[Event "Memorial Edward Levy (open)"] [Site "masterchessopen.com Denver (USA)"] [Round "1"] [White "Tidoy Pedro (PHI)"] [Black "Ehlvest Jaan (USA)"] [Result "1-0"] [WhiteElo "2226"] [BlackElo "2631"] [ECO "E47"] [Opening "Nimzo-Indian: 4.e3 O-O 5.Bd3"] { Ehlvest Jaan (EST) +0 =3 -1 } 1.d4 { 1 } 1...Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 d5 6.Nf3 b6 7.O-O Bb7 8.cxd5 exd5 9.Ne5 Bd6 10.f4 ( 10.Nb5 Be7 11.b3 a6 12.Nc3 Re8 13.Bb2 Nbd7 14.Qc2 Bd6 15.f4 c5 16.Na4 g6 { } ) 10...c5 { ?/= } 11.Bd2 ( 11.Qf3 Nc6 12.Bd2 cxd4 13.Nxc6 Bxc6 14.exd4 Qd7 15.f5 Rfe8 16.Bf4 Ne4 17.Bxd6 Qxd6 18.Bxe4 dxe4 19.Qe3 f6 20.d5 Bd7 21.Rad1 Re5 22.Nxe4 Qb4 23.Rd4 Qxb2 24.Rf2 Qb1+ 25.Rf1 Qc2 26.Rf2 Qb1+ 27.Rf1 Qb5 28.a4 Qa5 29.d6 Rxf5 30.Rc1 Rd8 { ...1-0, Garcia Palermo Carlos 2470 - Karpov Anatoly 2700 , Mar del Plata 1982 It (cat.13) } ) 11...Nc6 { } 12.Nb5 { N } ( 12.Qf3 cxd4 13.Nxc6 Bxc6 14.exd4 Qd7 15.f5 Rfe8 16.Bf4 ( 16.Bg5 Ne4 17.Bxe4 dxe4 18.Qg4 Kh8 19.d5 Bb7 20.Nxe4 Be5 21.Rad1 Bxb2 22.Qe2 f6 23.Qxb2 Rxe4 24.Bf4 Ba6 25.Rf2 Qxd5 26.Qd2 Qxf5 27.Bb8 Qg6 28.Rf4 Rxb8 { 0-1, Georgiev Vladimir 2502 - Ibragimov Ildar 2576 , Chicago 2002 It (open) } ) 16...Ne4 17.Bxd6 Qxd6 18.Bxe4 dxe4 19.Qe3 f6 20.d5 Bd7 21.Rad1 Re5 22.Nxe4 Qb4 23.Rd4 Qxb2 24.Rf2 Qb1+ 25.Rf1 Qc2 26.Rf2 Qb1+ 27.Rf1 Qb5 28.a4 Qa5 29.d6 Rxf5 30.Rc1 Rd8 31.Rc7 Re5 { ...1-0, Garcia Palermo Carlos 2470 - Karpov Anatoly 2700 , Mar del Plata 1982 It (cat.13) } ) ( 12.Rc1 a6 13.Rf3 g6 14.Be1 cxd4 15.Nxc6 Bxc6 16.exd4 Ne4 17.f5 b5 18.Bb1 b4 19.Ne2 Rc8 20.Ng3 Qg5 21.fxg6 hxg6 22.b3 f5 23.Nf1 Bd7 24.Rxc8 Rxc8 25.Bc2 Qf6 26.h3 Bf8 27.Bg3 Nxg3 28.Nxg3 Bg7 29.Ne2 Bb5 30.Bd3 Bxd3 31.Qxd3 a5 { ...1/2-1/2, Bohm Hans 2390 - Stehouwer Coen 2285 , Leeuwarden 1981 Ch Netherlands } ) ( 12.Be1 cxd4 13.exd4 Nxd4 14.Bh4 Ne6 15.Bb5 Kh8 16.Nd7 Rg8 17.Ne4 Be7 18.Ne5 Qf8 19.Ng5 Nxg5 20.fxg5 Bd6 21.Nxf7+ Qxf7 22.gxf6 Be5 23.Rc1 gxf6 24.Bc6 Rg6 25.Bxb7 Qxb7 26.Rc2 Qd7 27.Qf3 Rd8 28.Rd2 Qd6 29.Kh1 Rh6 30.g3 Rg6 31.Rfd1 d4 { ...1/2-1/2, Lehmann Heinz G 2420 - Donner Jan Hein 2500 , Palma de Majorca 1967 It } ) ( 12.Ng4 Nb4 13.Bb1 Ba6 14.Nxf6+ Qxf6 15.Rf3 Bb7 16.a3 cxd4 17.axb4 dxc3 18.Bxc3 Qe7 19.Rg3 f6 20.Qh5 g5 21.Rh3 Rf7 22.fxg5 Be5 23.Bg6 { 1-0, Leserer H - Kievelitz Bernd 2265 , Germany 1986 corr. } ) 12...Be7 13.Rc1 a6 14.Nxc6 { ?! } ( 14.Nc3 { !? } 14...cxd4 15.Nxc6 Bxc6 16.exd4 { } ) 14...Bxc6 15.Nc3 Re8 16.Rf3 cxd4 { ?! } ( 16...c4 { !? } 17.Bf5 b5 18.Rh3 g6 { } ) 17.exd4 Ne4 18.Rh3 Bf6 19.Be3 Bd7 20.g4 g6 21.Nxd5 Bxg4 22.Qxg4 Qxd5 23.Bc4 Qd6 24.f5 Bxd4 25.fxg6 hxg6 { ?? } ( { ? } 25...Bxe3+ 26.Rxe3 Qxg6 27.Qxg6+ hxg6 { } ) 26.Rd1 Bxe3+ 27.Rxe3 Nd2 28.Rxd2 { } {#r} 1-0