[Event "15th olm qual. group 2"]
[Site "Varna BUL"]
[Date "1962.09.20"]
[Round "2"]
[White "Castagna, Rino SUI"]
[Black "Rivera, D. PUR"]
[Result "0-1"]
[ECO "B24"]
[EventDate "1962.09.16"]
[PlyCount "78"]

1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 e6 6.Be3 Nd4 7.Nce2 Nxe2 8.Nxe2 
Bxb2 9.Rb1 Bg7 10.Bxc5 d6 11.Bb4 Ne7 12.O-O Qc7 13.Qd2 Bd7 14.e5 d5 15.Bd6
Qc8 16.c4 Bc6 17.cxd5 Nxd5 18.Nd4 Bf8 19.Bxf8 Kxf8 20.Qh6+ Ke7 21.Rfc1 Qd7
22.Nxc6+ bxc6 23.Qh4+ Kf8 24.Qa4 Rc8 25.Rc5 Ne7 26.Rbc1 Kg7 27.R1c3 Rhd8 
28.Be4 Rc7 29.Ra5 Rb8 30.Ra3 Nc8 31.Qc4 Rb6 32.Rc3 Qd8 33.Qa4 Qd7 34.Qc4 
Qd8 35.Qa4 h5 36.h4 Qd7 37.Rac5 Ne7 38.Bf3 Nf5 39.Bxc6 Qd4 0-1

