[Event "IBM-B"]
[Site "Amsterdam"]
[Date "1979.??.??"]
[Round "6"]
[White "Shamkovich, Leonid"]
[Black "Van Wijgerden, Cornelis"]
[Result "1-0"]
[WhiteElo "2495"]
[BlackElo "2445"]
[ECO "D48"]

1.c4 e6 2.Nc3 d5 3.d4 c6 4.e3 Nf6 5.Nf3 Nbd7 6.Bd3 dxc4 7.Bxc4 b5 8.Bd3 a6
9.e4 c5 10.d5 c4 11.dxe6 fxe6 12.Bc2 Qc7 13.O-O Bb7 14.Re1 O-O-O 15.Qe2 Nc5
16.e5 Nd5 17.Nxd5 Bxd5 18.Bg5 Be7 19.Bxe7 Qxe7 20.Qe3 Kb8 21.Nd4 Qb7 22.f3 Rc8
23.b4 cxb3 24.axb3 Qb6 25.b4 Nd7 26.Bb3 Bxb3 27.Nxb3 Qxe3+ 28.Rxe3 Rc6 29.Rd1 Kc8
30.Nd4 Rc4 31.Nxe6 Re8 32.Rd6 Rxb4 33.Rxa6 Re7 34.f4 Rc4 35.Rd3 Kb7 36.Rdd6 b4
37.Nd8+ Kc7 38.Rac6+ Rxc6 39.Nxc6 Nxe5 40.fxe5 Rxe5 41.Nxe5 Kxd6 42.Nd3 b3
43.Kf2 Kd5 44.Ke3 Kc4 45.Ke4 g6 46.g4 g5 47.h3 h6 48.Ke3 Kd5 49.Kd2 Ke4 50.Nc5+ Kf3
51.Nxb3 Kg3 52.Ke2 Kxh3 53.Kf3 h5 54.gxh5 g4+ 55.Kf4 g3 56.Nd4  1-0

