[Event "Amsterdam IBM"]
[Site "Amsterdam NED"]
[Date "1963.09.02"]
[EventDate "1963.08.28"]
[Round "5"]
[Result "1/2-1/2"]
[White "Jan Hein Donner"]
[Black "Moshe Czerniak"]
[ECO "A56"]
[WhiteElo "2500"]
[BlackElo "?"]
[PlyCount "81"]

1.d4 Nf6 2.c4 c5 3.d5 g6 4.Nc3 d6 5.e4 Bg7 6.Be2 O-O 7.Nf3 e5
8.Bg5 h6 9.Bh4 Nbd7 10.O-O g5 11.Bg3 Nh5 12.Ne1 Nf4 13.Bg4 Nb6
14.Bxc8 Nxc8 15.Nc2 Ne7 16.Ne3 Qd7 17.f3 f5 18.Bf2 Rf7 19.Qc2
fxe4 20.Nxe4 Nf5 21.Nxf5 Qxf5 22.Rae1 Raf8 23.Be3 Qg6 24.Rf2
h5 25.Kh1 g4 26.fxg4 hxg4 27.Ref1 Bh6 28.Ng3 Qxc2 29.Rxc2 Ne2
30.Rxf7 Nxg3+ 31.hxg3 Kxf7 32.Bxh6 Rh8 33.Rf2+ Kg6 34.Kg1 Rxh6
35.Rf8 Kg5 36.Rf7 b6 37.Rxa7 Kf5 38.Re7 Rh8 39.Rd7 Rh6 40.Re7
Rh8 41.Rd7 1/2-1/2