[Event "USSR Championship (Young Masters)"] [Site "Riga URS"] [Date "1972.??.??"] [EventDate "?"] [Round "?"] [Result "1-0"] [White "Mukhin Mikhail"] [Black "Petrosian Arshak B"] [ECO "C95"] [WhiteElo "?"] [BlackElo "?"] [PlyCount "142"] 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 9.h3 Nb8 10.d4 Nbd7 11.c4 c6 12.Bg5 h6 13.Bh4 Nh5 14.Bxe7 Qxe7 15.Nc3 Rb8 16.cxb5 axb5 17.Qd2 Nf4 18.Ne2 Nxe2+ 19.Rxe2 c5 20.dxc5 dxc5 21.Bd5 Nb6 22.Rd1 Bd7 23.Qa5 Kh7 24.Qa7 Rfe8 25.Red2 Be6 26.Qxe7 Rxe7 27.Bxe6 Rxe6 28.Rd8 Rxd8 29.Rxd8 c4 30.Rb8 f6 31.a3 b4 32.axb4 Na4 33.Rc8 Nxb2 34.Ne1 Rd6 35.Nc2 Rd3 36.Ne3 c3 37.b5 Na4 38.Nd5 Rd1+ 39.Kh2 Rb1 40.Rc4 Kg6 41.Ne3 Ra1 42.Rc7 Kh7 43.g4 Ra3 44.Nd5 Kg8 45.Rc4 Ra2 46.Kg2 c2 47.Ne3 Rb2 48.Nxc2 Nb6 49.Rc7 Rxb5 50.Ne3 g6 51.h4 Rb4 52.Kf3 h5 53.gxh5 gxh5 54.Nf5 Nc4 55.Rd7 Rb5 56.Kg2 Rb6 57.Ng3 Nd6 58.f3 Kf8 59.Nxh5 f5 60.Ng3 f4 61.Nf5 Nxf5 62.exf5 Rb2+ 63.Kh3 Rf2 64.Kg4 Rg2+ 65.Kh5 Rg3 66.f6 Kg8 67.Kh6 e4 68.fxe4 f3 69.e5 f2 70.e6 Kh8 71.Rh7+ 1-0