[Event "15th olm qual. group 3"]
[Site "Varna BUL"]
[Date "1962.09.22"]
[Round "5"]
[White "Donner, Jan NED"]
[Black "Estrada Degrandi, Walter URU"]
[Result "1-0"]
[ECO "A61"]
[EventDate "1962.09.16"]
[PlyCount "61"]

1.d4 Nf6 2.c4 c5 3.d5 d6 4.Nc3 e6 5.Nf3 exd5 6.cxd5 g6 7.Nd2 Na6 8.Nc4 Nc7
9.a4 b6 10.e4 Ba6 11.Bg5 h6 12.Bh4 Bxc4 13.Bxc4 Bg7 14.O-O O-O 15.f4 Qd7 
16.e5 Nh7 17.e6 fxe6 18.dxe6 Nxe6 19.Qg4 Rfe8 20.Qxg6 Nf8 21.Qh5 Kh7 22.f5
Bd4+ 23.Kh1 Ng7 24.Qf3 a6 25.f6 Nge6 26.f7 Red8 27.Bd3+ Ng6 28.Bxg6+ Kxg6 
29.Qf5+ Kg7 30.Bf6+ Kf8 31.Qg6 1-0

