[Event "Ch Moscow"] [Site "Moscow URS"] [Date "1957.??.??"] [EventDate "?"] [Round "?"] [Result "1/2-1/2"] [White "Ravinsky Grigory"] [Black "Chistiakov Alexander"] [ECO "B76"] [WhiteElo "?"] [BlackElo "?"] [PlyCount "102"] 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O 8.Qd2 a6 9.g4 b5 10.g5 Nh5 11.O-O-O Bb7 12.Bh3 Nd7 13.Bg4 Ne5 14.Bxh5 gxh5 15.Nf5 b4 16.Na4 Nc4 17.Qe2 Nxe3 18.Qxe3 Qa5 19.Nb6 Rad8 20.Kb1 e6 21.Nxg7 Kxg7 22.Rd2 d5 23.exd5 Bxd5 24.Qe5+ Kg8 25.Nxd5 Rxd5 26.Rxd5 Qxd5 27.Qxd5 exd5 28.Re1 Rc8 29.Re5 Rc4 30.Rxd5 Rf4 31.Rd3 Kg7 32.a3 a5 33.Ka2 Kg6 34.axb4 axb4 35.Kb3 Kxg5 36.c4 bxc3 37.Kxc3 Rh4 38.Rd2 Rf4 39.Rd3 Rh4 40.Rd2 Rf4 41.b4 Rxf3+ 42.Kc4 Rf1 43.Rb2 f5 44.b5 Rc1+ 45.Kd3 Kf4 46.b6 Rc8 47.Ke2 Ke5 48.Kf3 Kd6 49.Kf4 Rf8 50.h4 Kc6 51.b7 Kc7 1/2-1/2