[Event "Havana ol (Men) qual-G"]
[Site "Havana CUB"]
[Date "1966.10.26"]
[EventDate "1966.10.26"]
[Round "1"]
[Result "0-1"]
[White "Ahmed Bennis"]
[Black "Boris De Greiff"]
[ECO "B20"]
[WhiteElo "?"]
[BlackElo "?"]
[Source "Olimpbase"]
[PlyCount "60"]

1.e4 c5 2.d4 cxd4 3.Qxd4 Nc6 4.Qd1 g6 5.Nc3 Bg7 6.Bd2 Nf6
7.Nf3 d6 8.Be2 O-O 9.O-O a6 10.a3 b5 11.Qc1 Bb7 12.Bd3 Na5
13.Bg5 Rc8 14.Bh6 Nc4 15.Bxg7 Kxg7 16.Re1 Qb6 17.h3 Rc5 18.Re2
Rfc8 19.Bxc4 Rxc4 20.Qe1 e5 21.Rd1 b4 22. axb4 Qxb4 23.Nd2 Rd4
24.Rb1 Qb6 25.Re3 a5 26.Nb3 Rb4 27.Ra1 Ra8 28.Na4 Qc7 29.f3
Bc6 30.Nc3 a4 0-1