[Event "Ch World FIDE (play-off), Las Vegas (USA)"] [Site "Ch World FIDE (play-off), Las Vegas (USA)"] [Round "1"] [White "Lev Psakhis"] [Black "Alonso Zapata"] [Result "1-0"] [ECO "A48"] [Opening "Neo-King's Indian"] 1.d4 Nf6 2.Nf3 g6 3.c4 c5 4.Nc3 Bg7 5.d5 e6 6.e4 exd5 7.cxd5 d6 8.h3 O-O 9.Bd3 b5 10.Nxb5 Nxe4 11.Bxe4 Re8 12.Ng5 Qa5+ 13.Nc3 Ba6 14.Bd2 Nd7 15.Qc2 f5 16.Ne6 fxe4 17.Nxe4 Qb6 18.Bc3 Bxc3+ 19.Qxc3 Re7 20.O-O-O Rb8 21.h4 Qb4 22.Qxb4 Rxb4 23.Nxd6 Nf6 24.f3 Rd7 25.Ne4 Nxe4 26.fxe4 Rxe4 27.Kb1 Rd6 28.Nxc5 Re2 29.Rhe1 Rxe1 30.Rxe1 Bc4 31.Ne4 Bd3+ 32.Kc1 Bxe4 33.Rxe4 Rxd5 34.Kc2 Kf7 35.b4 Kf6 36.g4 h5 37.gxh5 Rxh5 38.a4 Rh7 39.b5 Kf5 40.Kd3 Rc7 41.a5 Rc1 42.Rb4 Rd1+ 43.Kc4 Ke5 44.b6 axb6 45.axb6 Rc1+ 46.Kb5 Kd6 47.Rd4+ Ke7 48.b7 {#r} 1-0