[Event "Saint John op-2"]
[Site "Saint John CAN"]
[Date "1988.??.??"]
[White "Semkov, Semko"]
[Black "Wilder, Michael"]
[Result "1-0"]
[WhiteElo "2470"]
[BlackElo "2535"]
[PlyCount "83"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 b6 5.Bd3 Bb7 6.Nf3 Ne4 7.O-O Bxc3 8.bxc3 f5 9.Ne1 Nxc3 10.Qh5+ g6 11.Qh6 Ne4 12.f3 Ng5 13.e4 Nf7 14.Qg7 Qe7 15.exf5 gxf5 16.Bxf5 Nc6 17.Nc2 O-O-O 18.Ba3 Qg5 19.Qxg5 Nxg5 20.Bd3 Ba6 21.Rad1 d5 22.cxd5 Bxd3 23.Rxd3 exd5 24.Rc3 Kb7 25.Rc1 Ne6 26.Kf2 Rhe8 27.g3 Rd7 28.Re1 Rdd8 29.Rce3 Ng7 30.Rxe8 Rxe8 31.Rxe8 Nxe8 32.Ke3 Na5 33.Kf4 Kc6 34.g4 Nc4 35.Kg5 Nd2 36.Ne1 Nc4 37.Bc1 Kd6 38.Kh6 c5 39.Kxh7 cxd4 40.Nd3 Nf6+ 41.Kg7 Nd7 42.h4 1-0