[Event "It (open)"] [Site "masterchessopen.com – Curasao (Netherlands)"] [Round "7"] [White "Hernandez Alexander (VEN)"] [Black "Vasquez Rafael (COL)"] [Result "1-0"] [WhiteElo "2269"] [BlackElo "1874"] [ECO "B33"] [Opening "Sicilian: Open, 2...Nc6"] { } 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Be2 e5 7.Nb3 Be6 8.O-O { = } 8...Rc8 { N } ( 8...Be7 9.f4 ( 9.Be3 O-O 10.Bf3 a5 11.Qe2 Qc8 12.Na4 Nd7 13.Rac1 Nb4 14.Nd2 Nxa2 15.Rb1 Qc6 16.b3 b5 17.Ra1 bxa4 18.Rxa2 { ...1/2-1/2, Schnock Stefan - Hacker Sonja(2002), Husum 2002 Ch Germany (schoolteams) } ) 9...exf4 10.Bxf4 O-O 11.Kh1 { 1/2-1/2, Kovalev Andrei(2505) - Maksimenko Andrei(2550), Aalborg 1995 It (cat.8) } ) ( 8...h6 9.Bf3 Be7 10.Be3 O-O 11.Qe2 Re8 12.Rfd1 a6 13.h3 Nh7 14.Qd3 b5 15.Kh2 Bc4 16.Qd2 Qc7 17.g3 Rad8 18.Qe1 { ...1-0, Machalova Veronika(2092) - Rathousky Karol(1995), Slovakia 2000 Ch Slovakia (team) 2000/01 (2 liga) (a) } ) ( 8...d5 9.exd5 Nxd5 10.Ne4 Be7 11.Bf3 Nb6 12.Nbc5 Bc8 13.Nb3 Be6 14.Nec5 Qxd1 15.Rxd1 Bc8 16.a4 Nd7 17.Nxd7 Bxd7 18.a5 { ...1/2-1/2, Kuzmina Anna(2073) - Pribylnova Ekaterina(2015), Cherepovets 2001 Ch Russia (juniors) (under 16) (g) } ) ( 8...a6 9.Kh1 b5 10.Be3 Rb8 11.f4 exf4 12.Bxf4 Be7 13.Nd5 Bxd5 14.exd5 Ne5 15.Nd4 Rc8 16.Nf5 O-O 17.Bxe5 dxe5 18.d6 { ...1-0, Diaz Milagros(2030) - Tapia Carmen, Merida 1997 Ch Pan-American } ) ( 8...a5 9.Be3 a4 10.Nd2 d5 11.exd5 Nxd5 12.Nxd5 Qxd5 13.c3 Be7 14.Qc2 Qa5 15.Nc4 Bxc4 16.Bxc4 O-O 17.Rad1 Rad8 18.Rxd8 { ...1/2-1/2, Pilnik Herman(2400) - Rossetto Hector(2450), Mar del Plata 1958 } ) 9.f4 exf4 10.Bxf4 a6 11.Kh1 Be7 { +1,03 CAP } 12.Nd4 ( 12.Qd2 O-O 13.Rad1 Ne5 14.Nd4 Qb6 15.Qc1 Nc4 16.Bxc4 Rxc4 17.Be3 Qc7 18.Qd2 Rc8 19.Bg5 Qb6 20.Nf5 Bxf5 21.Bxf6 Bxf6 { ...0-1, Onoprienko Vladimir(2295) - Karavaev Vladimir(2400), Azov 1996 Ch Russia (club) } ) 12...b5 { } ( 12...Nxd4 { !? } 13.Qxd4 O-O 14.Rad1 Rc6 { } ) 13.Nxe6 fxe6 14.Bh5+ { } ( 14.Bg4 { !? } 14...b4 15.Na4 Kf7 16.c3 { } ) 14...Nxh5 { } ( 14...g6 { !? } 15.Bg4 Nxg4 16.Qxg4 Qd7 { } ) 15.Qxh5+ Kd7 { } ( 15...g6 { !? } 16.Qh3 Qd7 17.Bh6 Rg8 { } ) 16.Qg4 { ? } ( 16.Rad1 { ! } 16...Qe8 17.Qh3 Rf8 18.Nd5 { } ) 16...Qg8 { ?? } ( 16...g5 17.Be3 Ne5 18.Qg3 Rf8 { } ) 17.Nd5 h5 18.Qh3 Bd8 19.Rad1 g5 20.Bxd6 g4 21.Qa3 { ? } ( 21.Qb3 { ! } 21...Na5 22.Nf6+ Bxf6 23.Qa3 { } ) 21...exd5 22.Rxd5 Rh7 { ?? } ( 22...Ke8 { !? } 23.Qxa6 Qe6 24.Qxb5 Be7 { } ) 23.Rf8 Qxd5 24.exd5 Be7 25.Rxc8 { } {#r} 1-0