[Event "15th olm final A"]
[Site "Varna BUL"]
[Date "1962.09.30"]
[Round "4"]
[White "Donner, Jan NED"]
[Black "Tringov, Georgi BUL"]
[Result "1/2-1/2"]
[ECO "E62"]
[EventDate "1962.09.16"]
[PlyCount "96"]

1.d4 Nf6 2.c4 g6 3.g3 Bg7 4.Bg2 O-O 5.Nc3 d6 6.Nf3 Nc6 7.O-O e5 8.h3 Bd7 
9.Be3 Qe7 10.Qd2 Rfe8 11.Rfe1 Bf5 12.Nd5 Qd7 13.Nxf6+ Bxf6 14.d5 Nd8 15.g4
Be4 16.Bf1 Bxf3 17.exf3 Bg7 18.Bd3 f5 19.gxf5 gxf5 20.f4 Kh8 21.Kh2 Nf7 
22.Qc2 e4 23.Be2 Qe7 24.Qd2 Rg8 25.Rg1 Bf6 26.Rg3 c5 27.dxc6 bxc6 28.Rag1 
Rxg3 29.Rxg3 Rg8 30.Rxg8+ Kxg8 31.b4 Qd7 32.Bd4 Bxd4 33.Qxd4 d5 34.c5 Qe6 
35.a4 Qh6 36.Qd2 d4 37.Qxd4 Qxf4+ 38.Kg2 Qg5+ 39.Kf1 Qc1+ 40.Kg2 Qg5+ 41.
Kf1 Qc1+ 42.Bd1 Ne5 43.Ke2 Qf4 44.Qe3 Nd3 45.Qxf4 Nxf4+ 46.Kd2 Kf8 47.b5 
cxb5 48.axb5 Ke7 1/2-1/2

