[Event "It (cat.7)"] [Site "masterchessopen.com Budapest (Hungary)"] [Round "6"] [White "Lorscheid Gerhard (GER)"] [Black "Kallio Heikki (FIN)"] [Result "0-1"] [WhiteElo "2274"] [BlackElo "2469"] [ECO "E21"] [Opening "Nimzo-Indian: Three Knights"] { Lorscheid Gerhard (GER) +2 =5 -3 } 1.d4 { 1 } 1...Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3 b6 5.Qc2 ( 5.Qb3 c5 6.Bg5 Bb7 7.a3 Ba5 8.dxc5 Na6 9.cxb6 Nc5 10.Qc2 Be4 11.Qd1 Bxc3+ 12.bxc3 Qxb6 13.Nd4 Rb8 14.f3 Bc6 15.a4 Qa5 16.Nxc6 dxc6 17.Bxf6 gxf6 18.Qd6 Qxc3+ 19.Kf2 Qe5 20.Qxc6+ Ke7 21.Rd1 Rhc8 22.f4 Ne4+ 23.Kg1 Qxf4 24.Qd7+ Kf8 { ...0-1, Lorscheid Gerhard 2296 - Handke Florian 2471 , Budapest 2002 It (cat.8) } ) 5...Bb7 6.Bg5 h6 { = } 7.Bxf6 ( 7.Bh4 O-O 8.Rd1 d6 9.Nd2 Nbd7 10.e3 c5 11.a3 Bxc3 12.Qxc3 Rc8 13.dxc5 Nxc5 14.Qc2 e5 15.b4 Ncd7 16.Qb1 Qc7 17.e4 Nh5 18.f3 Nf4 19.Bf2 Nb8 20.g3 Ne6 21.Be2 Nc6 22.Nb3 a5 23.O-O axb4 24.axb4 Nxb4 25.Na1 Nc6 26.Bxb6 Qe7 { ...1/2-1/2, Chernin Alexander 2619 - Zontakh Andrey 2535 , Eupen 1999 Cup European Club } ) 7...Qxf6 8.O-O-O { } ( 8.a3 { 1/2-1/2, Kahn Evarth 2380 - Mozes Ervin 2405 , Balatonbereny 1996 It (c) } ) ( 8.e4 Bxc3+ 9.bxc3 Nc6 10.Bd3 e5 11.d5 Ne7 12.O-O O-O 13.Rfb1 d6 14.Ne1 Qg5 15.Qc1 Qxc1 16.Rxc1 Ng6 17.g3 Rfe8 18.Bc2 Nf8 19.Ba4 Red8 20.Nd3 Nd7 21.Bxd7 Rxd7 22.Nb4 a5 23.Nc2 Ba6 24.Ne3 g6 25.g4 Rf8 26.f3 Re7 27.Kf2 Bc8 { ...0-1, Shakalkar S - Zuidema Coen 2430 , Tel Aviv 1964 Olympiad } ) 8...c5 { N } ( 8...Bxc3 9.bxc3 O-O 10.e3 d6 11.Bd3 Nd7 12.h4 Rfe8 13.Nh2 e5 14.Bf5 Nf8 15.Ng4 Qe7 16.Be4 Bxe4 17.Qxe4 h5 18.Nh2 d5 19.cxd5 Qa3+ 20.Kb1 Qxc3 21.Rd3 Qb4+ 22.Ka1 exd4 23.Qxd4 Qxd4+ 24.Rxd4 Nd7 25.g4 Nc5 26.gxh5 Re5 27.h6 Rh5 28.hxg7 { ...1/2-1/2, Von Hennig Heinrich - Rotenstein Simon, Berlin 1932 Ch Berlin } ) 9.Nb5 { ?! } ( 9.dxc5 { !? } 9...Bxc5 10.e3 Na6 11.Ne4 { } ) 9...O-O 10.dxc5 Bxc5 11.e3 Rc8 12.Kb1 Na6 13.Qc3 Qe7 14.a3 d5 15.Ne5 { ?! } ( 15.b4 { !? } 15...Nxb4 16.axb4 Bxb4 17.Qc2 { } ) 15...Nc7 16.Nxc7 Rxc7 17.Rc1 { ?! } ( 17.cxd5 { !? } 17...Bxd5 18.f3 Bd6 19.Qd4 { } ) 17...Rd8 18.cxd5 Bxd5 19.Bd3 Bd6 20.Qd4 Bb7 21.Rhd1 Rxc1+ 22.Kxc1 Qc7+ 23.Bc2 Rc8 24.Nc4 Bd5 25.b3 b5 { } {#R} 0-1