[Event "Tilburg"]
[Site "Tilburg"]
[Date "1978.??.??"]
[Round "1"]
[White "Timman, Jan H"]
[Black "Portisch, Lajos"]
[Result "1/2-1/2"]
[WhiteElo "2585"]
[BlackElo "2630"]
[ECO "E42"]

1.c4 Nf6 2.d4 e6 3.Nc3 Bb4 4.e3 c5 5.Ne2 cxd4 6.exd4 O-O 7.a3 Be7 8.Nf4 d5
9.cxd5 Nxd5 10.Ncxd5 exd5 11.Be2 Nc6 12.O-O Bg5 13.Bf3 Bxf4 14.Bxf4 Qf6 15.Be3 Rd8
16.Qb3 Be6 17.Qxb7 Nxd4 18.Bxd4 Qxd4 19.Rfd1 Qe5 20.Re1  1/2-1/2

