[Event "Olympiad URS"] [Site "Riga (Latvia)"] [Round "0"] [White "Alexandr Sinyavsky"] [Black "Lev Alburt"] [Result "1-0"] [ECO "A57"] [Opening "Benko Gambit: 4.cxb5 a6 5.b6"] 1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.b6 a5 6.Nc3 Ba6 7.Nf3 d6 8.g3 Nbd7 9.e4 Qxb6 10.Bd3 g6 11.O-O Bg7 12.h3 O-O 13.Re1 Bxd3 14.Qxd3 a4 15.Rb1 Ra7 16.Be3 Qa6 17.Qc2 Rb8 18.g4 Ne8 19.Bf4 Qc4 20.Nd2 Qd4 21.Nf3 Qc4 22.Nd2 Qa6 23.Nf3 Ne5 24.Nxe5 Bxe5 25.Bxe5 dxe5 26.Nd1 Qa5 27.Re3 Nd6 28.Rc3 Qb4 29.f3 Nb5 30.Rc4 Qe1+ 31.Kg2 Rab7 32.Rc1 Nd4 33.Qf2 Qxf2+ 34.Kxf2 Rxb2+ 35.Nxb2 Rxb2+ 36.Ke3 Rxa2 37.Rxc5 Re2+ 38.Kd3 Rf2 39.Rc8+ Kg7 40.R1c7 a3 41.Rxe7 Rxf3+ 42.Kc4 Nb3 43.Ra8 Nd2+ 44.Kb5 Rb3+ 45.Kc6 Kf6 46.d6 Rc3+ 47.Kd7 Nc4 48.Ra6 Rd3 49.g5+ Kg7 50.Kc7 a2 51.d7 Ra3 52.Rxa3 Nxa3 53.d8=Q a1=Q 54.Qd5 Qc1+ 55.Kd8 Qf4 56.Qxe5+ Qxe5 57.Rxe5 Nc4 58.Re7 Kf8 59.Re8+ Kg7 60.Re7 Kf8 61.e5 Nd2 62.e6 fxe6 63.Rxh7 Nf3 64.h4 Kg8 65.Rb7 Nxh4 66.Ke7 e5 67.Kf6 e4 68.Re7 Nf5 69.Rxe4 Kh7 70.Ra4 {#r} 1-0