[Event "18th olm qual. group 1"]
[Site "Lugano SUI"]
[Date "1968.10.21"]
[Round "4"]
[White "Czerniak, Moshe ISR"]
[Black "Petrosian, Tigran URS"]
[Result "0-1"]
[ECO "C01"]
[EventDate "1968.10.17"]
[PlyCount "166"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.exd5 exd5 5.Bd3 Nc6 6.Ne2 Nge7 7.O-O Bg4 8.a3 
Bxc3 9.bxc3 O-O 10.Bf4 Qd7 11.Qd2 Na5 12.Ng3 Nc4 13.Qc1 Rae8 14.h3 Bf5 15.
Qb1 Bxd3 16.cxd3 Ng6 17.Bc1 Nd6 18.Qb3 Qc6 19.Bd2 Re7 20.f4 Qa6 21.Qc2 f5 
22.Rf2 Rfe8 23.Nf1 b6 24.Nh2 c5 25.Nf3 c4 26.dxc4 Ne4 27.cxd5 Nxf2 28.d6 
Rf7 29.d7 Nxh3+ 30.gxh3 Rxd7 31.Qxf5 Rf7 32.Qd5 Qb7 33.Qxb7 Rxb7 34.Ne5 
Ne7 35.Kf2 Rc7 36.Kf3 Nc6 37.Rg1 Na5 38.f5 Rf8 39.Ke4 Nb7 40.Ng4 Nd6+ 41.
Kd3 Nxf5 42.Bf4 Rc6 43.Ne5 Rcc8 44.Nd7 Rf7 45.Ne5 Rfc7 46.c4 Rd8 47.Nf3 
Rc5 48.a4 g6 49.Bd2 Ng7 50.d5 Nf5 51.Bb4 Rcc8 52.Ng5 a6 53.Ne6 Rd7 54.Nf4 
a5 55.Ba3 Re8 56.Bc1 Rde7 57.Ne6 Rxe6 58.dxe6 Rxe6 59.Bf4 Kf7 60.Rc1 Rc6 
61.c5 bxc5 62.Kc4 Ke6 63.Re1+ Kd7 64.Rb1 Nd6+ 65.Kd5 c4 66.Bxd6 Rxd6+ 67.
Kxc4 Kc6 68.Rb8 Rf6 69.Rc8+ Kb7 70.Re8 Rf4+ 71.Kc5 Rf5+ 72.Kc4 Rh5 73.Re3 
Kc6 74.Re6+ Kd7 75.Re3 Kd6 76.Rb3 Kc6 77.Rg3 Rh4+ 78.Kb3 Rb4+ 79.Ka3 Rf4 
80.Kb3 Kd5 81.h4 Ke4 82.Rg5 Rf5 83.Rg1 Rh5 0-1

