[Event "Tilburg"]
[Site "Tilburg"]
[Date "1983.??.??"]
[Round "?"]
[White "Van der Wiel, John TH"]
[Black "Portisch, Lajos"]
[Result "0-1"]
[WhiteElo "2515"]
[BlackElo "2600"]
[ECO "B97"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Qb6 8.Qd2 Qxb2
9.Rb1 Qa3 10.Be2 Be7 11.O-O h6 12.Bh4 Nbd7 13.e5 dxe5 14.fxe5 Nxe5 15.Bxf6 Bxf6
16.Ne4 Bd8 17.Bb5+ axb5 18.Nxb5 Qa5 19.Nbd6+ Kf8 20.Qf2 Qa7 21.Qxa7 Rxa7
22.Nxc8 Ra8 23.Ncd6 b6 24.Rb5 Ra5 25.Rxa5 bxa5 26.Rb1 g5 27.Rb5 Ng6 28.Rb7 Be7
29.Nc8 Ba3 30.Ncd6 Ne5 31.Rb5 Bxd6 32.Nxd6 Ke7 33.Ne4 Nd7 34.Rxa5 Rc8 35.Nf2 Rxc2
36.Ng4 h5 37.Ne3 Rc1+ 38.Kf2 f5 39.Ke2 Kf6 40.a4 f4 41.Nf1 Rc2+ 42.Nd2 Ne5
43.Rc5 Ra2 44.a5 g4 45.Kd1 f3 46.g3 Nd3 47.Rxh5 e5 48.Rh6+ Kg5 49.Rd6 f2
50.Rxd3 Rxd2+ 51.Kxd2 f1=Q 52.Ra3 Qb1 53.Kc3 e4 54.Kc4 Qc1+  0-1

