[Event "Havana"]
[Site "Havana CUB"]
[Date "1965.09.20"]
[EventDate "1965.08.25"]
[Round "18"]
[Result "0-1"]
[White "Georgi Tringov"]
[Black "Borislav Ivkov"]
[ECO "B43"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "62"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.g3 b5 6.Nc3 Qc7 7.Bg2
Bb7 8.O-O Be7 9.Be3 d6 10.a3 Nf6 11.h3 Nc6 12.g4 h6 13.Nde2
Rd8 14.f4 d5 15.exd5 b4 16.axb4 Nxb4 17.Bd4 Nfxd5 18.Nxd5 Nxd5
19.Qe1 O-O 20.c3 Rd7 21.Qf2 Qd8 22.Rad1 Bh4 23.Ng3 Re8 24.Kh2
Qc7 25.Be5 Qc8 26.Qe2 f6 27.Bd4 Nxf4 28.Rxf4 Bxg3+ 29.Kxg3 e5
30.Bxe5 Rxe5 31.Bxb7 Rxe2 0-1