[Event "Calcutta op"]
[Site "Calcutta"]
[Date "1993.??.??"]
[Round "3"]
[White "Tiviakov, Sergei"]
[Black "Sahu, Sekhar Chandra"]
[Result "1-0"]
[WhiteElo "2575"]
[BlackElo "2390"]
[ECO "B90"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be3 e5 7.Nb3 Be6 8.Qd2 Be7
9.f3 O-O 10.O-O-O b5 11.g4 b4 12.Nd5 Bxd5 13.exd5 a5 14.Kb1 a4 15.Nc1 Qa5
16.g5 Nh5 17.Bh3 Re8 18.Bg4 Nf4 19.Bxf4 exf4 20.Rhe1 Qb5 21.Qxf4 Na6 22.Bf5 g6
23.Bd3 Qd7 24.Bxa6 Rxa6 25.Re4 Bd8 26.Qg4 Re7 27.Rxb4 Qe8 28.Nd3 Ra8 29.h4 a3
30.b3 Ba5 31.Rc4 Qb5 32.Rc8+ Rxc8 33.Qxc8+ Re8 34.Qc6 Qb8 35.Qa4 Bc3 36.Qxa3 Re3
37.f4 Qe8 38.b4 Qc8 39.b5 Bd4 40.Qb4 Re2 41.Qb3 Qg4 42.a4 Re4 43.Rc1 Bb6
44.a5 Bxa5 45.Nf2  1-0

