[Event "Ch USA (open)"] [Site "masterchessopen.com Concord (USA)"] [Round "6"] [White "Sanchez Gabriel (USA)"] [Black "Chernoff J"] [Result "1-0"] [WhiteElo "2170"] [ECO "E40"] [Opening "Nimzo-Indian: Rubinstein"] 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 Nc6 5.Nf3 d6 6.Qc2 O-O 7.Be2 e5 8.O-O Bxc3 9.Qxc3 Bg4 10.d5 e4 11.dxc6 exf3 12.Bxf3 Bxf3 13.gxf3 bxc6 14.Kh1 Nd7 15.Rg1 f6 16.Rg3 Qe8 17.Bd2 Qh5 18.Qa5 Qxa5 19.Bxa5 Rf7 20.Rd1 Ne5 21.b3 f5 22.f4 Ng4 23.Rd2 Nf6 24.Rg1 Ne4 25.Rc2 Re8 26.Rd1 Rfe7 27.Kg2 Kf7 28.Re2 Nc5 29.Bb4 Nb7 30.Rc2 Re6 31.c5 d5 32.Bc3 Rg6+ 33.Kf3 Rh6 34.Rg1 Rh3+ 35.Kg2 Rh6 36.Kh1 Rg6 37.Be5 Rxg1+ 38.Kxg1 Ke6 39.Bxc7 Kd7 40.Be5 Nd8 41.b4 Nf7 42.Rc3 Kc8 43.Bd4 a6 44.h4 Re6 45.Kh2 Rg6 46.Rc1 Rh6 47.Kg3 Rg6+ 48.Kh3 Nd8 49.a4 Kb7 50.f3 Ne6 51.Be5 Rh6 52.Rg1 g6 53.Kg3 Rh5 54.Rg2 Nf8 55.Rc2 Nd7 56.Bd6 Rh6 57.b5 Rh5 58.Rb2 cxb5 59.axb5 axb5 60.Rxb5+ Kc6 61.Ra5 Kb7 62.Ra2 Rh6 63.Be7 Rh5 64.Rd2 Kc6 65.Ra2 Kb5 66.Ra8 Nxc5 67.Rb8+ Kc6 68.Rc8+ Kd7 69.Rxc5 Kxe7 70.Rxd5 Ke6 71.Ra5 h6 72.e4 g5 73.Re5+ Kd6 74.hxg5 hxg5 75.Rxf5 gxf4+ 76.Kxf4 Rh1 {#r} 1-0