[Event "9th Canadian Open"] [Site "Vancouver"] [Date "1971.08.31"] [Round "8"] [White "Stan Pakosta"] [Black "Leon David Piasetski"] [Result "0-1"] [ECO "A02"] [Opening "Bird: 1..Nf6 2.Nf3 c5"] 1.f4 Nf6 2.Nf3 c5 3.e3 g6 4.b3 Bg7 5.Bb2 O-O 6.Bd3 d5 7.O-O Nc6 8.Nc3 Nb4 9.Ne2 Nxd3 10.cxd3 b6 11.Ng3 a5 12.Ne5 Qd6 13.Rc1 Ba6 14.Rf3 Rac8 15.d4 c4 16.f5 cxb3 17.axb3 Rxc1 18.Qxc1 b5 19.h4 b4 20.fxg6 fxg6 21.d3 Rc8 22.Qa1 Rc2 23.Rf2 Rxf2 24.Kxf2 Qc7 25.Qd1 Nd7 26.Nf3 Nf6 27.Ne5 e6 28.e4 Nd7 29.Nf3 dxe4 30.dxe4 Bh6 31.d5 Qf4 32.Qd4 Ne5 33.Ne2 Qe3+ 34.Qxe3 Ng4+ 35.Kg3 Nxe3 36.Ned4 exd5 37.exd5 Nxd5 38.Nc6 Bf4+ 39.Kf2 Bc7 40.Bd4 Bb5 41.Nfe5 a4 42.bxa4 Bxa4 43.Kf3 Bb5 44.Ke4 Nf6+ 45.Ke3 Nd5+ 46.Ke4 Nf6+ 47.Ke3 Bd6 48.Bb2 Nd5+ 49.Kd4 Nf4 50.g4 Bf8 51.Ke4 Ne2 52.Nd4 Nxd4 53.Kxd4 Be7 54.g5 Ba6 55.Kd5 Bc8 56.Kc4 Be6+ 57.Kb5 b3 58.Nd3 Kf7 59.Nc5 Bd5 60.Kb4 Bd6 61.Bd4 Bg3 62.h5 gxh5 63.Nxb3 Bxb3 64.Kxb3 h4 65.Kc2 h3 66.Bg1 Kg6 67.Kd3 Kxg5 68.Ke2 Kg4 69.Kf1 Kf3 70.Bf2 h2 {#R} 0-1