[Event "IBM"]
[Site "Amsterdam"]
[Date "1977.??.??"]
[Round "2"]
[White "Sosonko, Gennadi"]
[Black "Quinteros, Miguel A"]
[Result "0-1"]
[WhiteElo "2530"]
[BlackElo "2555"]
[ECO "A56"]

1.d4 Nf6 2.c4 c5 3.d5 e5 4.Nc3 d6 5.e4 Nbd7 6.Nf3 Be7 7.g3 O-O 8.Bg2 Ne8
9.O-O g6 10.Ne1 f5 11.Nd3 Bf6 12.Qe2 Ng7 13.Bd2 Nb6 14.b3 f4 15.Bf3 g5 16.Rfb1 Be7
17.Ne1 Nd7 18.b4 b5 19.a4 Nf6 20.Qd1 Bd7 21.Be2 h5 22.bxc5 dxc5 23.a5 g4
24.Nd3 f3 25.Bf1 Nh7 26.a6 Bg5 27.Qc1 h4 28.Bxg5 Nxg5 29.Qe3 hxg3 30.fxg3 f2+
31.Kg2 Rf3 32.Qd2 Qf6 33.Be2 Rf8 34.Rf1 Nh5 35.Bd1 Nh3 36.Ra2 Rxd3  0-1

