[Event "Havana ol (Men) fin-B"]
[Site "Havana CUB"]
[Date "1966.11.19"]
[EventDate "1966.10.23"]
[Round "13"]
[Result "0-1"]
[White "Laszlo Witt"]
[Black "Boris De Greiff"]
[ECO "E70"]
[WhiteElo "?"]
[BlackElo "?"]
[Source "Olimpbase"]
[PlyCount "94"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 O-O 5.f3 c5 6.d5 d6 7.Be3 e6
8.Qd2 exd5 9. cxd5 a6 10.Bd3 Re8 11.Nge2 b5 12.O-O Nbd7
13.Rac1 Ne5 14.b3 Nxd3 15.Qxd3 b4 16.Na4 Bd7 17.Nb2 Nxe4
18.Nc4 Nc3 19.Nxc3 bxc3 20.Bf2 Bb5 21.Rce1 Qg5 22.Re4 Qd2
23.Qxd2 cxd2 24.Nxd2 Bxf1 25.Kxf1 Rxe4 26.Nxe4 Be5 27.g3 f5
28. Nd2 Bf6 29.Nc4 Rd8 30.Ke2 Kf7 31.Kd3 Be7 32.Be1 h5 33.h3
Bf6 34.Ba5 Rd7 35.b4 cxb4 36.Bxb4 Be7 37.Na5 Rd8 38.Nc6 Rc8
39.Bc3 Ke8 40.Nb4 Ra8 41.Kc4 Kd7 42.Nd3 Rc8+ 43.Kb3 h4 44.gxh4
Bxh4 45.Nb4 Re8 46.Bd4 Be1 47.Nd3 Bd2 0-1