[Event "Las Palmas"]
[Site "Las Palmas"]
[Date "1972.??.??"]
[Round "1"]
[White "Portisch, Lajos"]
[Black "Smyslov, Vassily"]
[Result "1/2-1/2"]
[WhiteElo "2640"]
[BlackElo "2620"]
[ECO "A07"]

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

