[Event "Master Challenge XII"] [Site "Master Challenge XII"] [Date "1990.??.??"] [EventDate "?"] [Round "?"] [Result "1-0"] [White "Dimitri Borisovich Gurevich"] [Black "William Brock"] [ECO "E73"] [WhiteElo "?"] [BlackElo "?"] [PlyCount "73"] 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Bg5 h6 7.Be3 e5 8.d5 Kh7 9.g4 Ng8 10.h4 f5 11.h5 f4 12.hxg6 Kxg6 13.Bd2 Bf6 14.Nf3 Bg5 15.Qc2 c5 16.dxc6 bxc6 17.c5 Ba6 18.cxd6 Qxd6 19.O-O-O Qe6 20.Qa4 Bxe2 21.Nxe2 Nd7 22.Bc3 Ngf6 23.Qa5 Qxg4 24.Nh4+ Kh7 25.f3 Qe6 26.Kc2 Nb6 27.Qxe5 Qxe5 28.Bxe5 Rad8 29.Rxd8 Rxd8 30.Nf5 Nxe4 31.fxe4 Re8 32.Bxf4 Rxe4 33.Bxg5 Rxe2+ 34.Bd2 Rf2 35.Rxh6+ Kg8 36.Rf6 Nd5 37.Nh6+ 1-0