(37) Gelbart,S (2350) - Hayes,R (2100) [C41]
SWCC June 2004 Wisconsin, 17.06.2004
[Becker,Allen]

1.d4 Nf6 2.Nf3 d6 3.Nc3 Nbd7 4.e4 e5 5.h3 c6 6.a4 Be7 7.Be3 0-0 8.Nd2 Re8 9.dxe5 dxe5 10.Nc4 Bb4 11.Qd3 Qc7 12.0-0-0 Nc5 13.Qd6?? # 13...Qxd6?? [13...Nb3+ was the answer that both players missed! After this mutual blunder, the advantage gradually passes from Black to White.] 14.Nxd6 Rd8 15.f3 Rxd6 16.Rxd6 Nb3+ 17.cxb3 Bxd6 18.g4 Be6 19.Bc4 h6 20.Rd1 Bc7 21.Bxe6 fxe6 22.Bc5 Kf7 23.h4 a6 24.g5 hxg5 25.hxg5 Ne8 26.Rd7+ Kg6 27.Be7 b5 28.b4 Bb6 29.Kd2 Bd4 30.a5 Bf2 31.Ne2 Rc8 [better was 31...Ra7 ] 32.f4 c5 Kh5 may have offered better survival chances. 33.fxe5 cxb4 34.Nf4+ Kh7 35.Nxe6 b3 36.Bf6 Kg6 37.Nxg7 Rc2+ 38.Kd3 Be1 39.Ne6 Rxb2 40.Nf4# 1-0