[Event "Tilburg"]
[Site "Tilburg"]
[Date "1978.??.??"]
[Round "10"]
[White "Portisch, Lajos"]
[Black "Hort, Vlastimil"]
[Result "1/2-1/2"]
[WhiteElo "2630"]
[BlackElo "2620"]
[ECO "A34"]

1.c4 Nf6 2.Nc3 d5 3.cxd5 Nxd5 4.g3 c5 5.Bg2 Nb6 6.d3 e5 7.Be3 Be7 8.Rc1 O-O
9.Nf3 Nc6 10.O-O Bf5 11.Nd2  1/2-1/2

