[Event "St Louis Winter Classic B"] [Site "masterchessopen.com Saint Louis USA"] [Date "2017.03.14"] [Round "4.1"] [White "Rambaldi,Francesco"] [Black "Chandra,Akshat"] [Result "1-0"] [WhiteElo "2559"] [BlackElo "2505"] [ECO "B90"] [Opening "Sicilian: Najdorf"] 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be3 e6 7.Be2 Be7 8.Qd2 Qc7 9.g4 b5 10.g5 Nfd7 11.a3 Bb7 12.f4 Nc6 13.h4 Nc5 14.Bf3 O-O 15.O-O Rad8 16.Qg2 Nxd4 17.Bxd4 d5 18.e5 Ne4 19.Ne2 a5 20.c3 Nd2 21.Rfd1 Nb3 22.Rab1 b4 23.axb4 Nxd4 24.cxd4 Bxb4 25.Ng3 Rc8 26.f5 Qc2 27.Be2 exf5 28.Qf3 g6 29.Bd3 Qc6 30.Nxf5 gxf5 31.Bxf5 Kh8 32.Qh5 Qg6 33.Bxg6 fxg6 34.Qg4 Ba6 35.Rf1 Bd3 36.Rbd1 Bf5 37.Rxf5 gxf5 38.Qf4 Rc2 39.Kh1 Kg7 40.h5 Re2 41.g6 Re4 42.Qf2 Be7 43.Rg1 Rh4+ 44.Kg2 hxg6 45.Kf1 Rxh5 46.Qg2 Bg5 47.Qxd5 Be3 48.Rg3 f4 49.Rf3 Rh1+ 50.Ke2 Rh2+ 51.Ke1 Rb8 52.Qd7+ Kh6 53.Rh3+ Rxh3 54.Qxh3+ Kg5 55.Qg2+ Kf5 56.Qc2+ Kg5 57.Qg2+ Kf5 58.Qc2+ Kg5 59.Qe4 Rb4 60.Qg2+ Kf5 61.Qc2+ Kg5 62.Qg2+ Kf5 63.Qc2+ Kg5 64.e6 Kf6 65.d5 Rd4 66.Qc7 Bd2+ 67.Kf1 Bb4 68.e7 Rd1+ 69.Kf2 Bxe7 70.Qxf4+ Kg7 71.Qc7 Rxd5 72.Qxe7+ Kh6 73.Qe3+ Kh7 74.Kg3 Rf5 75.Qe7+ Kh6 76.Kg4 Rh5 77.Qf7 Rg5+ {#r} 1-0