[Event "Arco op"]
[Site "Arco"]
[Date "1998.??.??"]
[Round "5"]
[White "Tiviakov, Sergei"]
[Black "Ortega, Lexy"]
[Result "1/2-1/2"]
[WhiteElo "2640"]
[BlackElo "2475"]
[ECO "B90"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be3 Ng4 7.Bg5 h6 8.Bh4 g5
9.Bg3 Bg7 10.Be2 Ne5 11.f3 Nbc6 12.Bf2 Be6 13.O-O Ng6 14.Nd5 Nxd4 15.Bxd4 Bxd4+
16.Qxd4 Bxd5 17.exd5 Qc7 18.Bd3 Ne5 19.Bf5 Qc5 20.Qxc5 dxc5 21.b3 Nd7 22.c4 Kd8
23.Rae1 Nf6 24.f4 Ne8 25.Bd3 Nd6 26.Re5 f6 27.Re6 Rg8 28.Rfe1 Rg7 29.fxg5 hxg5
30.a4 a5 31.Rf1 Kd7 32.Bf5 Kc7 33.g3 Rh8 34.Re2 Kd8 35.Be6 Rgh7 36.Rff2 Rh6
37.Rf3 R8h7 38.Bf5 Rg7 39.Be6  1/2-1/2

