[Event "13th Soviet TCh qual. group 1"] [Site "Riga URS"] [Date "1975.07.??"] [EventDate "1975.07.14"] [Round "5"] [Result "1-0"] [White "Mark MOSC Dvoretsky"] [Black "Jegor Ciukajevas"] [ECO "B22"] [WhiteElo "2495"] [BlackElo "?"] [PlyCount "48"] 1.e4 c5 2.Nf3 e6 3.c3 Nf6 4.e5 Nd5 5.d4 cxd4 6.cxd4 Nc6 7.a3 d6 8.Bd3 Qc7 9.O-O Bd7 10.Re1 Be7 11.Bd2 a5 12.Nc3 Nxc3 13.Bxc3 d5 14.Rc1 Qb6 15.h4 h6 16.Qd2 a4 17.Qf4 Na5 18.Qg4 Bf8 19.Qh5 Be7 20.Ng5 Bxg5 21.hxg5 Nc6 22.g6 fxg6 23.Qxg6+ Kf8 24.Re3 1-0