Sivakumar - Bartell

The following game was the biggest upset at the Asian-American Chess Classic, earning 5 cents per rating points differential for the winner. Obviously 48...Qc2??, overlooking 49.Qg4+ fxg4+ 50.fxg4#, is the type of blunder that can occur in game/30 chess.

Round One: Sicilian Defense, Grand Prix Attack

Kavinayan Sivakumar (USCF 1834) - Tommy Bartell (USCF 2427), Somerset NJ 5/4/2008

1.e4 c5 2.Nc3 g6 3.f4 Bg7 4.Nf3 Nc6 5.Bb5 Nd4 6.O-O Nxb5 7.Nxb5 d5 8.exd5 a6 9.Nc3 Nf6 10.d4 c4 11.Qe2 b5 12.Re1 O-O 13.Qxe7 Bf5 14.Qe2 Re8 15.Ne5 Nxd5 16 Nxd5 Qxd5

17.Qf2 f6 18.Nf3 Rxe1+ 19.Nxe1 Re8 20.Bd2 Bg4 21.Nf3 Bxf3 22.gxf3 f5 23.c3 Kf7 24.Kg2 a5 25.Re1 Rb8 26.Qh4 Qd7 27.Qf2 Rb7 28.a3 Bf6 29.h4 Qd8 30.Kh3 Re7 31.Rxe7+ Kxe7 32.Qe3+ Kf7


33.Be1 Qd5 34.Kg3 Qd8 35.Kh3 Qd7 36.Kg3 Kg7 37.Qe2 Kh6 38.Qe3 Kh5 39.Kh3 Qd8 40.Qf2 Qe7 41.Qg3 Qe2 42.Qf2 Qd3 43.Qg3 b4 44.axb4 axb4 45.Qf2 b3 46.Qg3 h6 47.Qf2 Be7 48.Qg2 Qc2 49.Qg4+, Black resigns.