[Event "Halle Zonal"]
[Site "Halle GDR"]
[Date "1963.07.17"]
[EventDate "1963.06.30"]
[Round "13"]
[Result "1-0"]
[White "Borislav Ivkov"]
[Black "Heikki Westerinen"]
[ECO "B77"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "63"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3
Nc6 8.Qd2 O-O 9.Bc4 Nxd4 10.Bxd4 Be6 11.Bb3 Qa5 12.O-O-O Rfc8
13.Kb1 Rc6 14.h4 Rac8 15.h5 Bxb3 16.cxb3 e6 17.g4 a6 18.hxg6
fxg6 19.Qh2 Qc7 20.e5 dxe5 21.Bxe5 Qf7 22.Ne4 Rc2 23.Rd8+ Rxd8
24.Kxc2 Rd7 25.Bxf6 Bxf6 26.Qxh7+ Qxh7 27.Nxf6+ Kh8 28.Rxh7+
Rxh7 29.Nxh7 Kxh7 30.g5 Kg7 31.Kd3 Kf7 32.Ke4 1-0