[Event "St Petersburg op"]
[Site "St Petersburg"]
[Date "1993.??.??"]
[Round "?"]
[White "Tiviakov, Sergei"]
[Black "Korotylev, Alexey"]
[Result "1-0"]
[WhiteElo "2635"]
[BlackElo "2420"]
[ECO "B06"]

1.e4 g6 2.d4 Bg7 3.Nc3 c6 4.Be3 d6 5.Bd3 Nd7 6.Nge2 Ngf6 7.f3 b5 8.Qd2 Bb7
9.Nd1 e5 10.Nf2 exd4 11.Nxd4 a6 12.Nb3 Rc8 13.Bh6 O-O 14.Bxg7 Kxg7 15.O-O c5
16.Be2 d5 17.Na5 Ba8 18.exd5 c4 19.Nc6 Bxc6 20.dxc6 Rxc6 21.Rad1 Qb6 22.f4 Nc5
23.Bf3 Rc7 24.Qd6 Rb8 25.b3 cxb3 26.cxb3 Rd7 27.Qxb6 Rxb6 28.Rxd7 Nfxd7 29.Rd1 Nf6
30.g4 Ne6 31.f5 gxf5 32.gxf5 Nc5 33.Kg2 a5 34.Kg3 b4 35.Rc1 Ncd7 36.Kf4 Rd6
37.Rd1 Rxd1 38.Nxd1 Kf8 39.Ne3 Nb6 40.Kg5 Kg7 41.h4 Nfd7 42.f6+ Kf8 43.h5 Nc5
44.Bc6 Ne6+ 45.Kh6 Nd4 46.Be4 a4 47.bxa4 Nxa4 48.Bxh7 Nc3 49.Kg5 Ne6+ 50.Kg4 Nxa2
51.h6 Nc3 52.Bg6 Kg8 53.Bxf7+ Kxf7 54.h7 b3 55.Nc4 1-0