[Event "Las Palmas"]
[Site "Las Palmas"]
[Date "1980.??.??"]
[Round "?"]
[White "Petrosian, Tigran V"]
[Black "Sosonko, Gennadi"]
[Result "1-0"]
[WhiteElo "2615"]
[BlackElo "2545"]
[ECO "D02"]

1.Nf3 c5 2.g3 d5 3.Bg2 Nc6 4.d4 Nf6 5.O-O Bg4 6.dxc5 e5 7.c4 Bxc5 8.cxd5 Qxd5
9.Nc3 Qxd1 10.Rxd1 h6 11.Na4 Be7 12.Be3 e4 13.Nd4 Nxd4 14.Rxd4 Bxe2 15.Nc3 Bf3
16.Nxe4 Bxg2 17.Kxg2 O-O 18.Rad1 a6 19.Nd6 Rfd8 20.Nf5 Kf8 21.Nxe7 Rxd4 22.Bxd4 Kxe7
23.Bc5+ Ke6 24.Rd6+ Kf5 25.Bd4 Rc8 26.Bxf6 gxf6 27.Rb6 Rc7 28.Kh3 Kg5 29.f4+ Kf5
30.Kh4 Kg6 31.Kg4 Rd7 32.f5+ Kg7 33.h4 Rd4+ 34.Kf3 Rd3+ 35.Kf4 Rd4+ 36.Ke3 Rd5
37.Ke4 Re5+ 38.Kf4 Re7 39.h5 Rc7 40.Ke3 Rc5 41.g4 Re5+ 42.Kd4 Re2 43.Rxb7 Rg2
44.Kc5 Rxg4 45.b4 Rg5 46.a4 Rxf5+ 47.Kb6 Re5 48.Kxa6 f5 49.b5 f4 50.Rc7  1-0

