[Event "18th olm qual. group 7"]
[Site "Lugano SUI"]
[Date "1968.10.23"]
[Round "6"]
[White "De la Casa, Angel AND"]
[Black "Tringov, Georgi BUL"]
[Result "0-1"]
[ECO "B92"]
[EventDate "1968.10.17"]
[PlyCount "56"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 Nbd7 7.O-O g6 8.Be3 
Bg7 9.Nb3 O-O 10.f4 b5 11.g4 Bb7 12.Nd5 Nxd5 13.exd5 Bxb2 14.f5 Bxa1 15.
Qxa1 Bxd5 16.Bh6 Qb6+ 17.Nd4 Ne5 18.Rf2 Rac8 19.h3 b4 20.fxg6 fxg6 21.
Rxf8+ Rxf8 22.Bxf8 Kxf8 23.Qf1+ Kg8 24.Qf2 a5 25.h4 Bxa2 26.h5 Bd5 27.hxg6
hxg6 28.Kh2 Nc6 0-1

