[Event "26th Chicago Open 2017"] [Site "Chicago USA"] [Date "2017.05.26"] [Round "2.43"] [White "Peng,David T"] [Black "Freitag,Todd M"] [Result "1-0"] [WhiteElo "2254"] [BlackElo "2100"] [EventType "swiss"] [ECO "B90"] [Opening "Sicilian: Najdorf"] 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.g3 e5 7.Nde2 Be7 8.Bg2 b5 9.O-O O-O 10.h3 b4 11.Nd5 Nxd5 12.Qxd5 Ra7 13.Be3 Rb7 14.g4 Nd7 15.Ng3 Nb6 16.Qd3 Qc7 17.b3 Bd7 18.a4 bxa3 19.Nf5 Bxf5 20.exf5 d5 21.g5 e4 22.Qxa6 Ra8 23.Qb5 Rd8 24.Qe2 Qd7 25.Qg4 g6 26.fxg6 Qxg4 27.gxh7+ Kxh7 28.hxg4 Nd7 29.Rfd1 Nf8 30.Rxd5 Rxd5 31.Bxe4+ Kg7 32.Bxd5 Rd7 33.c4 Bb4 34.Bc1 Ra7 35.Bc6 Ne6 36.Ba4 Bc3 37.Rxa3 Nd4 38.Ra2 Re7 39.Bb2 Bxb2 40.Rxb2 Re4 41.Bd7 Kg6 42.Bf5+ Nxf5 43.gxf5+ Kxg5 44.Kf1 Kxf5 45.Rc2 Rh4 46.c5 Ke6 47.c6 Rh8 48.c7 Rc8 49.Ke2 Kd7 50.Kf3 f6 51.Kf4 f5 52.b4 {#r} 1-0