[Event "Zinnowitz 8th"] [Site "Zinnowitz"] [Date "1971.09.15"] [Round "3"] [White "Viacheslav Osnos"] [Black "Rainer F A Knaak"] [Result "0-1"] [ECO "A40"] [Opening "Queen's Pawn: Modern"] 1.d4 g6 2.c4 Bg7 3.g3 Nc6 4.d5 Ne5 5.e4 d6 6.f4 Nd7 7.Nc3 Ngf6 8.Bg2 O-O 9.Nge2 c6 10.Be3 Nb6 11.b3 cxd5 12.cxd5 e6 13.dxe6 Bxe6 14.O-O Qd7 15.Bd4 Bh3 16.Qd3 Bxg2 17.Kxg2 Rfe8 18.Rad1 Rad8 19.a4 Qc6 20.Bxf6 Bxf6 21.a5 Bxc3 22.Nxc3 Nd7 23.b4 Nf6 24.b5 Qc5 25.Rf3 Qb4 26.Qd4 Qxd4 27.Rxd4 Rc8 28.Re3 Rc5 29.Kf3 Kg7 30.Rdd3 h5 31.h3 Rec8 32.Ke2 a6 33.e5 dxe5 34.fxe5 Ne8 35.bxa6 bxa6 36.e6 fxe6 37.Rd7+ Kg8 38.Kd2 R8c7 39.Rd4 Kf7 40.Rf4+ Ke7 41.Rfe4 R7c6 42.Ne2 Nf6 43.Re5 Rd6+ 44.Ke1 Nd5 45.Ra3 Rc4 46.Rf3 Nb4 47.Nf4 Rxf4 48.gxf4 Nd3+ 49.Kf1 Nxe5 50.fxe5 Rd5 51.Rf6 Rxa5 52.Rxg6 Rxe5 53.Rg7+ Kd6 54.Ra7 a5 55.Kf2 Kc6 56.Kf3 Kb6 57.Ra8 Kb7 58.Re8 a4 59.Kf4 a3 60.Re7+ Kb6 61.Kxe5 a2 62.Rxe6+ Kb5 63.Kf4 a1=Q 64.Re5+ Kc4 65.Rxh5 Kd4 66.Rg5 Qf1+ 67.Kg3 Qg1+ 68.Kh4 Qf2+ 69.Kh5 Qf3+ 70.Kh4 Qf6 71.Kh5 Qh8+ 72.Kg4 Ke3 73.Kg3 Qd4 74.Kg2 Qe4+ 75.Kg1 Qh4 76.Rg2 Qxh3 77.Re2+ Kd3 78.Rg2 Qe3+ 79.Kh1 Qe1+ 80.Kh2 Qh4+ 81.Kg1 Ke3 82.Ra2 Qg3+ 83.Kh1 Qf3+ 84.Kg1 Qd1+ 85.Kh2 Qd6+ {#R} 0-1