[Event "Ch Russia (club) (active)"] [Site "masterchessopen.com Sochi (Russia)"] [Round "5"] [White "Filippov Valerij (RUS)"] [Black "Vaganian Rafael A (ARM)"] [Result "1-0"] [WhiteElo "2632"] [BlackElo "2640"] [ECO "D31"] [Opening "Semi-Slav: 4.e3 Nf6"] { } 1.d4 { 1 } 1...d5 2.c4 e6 3.Nc3 c6 4.e3 Nf6 5.Nf3 Nbd7 6.Bd3 dxc4 7.Bxc4 b5 8.Bd3 a6 9.e4 c5 10.e5 cxd4 11.Nxb5 axb5 12.exf6 gxf6 13.O-O Qb6 14.Qe2 b4 { = } 15.Bf4 ( 15.Rd1 Bc5 16.Bf4 Bb7 17.Be4 Ba6 18.Qd2 Rd8 19.Rac1 h5 20.Nxd4 Nb8 21.Rxc5 Qxc5 22.Bxb8 { 1-0, Tkachiev Vladislav 2648 - David Alberto 2544 , Cannes 1999 Match } ) 15...Bc5 { } ( 15...Bb7 16.Rfd1 Bc5 17.Be4 Rc8 18.Bxb7 Qxb7 19.Nxd4 h5 20.Nxe6 fxe6 21.Qxe6+ Be7 22.Re1 Nf8 23.Qxf6 Rg8 24.Bg5 Rc7 25.Rad1 Nh7 26.Rxe7+ Rxe7 27.Qxe7+ Qxe7 28.Bxe7 Kxe7 29.Rd4 Rd8 30.Rxd8 Kxd8 31.Kf1 Kc7 32.Ke2 Kb6 33.Kd3 Kb5 34.h4 Nf6 35.f3 { ...1-0, Tella Jussi 2426 - Fieandt John 2204 , Jyvaskyla 2001 It (open) "Heart of Finland" } ) 16.Bg3 { N } ( 16.Rfc1 Bb7 ( 16...h5 17.a4 Kf8 18.Bg3 Kg7 19.Bb5 Ba6 20.Bxa6 Rxa6 21.b3 Raa8 22.Ra2 Qb7 23.Rac2 Qd5 24.Qc4 Qxc4 25.Rxc4 e5 26.Nh4 Ra5 27.Kf1 Re8 28.f3 Kh6 29.Be1 Rb8 30.Ke2 Kg5 31.g3 Kh6 32.Kd3 Kg7 33.h3 Bf8 34.Rc7 Nc5+ 35.Kc2 Ne6 { ...0-1, Saladen Rafael 2265 - Echavarria Johann 2351 , Cali 2001 Ch American Continent } ) 17.Bg3 h5 18.a4 Kf8 19.Bb5 Rd8 20.a5 Bxf3 21.gxf3 Qa7 22.Bxd7 Rxd7 23.Qb5 Be7 24.Rc8+ Kg7 25.Rxh8 Kxh8 26.Qxh5+ Kg8 27.Bf4 Rd5 28.Qg4+ Kf8 29.a6 Bd6 30.Bh6+ Ke7 31.Qg8 Bxh2+ 32.Kxh2 Rh5+ 33.Kg2 Rxh6 34.Qc8 Rg6+ 35.Kf1 Qb6 { ...1-0, Wells Peter K 2476 - Mueller Matthias 2403 , Germany 1999 Bundesliga 1998/99 } ) ( 16.Nd2 Bb7 17.Rfc1 Rg8 18.Bg3 Ne5 19.Ne4 Be7 20.Bxe5 fxe5 21.Qh5 Kf8 22.Ng3 Bg5 23.Bxh7 Rg7 24.Re1 Bf4 25.Be4 f5 26.Bxb7 Qxb7 27.Qh8+ Kf7 28.Qh5+ Kg8 29.Rad1 Qc6 30.Qh3 Kf7 31.Qh5+ Kg8 32.Qe2 Rxa2 33.Rd3 Qd5 34.Red1 Ra8 35.Rf3 Rh7 { ...1/2-1/2, Sasikiran Krishnan 2569 - Sriram Jha 2401 , New Delhi 2001 Ch India } ) ( 16.Rfd1 Bb7 ( 16...h5 17.Rac1 Rg8 18.Bg3 Rxa2 19.Bb5 Ke7 20.Nxd4 Bxd4 21.Qc4 Rxg3 22.hxg3 Bxf2+ 23.Kh1 Rxb2 24.Qxc8 Qxb5 25.Qc7 f5 26.Qd6+ Kf6 27.Rc7 Bc5 28.Qf4 Ne5 29.Re1 Ng6 30.Qf3 Rf2 31.Qd1 Bb6 32.Rc8 b3 { 0-1, Milov Vadim 2592 - Filippov Valerij 2616 , Merida 2002 Memorial C.Torre (open) } ) 17.Be4 Ba6 18.Qd2 Rd8 19.Rac1 h5 20.Nxd4 Nb8 21.Rxc5 Qxc5 22.Bxb8 { 1-0, Tkachiev Vladislav 2648 - David Alberto 2544 , Cannes 1999 Match } ) 16...h5 17.Rfd1 Bb7 18.Bb5 Rd8 19.Rac1 Rg8 20.Rxc5 { ? } ( { ? } 20.Bd3 Ra8 21.Bc4 Kf8 22.Qd3 { } ) 20...Qxc5 { ? } ( { ? } 20...Bxf3 21.Qxf3 Qxc5 22.Be2 Kf8 { } ) 21.Nxd4 Rxg3 { ? } ( { ? } 21...Rg5 22.f3 Kf8 23.Bf2 Qc7 { } ) 22.hxg3 Ke7 { ?! } ( 22...Qe5 { !? } 23.Qc2 Qe4 24.Qxe4 Bxe4 { } ) 23.Nb3 Qg5 { ?! } ( 23...Qb6 { !? } 24.Qc4 Bd5 25.Qxb4+ Qd6 { } ) 24.Qc4 Qg4 { } {#r} 1-0