48.Kf4 Rxd4 49.cxd4 Kxb4 50.f3 Bd5 51.Ra1 Kc3 52.Ke3 b5 
53.f4 b4 0-1


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.02"]
[Round "4"]
[White "Benko, Pal"]
[Black "Dominguez Sanz, Juan Pedro"]
[WhiteElo "2515"]
[BlackElo "2265"]
[Result "0-1"]
[ECO "B10"]
[EventDate "1972.05.29"]
[PlyCount "84"]

1.e4 c6 2.d3 d5 3.Nd2 Nf6 4.Ngf3 Bg4 5.h3 Bh5 6.Qe2 e6 7.g3 Bc5 8.Bg2 Bb6 
9.g4 Bg6 10.Ne5 Nbd7 11.Nxg6 hxg6 12.e5 Ng8 13.Nf3 Qc7 14.c3 Ne7 15.Bf4 c5
16.Bg3 Nc6 17.O-O Qd8 18.Rfe1 Qe7 19.a3 O-O-O 20.b4 Rde8 21.b5 Na5 22.c4 
d4 23.Nd2 f5 24.exf6 gxf6 25.Rab1 f5 26.Qf3 fxg4 27.hxg4 Rhf8 28.Qe2 Bc7 
29.Ne4 Bxg3 30.Nxg3 Rf4 31.Qd2 Ref8 32.Qxa5 Rxf2 33.Qxa7 Qh4 34.Qxb7+ Kd8 
35.Qa8+ Ke7 36.Qc6 Qxg3 37.Rxe6+ Kd8 38.b6 R8f3 39.Qc7+ Qxc7 40.bxc7+ Kxc7
41.Rb7+ Kxb7 42.Re2 Rxg2+ 0-1


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.02"]
[Round "4"]
[White "Gheorghiu, Florin"]
[Black "Andersson, Ulf"]
[WhiteElo "2520"]
[BlackElo "2535"]
[Result "1-0"]
[ECO "E84"]
[EventDate "1972.05.29"]
[PlyCount "61"]

1.e4 g6 2.d4 Bg7 3.c4 d6 4.Nc3 Nf6 5.f3 a6 6.Be3 Nc6 7.Nge2 Rb8 8.Qd2 O-O 
9.h4 e5 10.d5 Na5 11.Ng3 c5 12.h5 Bd7 13.Bh6 Bxh6 14.Qxh6 b5 15.Be2 Qe7 
16.O-O-O Ne8 17.f4 exf4 18.Qxf4 Qf6 19.Rdf1 Qxf4+ 20.Rxf4 f6 21.hxg6 hxg6 
22.Rfh4 Kf7 23.Rh7+ Ng7 24.e5 dxe5 25.Nce4 Nb7 26.Nh5 gxh5 27.Bxh5+ Ke7 
28.Rxg7+ Kd8 29.Bg6 f5 30.Rhh7 Bc8 31.Ng5 1-0


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.02"]
[Round "4"]
[White "Huguet, Bernard"]
[Black "Lehmann, Heinz"]
[WhiteElo "2255"]
[BlackElo "2395"]
[Result "1/2-1/2"]
[ECO "B92"]
[EventDate "1972.05.29"]
[PlyCount "45"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 e5 7.Nb3 Nbd7 8.a4 b6
9.O-O Bb7 10.f3 Be7 11.Be3 Qc7 12.Qd2 O-O 13.Rfd1 Rfd8 14.Qe1 h6 15.Rd2 
Nh5 16.Rad1 Nf4 17.Bf1 Ne6 18.Qf2 Rac8 19.Nc1 Nec5 20.Nd3 Nxd3 21.Bxd3 Qb8
22.Qg3 Qc7 23.Be2 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.02"]
[Round "4"]
[White "Larsen, Bent"]
[Black "Menvielle Laccourreye, Augusto"]
[WhiteElo "2625"]
[BlackElo "2365"]
[Result "1-0"]
[ECO "A01"]
[EventDate "1972.05.29"]
[PlyCount "69"]

1.b3 b5 2.e3 Bb7 3.Nf3 a6 4.Bb2 e6 5.c4 b4 6.d4 Nf6 7.Nbd2 Be7 8.Bd3 O-O 
9.Qc2 d6 10.e4 Nbd7 11.O-O Nh5 12.Rfe1 Nf4 13.Bf1 Ng6 14.g3 e5 15.c5 dxc5 
16.dxe5 Re8 17.Nc4 Qb8 18.h4 Ngf8 19.a4 bxa3 20.Rxa3 Bc6 21.Ra2 Ne6 22.
Rea1 Bb5 23.Ne3 Bf8 24.Bc4 Nd4 25.Bxd4 cxd4 26.Nxd4 Bxc4 27.Nxc4 Bc5 28.
Nf3 Qc8 29.Kg2 h6 30.Nb2 Qb7 31.Rd1 Nxe5 32.Nxe5 Rxe5 33.Nd3 Qxe4+ 34.f3 
Qd4 35.Nxe5 1-0


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.02"]
[Round "4"]
[White "Pomar Salamanca, Arturo"]
[Black "Medina Garcia, Antonio Angel"]
[WhiteElo "2460"]
[BlackElo "2380"]
[Result "1-0"]
[ECO "D03"]
[EventDate "1972.05.29"]
[PlyCount "95"]

1.d4 Nf6 2.Nf3 e6 3.Bg5 d5 4.e3 Be7 5.Nbd2 b6 6.Bd3 Bb7 7.O-O O-O 8.c3 
Nbd7 9.Qb1 h6 10.Bh4 c5 11.b4 c4 12.Bc2 Qc7 13.a4 a6 14.a5 b5 15.Bg3 Bd6 
16.Nh4 Rfe8 17.Bxd6 Qxd6 18.f4 Qc6 19.Nhf3 Ne4 20.Nxe4 dxe4 21.Ne5 Qd6 22.
Nxd7 Qxd7 23.Bxe4 Bxe4 24.Qxe4 f6 25.Rad1 Rad8 26.Qf3 Qc7 27.e4 Kh8 28.Rf2
Kg8 29.Rfd2 Qa7 30.Kh1 Qb8 31.h3 Qc7 32.e5 Rf8 33.Re2 Qf7 34.Qc6 Kh8 35.
Qxa6 Qh5 36.Rde1 fxe5 37.Rxe5 Qh4 38.Qxb5 Rxf4 39.Rxe6 Rdf8 40.Re8 Kh7 41.
Qe5 R8f5 42.Qb8 Qg3 43.Rh8+ Kg6 44.Qe8+ Kg5 45.Qe3 Qxe3 46.Rxe3 Rf1+ 47.
Kh2 Rc1 48.Rg3+ 1-0


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.02"]
[Round "4"]
[White "Smyslov, Vassily"]
[Black "Bronstein, David"]
[WhiteElo "2620"]
[BlackElo "2585"]
[Result "1/2-1/2"]
[ECO "D90"]
[EventDate "1972.05.29"]
[PlyCount "42"]

1.c4 g6 2.d4 Nf6 3.Nc3 d5 4.Nf3 Bg7 5.cxd5 Nxd5 6.Bd2 c5 7.Rc1 Nxc3 8.Bxc3
cxd4 9.Nxd4 O-O 10.e3 Nd7 11.Be2 Nf6 12.Nb3 Qxd1+ 13.Rxd1 Ne4 14.Bxg7 Kxg7
15.f3 Nd6 16.Nd4 Nf5 17.Kf2 Nxd4 18.Rxd4 Be6 19.Bc4 Bxc4 20.Rxc4 Rfd8 21.
Ke2 Rac8 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.02"]
[Round "4"]
[White "Tatai, Stefano"]
[Black "Portisch, Lajos"]
[WhiteElo "2460"]
[BlackElo "2640"]
[Result "0-1"]
[ECO "C79"]
[EventDate "1972.05.29"]
[PlyCount "64"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.O-O Bd7 6.d4 Nf6 7.c3 Qe7 8.Re1 g6 
9.Nbd2 Bg7 10.Nf1 O-O 11.Ne3 Rae8 12.Bc2 exd4 13.Nd5 Nxd5 14.exd5 Ne5 15.
Nxd4 Qh4 16.Rf1 Bg4 17.f3 Bc8 18.Bb3 Re7 19.f4 Ng4 20.Nf3 Qh5 21.h3 Nf6 
22.c4 Rfe8 23.Ba4 Bd7 24.Bc2 b5 25.Bd3 bxc4 26.Bxc4 Bb5 27.Qd3 Bxc4 28.
Qxc4 Qxd5 29.b3 Qxc4 30.bxc4 Ne4 31.Rb1 Ng3 32.Rd1 Ne2+ 0-1


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.02"]
[Round "4"]
[White "Visier Segovia, Fernando"]
[Black "Valcarcel, Juan Antonio"]
[WhiteElo "2365"]
[Result "1/2-1/2"]
[ECO "E33"]
[EventDate "1972.05.29"]
[PlyCount "95"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 Nc6 5.Nf3 O-O 6.Qc2 d5 7.a3 Bxc3+ 8.Qxc3 
Ne4 9.Qc2 a5 10.Bd3 f5 11.b3 Bd7 12.Bb2 Qe7 13.O-O Rad8 14.Nd2 Be8 15.f3 
Nf6 16.Rae1 Bg6 17.Kh1 Qd7 18.Bc3 Rfe8 19.f4 Ra8 20.c5 Nd8 21.h3 Nf7 22.b4
axb4 23.axb4 b5 24.Ra1 c6 25.Ra2 Reb8 26.Rfa1 Qc8 27.Ra5 Rxa5 28.Rxa5 Ra8 
29.Qa2 Rxa5 30.Qxa5 Nd8 31.Nb3 Be8 32.Be1 Kf8 33.Bh4 Kf7 34.Qb6 Bd7 35.Na5
Ke8 36.g4 Nf7 37.gxf5 exf5 38.Bxf6 gxf6 39.Qb7 Qxb7 40.Nxb7 Ke7 41.Kg2 Kf8
42.Kg3 Kg7 43.Nd6 Nxd6 44.cxd6 Kg6 45.Kh4 Kh6 46.Be2 Kg6 47.Bh5+ Kg7 48.
Be2 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.03"]
[Round "5"]
[White "Andersson, Ulf"]
[Black "Smyslov, Vassily"]
[WhiteElo "2535"]
[BlackElo "2620"]
[Result "1/2-1/2"]
[ECO "A07"]
[EventDate "1972.05.29"]
[PlyCount "45"]

1.Nf3 d5 2.g3 Nf6 3.Bg2 c6 4.b3 Bf5 5.Bb2 e6 6.O-O Be7 7.d3 h6 8.Nbd2 O-O 
9.e3 Nbd7 10.Qe2 Bh7 11.e4 dxe4 12.dxe4 Qc7 13.Rfd1 Rfd8 14.e5 Ne8 15.Ne4 
Nc5 16.Nfd2 Rd7 17.Nxc5 Bxc5 18.Ne4 Bxe4 19.Bxe4 Rad8 20.Rxd7 Qxd7 21.Bf3 
Nc7 22.Rd1 Qxd1+ 23.Qxd1 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.03"]
[Round "5"]
[White "Bronstein, David"]
[Black "Visier Segovia, Fernando"]
[WhiteElo "2585"]
[BlackElo "2365"]
[Result "1-0"]
[ECO "A03"]
[EventDate "1972.05.29"]
[PlyCount "109"]

1.f4 d5 2.Nf3 g6 3.e3 Bg7 4.Be2 Nf6 5.O-O O-O 6.Qe1 Bg4 7.c3 Nbd7 8.d4 Ne4
9.Bd3 Nd6 10.Nbd2 c5 11.Ne5 Nxe5 12.dxe5 Bf5 13.Bxf5 Nxf5 14.e4 Nh6 15.Qe2
e6 16.Nf3 dxe4 17.Qxe4 Qd5 18.Qxd5 exd5 19.Be3 b6 20.Rad1 Rfd8 21.Rd3 Ng4 
22.Bc1 f6 23.exf6 Nxf6 24.f5 c4 25.Rdd1 Ne4 26.Be3 Rd7 27.fxg6 hxg6 28.Bd4
Rf8 29.Rfe1 Re8 30.Bxg7 Kxg7 31.Ng5 Nf6 32.Rxe8 Nxe8 33.Re1 Nf6 34.h4 b5 
35.Kf2 a5 36.Kf3 b4 37.Re5 a4 38.a3 bxa3 39.bxa3 Ne4 40.Nxe4 dxe4+ 41.Rxe4
Rd3+ 42.Re3 Rd2 43.g4 Kf6 44.Ke4 Ra2 45.g5+ Kf7 46.Kd5 Rxa3 47.Kxc4 Rb3 
48.Rf3+ Kg7 49.Rf6 Rb2 50.Ra6 Rh2 51.Rxa4 Rxh4+ 52.Kb3 Rh5 53.Ra5 Kf7 54.
Re5 Rh8 55.c4 1-0


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.03"]
[Round "5"]
[White "Dominguez Sanz, Juan Pedro"]
[Black "Pomar Salamanca, Arturo"]
[WhiteElo "2265"]
[BlackElo "2460"]
[Result "1/2-1/2"]
[ECO "B85"]
[EventDate "1972.05.29"]
[PlyCount "74"]

1.e4 c5 2.Nf3 d6 3.d4 Nf6 4.Nc3 cxd4 5.Nxd4 Nc6 6.Be2 e6 7.Be3 Be7 8.f4 a6
9.O-O Qc7 10.Nb3 b5 11.a3 Bb7 12.Bf3 O-O 13.Qe1 b4 14.axb4 Nxb4 15.Qf2 d5 
16.e5 Ne4 17.Bxe4 dxe4 18.Bb6 Qc8 19.Bc5 Re8 20.Ra4 e3 21.Qxe3 Nd5 22.Nxd5
Bxd5 23.Bxe7 Qxc2 24.Rf2 Qb1+ 25.Qc1 Qxc1+ 26.Nxc1 Rxe7 27.Rd2 Rc7 28.Ne2 
h6 29.Nc3 Bb3 30.Rad4 a5 31.Kf2 a4 32.Rd8+ Rxd8 33.Rxd8+ Kh7 34.Rd4 Ra7 
35.Nb5 Ra5 36.Nd6 f6 37.exf6 gxf6 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.03"]
[Round "5"]
[White "Lehmann, Heinz"]
[Black "Gheorghiu, Florin"]
[WhiteElo "2395"]
[BlackElo "2520"]
[Result "1-0"]
[ECO "D79"]
[EventDate "1972.05.29"]
[PlyCount "57"]

1.d4 g6 2.Nf3 Bg7 3.g3 c5 4.c3 cxd4 5.cxd4 Nf6 6.Bg2 d5 7.Nc3 O-O 8.O-O 
Nc6 9.Ne5 Bf5 10.Bf4 Rc8 11.Rc1 Ne4 12.Nxe4 dxe4 13.Nxc6 Rxc6 14.Rxc6 bxc6
15.e3 Qa5 16.a3 c5 17.g4 Bc8 18.Bxe4 cxd4 19.exd4 Qb6 20.Be3 Qxb2 21.Qa4 
a6 22.h3 h5 23.gxh5 Bxh3 24.Re1 gxh5 25.Qxa6 Rd8 26.Qa5 Rd6 27.Rb1 Qe2 28.
Rb8+ Bf8 29.Qg5+ 1-0


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.03"]
[Round "5"]
[White "Medina Garcia, Antonio Angel"]
[Black "Huguet, Bernard"]
[WhiteElo "2380"]
[BlackElo "2255"]
[Result "1-0"]
[ECO "B81"]
[EventDate "1972.05.29"]
[PlyCount "77"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.g4 h6 7.g5 hxg5 8.Bxg5 
Nc6 9.Qd2 a6 10.O-O-O Nxd4 11.Qxd4 Be7 12.h4 Qc7 13.f4 Qc5 14.Qd2 b5 15.e5
dxe5 16.fxe5 Qxe5 17.Bg2 Ra7 18.Rhe1 Qc7 19.Bf4 Qc4 20.b3 Qb4 21.Bb8 Rd7 
22.Bc6 O-O 23.Bxd7 Bxd7 24.Be5 Bc6 25.Qg5 Ne8 26.Qe3 Qxh4 27.Kb1 Bf6 28.
Rg1 Bxe5 29.Qxe5 Nf6 30.Rdf1 Kh8 31.Rf4 Qh6 32.Rf2 Nh5 33.Rg5 f5 34.Rxh5 
Qxh5 35.Rh2 Qxh2 36.Qxh2+ Kg8 37.Qd6 Bb7 38.Qxe6+ Kh8 39.Qe7 1-0


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.03"]
[Round "5"]
[White "Menvielle Laccourreye, Augusto"]
[Black "Tatai, Stefano"]
[WhiteElo "2365"]
[BlackElo "2460"]
[Result "1/2-1/2"]
[ECO "C33"]
[EventDate "1972.05.29"]
[PlyCount "21"]

1.e4 e5 2.f4 exf4 3.Nc3 Qh4+ 4.Ke2 d5 5.Nxd5 Bg4+ 6.Nf3 Nc6 7.Nxc7+ Kd8 8.
Nxa8 Ne5 9.h3 Bxf3+ 10.gxf3 Qg3 11.d4 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.03"]
[Round "5"]
[White "Portisch, Lajos"]
[Black "Benko, Pal"]
[WhiteElo "2640"]
[BlackElo "2515"]
[Result "1-0"]
[ECO "A31"]
[EventDate "1972.05.29"]
[PlyCount "49"]

1.Nf3 c5 2.c4 g6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d5 6.Bg5 dxc4 7.e3 Bg7 8.Bxc4 
O-O 9.O-O Bd7 10.Qd2 Nc6 11.Rfd1 Nxd4 12.Qxd4 Bc6 13.Bxf7+ Kh8 14.Qh4 Qc8 
15.Bc4 Ng4 16.f3 Ne5 17.Be2 Qe6 18.e4 Rfe8 19.Kh1 Nf7 20.Be3 Red8 21.Qf2 
a6 22.Bb6 Rf8 23.Bd4 Ne5 24.Qg3 Rf7 25.f4 1-0


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.03"]
[Round "5"]
[White "Valcarcel, Juan Antonio"]
[Black "Larsen, Bent"]
[BlackElo "2625"]
[Result "0-1"]
[ECO "E15"]
[EventDate "1972.05.29"]
[PlyCount "46"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Ba6 5.Qa4 c5 6.Bg2 Bb7 7.O-O Be7 8.Nc3 O-O 
9.Rd1 a6 10.a3 cxd4 11.Nxd4 Bxg2 12.Kxg2 Qc7 13.Bf4 d6 14.Nc2 Nbd7 15.Ne3 
h6 16.g4 Ne5 17.Bxe5 dxe5 18.Qc2 Bc5 19.Ne4 Qc6 20.Kf3 Nh7 21.Kg3 f5 22.
Nxc5 f4+ 23.Kh4 bxc5 0-1


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.04"]
[Round "6"]
[White "Benko, Pal"]
[Black "Menvielle Laccourreye, Augusto"]
[WhiteElo "2515"]
[BlackElo "2365"]
[Result "1-0"]
[ECO "A87"]
[EventDate "1972.05.29"]
[PlyCount "113"]

1.Nf3 f5 2.g3 Nf6 3.Bg2 g6 4.b3 Bg7 5.Bb2 d6 6.d4 O-O 7.O-O c6 8.c4 Ne4 9.
Nbd2 d5 10.Qc2 Nd7 11.cxd5 cxd5 12.Rfc1 Ndf6 13.Ne5 Be6 14.f3 Rc8 15.Qd1 
Nxd2 16.Qxd2 Qb6 17.Nd3 Nd7 18.e3 g5 19.Ba3 Bf6 20.f4 g4 21.Nc5 Rfd8 22.
Bb4 Qc6 23.Na4 Qa6 24.Bf1 b5 25.Nc3 Qb7 26.Nxb5 a6 27.Na3 Nb8 28.Ba5 Rd6 
29.Rxc8+ Bxc8 30.Rc1 Nc6 31.Bc3 h5 32.Nc2 h4 33.Nb4 Qa7 34.Nd3 hxg3 35.
hxg3 Bg7 36.Ne5 Qb7 37.Nxc6 Rxc6 38.Ba5 Bd7 39.Rxc6 Bxc6 40.Qb4 Kf7 41.
Qxb7 Bxb7 42.a4 e6 43.Kf2 Ke8 44.Ke1 Kd7 45.Kd2 Kc6 46.b4 Bc8 47.Kc3 Kb7 
48.b5 Bf6 49.Kb3 axb5 50.Bxb5 Be7 51.Bb4 Bf6 52.a5 Kc7 53.Ka4 Bb7 54.a6 
Ba8 55.Ba5+ Kd6 56.Bb6 Bg7 57.Bd8 1-0


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.04"]
[Round "6"]
[White "Dominguez Sanz, Juan Pedro"]
[Black "Portisch, Lajos"]
[WhiteElo "2265"]
[BlackElo "2640"]
[Result "0-1"]
[ECO "B43"]
[EventDate "1972.05.29"]
[PlyCount "80"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Nc3 Qc7 6.a3 b5 7.g3 Bb7 8.Bg2 Nf6 
9.Qe2 Be7 10.O-O d6 11.Rd1 O-O 12.Be3 Nbd7 13.f4 Nb6 14.Rd3 Nfd7 15.Rf1 
Nc5 16.Rdd1 Nba4 17.Nxa4 bxa4 18.Bf2 Rfe8 19.Rfe1 Bf8 20.Qc4 Rac8 21.b3 
Qb8 22.Qe2 e5 23.fxe5 dxe5 24.Nf5 axb3 25.cxb3 Nxb3 26.Rd7 Rc7 27.Rxc7 
Qxc7 28.Rd1 g6 29.Ne3 Nd4 30.Qb2 Bg7 31.Rb1 Bc6 32.Nd5 Bxd5 33.exd5 Nb5 
34.Rc1 e4 35.Qd2 Bc3 36.Qe3 Bd4 37.Rxc7 Bxe3 38.Rc6 Bd2 39.Kf1 e3 40.Bxe3 
Bxe3 0-1


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.04"]
[Round "6"]
[White "Gheorghiu, Florin"]
[Black "Medina Garcia, Antonio Angel"]
[WhiteElo "2520"]
[BlackElo "2380"]
[Result "1/2-1/2"]
[ECO "D37"]
[EventDate "1972.05.29"]
[PlyCount "44"]

1.d4 Nf6 2.c4 e6 3.Nf3 d5 4.Nc3 Be7 5.Bf4 O-O 6.e3 b6 7.cxd5 exd5 8.Ne5 
Bb7 9.Be2 Nbd7 10.O-O a6 11.Rc1 Bd6 12.Nd3 Bxf4 13.Nxf4 Qe7 14.Bf3 c6 15.
h4 Rfd8 16.Qd3 h6 17.h5 Re8 18.Qf5 Rad8 19.Rfd1 Nf8 20.Na4 N6d7 21.a3 a5 
22.Be2 Qd6 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.04"]
[Round "6"]
[White "Larsen, Bent"]
[Black "Bronstein, David"]
[WhiteElo "2625"]
[BlackElo "2585"]
[Result "1/2-1/2"]
[ECO "A01"]
[EventDate "1972.05.29"]
[PlyCount "157"]

1.b3 d5 2.Bb2 c5 3.e3 Nf6 4.Bb5+ Bd7 5.Qe2 e6 6.Nf3 Be7 7.Bxd7+ Nfxd7 8.
O-O Bf6 9.Bxf6 Qxf6 10.Nc3 Nc6 11.Nb5 O-O 12.c4 dxc4 13.bxc4 Nde5 14.Nxe5 
Qxe5 15.f4 Qf6 16.Rab1 Rad8 17.Nc3 b6 18.g4 Rd7 19.Ne4 Qg6 20.f5 exf5 21.
Rxf5 Re8 22.d3 Ne5 23.Nf2 Qe6 24.Rf4 Red8 25.Rb3 Ng6 26.Re4 Qf6 27.Nh3 
Qa1+ 28.Kg2 h6 29.Nf4 Nxf4+ 30.Rxf4 Re7 31.Rf1 Qe5 32.e4 g6 33.Qf3 Red7 
34.a4 Kg7 35.Rd1 Rd6 36.Qg3 Qd4 37.Qf2 Qxf2+ 38.Kxf2 Rd4 39.Ke2 f5 40.gxf5
gxf5 41.Rg1+ Kh7 42.exf5 Re8+ 43.Kd1 Red8 44.Kc2 Rf4 45.a5 Rf2+ 46.Kc3 Rf3
47.Kd2 Rf2+ 48.Ke3 Rxf5 49.axb6 axb6 50.Rxb6 Rh5 51.Rb7+ Kh8 52.Rb2 Re8+ 
53.Kf3 Rd8 54.Ke3 Re8+ 55.Kf3 Rd8 56.Rd2 Rh3+ 57.Rg3 Rh4 58.Rgg2 Rh3+ 59.
Rg3 Rh4 60.Rg6 Kh7 61.Rc6 Rxc4 62.Rc7+ Kh8 63.dxc4 Rxd2 64.h3 Rd4 65.Rxc5 
Kg7 66.Rc8 h5 67.c5 Rh4 68.c6 Rc4 69.Ke3 Kf7 70.Kd3 Rc1 71.Ke4 Ke6 72.Kf4 
Rc5 73.h4 Kf6 74.Ke4 Ke6 75.Kd4 Rc2 76.Rh8 Rxc6 77.Rh6+ Kd7 78.Rxh5 Re6 
79.Rd5+ 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.04"]
[Round "6"]
[White "Pomar Salamanca, Arturo"]
[Black "Huguet, Bernard"]
[WhiteElo "2460"]
[BlackElo "2255"]
[Result "1-0"]
[ECO "B36"]
[EventDate "1972.05.29"]
[PlyCount "49"]

1.Nf3 Nf6 2.c4 c5 3.Nc3 Nc6 4.d4 cxd4 5.Nxd4 d6 6.e4 Nxd4 7.Qxd4 g6 8.Bg5 
Bg7 9.Be2 O-O 10.Qd2 Re8 11.O-O Be6 12.f4 Qa5 13.Rac1 Rac8 14.b3 a6 15.Kh1
Rc7 16.h3 Rec8 17.g4 b5 18.f5 Bd7 19.Bh6 Bxh6 20.Qxh6 Bc6 21.Rf4 b4 22.g5 
bxc3 23.gxf6 exf6 24.Rh4 Qe5 25.Bd3 1-0


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.04"]
[Round "6"]
[White "Smyslov, Vassily"]
[Black "Lehmann, Heinz"]
[WhiteElo "2620"]
[BlackElo "2395"]
[Result "1-0"]
[ECO "A11"]
[EventDate "1972.05.29"]
[PlyCount "59"]

1.c4 Nf6 2.Nf3 c6 3.b3 g6 4.Bb2 Bg7 5.g3 O-O 6.Bg2 d5 7.O-O Bg4 8.d3 Re8 
9.Nbd2 Nbd7 10.d4 a5 11.Ne5 Be6 12.Nd3 Bf5 13.cxd5 cxd5 14.Nf4 Nf8 15.Nf3 
Rc8 16.Ne5 Ne6 17.Nfd3 Ng4 18.Nxg4 Bxg4 19.f3 Bf5 20.e4 dxe4 21.fxe4 Bxd4+
22.Bxd4 Bxe4 23.Bxe4 Qxd4+ 24.Nf2 Qb6 25.Rc1 Nd4 26.Rxc8 Rxc8 27.Qd2 f5 
28.Bd5+ Kg7 29.Qe3 Qf6 30.Ng4 1-0


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.04"]
[Round "6"]
[White "Tatai, Stefano"]
[Black "Valcarcel, Juan Antonio"]
[WhiteElo "2460"]
[Result "1-0"]
[ECO "D27"]
[EventDate "1972.05.29"]
[PlyCount "71"]

1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 e6 5.Bxc4 c5 6.O-O a6 7.a4 Nc6 8.Nc3 Be7 
9.Qe2 O-O 10.Rd1 cxd4 11.Nxd4 Qc7 12.Nxc6 Qxc6 13.Bd2 b6 14.Rac1 Bb7 15.f3
Rfc8 16.Bd3 Qe8 17.Be1 Bc5 18.Bc2 b5 19.Bf2 b4 20.Nb1 Qc6 21.Nd2 Qe8 22.
Nb3 Ba7 23.Na5 Bd5 24.e4 Bxf2+ 25.Qxf2 Bc6 26.Nc4 Rd8 27.Nd6 Qd7 28.e5 Nd5
29.Qh4 g6 30.Ne4 Qa7+ 31.Kh1 Qe7 32.Ng5 f5 33.exf6 Nxf6 34.Nxh7 Qxh7 35.
Qxf6 Rf8 36.Qxe6+ 1-0


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.04"]
[Round "6"]
[White "Visier Segovia, Fernando"]
[Black "Andersson, Ulf"]
[WhiteElo "2365"]
[BlackElo "2535"]
[Result "0-1"]
[ECO "E11"]
[EventDate "1972.05.29"]
[PlyCount "58"]

1.d4 Nf6 2.c4 e6 3.Nf3 Bb4+ 4.Bd2 Qe7 5.g3 O-O 6.Bg2 Bxd2+ 7.Qxd2 d6 8.Nc3
e5 9.O-O a5 10.Rad1 Re8 11.dxe5 dxe5 12.h3 h6 13.Qe3 Nc6 14.Rd2 a4 15.Rfd1
Bf5 16.g4 Bh7 17.Nd5 Nxd5 18.Rxd5 Qb4 19.Rb5 Qxc4 20.Rxb7 e4 21.Nd2 Qc2 
22.Re1 Rad8 23.Nb1 Rd1 24.Rxd1 Qxd1+ 25.Kh2 Qxb1 26.Rxc7 Ne5 27.Qd4 Bg6 
28.Qxa4 Rb8 29.b3 Qd1 0-1


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.06"]
[Round "7"]
[White "Andersson, Ulf"]
[Black "Larsen, Bent"]
[WhiteElo "2535"]
[BlackElo "2625"]
[Result "1/2-1/2"]
[ECO "C68"]
[EventDate "1972.05.29"]
[PlyCount "116"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6 bxc6 5.d4 exd4 6.Nxd4 g6 7.Nc3 Bg7 8.O-O
Ne7 9.f4 c5 10.Nb3 d6 11.f5 gxf5 12.Qh5 O-O 13.Bh6 Bxh6 14.Qxh6 f6 15.Rae1
Rf7 16.Nd5 Nxd5 17.exd5 Qf8 18.Qxf8+ Kxf8 19.Nd2 Bd7 20.Rf3 Rb8 21.b3 Rg7 
22.Re2 Rg5 23.Rf4 Rg4 24.g3 Kf7 25.Kf2 Rb4 26.c4 Rb8 27.h3 Rg7 28.Re3 Rbg8
29.Nf1 h5 30.Ref3 Rh8 31.Ne3 h4 32.Rxh4 Rxh4 33.gxh4 Rh7 34.Kg3 Kg6 35.Ng2
Kh6 36.Nf4 Re7 37.Rf1 Re3+ 38.Kf2 Re4 39.Kf3 Be8 40.Rg1 Bf7 41.Rg2 a5 42.
Re2 Re5 43.Re3 Bh5+ 44.Kf2 Be8 45.Ne6 c6 46.dxc6 Bxc6 47.Nd8 Be8 48.Rd3 
Bh5 49.Rxd6 Re2+ 50.Kf1 Rxa2 51.Rxf6+ Kh7 52.Ne6 a4 53.bxa4 Be2+ 54.Ke1 
Bxc4 55.Ng5+ Kg7 56.Rxf5 Ra1+ 57.Kd2 Rxa4 58.h5 Kh6 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.06"]
[Round "7"]
[White "Bronstein, David"]
[Black "Tatai, Stefano"]
[WhiteElo "2585"]
[BlackElo "2460"]
[Result "1/2-1/2"]
[ECO "A05"]
[EventDate "1972.05.29"]
[PlyCount "61"]

1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 c6 5.c4 a5 6.b5 d5 7.bxc6 bxc6 8.Na3 O-O 
9.Bg2 Bg4 10.O-O Bxf3 11.Bxf3 Nbd7 12.cxd5 cxd5 13.Nb5 Rb8 14.a4 Nb6 15.
Rb1 Qd7 16.Bc3 Rfc8 17.d3 Rb7 18.Bd2 Nxa4 19.Qxa4 Rcb8 20.Qf4 e5 21.Qxe5 
Ne4 22.Qf4 Nxd2 23.Qxd2 Rxb5 24.Rxb5 Rxb5 25.d4 a4 26.e3 a3 27.Kg2 Qa7 28.
Ra1 Bf8 29.Qa2 Qa5 30.Rd1 Kg7 31.Rd2 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.06"]
[Round "7"]
[White "Huguet, Bernard"]
[Black "Gheorghiu, Florin"]
[WhiteElo "2255"]
[BlackElo "2520"]
[Result "0-1"]
[ECO "B80"]
[EventDate "1972.05.29"]
[PlyCount "80"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Nc3 Qc7 6.g3 Nc6 7.Bg2 d6 8.O-O Bd7
9.Be3 Nf6 10.Qe2 Be7 11.Rad1 O-O 12.Kh1 b5 13.a3 Rab8 14.Nxc6 Bxc6 15.b4 
Ba8 16.Rd3 Nd7 17.Nb1 Ne5 18.Rc3 Qd7 19.f4 Nc4 20.Bc1 a5 21.bxa5 Qa7 22.a4
Bc6 23.Na3 Qxa5 24.Qe1 Qxa4 25.Nxc4 bxc4 26.Ba3 Rfe8 27.Qe3 Ra8 28.Rd1 Bf6
29.e5 dxe5 30.fxe5 Bxg2+ 31.Kxg2 Qc6+ 32.Kh3 Bd8 33.Qe2 Qb5 34.Bd6 Rc8 35.
Rd4 f5 36.Rdxc4 g5 37.Qh5 g4+ 38.Kg2 Rxc4 39.Rxc4 Qd5+ 40.Kf2 Qd2+ 0-1


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.06"]
[Round "7"]
[White "Lehmann, Heinz"]
[Black "Visier Segovia, Fernando"]
[WhiteElo "2395"]
[BlackElo "2365"]
[Result "1/2-1/2"]
[ECO "B41"]
[EventDate "1972.05.29"]
[PlyCount "35"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.c4 Nf6 6.Nc3 Bb4 7.Bd3 Nc6 8.a3 
Bxc3+ 9.bxc3 Ne5 10.O-O d6 11.Bg5 h6 12.Bh4 g5 13.Bg3 Qa5 14.Re1 Qxc3 15.
Bxe5 dxe5 16.Nb3 Bd7 17.Qb1 Ba4 18.Nc5 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.06"]
[Round "7"]
[White "Medina Garcia, Antonio Angel"]
[Black "Smyslov, Vassily"]
[WhiteElo "2380"]
[BlackElo "2620"]
[Result "1/2-1/2"]
[ECO "B43"]
[EventDate "1972.05.29"]
[PlyCount "97"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Nc3 Qc7 6.g3 Bb4 7.Ne2 Nf6 8.Bg2 d6
9.O-O Nbd7 10.Bd2 Bc5 11.Nf4 O-O 12.Qe2 Ne5 13.Rad1 b5 14.Nh5 Nxh5 15.Qxh5
Bb7 16.Kh1 Nc4 17.Bc1 Bc6 18.b3 Na3 19.Rd2 Qb7 20.f3 f5 21.exf5 Rxf5 22.
Qh3 b4 23.Ne2 Nb5 24.f4 Rc8 25.Rd3 Bxg2+ 26.Qxg2 Qxg2+ 27.Kxg2 d5 28.c3 
Rf7 29.Bd2 a5 30.Rc1 Rfc7 31.c4 dxc4 32.Rxc4 Na3 33.Rc1 Kf7 34.g4 Be7 35.
Rxc7 Rxc7 36.Ng3 Rc2 37.Kf3 Rxa2 38.Ne4 Ke8 39.f5 exf5 40.gxf5 Rc2 41.Bf4 
Bf6 42.Nd6+ Ke7 43.Ne4 Rc6 44.Bd6+ Kf7 45.Rd5 a4 46.bxa4 Nc2 47.Ra5 Ke8 
48.Ra7 b3 49.Rb7 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.06"]
[Round "7"]
[White "Menvielle Laccourreye, Augusto"]
[Black "Dominguez Sanz, Juan Pedro"]
[WhiteElo "2365"]
[BlackElo "2265"]
[Result "1/2-1/2"]
[ECO "B22"]
[EventDate "1972.05.29"]
[PlyCount "82"]

1.e4 c6 2.d4 d5 3.exd5 cxd5 4.c4 Nc6 5.cxd5 Qxd5 6.Nf3 Bg4 7.Nc3 Bxf3 8.
gxf3 Qxd4 9.Qxd4 Nxd4 10.Nb5 Ne6 11.Bh3 a6 12.Bxe6 axb5 13.Bd5 e6 14.Bxb7 
Bb4+ 15.Ke2 Rd8 16.Bc6+ Ke7 17.Be3 Nf6 18.Rhc1 Bd6 19.Ba7 Rc8 20.Bxb5 Rxc1
21.Rxc1 Ra8 22.Bd4 Rxa2 23.Rc8 e5 24.Bc4 Ra4 25.Bc3 Nd7 26.Bb5 Rh4 27.Ba5 
Rxh2 28.Bd8+ Ke6 29.Bc4+ Kf5 30.Bd3+ Ke6 31.b4 Bxb4 32.Rc6+ Kd5 33.Be4+ 
Kd4 34.Bg5 Nc5 35.Rd6+ Kc3 36.Bd2+ Kc4 37.Bd5+ Kb5 38.Bxb4 Kxb4 39.Bxf7 
Rh4 40.Rd5 e4 41.Rg5 g6 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.06"]
[Round "7"]
[White "Portisch, Lajos"]
[Black "Pomar Salamanca, Arturo"]
[WhiteElo "2640"]
[BlackElo "2460"]
[Result "1/2-1/2"]
[ECO "E56"]
[EventDate "1972.05.29"]
[PlyCount "63"]

1.c4 Nf6 2.Nc3 e6 3.d4 Bb4 4.e3 O-O 5.Bd3 d5 6.Nf3 c5 7.O-O dxc4 8.Bxc4 
Nc6 9.a3 Ba5 10.Qd3 a6 11.Rd1 b5 12.Ba2 Bb7 13.dxc5 Bxc3 14.Qc2 Qe7 15.
Qxc3 Rfd8 16.Bd2 Ne4 17.Qc2 Nxc5 18.e4 Rac8 19.Bg5 f6 20.Be3 Nd7 21.Qe2 
Nde5 22.Nh4 Nc4 23.Nf3 Nxe3 24.Qxe3 Na5 25.Qe2 Nc4 26.Rxd8+ Qxd8 27.Rc1 
Qd6 28.g3 f5 29.Bb1 Rd8 30.a4 h6 31.axb5 axb5 32.Re1 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.06"]
[Round "7"]
[White "Valcarcel, Juan Antonio"]
[Black "Benko, Pal"]
[BlackElo "2515"]
[Result "0-1"]
[ECO "A05"]
[EventDate "1972.05.29"]
[PlyCount "108"]

1.Nf3 Nf6 2.g3 b5 3.Bg2 Bb7 4.O-O e6 5.d3 d6 6.e4 Nbd7 7.b3 Be7 8.Bb2 O-O 
9.Nc3 b4 10.Ne2 c5 11.c4 bxc3 12.Nxc3 Rb8 13.Re1 Qa5 14.d4 cxd4 15.Qxd4 
Rfc8 16.Rac1 Ne8 17.Qd2 Bf6 18.Na4 Qxd2 19.Nxd2 Bc6 20.Bxf6 Ndxf6 21.Nc3 
Nd7 22.Nc4 Nb6 23.Nxb6 axb6 24.a4 Kf8 25.Red1 Ke7 26.Kf1 b5 27.axb5 Bxb5+ 
28.Nxb5 Rxc1 29.Rxc1 Rxb5 30.Rc3 Kd8 31.Ke2 Nf6 32.h3 Rb4 33.Kd3 Nd7 34.
Kc2 Rb6 35.f3 Ne5 36.f4 Nc6 37.Kd3 Kd7 38.Bf3 Rb4 39.Ke3 Nd4 40.Bd1 Nc6 
41.Be2 d5 42.exd5 exd5 43.Rd3 Kd6 44.Bf3 Rb5 45.g4 Nb4 46.Rc3 Rb8 47.Kd2 
Ra8 48.h4 Ra2+ 49.Ke3 Rh2 50.h5 Nc2+ 51.Kd3 Ne1+ 52.Kd4 f6 53.g5 fxg5 54.
fxg5 Rh4+ 0-1


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.07"]
[Round "8"]
[White "Benko, Pal"]
[Black "Bronstein, David"]
[WhiteElo "2515"]
[BlackElo "2585"]
[Result "1/2-1/2"]
[ECO "B50"]
[EventDate "1972.05.29"]
[PlyCount "20"]

1.e4 c5 2.Nf3 d6 3.Nc3 e5 4.Bc4 Be7 5.d3 Be6 6.O-O Nd7 7.Nd5 Ngf6 8.Ne3 
Nb6 9.Bb3 O-O 10.Qe2 h6 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.07"]
[Round "8"]
[White "Dominguez Sanz, Juan Pedro"]
[Black "Valcarcel, Juan Antonio"]
[WhiteElo "2265"]
[Result "1/2-1/2"]
[ECO "C44"]
[EventDate "1972.05.29"]
[PlyCount "82"]

1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Bc4 Bc5 5.c3 d3 6.b4 Bb6 7.Qb3 Qf6 8.O-O d6 
9.a4 a6 10.Bb2 Nge7 11.a5 Ba7 12.Bxd3 O-O 13.c4 Nd4 14.Nxd4 Bxd4 15.Nc3 
Be6 16.Kh1 g5 17.Rad1 Ng6 18.Bb1 Be5 19.Nd5 Bxd5 20.Bxe5 Nxe5 21.exd5 Qf4 
22.c5 Rfe8 23.f3 Ng6 24.Bxg6 hxg6 25.Rfe1 Qd2 26.Re4 Rxe4 27.fxe4 Qe2 28.
cxd6 cxd6 29.Qf3 Qxf3 30.gxf3 Rc8 31.Rb1 Kg7 32.b5 axb5 33.Rxb5 Rc7 34.Rb6
Rd7 35.Kg2 Kf6 36.h4 gxh4 37.f4 g5 38.e5+ Kf5 39.Rxd6 Re7 40.Rf6+ Kg4 41.
fxg5 h3+ 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.07"]
[Round "8"]
[White "Larsen, Bent"]
[Black "Lehmann, Heinz"]
[WhiteElo "2625"]
[BlackElo "2395"]
[Result "1/2-1/2"]
[ECO "E81"]
[EventDate "1972.05.29"]
[PlyCount "67"]

1.c4 Nf6 2.Nc3 g6 3.e4 d6 4.d4 Bg7 5.f3 c6 6.Bd3 a6 7.Nge2 b5 8.O-O e5 9.
dxe5 dxe5 10.Be3 O-O 11.Nc1 Be6 12.Qe2 Nh5 13.g3 Nd7 14.Nb3 f5 15.Nc5 Nxc5
16.Bxc5 Re8 17.Kh1 Nf6 18.cxb5 axb5 19.Bc2 Qc7 20.Rfd1 fxe4 21.Nxe4 Nxe4 
22.Bxe4 Rxa2 23.Rxa2 Bxa2 24.Rd6 Re6 25.Qd3 Rxd6 26.Bxd6 Qd7 27.Qa3 Bf7 
28.Qa8+ Be8 29.Qb8 Bf8 30.Bxf8 Kxf8 31.Qxe5 Qd1+ 32.Kg2 Qd2+ 33.Kh3 Qh6+ 
34.Kg2 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.07"]
[Round "8"]
[White "Pomar Salamanca, Arturo"]
[Black "Gheorghiu, Florin"]
[WhiteElo "2460"]
[BlackElo "2520"]
[Result "0-1"]
[ECO "E38"]
[EventDate "1972.05.29"]
[PlyCount "104"]

1.d4 Nf6 2.c4 c5 3.Nf3 cxd4 4.Nxd4 e6 5.Nc3 Bb4 6.Qc2 Nc6 7.e3 O-O 8.Be2 
d5 9.a3 Be7 10.cxd5 Nxd4 11.exd4 exd5 12.Qb3 b6 13.O-O Be6 14.Rd1 Qd7 15.
Bf4 Bd6 16.Be5 Ne4 17.Bb5 Qb7 18.Nxe4 Bxe5 19.dxe5 dxe4 20.Qa4 Rac8 21.
Rac1 Rxc1 22.Rxc1 Qd5 23.Bc6 Qxe5 24.Bxe4 Qxb2 25.Rb1 Qe5 26.Rc1 g6 27.Bf3
Rc8 28.Rxc8+ Bxc8 29.h4 a5 30.h5 Kg7 31.Qh4 g5 32.h6+ Kg6 33.Qh5+ Kf6 34.
Be2 Bf5 35.Qf3 Kg6 36.Qh5+ Kf6 37.Qf3 g4 38.Qc6+ Qe6 39.Qc3+ Qe5 40.Qc6+ 
Kg5 41.Bc4 Qc5 42.Qxc5 bxc5 43.Kf1 Be6 44.Bd3 f5 45.Ke2 Kxh6 46.Ke3 Kg5 
47.g3 h5 48.Bf1 Bb3 49.Be2 h4 50.gxh4+ Kxh4 51.Kf4 c4 52.Kxf5 c3 0-1


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.07"]
[Round "8"]
[White "Portisch, Lajos"]
[Black "Menvielle Laccourreye, Augusto"]
[WhiteElo "2640"]
[BlackElo "2365"]
[Result "1-0"]
[ECO "A86"]
[EventDate "1972.05.29"]
[PlyCount "43"]

1.c4 f5 2.g3 Nf6 3.Bg2 g6 4.d4 Bg7 5.Nc3 O-O 6.Nh3 Nc6 7.O-O d6 8.d5 Ne5 
9.b3 Ne4 10.Nxe4 Nf3+ 11.exf3 fxe4 12.Bg5 Bxa1 13.Qxa1 exf3 14.Re1 Rf7 15.
Bf1 Qf8 16.Qc1 Rf5 17.Rxe7 Re5 18.Rxc7 Qe8 19.Bf6 Re1 20.Ng5 Qe2 21.Qxe1 
Qxe1 22.Rxh7 1-0


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.07"]
[Round "8"]
[White "Smyslov, Vassily"]
[Black "Huguet, Bernard"]
[WhiteElo "2620"]
[BlackElo "2255"]
[Result "1-0"]
[ECO "A13"]
[EventDate "1972.05.29"]
[PlyCount "47"]

1.Nf3 c5 2.b3 d5 3.e3 Nf6 4.Bb2 e6 5.c4 dxc4 6.Bxc4 Be7 7.O-O O-O 8.Ne5 
Nbd7 9.f4 Nxe5 10.fxe5 Nd5 11.Nc3 Nxc3 12.Bxc3 Bd7 13.Qe2 Bc6 14.Rf4 Qd7 
15.d4 f5 16.exf6 Bxf6 17.Raf1 Rae8 18.Qg4 Kh8 19.dxc5 e5 20.Qxd7 Bxd7 21.
R4f2 Bc6 22.b4 a6 23.g4 h6 24.h4 1-0


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.07"]
[Round "8"]
[White "Tatai, Stefano"]
[Black "Andersson, Ulf"]
[WhiteElo "2460"]
[BlackElo "2535"]
[Result "1/2-1/2"]
[ECO "C10"]
[EventDate "1972.05.29"]
[PlyCount "76"]

1.e4 e6 2.d4 d5 3.Nd2 dxe4 4.Nxe4 Nd7 5.Nf3 Ngf6 6.Nxf6+ Nxf6 7.Bd3 Be7 8.
Bg5 O-O 9.Qe2 Nd5 10.h4 h6 11.Bxe7 Qxe7 12.O-O-O c5 13.g4 cxd4 14.Qe4 g6 
15.h5 Nf6 16.Qf4 g5 17.Qxd4 b6 18.Rhe1 Bb7 19.Ne5 Rfd8 20.Qa4 Nd5 21.Be4 
a6 22.Kb1 b5 23.Qb3 Nf4 24.Qf3 Rxd1+ 25.Rxd1 Bxe4 26.Qxe4 Rd8 27.Rxd8+ 
Qxd8 28.a4 Qd1+ 29.Ka2 Nd5 30.axb5 axb5 31.Kb3 Qd2 32.Nf3 Qa5 33.Qd4 Qa1 
34.Ne5 Qa6 35.Nd3 Qa1 36.Ne5 Qa6 37.Nd3 Qa8 38.Ne5 Qa6 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.07"]
[Round "8"]
[White "Visier Segovia, Fernando"]
[Black "Medina Garcia, Antonio Angel"]
[WhiteElo "2365"]
[BlackElo "2380"]
[Result "1/2-1/2"]
[ECO "E17"]
[EventDate "1972.05.29"]
[PlyCount "52"]

1.Nf3 Nf6 2.c4 e6 3.b3 Be7 4.Bb2 O-O 5.g3 b6 6.Bg2 Bb7 7.O-O c5 8.Nc3 d5 
9.cxd5 exd5 10.d4 Nbd7 11.Rc1 Re8 12.Qd3 Rc8 13.Rfd1 Bf8 14.Bh3 Rb8 15.Bg2
Ne4 16.e3 Rc8 17.dxc5 Nxc3 18.Bxc3 bxc5 19.h4 h6 20.Ne1 Nb6 21.Qf5 Qe7 22.
Nd3 Red8 23.Bb2 c4 24.Nf4 cxb3 25.axb3 Qb4 26.Bf1 Qe4 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.08"]
[Round "9"]
[White "Andersson, Ulf"]
[Black "Benko, Pal"]
[WhiteElo "2535"]
[BlackElo "2515"]
[Result "1/2-1/2"]
[ECO "B53"]
[EventDate "1972.05.29"]
[PlyCount "34"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Qxd4 Nc6 5.Bb5 Bd7 6.Bxc6 Bxc6 7.c4 Nf6 8.Nc3
g6 9.O-O Bg7 10.Qd3 O-O 11.Nd4 Qb6 12.Ndb5 a6 13.Be3 Qd8 14.Nd4 Ng4 15.Bd2
Qb6 16.Nxc6 bxc6 17.Qe2 Ne5 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.08"]
[Round "9"]
[White "Bronstein, David"]
[Black "Dominguez Sanz, Juan Pedro"]
[WhiteElo "2585"]
[BlackElo "2265"]
[Result "1-0"]
[ECO "B13"]
[EventDate "1972.05.29"]
[PlyCount "61"]

1.e4 c6 2.d4 d5 3.exd5 cxd5 4.Bd3 Nc6 5.c3 g6 6.Bf4 Bg7 7.Nd2 Nf6 8.Ngf3 
Nh5 9.Be3 Qc7 10.O-O O-O 11.Re1 f5 12.Nb3 f4 13.Bd2 b6 14.c4 dxc4 15.Bxc4+
Kh8 16.Rc1 Qd6 17.d5 Nd8 18.a3 a5 19.Nbd4 Bg4 20.Bc3 Nf7 21.Ne6 Bxc3 22.
Rxc3 Bxf3 23.Qd4+ Kg8 24.Rxf3 Rfc8 25.g4 fxg3 26.hxg3 Rab8 27.g4 Rxc4 28.
Qxc4 Nf6 29.g5 Qxd5 30.Qxd5 Nxd5 31.Rd3 1-0


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.08"]
[Round "9"]
[White "Gheorghiu, Florin"]
[Black "Smyslov, Vassily"]
[WhiteElo "2520"]
[BlackElo "2620"]
[Result "1/2-1/2"]
[ECO "C42"]
[EventDate "1972.05.29"]
[PlyCount "28"]

1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.Qe2 Qe7 6.d3 Nf6 7.Bg5 Qxe2+ 8.
Bxe2 Be7 9.Nc3 h6 10.Bf4 Nc6 11.O-O-O Be6 12.Rhe1 O-O-O 13.d4 Nb4 14.Bd2 
Rhe8 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.08"]
[Round "9"]
[White "Huguet, Bernard"]
[Black "Visier Segovia, Fernando"]
[WhiteElo "2255"]
[BlackElo "2365"]
[Result "1/2-1/2"]
[ECO "B44"]
[EventDate "1972.05.29"]
[PlyCount "32"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nb5 d6 6.c4 a6 7.N5c3 Nf6 8.Be2 
Be7 9.O-O O-O 10.Be3 Bd7 11.Na3 Rc8 12.Rc1 Qa5 13.Qd2 Rfd8 14.Rfd1 Be8 15.
f4 Nd7 16.Bf3 Nc5 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.08"]
[Round "9"]
[White "Lehmann, Heinz"]
[Black "Tatai, Stefano"]
[WhiteElo "2395"]
[BlackElo "2460"]
[Result "1/2-1/2"]
[ECO "B96"]
[EventDate "1972.05.29"]
[PlyCount "41"]

1.Nf3 c5 2.e4 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 b5 8.a3 Nbd7 
9.Qf3 Bb7 10.Bd3 Qb6 11.Nde2 Rc8 12.Bh4 Be7 13.Bf2 Qc7 14.O-O O-O 15.Nd4 
Rfe8 16.Rae1 Bf8 17.Qh3 e5 18.Nf5 d5 19.exd5 exf4 20.Qh4 Ne5 21.Qxf4 
1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.08"]
[Round "9"]
[White "Medina Garcia, Antonio Angel"]
[Black "Larsen, Bent"]
[WhiteElo "2380"]
[BlackElo "2625"]
[Result "0-1"]
[ECO "B08"]
[EventDate "1972.05.29"]
[PlyCount "64"]

1.e4 g6 2.d4 Bg7 3.Nc3 d6 4.Bc4 Nf6 5.Nf3 O-O 6.O-O Nc6 7.h3 Nxe4 8.Bxf7+ 
Rxf7 9.Nxe4 d5 10.Nc5 Qd6 11.Be3 e5 12.dxe5 Nxe5 13.Nxe5 Bxe5 14.c3 c6 15.
Nd3 Bg7 16.Qd2 Bf5 17.Bc5 Qc7 18.Rfe1 d4 19.Bxd4 Rd8 20.Re3 Bh6 21.f4 c5 
22.Nxc5 Qxc5 23.Re8+ Rf8 24.Bxc5 Rxd2 25.Bxf8 Bxf8 26.Rae1 Rxb2 27.R1e2 
Rb1+ 28.Kh2 Kf7 29.Rd8 h5 30.Kg3 Rc1 31.Re3 Bc5 32.Rf3 h4+ 0-1


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.08"]
[Round "9"]
[White "Menvielle Laccourreye, Augusto"]
[Black "Pomar Salamanca, Arturo"]
[WhiteElo "2365"]
[BlackElo "2460"]
[Result "1/2-1/2"]
[ECO "D41"]
[EventDate "1972.05.29"]
[PlyCount "65"]

1.e4 c6 2.d4 d5 3.exd5 cxd5 4.c4 Nf6 5.Nc3 e6 6.Nf3 Be7 7.cxd5 Nxd5 8.Bc4 
Nc6 9.O-O O-O 10.Re1 a6 11.Qe2 b5 12.Bd3 Bb7 13.Nxd5 Qxd5 14.Be4 Qh5 15.
Bf4 Na5 16.Rac1 Bd5 17.Rc7 Bf6 18.b3 Rac8 19.Qc2 Nc6 20.Qc5 Rxc7 21.Bxc7 
Rc8 22.h3 Ne7 23.Kh2 g6 24.g4 Qh6 25.Qd6 Bxe4 26.Rxe4 Qc1 27.Ba5 Qc2 28.
Nd2 Qxa2 29.Qxa6 b4 30.Rxe6 fxe6 31.Qxe6+ Kg7 32.Bxb4 Rc6 33.Qd7 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.08"]
[Round "9"]
[White "Valcarcel, Juan Antonio"]
[Black "Portisch, Lajos"]
[BlackElo "2640"]
[Result "0-1"]
[ECO "A16"]
[EventDate "1972.05.29"]
[PlyCount "72"]

1.Nf3 Nf6 2.g3 g6 3.Bg2 Bg7 4.O-O O-O 5.c4 d5 6.cxd5 Nxd5 7.Nc3 Nc6 8.Nxd5
Qxd5 9.d3 Qb5 10.Rb1 a5 11.a4 Qa6 12.Be3 e5 13.Qc1 e4 14.dxe4 Qxe2 15.Rd1 
Be6 16.b3 Rfd8 17.Rd2 Rxd2 18.Nxd2 Rd8 19.Bf1 Qh5 20.Qc2 Ne5 21.Bg2 Ng4 
22.Nf1 Nxe3 23.Nxe3 c6 24.Nc4 Qc5 25.Qe2 Qb4 26.Rd1 Bd4 27.Qc2 b5 28.axb5 
cxb5 29.Nd2 Qc5 30.Qxc5 Bxc5 31.Bf3 a4 32.bxa4 bxa4 33.Rc1 Rxd2 34.Rxc5 a3
35.Ra5 a2 36.Kg2 Rb2 0-1


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.10"]
[Round "10"]
[White "Benko, Pal"]
[Black "Lehmann, Heinz"]
[WhiteElo "2515"]
[BlackElo "2395"]
[Result "1/2-1/2"]
[ECO "B07"]
[EventDate "1972.05.29"]
[PlyCount "82"]

1.Nf3 g6 2.e4 Bg7 3.d4 d6 4.c3 Nf6 5.Nbd2 O-O 6.Be2 b6 7.O-O Bb7 8.Qc2 c5 
9.d5 Nbd7 10.Re1 Ne5 11.Nxe5 dxe5 12.a4 Ne8 13.Nc4 Nd6 14.Bf1 Qc7 15.f3 
Bc8 16.Bd3 Rb8 17.Qe2 Qb7 18.b4 Qc7 19.Be3 Bd7 20.bxc5 bxc5 21.Qa2 e6 22.
Nxd6 Qxd6 23.Bc4 Rfe8 24.Red1 Qc7 25.d6 Qa5 26.Qa3 Rec8 27.Bb5 Bxb5 28.
axb5 Qxb5 29.d7 Rd8 30.Qxc5 Bh6 31.Bf2 Rxd7 32.Qxb5 Rxd1+ 33.Rxd1 Rxb5 34.
Bxa7 Ra5 35.Bb6 Rb5 36.Bd8 f5 37.Be7 Be3+ 38.Kf1 Rb2 39.Bh4 Bd2 40.Be1 
Bxe1 41.Rxe1 Rd2 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.10"]
[Round "10"]
[White "Dominguez Sanz, Juan Pedro"]
[Black "Andersson, Ulf"]
[WhiteElo "2265"]
[BlackElo "2535"]
[Result "0-1"]
[ECO "C15"]
[EventDate "1972.05.29"]
[PlyCount "118"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.Bd2 Nc6 5.a3 Bxc3 6.bxc3 dxe4 7.Qg4 Nf6 8.Qxg7
Rg8 9.Qh6 b6 10.Nh3 Bb7 11.Be2 Rg6 12.Qh4 Ne7 13.Nf4 Nf5 14.Qh3 Rg8 15.Rf1
Qe7 16.g4 Nd6 17.c4 e5 18.dxe5 Qxe5 19.Qc3 Nxg4 20.h3 Qxc3 21.Bxc3 Nh2 22.
Rh1 Nf3+ 23.Kd1 O-O-O 24.Kc1 Nf5 25.Kb2 N5d4 26.Bf1 Rge8 27.a4 Re5 28.a5 
Rf5 29.Ng2 Ne5 30.axb6 axb6 31.Rd1 Ndc6 32.Rxd8+ Kxd8 33.Be1 Nf3 34.Ne3 
Rg5 35.Bc3 Ncd4 36.Bg2 Ke8 37.Rd1 Ne6 38.Ng4 Bc8 39.Bf1 f5 40.Nf6+ Kf7 41.
Nd5 Rg1 42.Ra1 Bb7 43.Rd1 Bc6 44.Ne3 f4 45.Ng4 h5 46.Nh6+ Kf8 47.Nf5 Be8 
48.Ra1 Nh2 49.Be2 Rxa1 50.Kxa1 f3 51.Bd1 Nf1 52.Kb2 Bg6 53.Nd4 Nxd4 54.
Bxd4 Bf5 55.h4 Ke7 56.Kc3 c5 57.Be5 Bg4 58.Bf4 Kf6 59.Bc7 Ke6 0-1


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.10"]
[Round "10"]
[White "Larsen, Bent"]
[Black "Huguet, Bernard"]
[WhiteElo "2625"]
[BlackElo "2255"]
[Result "1-0"]
[ECO "A00"]
[EventDate "1972.05.29"]
[PlyCount "126"]

1.g3 d5 2.Bg2 c6 3.b3 e5 4.Bb2 Bd6 5.c4 Be6 6.Nf3 f6 7.d3 Ne7 8.O-O O-O 9.
Nc3 Nd7 10.Qc1 Qa5 11.a3 Rfc8 12.Qc2 Qd8 13.Rfc1 b5 14.cxd5 cxd5 15.Qd1 
Qb6 16.d4 e4 17.Nd2 a5 18.e3 b4 19.axb4 axb4 20.Rxa8 Rxa8 21.Na4 Qa7 22.f3
exf3 23.Bxf3 Rc8 24.Rxc8+ Nxc8 25.e4 Ne7 26.exd5 Nxd5 27.Qc2 Qc7 28.Qc4 
Qb7 29.Ne4 Bf8 30.Nec5 Nxc5 31.dxc5 Qf7 32.Qd4 Nc7 33.Qxb4 Bxb3 34.Bd4 Qc4
35.Qxc4+ Bxc4 36.Nb6 Be6 37.Kf2 Kf7 38.Na8 Nxa8 39.Bxa8 Be7 40.Kf3 Bd8 41.
h4 Bc7 42.Be3 Ke7 43.h5 g6 44.h6 Bc4 45.Bf4 Bxf4 46.gxf4 Ke6 47.Ke4 Bb3 
48.Bb7 Kd7 49.Kd4 Bc2 50.Bd5 g5 51.fxg5 fxg5 52.Ke5 g4 53.Kf4 Ke7 54.Kxg4 
Kf6 55.Kf4 Ba4 56.Be4 Kf7 57.Bxh7 Kf6 58.Be4 Bd7 59.Ke3 Ba4 60.Kd4 Be8 61.
Kd5 Kf7 62.Kd6 Kg8 63.Bd5+ Kh7 1-0


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.10"]
[Round "10"]
[White "Menvielle Laccourreye, Augusto"]
[Black "Valcarcel, Juan Antonio"]
[WhiteElo "2365"]
[Result "1-0"]
[ECO "C02"]
[EventDate "1972.05.29"]
[PlyCount "81"]

1.e4 c5 2.Nf3 e6 3.c3 d5 4.e5 Nc6 5.d4 Qb6 6.Be2 Nge7 7.dxc5 Qc7 8.Nd4 
Qxe5 9.b4 a6 10.O-O g6 11.Be3 Bg7 12.Qd2 Qc7 13.Bh6 O-O 14.Bxg7 Kxg7 15.f4
b6 16.Nb3 bxc5 17.Nxc5 Nf5 18.Na3 Qb6 19.Nc2 Rd8 20.Bd3 Nd6 21.Qe3 Kg8 22.
a4 Ne7 23.a5 Qc7 24.Nd4 Nef5 25.Qe2 Qa7 26.Nc6 Qc7 27.Nxd8 Qxd8 28.Nxa6 
Bxa6 29.Bxa6 Qc7 30.Bd3 Qxc3 31.Bxf5 Nxf5 32.Rab1 Rc8 33.a6 Nd4 34.Qb2 
Qe3+ 35.Kh1 Rc2 36.a7 Rc8 37.Qc1 Qxc1 38.Rfxc1 Ra8 39.Rc7 Nb5 40.Rb7 Nxa7 
41.Ra1 1-0


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.10"]
[Round "10"]
[White "Pomar Salamanca, Arturo"]
[Black "Smyslov, Vassily"]
[WhiteElo "2460"]
[BlackElo "2620"]
[Result "0-1"]
[ECO "D93"]
[EventDate "1972.05.29"]
[PlyCount "62"]

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Bf4 Bg7 5.e3 c6 6.Nf3 O-O 7.Rc1 Bg4 8.Qb3 Bxf3
9.gxf3 Qd7 10.Be5 dxc4 11.Bxc4 b5 12.Be2 Qh3 13.f4 Nbd7 14.Kd2 a5 15.a3 
Rfd8 16.Bd3 Qf3 17.Rhf1 e6 18.Kc2 a4 19.Qa2 Nd5 20.Nxd5 exd5 21.Kb1 Rdc8 
22.Ka1 Nxe5 23.fxe5 Rab8 24.Rc2 c5 25.dxc5 Bxe5 26.Rfc1 b4 27.axb4 Rxb4 
28.c6 Rc7 29.Rd2 d4 30.Be2 Qf6 31.exd4 Bf4 0-1


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.10"]
[Round "10"]
[White "Portisch, Lajos"]
[Black "Bronstein, David"]
[WhiteElo "2640"]
[BlackElo "2585"]
[Result "1/2-1/2"]
[ECO "E15"]
[EventDate "1972.05.29"]
[PlyCount "46"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Ba6 5.Qc2 Bb4+ 6.Nbd2 Bb7 7.Bg2 a5 8.O-O d5
9.Ne5 O-O 10.cxd5 exd5 11.Ndf3 Ne4 12.Be3 Re8 13.Rac1 c6 14.Rfd1 Bf8 15.
Nd3 f6 16.Bd2 Na6 17.Be1 Nc7 18.a4 Ne6 19.e3 c5 20.dxc5 bxc5 21.Nd2 f5 22.
Nxe4 fxe4 23.Nf4 Nxf4 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.10"]
[Round "10"]
[White "Tatai, Stefano"]
[Black "Medina Garcia, Antonio Angel"]
[WhiteElo "2460"]
[BlackElo "2380"]
[Result "1-0"]
[ECO "C44"]
[EventDate "1972.05.29"]
[PlyCount "61"]

1.e4 e5 2.Nf3 Nc6 3.Be2 Nf6 4.d3 d5 5.Nbd2 g6 6.O-O Bg7 7.Re1 O-O 8.Bf1 
Re8 9.c3 a5 10.b3 h6 11.Bb2 Be6 12.Qc2 Nd7 13.exd5 Bxd5 14.Re3 f5 15.Rae1 
Bf7 16.a3 g5 17.h3 Bg6 18.b4 f4 19.R3e2 axb4 20.cxb4 Nb6 21.Ne4 Na4 22.Ba1
Qd5 23.d4 Kh7 24.dxe5 Nxe5 25.Qxc7 Nxf3+ 26.gxf3 Qf7 27.Nxg5+ hxg5 28.Re7 
Rac8 29.Qxb7 Rc1 30.Rxf7 Rexe1 31.Rxg7+ 1-0


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.10"]
[Round "10"]
[White "Visier Segovia, Fernando"]
[Black "Gheorghiu, Florin"]
[WhiteElo "2365"]
[BlackElo "2520"]
[Result "1/2-1/2"]
[ECO "E89"]
[EventDate "1972.05.29"]
[PlyCount "63"]

1.d4 g6 2.c4 Bg7 3.Nc3 d6 4.e4 e5 5.Nge2 Nf6 6.f3 O-O 7.Be3 c6 8.d5 cxd5 
9.cxd5 a6 10.Qd2 Nbd7 11.g4 h5 12.h3 Nh7 13.O-O-O h4 14.Kb1 Bf6 15.Rc1 Bg5
16.Nd1 Nc5 17.Rh2 Bd7 18.Ng1 b5 19.Qe1 a5 20.Bxg5 Qxg5 21.Ne3 Qf4 22.Rf2 
f5 23.Ng2 Qh6 24.gxf5 gxf5 25.Nxh4 Kh8 26.Rg2 Rg8 27.Rcc2 fxe4 28.fxe4 Nf6
29.Nf5 Bxf5 30.exf5 Nxd5 31.Rg4 Rxg4 32.hxg4 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.11"]
[Round "11"]
[White "Andersson, Ulf"]
[Black "Portisch, Lajos"]
[WhiteElo "2535"]
[BlackElo "2640"]
[Result "0-1"]
[ECO "C68"]
[EventDate "1972.05.29"]
[PlyCount "71"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6 dxc6 5.O-O Qd6 6.d4 exd4 7.Nxd4 Bd7 8.
Nc3 O-O-O 9.Be3 Nh6 10.h3 g5 11.Qh5 g4 12.Nf5 Nxf5 13.exf5 gxh3 14.Rad1 
Qb4 15.Bg5 Be7 16.a3 Qc5 17.Bxe7 Qxe7 18.Rfe1 h2+ 19.Kxh2 Qc5 20.Qxf7 Qxf2
21.Rf1 Qh4+ 22.Kg1 Rhf8 23.Qg7 Rxf5 24.Rd4 Qg5 25.Qxg5 Rxg5 26.Ne4 Re5 27.
b4 Bf5 28.Rxd8+ Kxd8 29.Nc5 b6 30.Nxa6 Kc8 31.g4 Bg6 32.c4 Re4 33.b5 Rxg4+
34.Kh2 Rxc4 35.Rf8+ Kb7 36.bxc6+ 0-1


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.11"]
[Round "11"]
[White "Bronstein, David"]
[Black "Menvielle Laccourreye, Augusto"]
[WhiteElo "2585"]
[BlackElo "2365"]
[Result "1/2-1/2"]
[ECO "A80"]
[EventDate "1972.05.29"]
[PlyCount "94"]

1.d4 f5 2.Nc3 d5 3.Bg5 c6 4.e3 g6 5.h4 Bg7 6.h5 h6 7.Bf4 g5 8.Be5 Bxe5 9.
dxe5 Nd7 10.f4 g4 11.e4 dxe4 12.Bc4 Qa5 13.Qd2 b5 14.Bb3 Nc5 15.Rd1 b4 16.
Nce2 e6 17.Qd6 Ne7 18.Nd4 Bd7 19.Bc4 Nc8 20.Nb3 Nxd6 21.Nxa5 Nxc4 22.Nxc4 
Ke7 23.Ne2 Nb7 24.a4 bxa3 25.Nxa3 c5 26.Nc3 Rhd8 27.Nc4 Bc6 28.Rxd8 Rxd8 
29.Ke2 Rd4 30.Ne3 a5 31.b3 Rb4 32.Nc4 Bd5 33.Ne3 Bc6 34.g3 Rd4 35.Ra1 Rd8 
36.Nc4 Ra8 37.Rd1 Rd8 38.Ra1 Ra8 39.Na4 Bb5 40.Ke3 Bxc4 41.bxc4 Kd8 42.Rb1
Ra7 43.Rb6 Kd7 44.Kd2 Ke7 45.Kc3 Kd7 46.Kd2 Ke7 47.Nc3 Nd8 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.11"]
[Round "11"]
[White "Gheorghiu, Florin"]
[Black "Larsen, Bent"]
[WhiteElo "2520"]
[BlackElo "2625"]
[Result "0-1"]
[ECO "E14"]
[EventDate "1972.05.29"]
[PlyCount "68"]

1.d4 Nf6 2.c4 e6 3.Nf3 Bb4+ 4.Nbd2 b6 5.e3 Bb7 6.Bd3 c5 7.O-O O-O 8.dxc5 
Bxc5 9.a3 a5 10.b3 Nc6 11.Bb2 d5 12.e4 dxc4 13.Bxc4 Nd4 14.e5 Nxf3+ 15.
Nxf3 Nd5 16.Bd4 Rc8 17.Bxc5 Rxc5 18.Qd4 Qc7 19.Ng5 Ne7 20.Qd3 g6 21.Qh3 h5
22.f4 b5 23.g4 bxc4 24.gxh5 Rxe5 25.fxe5 Qc5+ 26.Rf2 Qxe5 27.Nxe6 Qxa1+ 
28.Rf1 Qe5 29.Nxf8 Kxf8 30.hxg6 Qd4+ 31.Rf2 Nxg6 32.Qh6+ Kg8 33.bxc4 Qg4+ 
34.Kf1 Qd1# 0-1


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.11"]
[Round "11"]
[White "Huguet, Bernard"]
[Black "Tatai, Stefano"]
[WhiteElo "2255"]
[BlackElo "2460"]
[Result "1/2-1/2"]
[ECO "B92"]
[EventDate "1972.05.29"]
[PlyCount "116"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 Nbd7 7.a4 b6 8.f4 Bb7
9.Bf3 g6 10.O-O Bg7 11.e5 Bxf3 12.Nxf3 dxe5 13.fxe5 Ng4 14.e6 Nde5 15.Nxe5
Nxe5 16.exf7+ Nxf7 17.Qxd8+ Rxd8 18.Be3 Rd6 19.Rad1 Bxc3 20.bxc3 b5 21.
axb5 axb5 22.Bc5 Rxd1 23.Rxd1 Nd8 24.Rb1 Ne6 25.Rxb5 Kf7 26.Be3 Rc8 27.Rb3
Rc4 28.Kf2 Nc5 29.Bxc5 Rxc5 30.Ke3 Re5+ 31.Kd3 Rd5+ 32.Ke2 Re5+ 33.Kd1 Rc5
34.Kd2 Rf5 35.Ke1 Re5+ 36.Kd1 Rc5 37.Kc1 Re5 38.c4 Re2 39.Rg3 Ke8 40.Kb2 
Kd7 41.Kc3 Kc6 42.Kd3 Rf2 43.c3 e5 44.Rg5 Kd6 45.h3 Ra2 46.Rg3 Rb2 47.Ke4 
Re2+ 48.Kf3 Re1 49.Kf2 Rc1 50.Rd3+ Kc5 51.Rd5+ Kxc4 52.Rxe5 Rxc3 53.Re7 
Kd5 54.Rxh7 Ke6 55.Ra7 Kf6 56.Ra2 Rb3 57.Re2 Ra3 58.Re3 Ra2+ 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.11"]
[Round "11"]
[White "Lehmann, Heinz"]
[Black "Dominguez Sanz, Juan Pedro"]
[WhiteElo "2395"]
[BlackElo "2265"]
[Result "1-0"]
[ECO "B38"]
[EventDate "1972.05.29"]
[PlyCount "125"]

1.Nf3 Nf6 2.c4 c5 3.Nc3 g6 4.d4 cxd4 5.Nxd4 Bg7 6.e4 d6 7.Be2 Nc6 8.Be3 
O-O 9.O-O Bd7 10.Rc1 Ne8 11.Qd2 f5 12.exf5 gxf5 13.f4 e6 14.Ndb5 Qe7 15.
Rfd1 e5 16.c5 Rd8 17.Bc4+ Kh8 18.cxd6 Qh4 19.g3 Qh5 20.Be2 Qg6 21.Nc7 h5 
22.Nxe8 Rfxe8 23.Nd5 h4 24.Kf2 Qxd6 25.fxe5 Bxe5 26.Bf4 Bd4+ 27.Qxd4+ Nxd4
28.Bxd6 Rxe2+ 29.Kf1 Bb5 30.Nc3 Ba6 31.Rxd4 Rc2+ 32.Ke1 Rxc1+ 33.Kd2 Rxd6 
34.Rxd6 Rg1 35.Rh6+ Kg7 36.Rxh4 Rg2+ 37.Kc1 Bd3 38.Rd4 Ba6 39.Rd2 Rg1+ 40.
Kc2 Kg6 41.Nd5 Bb5 42.Ne7+ Kf6 43.Nxf5 Ba4+ 44.b3 Bxb3+ 45.axb3 Kxf5 46.
Kc3 Rc1+ 47.Kd4 b5 48.Ra2 b4 49.Rxa7 Rc3 50.Rf7+ Kg6 51.Rb7 Rxb3 52.Ke5 
Rb2 53.h4 b3 54.Kf4 Rf2+ 55.Ke3 Rb2 56.g4 Rh2 57.Rb6+ Kg7 58.h5 b2 59.Kf4 
Rc2 60.Kg5 Rc5+ 61.Kh4 Rc2 62.h6+ Kh7 63.Kh5 1-0


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.11"]
[Round "11"]
[White "Medina Garcia, Antonio Angel"]
[Black "Benko, Pal"]
[WhiteElo "2380"]
[BlackElo "2515"]
[Result "0-1"]
[ECO "B84"]
[EventDate "1972.05.29"]
[PlyCount "94"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 e6 7.O-O Qc7 8.f4 Be7
9.Bf3 Nc6 10.Nb3 b5 11.e5 dxe5 12.fxe5 Nd7 13.Bf4 Bb7 14.Qe1 O-O 15.Qg3 
Kh8 16.Rae1 b4 17.Ne4 Ncxe5 18.Kh1 f6 19.Nd4 Qc4 20.Nd2 Qxd4 21.Bxb7 Rad8 
22.Bxa6 Qxb2 23.Qh3 Qxa2 24.Ra1 Qd5 25.Nb3 Nb8 26.Be2 Nbc6 27.Bxe5 Nxe5 
28.Rfd1 Qe4 29.Re1 Qc6 30.Bf1 Rd6 31.Ra7 Bd8 32.Qg3 Bc7 33.Ra6 Qe8 34.Ra7 
Qb8 35.Rea1 Ng6 36.Qg4 Bb6 37.R7a6 Qc7 38.Qxb4 Ne5 39.Qe1 Rd7 40.Ra8 Rdd8 
41.Rxd8 Rxd8 42.Qb4 h6 43.Be2 Be3 44.Qe4 Qc3 45.Bh5 f5 46.Qb7 Ng4 47.h3 
Qxa1+ 0-1


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.11"]
[Round "11"]
[White "Smyslov, Vassily"]
[Black "Visier Segovia, Fernando"]
[WhiteElo "2620"]
[BlackElo "2365"]
[Result "1-0"]
[ECO "A28"]
[EventDate "1972.05.29"]
[PlyCount "123"]

1.c4 e5 2.Nc3 Nf6 3.Nf3 Nc6 4.e3 g6 5.d4 d6 6.b4 Bg7 7.b5 exd4 8.exd4 Ne7 
9.Be2 O-O 10.O-O a6 11.bxa6 b6 12.a4 Bxa6 13.Qb3 Nc6 14.Rd1 Na5 15.Qa2 d5 
16.cxd5 Bxe2 17.Nxe2 Nxd5 18.Bd2 Qd6 19.Rac1 Rfe8 20.Ng3 Nb7 21.h3 Qd7 22.
Ra1 c6 23.Qb3 Nd6 24.Rac1 Ne4 25.Nxe4 Rxe4 26.Qc2 Re6 27.Ne5 Bxe5 28.dxe5 
Rxe5 29.Qxc6 Qxc6 30.Rxc6 Rxa4 31.Bh6 Ra8 32.Rd6 Rh5 33.Bc1 Ne7 34.Bb2 Re8
35.Rd8 Kf8 36.Bg7+ Kxg7 37.Rxe8 Ng8 38.Rb1 b5 39.Rb8 Nf6 40.R8xb5 Rxb5 41.
Rxb5 h5 42.Kf1 Ne4 43.Ra5 Nf6 44.Ke2 Nh7 45.Ke3 Nf6 46.Kd4 Ng8 47.Ke5 Nh6 
48.Kd6 Kf8 49.Kd7 Kg8 50.Ke8 Kg7 51.Ra7 Kg8 52.Rd7 Kg7 53.f3 h4 54.Ra7 Kg8
55.Ke7 Kg7 56.Kd6 Kf6 57.Ra4 Nf5+ 58.Kd5 Kg5 59.Ke5 f6+ 60.Ke6 Ng7+ 61.Kf7
Nh5 62.Rg4+ 1-0


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.11"]
[Round "11"]
[White "Valcarcel, Juan Antonio"]
[Black "Pomar Salamanca, Arturo"]
[BlackElo "2460"]
[Result "0-1"]
[ECO "D14"]
[EventDate "1972.05.29"]
[PlyCount "86"]

1.d4 d5 2.c4 c6 3.cxd5 cxd5 4.Nf3 Nf6 5.Nc3 Nc6 6.Bf4 Bf5 7.e3 e6 8.Bb5 
Nd7 9.O-O Be7 10.Ne5 Ncxe5 11.Bxe5 O-O 12.Bg3 a6 13.Bd3 Bxd3 14.Qxd3 Qb6 
15.Qe2 Rac8 16.Rfc1 Bb4 17.Rc2 Bxc3 18.Rxc3 Rxc3 19.bxc3 Rc8 20.Rc1 Rc4 
21.f3 Qc6 22.Be1 Nb6 23.Bd2 Na4 24.Qe1 f5 25.h3 b5 26.Kf1 Nb6 27.Ra1 h6 
28.Kg1 Kh7 29.Kf1 Ra4 30.Qe2 Ra3 31.g4 Nc4 32.Be1 b4 33.Rc1 b3 34.axb3 
Rxb3 35.gxf5 exf5 36.Qd3 Qe6 37.Bf2 a5 38.Rc2 a4 39.Ke2 a3 40.h4 Rb2 41.
Rxb2 axb2 42.Qb1 Qa6 43.Qd3 Qb6 0-1


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.12"]
[Round "12"]
[White "Benko, Pal"]
[Black "Huguet, Bernard"]
[WhiteElo "2515"]
[BlackElo "2255"]
[Result "1-0"]
[ECO "A56"]
[EventDate "1972.05.29"]
[PlyCount "97"]

1.d4 c5 2.d5 e5 3.e4 d6 4.c4 Be7 5.g3 Nf6 6.Nc3 O-O 7.Bg2 Ne8 8.Nge2 Bg5 
9.f4 Bh6 10.O-O Bg4 11.Be3 Qd7 12.Qd2 b6 13.Nc1 Bh3 14.Nd3 Bxg2 15.Kxg2 
Qe7 16.Rae1 Nd7 17.Qe2 g6 18.f5 Bxe3 19.Qxe3 Kh8 20.a3 Nc7 21.b4 Rg8 22.
Rb1 Rab8 23.Rb2 g5 24.Rfb1 f6 25.Qd2 Rgc8 26.bxc5 dxc5 27.Nf2 Ne8 28.Nb5 
Rb7 29.a4 a6 30.Na3 a5 31.Nb5 Nd6 32.Nxd6 Qxd6 33.h4 Rg8 34.hxg5 Rxg5 35.
Rh1 Nf8 36.Rh3 Rbg7 37.Rb3 Nd7 38.Qd1 Qf8 39.Qh1 Qg8 40.Qh2 Qf7 41.Rh6 Qg8
42.Qh4 Rf7 43.g4 Rgg7 44.Rg3 Qd8 45.Nh3 Qe7 46.g5 fxg5 47.Nxg5 Rf6 48.Rh5 
Rf8 49.d6 1-0


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.12"]
[Round "12"]
[White "Dominguez Sanz, Juan Pedro"]
[Black "Medina Garcia, Antonio Angel"]
[WhiteElo "2265"]
[BlackElo "2380"]
[Result "0-1"]
[ECO "C75"]
[EventDate "1972.05.29"]
[PlyCount "119"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.c3 Bd7 6.d4 Nge7 7.O-O Ng6 8.Re1 Be7
9.Nbd2 O-O 10.Nf1 Bg4 11.d5 Nh4 12.Ne3 Bxf3 13.gxf3 Nb8 14.Kh1 Nd7 15.Rg1 
Nf6 16.Bc2 Nh5 17.Nf5 Bf6 18.Ng3 Nf4 19.Bxf4 exf4 20.Nh5 Be5 21.Rg4 g5 22.
Qf1 Kh8 23.Qh3 Rg8 24.Rgg1 Qc8 25.Qg4 f6 26.Bd3 Rg6 27.Bf1 Rh6 28.Qxc8+ 
Rxc8 29.Bh3 Re8 30.Bg4 Kg8 31.Rge1 Kf7 32.h3 Kg6 33.Rad1 Rxh5 34.Bxh5+ 
Kxh5 35.Rd3 Kg6 36.b4 a5 37.Rb1 Ra8 38.a4 h5 39.Kg1 axb4 40.Rxb4 b6 41.Kf1
f5 42.exf5+ Kxf5 43.Rc4 g4 44.hxg4+ hxg4 45.fxg4+ Kxg4 46.Ke2 Ra5 47.Kd2 
b5 48.axb5 Rxb5 49.Kc2 Nf3 50.Rd1 Ra5 51.Kb2 Ng5 52.Rd3 Ra7 53.Kb3 Ra8 54.
Rxc7 Rf8 55.Re7 Kf5 56.Rd2 Ne4 57.Re2 Nxf2 58.c4 Nd3 59.Ka4 f3 60.Re3 0-1


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.12"]
[Round "12"]
[White "Larsen, Bent"]
[Black "Smyslov, Vassily"]
[WhiteElo "2625"]
[BlackElo "2620"]
[Result "1-0"]
[ECO "C42"]
[EventDate "1972.05.29"]
[PlyCount "153"]

1.e4 e5 2.Bc4 Nf6 3.Nc3 Bb4 4.Nf3 d6 5.O-O O-O 6.d3 Be6 7.Bxe6 fxe6 8.Ne2 
Nbd7 9.c3 Ba5 10.a4 c6 11.Ng3 Qe7 12.Qe2 h6 13.d4 Bc7 14.b3 Qf7 15.Ba3 
Rfe8 16.dxe5 Nxe5 17.Nxe5 dxe5 18.Rfd1 Red8 19.Bc5 a6 20.h3 Rxd1+ 21.Rxd1 
Rd8 22.Rxd8+ Bxd8 23.Nf1 Qd7 24.Qd2 Qxd2 25.Nxd2 Bc7 26.Kf1 Nd7 27.Be3 b5 
28.Ke2 Kf7 29.Nf3 Ke7 30.Ne1 bxa4 31.bxa4 Bb6 32.Bc1 Ba5 33.Ba3+ c5 34.Kd2
Kd6 35.Nd3 Bc7 36.Kc2 Kc6 37.Bc1 Nb6 38.Nb2 Bd8 39.Kd3 Be7 40.g3 Bd6 41.
Ke2 c4 42.a5 Nd7 43.Nxc4 Bc5 44.Na3 Bd6 45.Nc4 Bc5 46.f3 Kb5 47.Kd3 Bf2 
48.Nd6+ Kxa5 49.Ne8 g5 50.g4 Kb6 51.Nd6 Bc5 52.Nf7 Bf8 53.Be3+ Kc7 54.Bf2 
a5 55.Bg3 Bg7 56.c4 a4 57.Kc2 Kb6 58.h4 gxh4 59.Bxh4 Nf8 60.Bf2+ Kc6 61.
Kc3 Ng6 62.Kb4 Nf4 63.Kxa4 Nd3 64.Nd8+ Kd7 65.Bh4 Bf8 66.Kb5 Be7 67.Bxe7 
Kxe7 68.Nc6+ Kd6 69.Kb6 Nc5 70.Nd8 Nd7+ 71.Kb5 Ke7 72.Nb7 Nf6 73.c5 h5 74.
gxh5 Nxh5 75.c6 Nf6 76.Kc5 Ng8 77.Nd6 1-0


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.12"]
[Round "12"]
[White "Menvielle Laccourreye, Augusto"]
[Black "Andersson, Ulf"]
[WhiteElo "2365"]
[BlackElo "2535"]
[Result "1/2-1/2"]
[ECO "C02"]
[EventDate "1972.05.29"]
[PlyCount "127"]

1.e4 e6 2.d4 d5 3.e5 b6 4.c3 Qd7 5.a4 a5 6.f4 h5 7.Bb5 c6 8.Be2 g6 9.Be3 
Nh6 10.Nd2 Be7 11.Ndf3 Ba6 12.Bf2 Nf5 13.Bd3 Bxd3 14.Qxd3 c5 15.Ne2 Nc6 
16.O-O Rb8 17.g3 c4 18.Qc2 b5 19.b3 cxb3 20.Qxb3 b4 21.h3 bxc3 22.Qxc3 Nb4
23.Qd2 Rc8 24.Rfc1 Rxc1+ 25.Nxc1 O-O 26.g4 Ng7 27.Nb3 Rc8 28.Nc5 Qc6 29.
Ne1 Rb8 30.Nb3 Bd8 31.Nc1 Qc4 32.Ne2 Qb3 33.Qc3 Qxc3 34.Nxc3 Rc8 35.Rc1 g5
36.Be3 hxg4 37.hxg4 f5 38.exf6 gxf4 39.Bxf4 Bxf6 40.Nb5 Rc4 41.Nf3 Rxc1+ 
42.Bxc1 Ne8 43.Bd2 Nc6 44.Bc3 Bd8 45.Ne5 Nxe5 46.dxe5 Bb6+ 47.Bd4 Bxd4+ 
48.Nxd4 Nc7 49.Kg2 Kf7 50.Nb3 Na8 51.Kf3 Nb6 52.Nc5 Nc4 53.Kf4 Nb2 54.Ke3 
Nc4+ 55.Kd4 Nd2 56.Nd3 Ne4 57.Nf4 Ke7 58.Nd3 Kf7 59.g5 Nxg5 60.Kc5 Ke7 61.
Kb5 Kd8 62.Kxa5 Kc7 63.Kb5 Nf3 64.Kc5 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.12"]
[Round "12"]
[White "Pomar Salamanca, Arturo"]
[Black "Visier Segovia, Fernando"]
[WhiteElo "2460"]
[BlackElo "2365"]
[Result "1/2-1/2"]
[ECO "E14"]
[EventDate "1972.05.29"]
[PlyCount "45"]

1.d4 Nf6 2.c4 e6 3.Nf3 c5 4.e3 cxd4 5.exd4 b6 6.Nc3 Bb7 7.g3 Bb4 8.Bg2 d5 
9.Qa4+ Nc6 10.Ne5 O-O 11.Nxc6 Bxc3+ 12.bxc3 Qd7 13.Ne7+ Qxe7 14.Ba3 Qe8 
15.Qc2 Qc8 16.Bxf8 dxc4 17.Bxg7 Bxg2 18.Bxf6 Bxh1 19.O-O-O Qf8 20.f4 Bd5 
21.g4 b5 22.f5 Qh6+ 23.g5 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.12"]
[Round "12"]
[White "Portisch, Lajos"]
[Black "Lehmann, Heinz"]
[WhiteElo "2640"]
[BlackElo "2395"]
[Result "1/2-1/2"]
[ECO "E80"]
[EventDate "1972.05.29"]
[PlyCount "42"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 a6 6.Be3 c6 7.Bd3 b5 8.e5 Nfd7 9.
f4 Bb7 10.c5 dxc5 11.dxc5 a5 12.Rc1 Na6 13.Nce2 Nf8 14.Nf3 Nb4 15.Bb1 
Qxd1+ 16.Rxd1 Ne6 17.f5 gxf5 18.Bxf5 Nd5 19.Bf2 Nf8 20.Nc3 Nxc3 21.bxc3 e6
1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.12"]
[Round "12"]
[White "Tatai, Stefano"]
[Black "Gheorghiu, Florin"]
[WhiteElo "2460"]
[BlackElo "2520"]
[Result "1/2-1/2"]
[ECO "B02"]
[EventDate "1972.05.29"]
[PlyCount "42"]

1.e4 Nf6 2.e5 Nd5 3.Nc3 Nxc3 4.dxc3 d6 5.Nf3 Nc6 6.Bf4 dxe5 7.Nxe5 Qxd1+ 
8.Rxd1 Nxe5 9.Bxe5 c6 10.Bc4 Bf5 11.Bd3 Bxd3 12.cxd3 f6 13.Bg3 e5 14.d4 
exd4 15.Rxd4 Bc5 16.Rc4 Bb6 17.Re4+ Kf7 18.Kd2 Rhe8 19.Rhe1 Rxe4 20.Rxe4 
Re8 21.Rxe8 Kxe8 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.12"]
[Round "12"]
[White "Valcarcel, Juan Antonio"]
[Black "Bronstein, David"]
[BlackElo "2585"]
[Result "0-1"]
[ECO "D11"]
[EventDate "1972.05.29"]
[PlyCount "82"]

1.Nf3 Nf6 2.d4 d5 3.g3 c6 4.Bg2 Bf5 5.O-O Nbd7 6.Nbd2 e6 7.c4 h6 8.b3 Bd6 
9.Bb2 Qb8 10.Qc1 a5 11.a4 O-O 12.Ba3 Bb4 13.Qb2 b6 14.Rfd1 Rd8 15.Bxb4 
axb4 16.Rac1 Qb7 17.Ne1 Nb8 18.Nef3 Na6 19.Ne5 Rac8 20.e3 c5 21.cxd5 exd5 
22.Bf1 Nb8 23.dxc5 bxc5 24.Bg2 Re8 25.h3 Qe7 26.Nef3 Nc6 27.Nf1 Na5 28.Nh4
Be6 29.Rb1 Ne4 30.Bxe4 dxe4 31.Nd2 Bxh3 32.Nc4 Nxc4 33.bxc4 Ra8 34.Ra1 Be6
35.Qc2 Qb7 36.Qb3 Qa6 37.Rdc1 Red8 38.Ng2 g5 39.Ne1 Rd2 40.Kg2 Bg4 41.Qb1 
Qf6 0-1


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.14"]
[Round "13"]
[White "Andersson, Ulf"]
[Black "Valcarcel, Juan Antonio"]
[WhiteElo "2535"]
[Result "1-0"]
[ECO "A12"]
[EventDate "1972.05.29"]
[PlyCount "93"]

1.Nf3 d5 2.b3 Nf6 3.Bb2 Bf5 4.g3 e6 5.Bg2 Nbd7 6.O-O Bd6 7.c4 O-O 8.Nc3 c6
9.d3 Qe7 10.a3 a5 11.Re1 e5 12.cxd5 Nxd5 13.Qc2 Nxc3 14.Qxc3 f6 15.h3 Be6 
16.Nd2 a4 17.b4 Nb6 18.Ne4 Bb8 19.Nc5 Bc8 20.Qc2 f5 21.e3 Kh8 22.f4 Bd6 
23.Rac1 Re8 24.Qf2 Nd7 25.e4 Nxc5 26.bxc5 Bc7 27.Bxe5 Bxe5 28.fxe5 fxe4 
29.Rxe4 Be6 30.Rf4 Qd7 31.d4 Rad8 32.h4 Kg8 33.Qe3 Re7 34.Kh2 Qe8 35.Rcf1 
Qd7 36.Be4 Bd5 37.Bc2 Ra8 38.Qd3 g6 39.g4 Rg7 40.Qe3 Re7 41.Kg3 Qc7 42.Rf6
b5 43.cxb6 Qxb6 44.h5 gxh5 45.Qh6 Qd8 46.R1f5 Rg7 47.Rg5 1-0


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.14"]
[Round "13"]
[White "Bronstein, David"]
[Black "Pomar Salamanca, Arturo"]
[WhiteElo "2585"]
[BlackElo "2460"]
[Result "1/2-1/2"]
[ECO "B13"]
[EventDate "1972.05.29"]
[PlyCount "35"]

1.e4 c6 2.d4 d5 3.exd5 cxd5 4.Bd3 Nc6 5.c3 Nf6 6.Bg5 Bg4 7.Qb3 Qd7 8.Nd2 
e6 9.Ngf3 Bd6 10.O-O h6 11.Be3 O-O 12.Rae1 Rae8 13.Ne5 Qc7 14.f4 Bf5 15.
Bxf5 exf5 16.a4 Na5 17.Qa2 Rc8 18.Rc1 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.14"]
[Round "13"]
[White "Gheorghiu, Florin"]
[Black "Benko, Pal"]
[WhiteElo "2520"]
[BlackElo "2515"]
[Result "1/2-1/2"]
[ECO "A29"]
[EventDate "1972.05.29"]
[PlyCount "36"]

1.c4 e5 2.Nc3 Nf6 3.Nf3 Nc6 4.g3 Bb4 5.Bg2 O-O 6.Nd5 Re8 7.O-O Bc5 8.d3 
Nxd5 9.cxd5 Nd4 10.Nd2 d6 11.e3 Nf5 12.Nc4 Ne7 13.Bd2 c6 14.b4 Bb6 15.dxc6
bxc6 16.b5 Bc7 17.bxc6 d5 18.Na3 Ba6 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.14"]
[Round "13"]
[White "Huguet, Bernard"]
[Black "Dominguez Sanz, Juan Pedro"]
[WhiteElo "2255"]
[BlackElo "2265"]
[Result "1/2-1/2"]
[ECO "D61"]
[EventDate "1972.05.29"]
[PlyCount "38"]

1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Nbd7 5.e3 c6 6.Nf3 Be7 7.Bd3 O-O 8.O-O 
dxc4 9.Bxc4 Nd5 10.Bxe7 Qxe7 11.Nxd5 exd5 12.Bd3 Re8 13.Rb1 a5 14.Qc2 Nf6 
15.Rfc1 Bg4 16.Ne5 Be6 17.Qc5 Qxc5 18.Rxc5 Nd7 19.Nxd7 Bxd7 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.14"]
[Round "13"]
[White "Lehmann, Heinz"]
[Black "Menvielle Laccourreye, Augusto"]
[WhiteElo "2395"]
[BlackElo "2365"]
[Result "0-1"]
[ECO "A81"]
[EventDate "1972.05.29"]
[PlyCount "80"]

1.d4 f5 2.g3 Nf6 3.Bg2 g6 4.b3 Bg7 5.Bb2 d5 6.Nf3 O-O 7.O-O Be6 8.c4 c6 9.
Ng5 Bf7 10.Nd2 Qe8 11.Ndf3 Ne4 12.Nxe4 dxe4 13.Ng5 c5 14.Rb1 cxd4 15.Bxd4 
Nc6 16.Bxg7 Kxg7 17.Nxf7 Qxf7 18.Qd2 Rad8 19.Qb2+ Qf6 20.b4 Rd4 21.Qc3 Rc8
22.a3 Ne5 23.c5 b6 24.Qxd4 Nf3+ 25.exf3 Qxd4 26.cxb6 axb6 27.fxe4 Rc2 28.
exf5 gxf5 29.a4 e5 30.a5 b5 31.Bb7 e4 32.Rbe1 Qxb4 33.a6 Ra2 34.g4 Qc5 35.
gxf5 b4 36.Rxe4 b3 37.Ree1 Qxf5 38.Rb1 Rxf2 39.Rxf2 Qxb1+ 40.Kg2 b2 0-1


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.14"]
[Round "13"]
[White "Medina Garcia, Antonio Angel"]
[Black "Portisch, Lajos"]
[WhiteElo "2380"]
[BlackElo "2640"]
[Result "1/2-1/2"]
[ECO "B40"]
[EventDate "1972.05.29"]
[PlyCount "69"]

1.e4 c5 2.Nf3 d6 3.Nc3 a6 4.d3 b5 5.g3 Bb7 6.Bg2 e6 7.O-O Be7 8.b3 Nc6 9.
Bb2 Bf6 10.Qd2 Nge7 11.a4 O-O 12.e5 Bxe5 13.Nxe5 dxe5 14.axb5 axb5 15.Nxb5
Qd7 16.Ba3 Ra5 17.c4 Rfa8 18.Qb2 Nd4 19.Nxd4 Bxg2 20.Kxg2 exd4 21.b4 Qb7+ 
22.Kg1 cxb4 23.Bxb4 Rxa1 24.Rxa1 Rxa1+ 25.Qxa1 Nf5 26.Qa5 h5 27.Qb5 Qa8 
28.h3 Qa1+ 29.Kg2 Qb2 30.Bc5 Qe2 31.Qe8+ Kh7 32.Qxf7 Ne3+ 33.Kh2 Nf5 34.
Kg2 Ne3+ 35.Kh2 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.14"]
[Round "13"]
[White "Smyslov, Vassily"]
[Black "Tatai, Stefano"]
[WhiteElo "2620"]
[BlackElo "2460"]
[Result "1-0"]
[ECO "A70"]
[EventDate "1972.05.29"]
[PlyCount "57"]

1.c4 g6 2.Nf3 Bg7 3.d4 c5 4.d5 d6 5.e4 Nf6 6.Bd3 e6 7.Nc3 exd5 8.cxd5 Bg4 
9.Qa4+ Nbd7 10.Nd2 O-O 11.O-O Ne5 12.Bb1 g5 13.Re1 Nh5 14.Nc4 a6 15.Ne3 
Nf4 16.Nxg4 Nxg4 17.Qd1 Ne5 18.Ne2 Nxe2+ 19.Qxe2 h6 20.a4 Re8 21.Ra3 f5 
22.f4 gxf4 23.Bxf4 Ng4 24.Rf1 Qf6 25.h3 Qd4+ 26.Kh1 Ne5 27.Rg3 Nf7 28.Qh5 
fxe4 29.Be3 1-0


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.14"]
[Round "13"]
[White "Visier Segovia, Fernando"]
[Black "Larsen, Bent"]
[WhiteElo "2365"]
[BlackElo "2625"]
[Result "0-1"]
[ECO "A14"]
[EventDate "1972.05.29"]
[PlyCount "50"]

1.Nf3 e6 2.c4 b6 3.g3 Bb7 4.Bg2 Nf6 5.O-O Be7 6.b3 O-O 7.Bb2 d5 8.Ne5 Nbd7
9.d4 Ne4 10.Nd3 Qc8 11.cxd5 exd5 12.Nd2 Bd6 13.Nf3 Qe8 14.Qc2 f6 15.a4 Qe7
16.Nd2 a5 17.Rfe1 Rfe8 18.e3 Rac8 19.Nxe4 dxe4 20.Qc4+ Kh8 21.Nf4 Nf8 22.
Bh3 Rcd8 23.Red1 Bxf4 24.gxf4 Bd5 25.Qc3 Ng6 0-1


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.15"]
[Round "14"]
[White "Benko, Pal"]
[Black "Smyslov, Vassily"]
[WhiteElo "2515"]
[BlackElo "2620"]
[Result "1/2-1/2"]
[ECO "C26"]
[EventDate "1972.05.29"]
[PlyCount "23"]

1.e4 e5 2.Nc3 Nf6 3.g3 d5 4.exd5 Nxd5 5.Bg2 Nxc3 6.bxc3 Bd6 7.d3 O-O 8.Nf3
Nd7 9.O-O Rb8 10.a4 b6 11.a5 Bb7 12.axb6 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.15"]
[Round "14"]
[White "Bronstein, David"]
[Black "Andersson, Ulf"]
[WhiteElo "2585"]
[BlackElo "2535"]
[Result "1/2-1/2"]
[ECO "B87"]
[EventDate "1972.05.29"]
[PlyCount "23"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bc4 e6 7.Bb3 b5 8.O-O Be7
9.Qf3 Qb6 10.Be3 Qb7 11.Qg3 g6 12.f3 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.15"]
[Round "14"]
[White "Dominguez Sanz, Juan Pedro"]
[Black "Gheorghiu, Florin"]
[WhiteElo "2265"]
[BlackElo "2520"]
[Result "0-1"]
[ECO "E38"]
[EventDate "1972.05.29"]
[PlyCount "80"]

1.d4 Nf6 2.c4 c5 3.Nf3 cxd4 4.Nxd4 e6 5.Nc3 Bb4 6.Qc2 Nc6 7.e3 O-O 8.Be2 
d5 9.a3 Be7 10.Nf3 dxc4 11.Bxc4 a6 12.O-O b5 13.Rd1 Qb6 14.Be2 Bb7 15.b4 
Rfc8 16.Bb2 a5 17.bxa5 Nxa5 18.Rd4 Nd5 19.Nxd5 Bxd5 20.Qd1 Nc4 21.Bxc4 
bxc4 22.Bc3 Bf6 23.e4 Bxe4 24.Rxe4 Bxc3 25.Rb1 Qc6 26.Qc2 Bf6 27.g4 h6 28.
Rb4 c3 29.h4 g6 30.g5 hxg5 31.hxg5 Bg7 32.a4 Rab8 33.Rbc4 Qxc4 34.Rxc4 
Rxc4 35.Ne1 Rb2 36.Qd3 Rd4 37.Qe3 Rb1 38.Kg2 Rxe1 39.Qxe1 c2 40.a5 Rd1 0-1


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.15"]
[Round "14"]
[White "Menvielle Laccourreye, Augusto"]
[Black "Medina Garcia, Antonio Angel"]
[WhiteElo "2365"]
[BlackElo "2380"]
[Result "1-0"]
[ECO "C44"]
[EventDate "1972.05.29"]
[PlyCount "81"]

1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.c3 dxc3 5.Nxc3 Bb4 6.Bc4 d6 7.O-O Bxc3 8.
bxc3 Nf6 9.e5 Nxe5 10.Nxe5 dxe5 11.Qb3 Qe7 12.Ba3 c5 13.Bb5+ Bd7 14.Bxd7+ 
Qxd7 15.Bxc5 Qc6 16.Ba3 Nd5 17.Rae1 O-O-O 18.Rxe5 Rhe8 19.Rf5 Rd7 20.h3 g6
21.Rf3 f5 22.Bc1 Re4 23.Rd3 Qc4 24.Rfd1 Re1+ 25.Rxe1 Qxd3 26.Re8+ Kc7 27.
Qa3 Qxc3 28.Bf4+ Kb6 29.Re6+ Kb5 30.Qxa7 Qa5 31.Qd4 Qb4 32.Qd3+ Ka4 33.Re8
Nb6 34.Ra8+ Nxa8 35.Qxd7+ Qb5 36.Qxh7 Qb1+ 37.Kh2 Qe4 38.Qd7+ Ka5 39.Be3 
Qe5+ 40.g3 Nc7 41.Bf4 1-0


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.15"]
[Round "14"]
[White "Pomar Salamanca, Arturo"]
[Black "Larsen, Bent"]
[WhiteElo "2460"]
[BlackElo "2625"]
[Result "0-1"]
[ECO "A40"]
[EventDate "1972.05.29"]
[PlyCount "136"]

1.d4 e6 2.Nf3 b6 3.g3 Bb7 4.Bg2 d5 5.O-O Nd7 6.Nbd2 Ngf6 7.b3 Bb4 8.Bb2 
O-O 9.a3 Be7 10.a4 a5 11.Ne5 Qc8 12.e3 Rd8 13.f4 c5 14.Rc1 Ne8 15.c4 f6 
16.Qh5 g6 17.Qh3 Nxe5 18.fxe5 f5 19.g4 Ng7 20.Qh6 Rf8 21.cxd5 exd5 22.dxc5
bxc5 23.e6 Nxe6 24.gxf5 Bg5 25.Qh3 Ng7 26.Qg3 Bf6 27.Bxf6 Rxf6 28.e4 gxf5 
29.exf5 Kh8 30.Nf3 Qf8 31.Ne5 Nxf5 32.Qg5 Rd8 33.Kh1 Rdd6 34.Ng4 Rf7 35.
Ne5 Rff6 36.Ng4 h6 37.Qh5 Rf7 38.Ne5 Rff6 39.Ng4 Rf7 40.Ne5 Rff6 41.Ng4 
Ba6 42.Nxf6 Bxf1 43.Rxf1 Rxf6 44.Re1 Ne3 45.Qe5 d4 46.Rc1 Qg7 47.Qe4 Rf4 
48.Qe8+ Rf8 49.Qe4 Qg5 50.Bf3 Qf5 51.Bg2 Qxe4 52.Bxe4 Re8 53.Bd3 Re5 54.
Rg1 Rg5 55.Rc1 Kg7 56.h4 Rh5 57.Be2 Re5 58.Rg1+ Kf6 59.Rg8 Kf5 60.Kh2 Ke4 
61.Ra8 d3 62.Bxd3+ Kxd3 63.Rxa5 Ke2 64.Ra8 Rf5 65.a5 Rf2+ 66.Kg1 Rf1+ 67.
Kh2 Rf3 68.Rd8 Kf1 0-1


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.15"]
[Round "14"]
[White "Portisch, Lajos"]
[Black "Huguet, Bernard"]
[WhiteElo "2640"]
[BlackElo "2255"]
[Result "1-0"]
[ECO "E41"]
[EventDate "1972.05.29"]
[PlyCount "78"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 c5 5.Bd3 Nc6 6.Nf3 Bxc3+ 7.bxc3 d6 8.O-O 
O-O 9.Nd2 e5 10.Nb3 b6 11.Bd2 Ne7 12.e4 Ng6 13.f4 exf4 14.Bxf4 Nxf4 15.
Rxf4 Qe7 16.Qe2 Bb7 17.Re1 Rae8 18.Nd2 g6 19.Rff1 Nh5 20.Bc2 Bc6 21.Qf2 
Ng7 22.Nf3 f6 23.Bd3 Qd7 24.Qh4 Qb7 25.Re2 Qd7 26.Ref2 Qe7 27.Nd2 f5 28.
Qxe7 Rxe7 29.g4 Ref7 30.gxf5 gxf5 31.exf5 Bd7 32.f6 Ne8 33.Ne4 Kh8 34.Kh1 
Bg4 35.Rf4 Bh5 36.Ng3 Bg6 37.Bxg6 hxg6 38.Ne4 Kg8 39.d5 g5 1-0


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.15"]
[Round "14"]
[White "Tatai, Stefano"]
[Black "Visier Segovia, Fernando"]
[WhiteElo "2460"]
[BlackElo "2365"]
[Result "1-0"]
[ECO "B44"]
[EventDate "1972.05.29"]
[PlyCount "87"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nb5 d6 6.c4 a6 7.N5c3 Nf6 8.Be2 
Be7 9.O-O O-O 10.Be3 b6 11.Qd2 Bb7 12.Rd1 Qc7 13.f3 Rfd8 14.Na3 Ne5 15.
Rac1 Rab8 16.Qe1 Ba8 17.Kh1 Qa7 18.Qf1 Bc6 19.Nc2 Qb7 20.Nd4 Be8 21.Rd2 
Nc6 22.Nc2 Qc7 23.Rcd1 Na5 24.Bg1 Rbc8 25.Ne3 Nb7 26.Rc1 Qb8 27.Qd1 Nh5 
28.a3 g6 29.b4 f5 30.Qb3 Bf7 31.Rcd1 Bf6 32.exf5 gxf5 33.Na4 Nf4 34.Bf1 
Qc7 35.Nxb6 Qxb6 36.Nd5 Nxd5 37.Bxb6 Nxb6 38.c5 Nd5 39.Bxa6 Rb8 40.Bxb7 
Rxb7 41.c6 Rb6 42.Rxd5 exd5 43.b5 Rdb8 44.Qd3 1-0


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.15"]
[Round "14"]
[White "Valcarcel, Juan Antonio"]
[Black "Lehmann, Heinz"]
[BlackElo "2395"]
[Result "1/2-1/2"]
[ECO "B09"]
[EventDate "1972.05.29"]
[PlyCount "156"]

1.d4 g6 2.e4 Bg7 3.Nc3 d6 4.f4 Nf6 5.Nf3 O-O 6.Bd3 Na6 7.O-O c5 8.d5 Nc7 
9.a4 a6 10.Qe1 Bd7 11.a5 Bb5 12.Qh4 Bxd3 13.cxd3 e6 14.dxe6 fxe6 15.Bd2 
Nh5 16.Qxd8 Raxd8 17.g3 Nf6 18.Rab1 Nd7 19.Rfc1 Rc8 20.Be3 Rfd8 21.Bf2 Nb8
22.Na4 Nc6 23.Nb6 Rb8 24.Kf1 Nb5 25.Nc4 Rbc8 26.Ke2 Rc7 27.e5 dxe5 28.fxe5
Ncd4+ 29.Bxd4 Nxd4+ 30.Nxd4 Rxd4 31.b4 Rd5 32.bxc5 Rdxc5 33.Rb6 Rxe5+ 34.
Nxe5 Rxc1 35.Nc4 Rc2+ 36.Kf3 Rxh2 37.Rxb7 Ra2 38.Ra7 Rf2+ 39.Ke3 Rg2 40.
Kf3 Ra2 41.Rxa6 Kf7 42.Ra7+ Kg8 43.a6 h5 44.Nd6 g5 45.Ra8+ Kh7 46.a7 g4+ 
47.Kf4 Ra4+ 48.Ne4 Kg6 49.Re8 e5+ 50.Ke3 Rxa7 51.Re6+ Kf7 52.Ng5+ Kf8 53.
Ke4 Rd7 54.Kf5 Rxd3 55.Kg6 Rd8 56.Kxh5 Kg8 57.Kxg4 Bf8 58.Rxe5 Bg7 59.Re6 
Rf8 60.Kh5 Rf6 61.Re8+ Rf8 62.Re4 Rf6 63.Ra4 Rh6+ 64.Kg4 Rf6 65.Ra7 Bh6 
66.Ne4 Rf7 67.Ra8+ Kh7 68.Ra6 Bc1 69.Rc6 Be3 70.Nf6+ Kg7 71.Nd5 Bd2 72.Rc2
Bh6 73.Kh4 Rd7 74.Nc7 Rd2 75.Rc6 Be3 76.g4 Kf7 77.Kg3 Rd1 78.Kf3 Rc1 
1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.17"]
[Round "15"]
[White "Andersson, Ulf"]
[Black "Pomar Salamanca, Arturo"]
[WhiteElo "2535"]
[BlackElo "2460"]
[Result "1/2-1/2"]
[ECO "A06"]
[EventDate "1972.05.29"]
[PlyCount "67"]

1.Nf3 d5 2.b3 c5 3.e3 Nf6 4.Bb2 Nc6 5.Bb5 g6 6.Ne5 Bd7 7.Bxc6 Bxc6 8.Nxc6 
bxc6 9.Bxf6 exf6 10.O-O Bg7 11.Nc3 f5 12.d4 Qh4 13.Ne2 cxd4 14.Nxd4 O-O 
15.Rc1 c5 16.Nf3 Qe4 17.c4 Rfd8 18.cxd5 Rxd5 19.Qe2 a5 20.Rc4 Qd3 21.Qxd3 
Rxd3 22.Rxc5 a4 23.bxa4 Ra3 24.Rfc1 Rxa2 25.Rc8+ Rxc8 26.Rxc8+ Bf8 27.h4 
Rxa4 28.h5 Ra7 29.g3 Kg7 30.Nd4 Be7 31.Rc6 Rd7 32.Kg2 Bd6 33.Nf3 Kh6 34.
hxg6 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.17"]
[Round "15"]
[White "Gheorghiu, Florin"]
[Black "Portisch, Lajos"]
[WhiteElo "2520"]
[BlackElo "2640"]
[Result "1/2-1/2"]
[ECO "C93"]
[EventDate "1972.05.29"]
[PlyCount "44"]

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 h6 10.d4 Re8 11.Nbd2 Bf8 12.Nf1 Bd7 13.Ng3 Na5 14.Bc2 c5 15.b3 Nc6 
16.d5 Ne7 17.c4 Ng6 18.Nf5 Nf4 19.Bxf4 exf4 20.Nxd6 Bxd6 21.e5 Bf8 22.Qd3 
g6 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.17"]
[Round "15"]
[White "Huguet, Bernard"]
[Black "Menvielle Laccourreye, Augusto"]
[WhiteElo "2255"]
[BlackElo "2365"]
[Result "1-0"]
[ECO "B02"]
[EventDate "1972.05.29"]
[PlyCount "119"]

1.e4 Nf6 2.e5 Nd5 3.c4 Nb6 4.c5 Nd5 5.Nc3 Nxc3 6.dxc3 e6 7.Qg4 Nc6 8.Nf3 
d6 9.Bb5 Bd7 10.cxd6 cxd6 11.exd6 Qa5 12.Bxc6 bxc6 13.O-O e5 14.Qe4 f6 15.
Rd1 Rb8 16.b4 Qa4 17.Be3 Be6 18.Bc5 Kd7 19.c4 g6 20.Nd2 Bh6 21.Nb3 Bf5 22.
Qe2 Ke8 23.Be3 Bxe3 24.Qxe3 Rxb4 25.d7+ Kd8 26.Qh6 Kc7 27.d8=Q+ Rxd8 28.
Rxd8 Rxb3 29.Rdd1 Rd3 30.Rxd3 Bxd3 31.Qg7+ Kb6 32.Qxf6 e4 33.Qd4+ Ka6 34.
f3 Qc2 35.fxe4 Bxe4 36.Qf2 Qxc4 37.Re1 Bd5 38.Qe2 Kb5 39.Qxc4+ Kxc4 40.Re3
Kd4 41.Ra3 c5 42.Rxa7 c4 43.Kf2 h5 44.Rd7 Kc5 45.Rxd5+ Kxd5 46.Ke3 g5 47.
Kd2 g4 48.a4 Kc5 49.Kc3 h4 50.a5 g3 51.hxg3 hxg3 52.a6 Kb6 53.Kxc4 Kxa6 
54.Kd4 Kb5 55.Ke4 Kc5 56.Kf3 Kd5 57.Kxg3 Ke5 58.Kh4 Kf5 59.Kh5 Kf6 60.g4 
1-0


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.17"]
[Round "15"]
[White "Larsen, Bent"]
[Black "Tatai, Stefano"]
[WhiteElo "2625"]
[BlackElo "2460"]
[Result "0-1"]
[ECO "A37"]
[EventDate "1972.05.29"]
[PlyCount "86"]

1.c4 g6 2.Nc3 Bg7 3.g3 c5 4.Bg2 Nc6 5.Nf3 e6 6.O-O Nge7 7.d3 O-O 8.Bf4 e5 
9.Bd2 d6 10.Rb1 h6 11.Ne1 Be6 12.Nd5 a5 13.Nc2 Bxd5 14.cxd5 Nb4 15.Nxb4 
axb4 16.Qb3 Qd7 17.a3 bxa3 18.bxa3 Rfb8 19.f4 exf4 20.Rxf4 g5 21.Re4 Ng6 
22.a4 Ne5 23.a5 f5 24.Ra4 b5 25.Ra2 b4 26.e3 Qd8 27.d4 cxd4 28.exd4 Ng4 
29.h3 Bxd4+ 30.Kh1 Nf2+ 31.Kh2 Rxa5 32.Rxa5 Qxa5 33.Qc2 Ne4 34.Bxb4 Qxd5 
35.Qc7 Rf8 36.Rd1 Rf7 37.Qc8+ Rf8 38.Qc2 Ra8 39.Qd3 Ra1 40.Qxd4 Rxd1 41.
Qa7 Qd4 42.Qb8+ Kh7 43.Qc7+ Kg6 0-1


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.17"]
[Round "15"]
[White "Lehmann, Heinz"]
[Black "Bronstein, David"]
[WhiteElo "2395"]
[BlackElo "2585"]
[Result "1/2-1/2"]
[ECO "C49"]
[EventDate "1972.05.29"]
[PlyCount "34"]

1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Bb4 5.O-O O-O 6.d3 Bxc3 7.bxc3 d6 8.Bxc6
bxc6 9.h3 h6 10.Nh2 Nh7 11.f4 exf4 12.Bxf4 f5 13.exf5 Bxf5 14.Qd2 Bd7 15.
Be3 c5 16.Rxf8+ Qxf8 17.c4 Re8 1/2-1/2


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.17"]
[Round "15"]
[White "Medina Garcia, Antonio Angel"]
[Black "Valcarcel, Juan Antonio"]
[WhiteElo "2380"]
[Result "1-0"]
[ECO "B06"]
[EventDate "1972.05.29"]
[PlyCount "115"]

1.e4 d6 2.Nc3 g6 3.g3 Bg7 4.Bg2 e5 5.d3 Nf6 6.f4 c6 7.Nf3 Nbd7 8.O-O O-O 
9.Kh1 Re8 10.Be3 Ng4 11.Bg1 exf4 12.gxf4 f5 13.Qe2 Nb6 14.Rae1 Bd7 15.a4 
a5 16.b3 Qc7 17.Nd1 d5 18.e5 c5 19.h3 Nh6 20.d4 c4 21.Ne3 Nf7 22.Bf2 Be6 
23.Rg1 Bh6 24.Bg3 Bf8 25.Rb1 Rec8 26.Qd2 Qd7 27.h4 h5 28.Be1 Bh6 29.Bg3 
Kh7 30.Nd1 Rc7 31.Ne1 Nd8 32.Bf3 Nc6 33.Qg2 Rg8 34.Qd2 Qe7 35.Nc3 cxb3 36.
cxb3 Na7 37.Nd3 Rgc8 38.Rbc1 Bf8 39.Nc5 Qf7 40.Bf2 Be7 41.Rg2 Rg8 42.Rcg1 
Kh6 43.Kh2 Bf8 44.Qe2 Rg7 45.Kh1 Rc6 46.Qd2 Rc7 47.Be3 Qe7 48.Rg5 Bf7 49.
Qg2 Qd8 50.e6 Be8 51.Ne2 Qf6 52.Nc1 Nc6 53.N1d3 Nxd4 54.Qb2 Bxc5 55.Nxc5 
Rxc5 56.Bxd4 Qe7 57.Bxc5 Qxc5 58.Rxh5+ 1-0


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.17"]
[Round "15"]
[White "Smyslov, Vassily"]
[Black "Dominguez Sanz, Juan Pedro"]
[WhiteElo "2620"]
[BlackElo "2265"]
[Result "1-0"]
[ECO "E18"]
[EventDate "1972.05.29"]
[PlyCount "57"]

1.c4 Nf6 2.Nf3 e6 3.g3 b6 4.Bg2 Bb7 5.O-O c5 6.Nc3 Be7 7.d4 O-O 8.d5 exd5 
9.cxd5 d6 10.Nd2 Na6 11.Nc4 Nc7 12.a4 Re8 13.e4 Ba6 14.b3 Bf8 15.Bb2 Rb8 
16.Re1 Nd7 17.f4 f6 18.Bh3 Qe7 19.Na3 Bc8 20.Nab5 Nxb5 21.Nxb5 Rb7 22.Be6+
Kh8 23.Qg4 a6 24.Nc3 Qd8 25.Ne2 Nb8 26.f5 Nd7 27.Nf4 g5 28.Qxg5 Bg7 29.
Ng6+ 1-0


[Event "1st Las Palmas it"]
[Site "Las Palmas ESP"]
[Date "1972.06.17"]
[Round "15"]
[White "Visier Segovia, Fernando"]
[Black "Benko, Pal"]
[WhiteElo "2365"]
[BlackElo "2515"]
[Result "1/2-1/2"]
[ECO "A15"]
[EventDate "1972.05.29"]
[PlyCount "80"]

1.Nf3 Nf6 2.c4 d6 3.Nc3 Bg4 4.e3 Nbd7 5.Be2 e5 6.O-O Be7 7.b3 O-O 8.Bb2 c6
9.Nh4 Bxe2 10.Qxe2 g6 11.Nf3 Re8 12.d3 Bf8 13.Nd2 d5 14.Rad1 Bg7 15.Nf3 a6
16.d4 exd4 17.Nxd4 c5 18.Nf3 d4 19.Nd5 Nxd5 20.cxd5 Nf6 21.Qd3 Nxd5 22.
exd4 Nf4 23.Qc4 Qc8 24.Ne5 Qf5 25.g3 Ne6 26.f4 cxd4 27.Bxd4 Rac8 28.Qd3 
Qxd3 29.Rxd3 Red8 30.Ba1 Rxd3 31.Nxd3 Bxa1 32.Rxa1 Rc2 33.Ne5 Nd4 34.Rd1 
Nc6 35.Nxc6 bxc6 36.Rd6 Rxa2 37.Rxc6 h5 38.f5 Kg7 39.fxg6 fxg6 40.Rb6 Kh6 
1/2-1/2

