[Event "It"] [Site "masterchessopen.com – Habana (Cuba)"] [Round "19"] [White "Polugaevsky Lev A (RUS)"] [Black "Perez Perez Francisco J (ESP)"] [Result "1-0"] [WhiteElo "2585"] [ECO "D90"] [Opening "Gruenfeld: Three Knights Variation"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Qb3 dxc4 6.Qxc4 O-O 7.e4 Bg4 8.Be3 Nfd7 9.Qb3 Nb6 10.Rd1 Nc6 11.d5 Ne5 12.Be2 Nxf3+ 13.gxf3 Bh5 14.f4 Bxc3+ 15.bxc3 Bxe2 16.Kxe2 Qd7 17.c4 c6 18.c5 Nc8 19.f5 cxd5 20.Rxd5 Qc6 21.Bh6 Re8 22.Rg1 e5 23.fxg6 hxg6 24.Be3 a6 25.a4 Qe6 26.Rg5 Ne7 27.Rd3 Nc6 28.Qxe6 Rxe6 29.Rd7 Rb8 30.h4 Kf8 31.h5 gxh5 32.Rxh5 Re7 33.Rh8+ Kg7 34.Rxe7 Rxh8 35.Rxb7 Rc8 36.Rb6 a5 37.Kd3 Kf6 38.Kc4 Ke6 39.Rb7 Nd8 40.Rb6+ Nc6 41.Bd2 Kd7 42.Bc3 Kc7 43.Kb5 Kd7 44.Rb7+ Ke6 45.Kc4 f5 46.exf5+ Kxf5 47.Kd5 Nd4 48.Rf7+ Kg6 49.Rd7 Nb3 50.c6 e4 {#r} 1-0