[Event "La Habana olm prel"]
[Site "La Habana"]
[Date "1966.??.??"]
[Round "1"]
[White "Bouwmeester, Hans"]
[Black "Portisch, Lajos"]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "D55"]

1.d4 d5 2.c4 e6 3.Nc3 Be7 4.Nf3 Nf6 5.Bg5 O-O 6.e3 h6 7.Bxf6 Bxf6 8.Rc1 c6
9.Bd3 dxc4 10.Bxc4 Nd7 11.O-O e5 12.Ne4 exd4 13.Nxf6+ Nxf6 14.Qxd4 Bg4 15.Qf4 Re8
16.Rfd1 Qa5 17.b4 Qb6 18.Rd4 a5 19.a3 axb4 20.axb4 Be6 21.Bxe6 Rxe6 22.Qf5 Ree8
23.g3 Ra2 24.Nd2 Qa7 25.Ne4  1/2-1/2

