[Site "masterchessopen.com Kiev (Ukraine)"] [Round "0"] [White "Tolush Alexander (RUS)"] [Black "Boleslavsky Isaac (RUS)"] [Result "1-0"] [BlackElo "2560"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 c5 7.Bc4 Bg7 8.Ne2 O-O 9.O-O Nc6 10.Be3 cxd4 11.cxd4 Bg4 12.f3 Na5 13.Rc1 Nxc4 14.Rxc4 Bd7 15.Qb3 Qa5 16.Rfc1 Rac8 17.Kf2 b5 18.Rc5 e6 19.Nf4 Rxc5 20.dxc5 Rc8 21.c6 Rxc6 22.Rxc6 Bxc6 23.Nxe6 Bf6 24.Nf4 a6 25.Nd5 Qd8 26.Nxf6+ Qxf6 27.Qb4 Qe6 28.Bh6 {#r} 1-0

[Event "Ch Argentina"] [Site "masterchessopen.com Buenos Aires (Argentina)"] [Round "14"] [White "Montiel Osvaldo (ARG)"] [Black "Beretta Hector (ARG)"] [Result "0-1"] [WhiteElo "2265"] [ECO "A16"] [Opening "English: Anglo-Gruenfeld, 3.cxd5"] 1.c4 Nf6 2.Nc3 d5 3.cxd5 Nxd5 4.e4 Nxc3 5.bxc3 g6 6.Bc4 Bg7 7.Ne2 O-O 8.O-O c5 9.d4 Nc6 10.Be3 cxd4 11.cxd4 Bg4 12.f3 Na5 13.Bxf7+ Rxf7 14.fxg4 Rxf1+ 15.Kxf1 Qd7 16.h3 Nc4 17.Qd3 Rc8 18.Kg1 Qa4 19.e5 Nxe3 20.Qxe3 Rc2 21.Nc1 e6 22.Nb3 Rxa2 23.Rf1 Qc6 24.Rf3 Qc2 25.Rf2 Bh6 26.Qf3 Qxf2+ 27.Qxf2 Rxf2 28.Kxf2 b6 29.Ke2 a5 30.Kd3 a4 31.Na1 b5 32.Nc2 Bf8 33.Kc3 Kf7 34.Ne1 Ke8 35.Nd3 Kd7 36.g5 Be7 37.h4 Kc6 38.Nf4 b4+ 39.Kc4 b3 40.Nd3 Ba3 41.Kc3 {#R} 0-1

[Event "Izt"] [Site "masterchessopen.com Saltsjobaden (Sweden)"] [Round "0"] [White "Bronstein David I (RUS)"] [Black "Kotov Alexander A (RUS)"] [Result "1-0"] [WhiteElo "2432"] [BlackElo "2500"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 c5 7.Bc4 Bg7 8.Ne2 O-O 9.Be3 cxd4 10.cxd4 Nc6 11.O-O Bg4 12.f3 Na5 13.Rc1 ( 13.Bxf7+ Rxf7 14.fxg4 Rxf1+ 15.Qxf1 Nc4 { ? } ) 13...Nxc4 14.Rxc4 Bd7 15.Qb3 Qa5 16.Nc3 b6 ( 16...b5 17.Rc5 a6 18.Nd5 e6 19.Ne7+ Kh8 20.Nc6 Bxc6 21.Rxc6 Rac8 22.Rfc1 { ?? } 22...Rxc6 23.Rxc6 Qe1# ) 17.Rc1 Rfc8 18.Nd5 Rxc4 19.Qxc4 e6 20.Ne7+ Kf8 21.Nc6 Bxc6 22.Qxc6 Rd8 23.Qc7 Re8 24.Qd7 Qb4 { ! } 25.Kf1 ( 25.h3 Qe7 26.Rc7 Qxd7 27.Rxd7 Re7 { = } ) 25...Qe7 26.Qxe7+ Rxe7 27.Bg5 { ! } 27...f6 28.Be3 Ke8 29.Rc8+ Kd7 30.Ra8 Kc6 31.Ke2 Rf7 32.Rc8+ Kd7 33.Rg8 { ? } ( 33.Ra8 Kc6 34.Kd3 Bf8 35.a4 { P } ) 33...Bf8 { ! } 34.Kd3 Kc6 35.Bd2 b5 { ? } ( 35...a5 { ! } 36.a4 b5 37.Bxa5 bxa4 38.Kc4 a3 { ^20 } ) 36.Ba5 a6 37.h3 f5 38.e5 { ! } 38...Kd7 ( 38...Kb7 { ? } 39.d5 Bc5 40.d6 Kc6 41.Rc8+ Kd5 42.Rc7 { +?? } ) 39.Kc3 Kc6 40.Bb4 Bxb4+ 41.Kxb4 a5+ { ? } ( 41...Rd7 { ! } 42.Kc3 Rc7 { = } ) 42.Kxa5 Rd7 ( 42...Ra7+ 43.Kb4 Rxa2 44.Rd8 { P } ) 43.Rc8+ Kd5 44.Kxb5 Kxd4 45.f4 { ! } 45...Ke3 46.g3 Rd3 47.a4 Kf3 48.a5 Kxg3 49.a6 Ra3 ( 49...Kxf4 50.a7 Ra3 51.Rc4+ { +?? } ) 50.Rc4 h5 ( 50...g5 51.Ra4 Rb3+ 52.Kc6 Rb8 53.fxg5 { +?? } ) 51.Ra4 Rd3 52.a7 Rd8 53.Kc6 h4 54.a8=Q Rxa8 55.Rxa8 Kxf4 56.Kd6 g5 57.Ra4+ Kg3 58.Kxe6 g4 1-0

[Event "It"] [Site "masterchessopen.com Venice (Italy)"] [Round "5"] [White "Gligoric Svetozar (SRB)"] [Black "Szabo Laszlo (HUN)"] [Result "0-1"] [WhiteElo "2447"] [BlackElo "1903"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 c5 7.Bc4 Bg7 8.Ne2 O-O 9.O-O cxd4 10.cxd4 Nc6 11.Be3 Bg4 12.f3 Na5 13.Rc1 Nxc4 14.Rxc4 Bd7 15.Qb3 Qa5 16.Nc3 b5 17.Rc5 Rfc8 18.Nd5 Rxc5 19.dxc5 e6 20.c6 Be8 21.Ne7+ Kh8 22.Qc2 Qc7 23.Qc5 h6 24.f4 Kh7 25.f5 Be5 26.f6 Bxh2+ 27.Kh1 Bd6 28.Qxb5 Rb8 29.Qc4 Qa5 30.Qe2 Qc3 31.Qe1 Qe5 32.Qh4 g5 33.Qh3 Rb4 34.Bg1 Qxe4 35.c7 Bxc7 36.Rc1 Be5 37.Rc8 Rb1 {#R} 0-1

[Event "It"] [Site "masterchessopen.com Venice (Italy)"] [Round "0"] [White "Castillo Larenas Mariano (CHI)"] [Black "Paoli Enrico (ITA)"] [Result "1-0"] [BlackElo "2300"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 c5 7.Bc4 Bg7 8.Ne2 O-O 9.O-O Nc6 10.Be3 cxd4 11.cxd4 Bg4 12.f3 Na5 13.Bd3 Bd7 14.Rc1 a6 15.d5 Bb5 16.Nd4 Bxd3 17.Qxd3 b5 18.Nc6 Nxc6 19.Rxc6 Qa5 20.Qc2 b4 21.Rb1 Bc3 22.Bb6 Qxb6+ 23.Rxb6 Bd4+ 24.Kf1 Bxb6 25.Rxb4 Rfc8 26.Rc4 Rcb8 27.g3 Ba5 28.Kg2 Bb4 29.Kh3 a5 30.e5 Rb5 31.Rc8+ Rxc8 32.Qxc8+ Kg7 33.Qd7 Rc5 34.f4 Rc2 35.d6 Bxd6 36.exd6 exd6 37.Qa4 {#r} 1-0

[Event "Ch Hungary"] [Site "masterchessopen.com Budapest (Hungary)"] [Round "0"] [White "Negyesy Gyorgy"] [Black "Szabados Eugenio (ITA)"] [Result "1-0"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 c5 7.Bc4 Bg7 8.Ne2 O-O 9.O-O cxd4 10.cxd4 Nc6 11.Be3 Bg4 12.f3 Na5 13.Bd3 Bd7 14.Qd2 b5 15.Rac1 Qb6 16.d5 Qa6 17.Rc7 Rfd8 18.Rfc1 Nc4 19.Bxc4 bxc4 20.R7xc4 Bb5 21.R4c2 e6 22.Nd4 Be8 23.Nc6 Rd7 24.Bd4 Bxd4+ 25.Qxd4 exd5 26.Ne5 Rd6 27.Ng4 Qb6 28.Qxb6 axb6 29.Rc8 Rd8 30.Rxd8 Rxd8 31.Nf6+ Kg7 32.Nxd5 b5 33.h4 Bd7 34.Rc5 Rb8 35.a3 h5 36.Kf2 Be6 37.Nb4 Ra8 38.Rc3 Bc4 39.Ke3 Rd8 40.Nd5 f5 41.Kd4 Kf7 42.a4 fxe4 43.fxe4 Ke6 44.axb5 {#r} 1-0

[Event "Ch Hungary"] [Site "masterchessopen.com Budapest (Hungary)"] [Round "0"] [White "Szabo Laszlo (HUN)"] [Black "Kapu Jeno (HUN)"] [Result "1-0"] [WhiteElo "1903"] [BlackElo "2186"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 c5 7.Bc4 Bg7 8.Ne2 cxd4 9.cxd4 Nc6 10.Be3 O-O 11.O-O Bg4 12.f3 Na5 13.Bd3 Bd7 14.Rb1 b6 15.d5 Qc8 16.Qd2 Nc4 17.Bxc4 Qxc4 18.Rfc1 Qa4 19.Bg5 f6 20.Bf4 e5 21.dxe6 Bxe6 22.Nc3 Qa5 23.Rb5 Qa6 24.Rb4 Rfd8 25.Nd5 Qa5 26.Rd4 Qxd2 27.Rxd2 Rd7 28.Rc6 Kf7 29.Nc7 Rxd2 30.Bxd2 Rd8 31.Nxe6 Rxd2 32.Nxg7 Kxg7 33.Rc7+ Kg8 34.Rxa7 b5 35.h4 h5 36.Kh2 b4 37.Kh3 Rf2 38.Ra4 Kf7 39.Rxb4 Rxa2 40.Rb7+ Kg8 41.g4 hxg4+ 42.Kxg4 Rg2+ 43.Kh3 Rg1 44.Kh2 Re1 45.h5 gxh5 46.Rb5 Kf7 47.Rxh5 Ke6 48.Kg3 Rg1+ 49.Kf4 Ra1 50.Rb5 Ra3 51.Kg4 Ra1 52.Rb6+ Kf7 53.f4 Ra5 54.Rb7+ Kf8 55.Rd7 Rb5 56.Rd5 Rb6 57.Kf5 Kf7 58.Rd7+ Kf8 59.Ra7 Rc6 60.Kg6 Re6 61.Ra4 Rb6 62.f5 Ke7 63.Kg7 Rb7 64.Ra6 Rb4 65.Re6+ {#r} 1-0

[Event "It"] [Site "masterchessopen.com Belgrade (Yugoslavia)"] [Round "17"] [White "Milic Borislav (YUG)"] [Black "Porreca Giorgio (ITA)"] [Result "1-0"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 O-O 8.Ne2 c5 9.Be3 Nc6 10.O-O cxd4 11.cxd4 Bg4 12.f3 Na5 13.Rc1 Nxc4 14.Rxc4 Bd7 15.Qb3 Qa5 16.Rc5 Qa6 17.Nf4 e6 18.Rb1 b6 19.Rc7 Rfd8 20.Rbc1 e5 21.Nd5 exd4 22.Bg5 d3 23.Bxd8 Rxd8 24.Rd1 Bd4+ 25.Kh1 Be5 26.Rcc1 Bb5 27.f4 Bb8 28.g3 Qa5 29.Qb2 {#r} 1-0

[Event "Ch Buenos Aires (juniors) (under 18)"] [Site "masterchessopen.com Buenos Aires (Argentina)"] [Round "0"] [White "Dodero Emilio (ARG)"] [Black "Beretta Hector (ARG)"] [Result "0-1"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 c5 7.Bc4 Bg7 8.Ne2 O-O 9.O-O cxd4 10.cxd4 Nc6 11.Be3 Bg4 12.f3 Na5 13.Bxf7+ Rxf7 14.fxg4 Rxf1+ 15.Kxf1 Qd7 16.Rc1 Qxg4 17.Qd3 b5 18.Rc7 Nc4 19.Kg1 Qe6 20.Nf4 Qd6 21.Rxc4 bxc4 22.Qxc4+ Kh8 23.Ne6 Rb8 24.Bf4 Qb4 25.Qd5 Qe1# 0-1

[Event "It"] [Site "masterchessopen.com Bucharest (Romania)"] [Round "0"] [White "Sliwa Bogdan (POL)"] [Black "Pachman Ludek (GER)"] [Result "0-1"] [WhiteElo "2235"] [BlackElo "2278"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Be3 O-O 8.Bc4 c5 9.Ne2 cxd4 10.cxd4 Nc6 11.O-O Na5 12.Bd3 Nc6 13.Bc4 Bg4 14.f3 Na5 15.Bd5 Bc8 16.Rc1 e6 17.Bb3 b6 18.Qd2 Ba6 19.Rfd1 Qd7 20.Nf4 Rac8 21.d5 e5 22.Nd3 Rxc1 23.Rxc1 Rc8 24.Nb4 Rxc1+ 25.Qxc1 Bb5 26.Qc3 Nxb3 27.axb3 f6 28.Nc2 Bf8 29.Bf2 Ba6 30.Ne3 Qc8 31.Qxc8 Bxc8 32.Kf1 a5 33.Ng4 b5 34.Nxf6+ Kg7 35.Ng4 Bxg4 36.fxg4 a4 37.bxa4 bxa4 38.Be3 a3 39.Bc1 Bc5 40.d6 Bxd6 {#R} 0-1

[Event "Ch URS (team)"] [Site "masterchessopen.com Riga (Latvia)"] [Round "8"] [White "Cherepkov Alexander V (RUS)"] [Black "Byvshev Vasily Mikhailovich (RUS)"] [Result "0-1"] [WhiteElo "2395"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 O-O 8.Ne2 c5 9.O-O cxd4 10.cxd4 Nc6 11.Be3 Bg4 12.f3 Na5 13.Bd5 Bc8 14.Qd2 e6 15.Bb3 Nxb3 16.axb3 Bd7 17.Rfd1 Re8 18.Nf4 a5 19.Nd3 Bc6 20.Nc5 b6 21.Na4 Rb8 22.Nb2 Rb7 23.Rac1 Bb5 24.Qf2 Rd7 25.Nc4 Qb8 26.d5 Bxc4 27.bxc4 exd5 28.Rxd5 Rxd5 29.exd5 a4 30.Rd1 a3 31.d6 Rd8 32.d7 Qa7 33.Qa2 Bb2 34.Rd6 Rxd7 35.Rxb6 Qa4 36.Rxb2 axb2 37.Qxa4 b1=Q+ 38.Kf2 Qb2+ 39.Kg3 Qe5+ 40.Bf4 Qe1+ 41.Kh3 Qe6+ 42.Kg3 h5 43.Qa8+ Kh7 44.Qf8 Rd4 45.Qh6+ Kg8 46.c5 Rd5 47.Be3 h4+ 48.Kf2 Rd3 49.h3 Qa2+ 50.Kg1 Qe2 51.Bg5 Qe1+ {#R} 0-1

[Event "Ch URS (team)"] [Site "masterchessopen.com Riga (Latvia)"] [Round "10"] [White "Furman Semen (RUS)"] [Black "Byvshev Vasily Mikhailovich (RUS)"] [Result "1-0"] [WhiteElo "2550"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 O-O 8.Ne2 c5 9.O-O cxd4 10.cxd4 Nc6 11.Be3 Bg4 12.f3 Na5 13.Bd5 Bd7 14.Rb1 a6 15.Bxb7 Ra7 16.Bd5 Bb5 17.Bg5 h6 18.Bh4 g5 19.Bf2 e6 20.Bb3 Nxb3 21.axb3 Bxe2 22.Qxe2 Bxd4 23.e5 a5 24.f4 Rd7 25.Qh5 Kg7 26.Kh1 Bxf2 27.Rxf2 Rd2 28.Rff1 Qd5 29.Qg4 f5 30.exf6+ Rxf6 31.fxg5 hxg5 32.Rxf6 Kxf6 33.Rf1+ Kg6 34.Re1 Kf6 35.h4 Qf5 36.Qh5 Kg7 37.Rc1 Rd7 38.Rc4 Qg6 39.Qe2 Rf7 40.Rg4 Rf5 {#r} 1-0

[Event "Match \"] [Site "masterchessopen.com Halle (Germany)"] [Date "1954.02.26"] [Round "1"] [White "Uhlmann Wolfgang (GER)"] [Black "Milev Zdravko (BUL)"] [Result "1-0"] [WhiteElo "2379"] [BlackElo "2230"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 c5 7.Bc4 Bg7 8.Ne2 O-O 9.O-O cxd4 10.cxd4 Nc6 11.Be3 Bg4 12.f3 Na5 13.Bxf7+ Rxf7 14.fxg4 Rxf1+ 15.Kxf1 Qb6 16.Qc2 Qe6 17.Rc1 Qxg4 18.Kg1 b6 19.h3 Qd7 20.Qc7 Qb5 21.Nf4 Bh6 22.Qxe7 Re8 23.Qh4 Bg5 24.Qg4 Rxe4 25.Rc8+ Kf7 26.Rc7+ Kg8 27.d5 Bd8 28.Qc8 Rxe3 29.Qxd8+ Qe8 30.Qxe8+ Rxe8 31.d6 Rd8 32.d7 Kf7 33.Rxa7 Nc4 34.Nd5 Ke6 35.Nxb6 Nxb6 36.Ra6 Rxd7 37.Rxb6+ Kf5 38.Rb4 Rd2 39.a4 Ra2 40.Kh2 Ra3 41.Rb5+ Kf6 42.a5 h5 43.h4 Kg7 44.Rg5 Ra1 45.g3 Ra2+ 46.Kg1 Re2 47.Kf1 Re3 48.Kf2 Re4 49.Kf3 Re1 50.Rb5 Kf6 51.Kf4 Re2 52.Rb6+ Kg7 53.a6 Re1 54.a7 Ra1 55.Rb7+ Kf6 56.Ke4 Ke6 57.Kd4 Kf5 58.Kc5 Kg4 59.Rb4+ {#r} 1-0

[Event "Ch Hungary"] [Site "masterchessopen.com Budapest (Hungary)"] [Round "0"] [White "Szilagyi Gyorgy (HUN)"] [Black "Benko Pal C (USA)"] [Result "1-0"] [WhiteElo "2370"] [BlackElo "2408"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 O-O 8.Ne2 c5 9.O-O cxd4 10.cxd4 Nc6 11.Be3 Bg4 12.f3 Na5 13.Bd5 Bc8 14.Bg5 h6 15.Bh4 Qd7 16.Qd2 Nc6 17.Rfd1 e6 18.Bb3 b6 19.Ba4 Qb7 20.Rac1 Na5 21.Bg3 Qa6 22.Rc7 b5 23.Bxb5 Qxb5 24.Rc5 Nb3 25.Rxb5 Nxd2 26.Rxd2 Ba6 27.Rb4 Rfd8 28.Kf2 Rac8 29.Ke1 Bf8 30.Rb1 Rc4 31.Rdb2 Bg7 32.Bf2 Rd7 33.Be3 Ra4 34.Rd2 Bxe2 35.Kxe2 Bxd4 36.Bxh6 Rc7 37.Bf4 e5 38.Rb8+ Kh7 39.Rxd4 {#r} 1-0

[Event "It"] [Site "masterchessopen.com Erfurt (Germany)"] [Round "0"] [White "Balanel Ion (ROM)"] [Black "Franz Irma"] [Result "1-0"] [BlackElo "1330"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 c5 7.Bc4 Bg7 8.Ne2 cxd4 9.cxd4 O-O 10.O-O Nc6 11.Be3 Bg4 12.f3 Na5 13.Bd3 Bd7 14.Rb1 a6 15.a4 Rc8 16.Rb4 Qe8 17.Nf4 e6 18.Qa1 Rc7 19.Ne2 Qe7 20.Rfb1 Bc8 21.e5 Rd8 22.f4 Bf8 23.Ng3 Qxb4 24.Rxb4 Bxb4 25.Ne4 Be7 26.f5 gxf5 27.Nd6 Rxd6 28.exd6 Bxd6 29.Qe1 Nb3 30.Qh4 Rd7 31.Bh6 f6 32.Qxf6 Nxd4 33.Bc4 Bc5 34.Kf1 {#r} 1-0

[Event "Izt"] [Site "masterchessopen.com Goteborg (Sweden)"] [Round "0"] [White "Fuderer Andrija (YUG)"] [Black "Unzicker Wolfgang (GER)"] [Result "1-0"] [BlackElo "2433"] [ECO "A16"] [Opening "English: Anglo-Gruenfeld, 3.cxd5"] 1.c4 Nf6 2.Nc3 d5 3.cxd5 Nxd5 4.d4 g6 5.e4 Nxc3 6.bxc3 c5 7.Bc4 Bg7 8.Ne2 cxd4 9.cxd4 O-O 10.O-O Nc6 11.Be3 Bg4 12.f3 Na5 13.Bd5 Bc8 14.Bg5 h6 15.Bh4 g5 16.Bf2 e6 17.Bb3 Nxb3 18.axb3 Bd7 19.Ng3 Bc6 20.Nh5 f5 21.d5 exd5 22.Nxg7 Kxg7 23.Bd4+ Kg8 24.exf5 Qd7 25.g4 a6 26.Qd2 Qd6 27.Rfe1 Rfe8 28.Kg2 Rac8 29.Rxe8+ Rxe8 30.Re1 Rxe1 31.Qxe1 Kf7 32.Qe5 Qxe5 33.Bxe5 a5 34.Kg3 b5 35.f4 b4 36.fxg5 hxg5 37.h4 gxh4+ 38.Kxh4 Bd7 39.Kg3 {#r} 1-0

[Event "Izt"] [Site "masterchessopen.com Goteborg (Sweden)"] [Round "0"] [White "Sliwa Bogdan (POL)"] [Black "Ilivitzki Georgi A (RUS)"] [Result "0-1"] [WhiteElo "2235"] [BlackElo "2380"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 O-O 8.Ne2 c5 9.O-O cxd4 10.cxd4 Nc6 11.Be3 Bg4 12.f3 Na5 13.Bd5 Bc8 14.Qd2 e6 15.Bb3 b6 16.Rfd1 Ba6 17.Rac1 Qd7 18.Nf4 Rfd8 19.d5 Qb5 20.Qe1 Nxb3 21.Rb1 Qa5 22.axb3 Qxe1+ 23.Rxe1 exd5 24.Nxd5 Rd7 25.Red1 Kf8 26.Bd4 Bb7 27.Bxg7+ Kxg7 28.Ra1 Bxd5 29.exd5 Rad8 30.Ra2 Rxd5 31.Rxd5 Rxd5 32.Rxa7 Rd3 33.Ra3 b5 34.Kf2 b4 35.Ra7 Rxb3 36.Rb7 Rb2+ 37.Kg3 b3 38.h4 h5 39.Kf4 Kh6 40.g3 Kg7 41.Kg5 Rg2 42.Rxb3 Rxg3+ 43.Kf4 Rh3 44.Kg5 f6+ 45.Kf4 Rxh4+ 46.Kg3 g5 47.Rb7+ Kg6 48.Rb8 Ra4 49.Rb3 h4+ 50.Kh3 Ra2 51.Rc3 Rf2 {#R} 0-1

[Event "Ch URS"] [Site "masterchessopen.com Moscow (Russia)"] [Round "0"] [White "Spassky Boris V (FRA)"] [Black "Korchnoi Viktor (SUI)"] [Result "1-0"] [WhiteElo "2548"] [BlackElo "2556"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 c5 7.Bc4 Bg7 8.Ne2 cxd4 9.cxd4 Nc6 10.Be3 O-O 11.O-O Bg4 12.f3 Na5 13.Bxf7+ Rxf7 14.fxg4 Rxf1+ 15.Kxf1 Qd7 16.h3 Qe6 17.Qd3 Qc4 18.Qd2 Qa6 19.Qc2 Nc4 20.Qb3 Kh8 21.Kg1 Nd2 ( { ? } 21...Rf8 ) 22.Bxd2 Qxe2 23.Be3 ( 23.Qe3 { ?! } 23...Qc4 24.e5 Bh6 { ! } 25.Qxh6 Qxd4+ { Yudovich } ) 23...Rf8 24.e5 b5 { ! } 25.Rc1 { ? } ( 25.Kh1 ) 25...a5 26.Bg5 h6 { ? } ( 26...Qf2+ 27.Kh1 Qxd4 { ! } 28.Bxe7 Bxe5 { ! } 29.Re1 Qd2 { = } ) 27.Bxe7 a4 28.Qd1 Qe3+ 29.Kh1 Rf2 30.Qg1 { ! } 30...Qf4 31.a3 Kh7 32.Bc5 { +?? } 32...h5 33.gxh5 Bh6 34.hxg6+ Kg7 35.Re1 Qg3 36.Bb4 Be3 37.Qh2 Qg5 38.e6 Bf4 39.Qg1 Qh4 40.e7 Rf3 41.Qh2 {#r} 1-0

[Event "?"] [Site "masterchessopen.com corr."] [Round "0"] [White "Graziani Achille"] [Black "Pasqua Dante"] [Result "1-0"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 c5 7.Bc4 Bg7 8.Ne2 O-O 9.O-O cxd4 10.cxd4 Nc6 11.Be3 Bg4 12.f3 Na5 13.Bd3 Bd7 14.Rb1 e6 15.Qd2 b6 16.Rfc1 Bc8 17.Kh1 Bb7 18.Bf4 Bxd4 19.Nxd4 Qxd4 20.Rb4 Qd8 21.Bh6 Re8 22.e5 Qd7 23.Bg5 f5 24.exf6 Qf7 25.Bb5 Rec8 26.Rxc8+ Rxc8 27.Qd7 Rc5 28.Qd8+ Qf8 29.Rd4 Rxg5 30.f7+ Kxf7 31.Qxg5 Qc5 32.Rd7+ Kg8 33.Qh6 {#r} 1-0

[Event "Ch URS (1/2 final)"] [Site "masterchessopen.com Leningrad (Russia)"] [Round "0"] [White "Spassky Boris V (FRA)"] [Black "Geller Alexander G"] [Result "1-0"] [WhiteElo "2548"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 O-O 8.Ne2 c5 9.O-O cxd4 10.cxd4 Nc6 11.Be3 Bg4 12.f3 Na5 13.Bd5 Bc8 14.Bg5 h6 15.Bh4 g5 16.Bf2 e6 17.Bb3 Nxb3 18.Qxb3 b6 19.Rfd1 Ba6 20.Ng3 Qd7 21.Nh5 Bh8 22.d5 Bxa1 23.Rxa1 Qe7 24.e5 exd5 25.f4 gxf4 26.Nf6+ Kg7 27.Re1 d4 28.Qf3 Qe6 29.Qe4 Rfd8 30.Bh4 Kf8 31.Qh7 Ke7 32.Nd5+ Kd7 33.Nxf4 Rh8 34.Qe4 Qc4 35.Rd1 Kc7 36.Nd5+ Kb8 37.e6 fxe6 38.Bg3+ Kc8 39.Qxe6+ Kd8 40.Bh4# 1-0

[Event "Tournament"] [Site "masterchessopen.com Moscow (Russia)"] [Round "0"] [White "Basin Leonid (RUS)"] [Black "Osnos Viatcheslav (RUS)"] [Result "0-1"] [WhiteElo "2420"] [BlackElo "2384"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 c5 8.Ne2 cxd4 9.cxd4 Nc6 10.Be3 O-O 11.O-O Bg4 12.f3 Na5 13.Bd5 Be6 14.Bxe6 fxe6 15.Qa4 a6 16.Rfc1 b5 17.Qb4 Nc4 18.Bf2 Qd6 19.Qb3 Rac8 20.a4 Bh6 21.Rc2 Na5 22.Qd3 Rxc2 23.Qxc2 b4 24.Rb1 Nc6 25.Qc4 a5 26.Bg3 Qd7 27.d5 Nd8 28.Qb3 exd5 29.exd5 e6 30.Rd1 exd5 31.Rxd5 Qe6 32.Qd3 Nf7 33.f4 b3 34.Kf1 b2 35.Rb5 Ne5 36.Qe4 Qd6 37.Nd4 Nc4 38.Ke2 Qd7 39.Rb7 Re8 40.Qxe8+ Qxe8+ 41.Kd3 Qe3+ 42.Kxc4 Qc1+ 43.Kd5 b1=Q {#R} 0-1

[Event "Ch Belarus"] [Site "masterchessopen.com Belarus"] [Round "0"] [White "Dementei"] [Black "Strugacs"] [Result "1-0"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 O-O 8.Ne2 c5 9.Be3 Nc6 10.O-O cxd4 11.cxd4 Bg4 12.f3 Na5 13.Rc1 Bd7 14.Bd3 Nc6 15.Qd2 Re8 16.f4 e6 17.Bb1 Ne7 18.d5 exd5 19.f5 Nc6 20.exd5 Ne5 21.Kh1 Bb5 22.fxg6 hxg6 23.Bg5 Qb6 24.a4 Bxa4 25.Nc3 Bb5 26.Nxb5 Qxb5 27.d6 Rac8 28.Rcd1 Qd7 29.Ba2 b5 30.Be7 Rxe7 31.dxe7 Qxe7 32.Rde1 Qc7 33.Qf4 Nc4 34.Re8+ Bf8 35.Rxc8 {#r} 1-0

[Event "Olympiad"] [Site "masterchessopen.com Munich (Germany)"] [Round "7"] [White "De Greif Boris (COL)"] [Black "Witkowski Stefan (POL)"] [Result "1-0"] [WhiteElo "2255"] [BlackElo "2178"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 c5 8.Ne2 cxd4 9.cxd4 Nc6 10.Be3 O-O 11.O-O Na5 12.Bd3 Nc6 13.Bc4 Na5 14.Bd3 Nc6 15.Bc4 Bg4 16.f3 Na5 17.Rc1 Nxc4 18.Rxc4 Bd7 19.Qb3 a6 20.Rd1 Bb5 21.Rc2 Bxe2 22.Rxe2 Qd7 23.Qb6 Rfc8 24.Rb1 Rc3 25.e5 Rb8 26.Bf2 e6 27.Be1 Rc6 28.Qb2 Rc4 29.Bb4 Rxd4 30.Bc5 Rd5 31.Ba7 Rc8 32.Qxb7 Rc1+ 33.Kf2 Rxb1 {#r} 1-0

[Event "Ch Bulgaria"] [Site "masterchessopen.com Sofia (Bulgaria)"] [Round "0"] [White "Pantaleev Dimitar (BUL)"] [Black "Kadrev Zdravko"] [Result "1-0"] [WhiteElo "2192"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 c5 8.Ne2 cxd4 9.cxd4 Nc6 10.Be3 O-O 11.O-O Bg4 12.f3 Na5 13.Bxf7+ Rxf7 14.fxg4 Rxf1+ 15.Kxf1 Qd7 16.g5 Nc4 17.Qb3 b5 18.Kg1 Kh8 19.Bf2 Rb8 20.e5 Qg4 21.Nc3 Qxg5 22.Nxb5 Nxe5 23.dxe5 Bxe5 24.h4 Qf5 25.Nd4 Rxb3 26.Nxf5 Bxa1 27.axb3 gxf5 28.Bxa7 Bc3 29.Bc5 e6 30.b4 Be5 31.Ba7 Bd6 32.b5 Kg7 33.Kf1 Kf6 34.Ke2 e5 35.Kd3 e4+ 36.Kd4 Ke6 37.b6 Bh2 38.Kc4 Bg1 39.Kb5 Kd7 40.Ka6 e3 41.b7 e2 42.b8=Q e1=Q 43.Qb5+ Ke7 44.Bxg1 Qxg1 45.Qe5+ Kd8 46.Qh8+ Kc7 47.Qxh7+ Kd6 48.Qg6+ Ke5 49.Qg7+ Ke6 50.Qg6+ Ke5 51.h5 Qa1+ 52.Kb7 Qb2+ 53.Kc8 Qc3+ 54.Kd8 Qd4+ 55.Ke7 Qa7+ 56.Kf8 Qb8+ 57.Kg7 Qc7+ 58.Qf7 Qc1 59.Qe7+ Kf4 60.Qh4+ Ke5 61.Qg3+ Ke6 62.h6 Qb2+ 63.Kg6 Qf6+ 64.Kh7 Qf7+ 65.Qg7 f4 66.Kh8 Ke7 67.Qxf7+ Kxf7 68.Kh7 Kf8 69.Kg6 Kg8 70.Kf5 Kh7 71.Kxf4 Kxh6 72.Kf5 {#r} 1-0

[Event "Ch Bulgaria"] [Site "masterchessopen.com Sofia (Bulgaria)"] [Date "1963.03.15"] [Round "11"] [White "Kostov Petko"] [Black "Kadrev Zdravko"] [Result "0-1"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 c5 8.Ne2 cxd4 9.cxd4 Nc6 10.Be3 O-O 11.O-O Bg4 12.f3 Na5 13.Bd5 Bc8 14.Qd2 e6 15.Bb3 b6 16.Rac1 Ba6 17.Rfd1 Rc8 18.Rxc8 Qxc8 19.Rc1 Qd7 20.Nf4 Rc8 21.Rxc8+ Qxc8 22.d5 Nc4 23.Bxc4 Qxc4 24.h4 Bc3 25.Qd1 e5 26.Nh3 Qe2 27.Qc1 Bb2 28.Qc7 Qxe3+ 29.Kh2 Bf1 30.Ng5 Qf4+ 31.Kg1 Bb5 32.d6 Qc1+ {#R} 0-1

[Event "Zt"] [Site "masterchessopen.com Hague (Netherlands)"] [Round "17"] [White "Littleton Michael F (IRL)"] [Black "Gligoric Svetozar (SRB)"] [Result "0-1"] [WhiteElo "2275"] [BlackElo "2447"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 c5 8.Ne2 Nc6 9.Be3 O-O 10.O-O cxd4 11.cxd4 Bg4 12.f3 Na5 13.Rc1 Nxc4 14.Rxc4 Bd7 15.Qb3 Qa5 16.Rfc1 b6 17.Nc3 Rfc8 18.Nd5 Rxc4 19.Qxc4 e6 20.Ne7+ Kh8 21.Nc6 Qa3 22.Rc3 Qd6 23.d5 exd5 24.exd5 Bxc3 25.Qxc3+ f6 26.Bd4 Kg7 27.Ne5 Rc8 28.Qe3 Re8 29.Qh6+ Kxh6 30.Nf7+ Kg7 31.Nxd6 Re1+ 32.Kf2 Rd1 33.Ke3 Kf8 34.Ne4 f5 35.Nc3 Re1+ 36.Kf4 h6 37.h4 Kf7 38.g3 b5 39.a3 a5 {#R} 0-1

[Event "It"] [Site "masterchessopen.com Malaga (Spain)"] [Round "4"] [White "Gonzalez Haro E"] [Black "Saborido Rafael (ESP)"] [Result "0-1"] [BlackElo "2300"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 c5 8.Ne2 cxd4 9.cxd4 Nc6 10.Be3 O-O 11.O-O Bg4 12.f3 Na5 13.Rc1 Nxc4 14.Rxc4 Bd7 15.Qb3 Qa5 16.Rfc1 Rac8 17.Rxc8 Rxc8 18.Rxc8+ Bxc8 19.Qc3 Qxc3 20.Nxc3 Kf8 21.Kf2 Ke8 22.Ke2 b6 23.Kd2 Ba6 24.e5 Bc4 25.a3 Kd7 26.Nd1 e6 27.Nb2 Bf1 28.g3 Bf8 29.a4 Bb4+ 30.Kc2 Kc6 31.Kb3 Be1 32.Nc4 Bxc4+ 33.Kxc4 a6 34.g4 b5+ 35.axb5+ axb5+ 36.Kd3 Kd5 37.Bc1 h5 38.h3 hxg4 39.hxg4 Bh4 40.Bb2 Bd8 41.Bc3 f6 42.exf6 Bxf6 43.Bb2 b4 44.Ba1 e5 45.dxe5 Bxe5 46.Bxe5 Kxe5 47.Ke3 b3 {#R} 0-1

[Event "Ch World (team) (students)"] [Site "masterchessopen.com Oerebro (Sweden)"] [Round "10"] [White "Porrasmaa Timo (FIN)"] [Black "Moe Mogens (DEN)"] [Result "0-1"] [WhiteElo "2124"] [BlackElo "2300"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 O-O 8.Ne2 c5 9.O-O cxd4 10.cxd4 Nc6 11.Be3 Bg4 12.f3 Na5 13.Rc1 Bd7 14.Bd3 Nc6 15.Qd2 a5 16.Rfd1 Nb4 17.Bb1 Ba4 18.Re1 Bb5 19.d5 Re8 20.a3 Na6 21.Nc3 Qd7 22.Bd3 Ba4 23.Bc2 Bxc2 24.Qxc2 b5 25.Qe2 b4 26.axb4 axb4 27.Nb5 Reb8 28.Nd4 Nc7 29.Nc6 Rb7 30.Rb1 b3 31.Qc4 b2 32.Bd4 Bxd4+ 33.Qxd4 Ra2 34.Re2 Nb5 35.Qc4 Ra1 36.Rxb2 Na3 37.Rxb7 Rxb1+ 38.Rxb1 Nxc4 {#R} 0-1

[Event "Ch Czechoslovakia"] [Site "masterchessopen.com Bratislava (Slovakia)"] [Round "1"] [White "Trmal Jaroslav (CZE)"] [Black "Pribyl Josef (CZE)"] [Result "0-1"] [WhiteElo "2184"] [BlackElo "2305"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 c5 8.Ne2 Nc6 9.Be3 cxd4 10.cxd4 O-O 11.O-O Bg4 12.f3 Na5 13.Rc1 Nxc4 14.Rxc4 Bd7 15.Qb3 Qa5 16.Rfc1 Rac8 17.Kf2 b5 18.Rc5 Rxc5 19.Rxc5 Rc8 20.d5 Rxc5 21.Bxc5 e6 22.h3 h5 23.d6 Qd2 24.Qa3 a5 25.Be3 Qd1 26.Qc5 Qa4 27.Qc7 b4 28.Bb6 Bb5 29.Bxa5 Be5 30.Qb8+ Kh7 31.Bc7 Bxe2 32.d7 Bd4+ 33.Kxe2 Qc2+ 34.Ke1 Bf2+ 35.Kf1 Be3 {#R} 0-1

[Event "Ch World (team) (under 26) (prel-E)"] [Site "masterchessopen.com Dresden (Germany)"] [Date "1969.08.02"] [Round "2"] [White "Hurme Harri M (FIN)"] [Black "Vujakovic Branko (CRO)"] [Result "0-1"] [WhiteElo "2258"] [BlackElo "2374"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 c5 8.Ne2 O-O 9.O-O Nc6 10.Be3 cxd4 11.cxd4 Bg4 12.f3 Na5 13.Bb3 Bd7 14.Rc1 Bb5 15.Rf2 Rc8 16.Nc3 Bc4 17.Ne2 Nxb3 18.axb3 Bxe2 19.Rxe2 Bxd4 20.Kf2 Bxe3+ 21.Rxe3 Qb6 22.h4 Qf6 23.Kg3 Qe5+ 24.f4 Qb2 25.Rxc8 Rxc8 26.Rd3 Rc2 27.Qf3 Rd2 28.e5 Rxd3 29.Qxd3 Kg7 30.Qb5 Qc3+ 31.Kh2 Qd2 32.Qc4 Qf2 33.Kh3 h5 34.Qb4 Qe3+ 35.g3 Qf3 36.Kh2 Kf8 37.Qd4 Qxb3 38.e6 Qa2+ 39.Kh1 Qb1+ 40.Kh2 Qc2+ 41.Kg1 fxe6 42.Qxa7 Qb2 {#R} 0-1

[Event "?"] [Site "masterchessopen.com Bulgaria"] [Round "0"] [White "Pantaleev Dimitar (BUL)"] [Black "Prahov Valentin (BUL)"] [Result "0-1"] [WhiteElo "2192"] [BlackElo "2224"] [ECO "A40"] [Opening "Queen's Pawn: Modern"] 1.d4 g6 2.c4 Nf6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 c5 7.Bc4 Bg7 8.Ne2 cxd4 9.cxd4 Nc6 10.Be3 O-O 11.O-O Bg4 12.f3 Na5 13.Bxf7+ Rxf7 14.fxg4 Rxf1+ 15.Kxf1 Qd7 16.h3 Qe6 17.Qd3 Qc4 18.Qxc4+ Nxc4 19.Bg5 e6 20.Rd1 b5 21.Rd3 b4 22.Be7 Bf8 23.Bxf8 Rxf8+ 24.Ke1 a5 25.Rf3 a4 26.Kd1 Rc8 27.g5 e5 28.d5 Nd6 29.Ng3 Rc4 30.Rf6 b3 31.axb3 axb3 32.Kd2 Nb5 33.d6 Rd4+ 34.Kc1 Nxd6 35.Kb2 Rd3 36.Rf3 Nc4+ 37.Kc1 b2+ 38.Kc2 Rd2+ {#R} 0-1

[Event "Ch Pan-American"] [Site "masterchessopen.com Habana (Cuba)"] [Round "0"] [White "Rodriguez Orestes (ESP)"] [Black "Moraza Manuel (PUR)"] [Result "1-0"] [WhiteElo "2403"] [BlackElo "2187"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 c5 8.Ne2 O-O 9.O-O cxd4 10.cxd4 Nc6 11.Be3 Bg4 12.f3 Na5 13.Bb5 Be6 14.d5 Bxa1 15.Qxa1 Bd7 16.Bxd7 Qxd7 17.Bh6 f6 18.Bxf8 Rxf8 19.Qc3 Qa4 20.Nf4 Nc4 21.Ne6 Rc8 22.Rc1 Qxa2 23.Ra1 Qe2 24.Nd4 Qe3+ 25.Qxe3 Nxe3 26.Rxa7 Rb8 27.Ra4 Rc8 28.Ra1 Kf7 29.Kf2 Nc4 30.Rb1 Nd6 31.Kg3 Rc3 32.Nb5 Nxb5 33.Rxb5 Rc7 34.Rb6 g5 35.h4 Kg6 36.hxg5 Kxg5 37.Rb5 Rd7 38.f4+ Kg6 39.Kf3 Rc7 40.g4 Rc3+ 41.Ke2 Rc7 42.Kd3 Rd7 43.Kd4 Kf7 44.e5 fxe5+ 45.fxe5 Rc7 46.Rc5 Rxc5 47.Kxc5 Ke8 48.Kb6 Kd8 49.Kxb7 Kd7 50.g5 Kd8 51.e6 {#r} 1-0

[Event "Tournament (team)"] [Site "masterchessopen.com Tucuman (Argentina)"] [Round "5"] [White "Carvajal Juan (BOL)"] [Black "Ingolotti Julio"] [Result "0-1"] [WhiteElo "2200"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 c5 8.Ne2 O-O 9.O-O cxd4 10.cxd4 Nc6 11.Be3 Bg4 12.f3 Na5 13.Bd5 Bc8 14.a4 e6 15.Ba2 b6 16.Qd3 Nc6 17.Bc4 Na5 18.Ba2 Bd7 19.Bd2 Nc6 20.Rac1 Rc8 21.Bc4 Qe7 22.Ba6 Rcd8 23.Rfd1 Nb4 24.Qa3 Nc6 25.Qxe7 Nxe7 26.Bb4 Rfe8 27.Rc7 Bxa4 28.Ra1 Bd7 29.Bxe7 Rxe7 30.Rxa7 Kf8 31.Rb1 Bb5 32.Rxe7 Bxa6 33.Rxb6 Bxe2 34.Rbb7 Bxd4+ 35.Kh1 Be5 36.Rxf7+ Kg8 37.g3 Rd1+ 38.Kg2 Bf1+ {#R} 0-1

[Event "It"] [Site "masterchessopen.com Birmingham (England)"] [Round "8"] [White "Griffiths Peter C (ENG)"] [Black "Corden Martyn J (ENG)"] [Result "0-1"] [WhiteElo "2280"] [BlackElo "2305"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 c5 8.Ne2 O-O 9.O-O Nc6 10.Be3 cxd4 11.cxd4 Bg4 12.f3 Na5 13.Rc1 Nxc4 14.Rxc4 Bd7 15.Qb3 a6 16.Nc3 b5 17.Rc5 Rc8 18.Rd1 Be6 19.d5 Bd7 20.Rxc8 Qxc8 21.Rc1 Qb8 22.Qb4 Qd6 23.Qxd6 exd6 24.Ne2 Rc8 25.Rxc8+ Bxc8 26.Bd4 f5 27.Bxg7 Kxg7 28.Kf2 fxe4 29.fxe4 Kf6 30.Ke3 a5 31.Kd4 b4 32.e5+ dxe5+ 33.Kc5 e4 34.Kb5 Ke5 35.Kc5 e3 36.Ng3 h5 37.h4 a4 38.Kxb4 Kxd5 39.Kc3 Ba6 40.a3 Ke5 {#R} 0-1

[Event "Ch BRD (corr.)"] [Site "masterchessopen.com BRD"] [Round "0"] [White "Tiemeyer H"] [Black "Rupp Claus (GER)"] [Result "1-0"] [BlackElo "2250"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 c5 8.Ne2 O-O 9.O-O Nc6 10.Be3 cxd4 11.cxd4 Bg4 12.f3 Na5 13.Rc1 Nxc4 14.Rxc4 Bd7 15.Qb3 Qa5 16.Nc3 b6 17.Rc1 Rfc8 18.Nd5 Rxc4 19.Qxc4 e6 20.Ne7+ Kh8 21.Nc6 Qa3 22.Rc3 Qd6 23.Ne5 Be8 24.Bf4 Kg8 25.Kf2 {#r} 1-0

[Event "Ch Great Britain"] [Site "masterchessopen.com Brighton (England)"] [Round "1"] [White "Edwards Ray B (ENG)"] [Black "Corden Martyn J (ENG)"] [Result "0-1"] [WhiteElo "2013"] [BlackElo "2305"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 c5 8.Ne2 O-O 9.O-O Nc6 10.Be3 cxd4 11.cxd4 Bg4 12.f3 Na5 13.Rc1 Nxc4 14.Rxc4 Bd7 15.Qb3 a6 16.d5 Bb5 17.Rc2 Qd7 18.Qb4 Rfc8 19.Rfc1 Bxe2 20.Rxe2 Rxc1+ 21.Bxc1 Rc8 22.Ba3 Bc3 23.Qb3 b5 24.Bc1 Bd4+ 25.Be3 Rc3 26.Bxd4 Rxb3 27.axb3 Qc7 28.Ra2 f6 29.g3 a5 30.Kg2 a4 31.bxa4 bxa4 32.Ra3 Qc1 33.Ra2 Qc4 34.Rd2 a3 35.Ba1 Qb4 36.Ra2 Qb3 37.Rf2 Kf7 38.Rf1 h5 39.h4 a2 40.Rf2 g5 41.hxg5 fxg5 42.Rb2 Qc4 43.Kf2 g4 44.fxg4 hxg4 45.Re2 Qb3 46.Be5 Qf3+ 47.Ke1 a1=Q+ 48.Bxa1 Qh1+ 49.Kd2 Qxa1 50.Rf2+ Ke8 51.Rf4 Qg1 {#R} 0-1

[Event "Ch Canada"] [Site "masterchessopen.com Toronto (Canada)"] [Round "0"] [White "Day Lawrence A (CAN)"] [Black "Kupreianov George (CAN)"] [Result "0-1"] [WhiteElo "2345"] [BlackElo "2365"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 c5 8.Ne2 Nc6 9.Be3 cxd4 10.cxd4 O-O 11.O-O Bg4 12.f3 Na5 13.Bd3 Bd7 14.Rb1 a6 15.Qd2 Rc8 16.Rfc1 Rxc1+ 17.Qxc1 b5 18.Qa3 e6 19.Qd6 Bc8 20.Qxd8 Rxd8 21.Rc1 Bb7 22.d5 Rc8 23.dxe6 Rxc1+ 24.Bxc1 fxe6 25.Bd2 Nc6 26.Bc3 e5 27.Kf1 Bc8 28.Bc2 Be6 29.Nc1 Bf8 30.Bb3 Bxb3 31.Nxb3 b4 32.Ba1 a5 33.Ke1 a4 34.Nc1 Bd6 35.Kd1 Kf7 36.Nd3 Ke6 37.Bb2 Na5 38.Kc2 Nc6 39.Bc1 Nd4+ 40.Kb1 Nc6 41.Be3 Nd4 42.Bxd4 exd4 43.h4 Kd7 44.Nb2 a3 45.Nd3 b3 46.axb3 Kc6 47.Ka2 h5 48.f4 Kb5 49.g3 Bf8 50.Kb1 Bb4 51.Kc2 Bd2 52.Kb1 Bb4 53.Ka1 Bd6 54.Ka2 Be7 55.Ne5 Kb4 {#R} 0-1

[Event "Ch Europe (team) 1973/83"] [Site "masterchessopen.com corr."] [Round "0"] [White "Kretschmar Heinz"] [Black "Rupp Markus (GER)"] [Result "0-1"] [BlackElo "2289"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 O-O 8.Ne2 c5 9.O-O Nc6 10.Be3 cxd4 11.cxd4 Bg4 12.f3 Na5 13.Rc1 Nxc4 14.Rxc4 Bd7 15.Qb3 a6 16.Nc3 b5 17.Rc5 Rc8 18.Rxc8 Bxc8 19.Ne2 e6 20.Rc1 Bb7 21.a4 Qa5 22.axb5 axb5 23.Rb1 Bc6 24.Qb4 Qxb4 25.Rxb4 Ra8 26.Rb2 f5 27.Rc2 Ra6 28.d5 exd5 29.exd5 Bxd5 30.Rc8+ Bf8 31.Bh6 Ra8 32.Rxa8 Bxa8 33.Bd2 Bc5+ 34.Kf1 Bd5 35.Nc3 Bc4+ 36.Ke1 Kf7 37.g4 Ke6 38.gxf5+ gxf5 39.Bh6 Bd4 40.Nb1 Ba2 41.Nd2 b4 42.Kd1 b3 43.Kc1 Kd5 44.h3 Bc3 45.Nb1 Bxb1 46.Kxb1 Kc4 {#R} 0-1

[Event "corr."] [Site "masterchessopen.com DDR"] [Round "0"] [White "Donath R"] [Black "Scholz Rolf Peter"] [Result "1-0"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 c5 7.Bc4 Bg7 8.Ne2 cxd4 9.cxd4 Nc6 10.Be3 O-O 11.O-O Bg4 12.f3 Na5 13.Rc1 Nxc4 14.Rxc4 Bd7 15.Qb3 Qa5 16.Nc3 b6 17.Rc1 e6 18.Rc7 Rfd8 19.Kf2 Rac8 20.Ne2 Rxc7 21.Rxc7 h6 22.e5 Qa6 23.Nc3 Be8 24.Ne4 Rc8 25.Re7 Ba4 26.Qb4 Rc2+ 27.Kg3 Qe2 28.Bd2 Qa6 29.Nf6+ Bxf6 30.exf6 g5 31.Rxf7 Kxf7 32.Qe7+ Kg6 33.Qg7+ Kf5 34.f7 Rc8 35.Kf2 e5 36.d5 {#r} 1-0

[Event "Tournament"] [Site "masterchessopen.com Menden (Germany)"] [Round "0"] [White "Hund Barbara (SUI)"] [Black "Mallee Ralph"] [Result "0-1"] [WhiteElo "2226"] [BlackElo "2200"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 c5 8.Ne2 cxd4 9.cxd4 Nc6 10.Be3 O-O 11.O-O Bg4 12.f3 Na5 13.Bxf7+ Rxf7 14.fxg4 Rxf1+ 15.Qxf1 Nc4 16.Qf3 Qb6 17.Bf2 Qb2 18.Qc3 Qxe2 19.Re1 Qxa2 20.Ra1 Qb2 21.Qxc4+ Kh8 22.Rd1 a5 23.Bh4 b5 24.Qd5 Rf8 25.h3 Qb4 26.e5 a4 27.Qd7 Qb3 28.Rc1 Qe3+ {#R} 0-1

[Event "Ch OWL"] [Site "masterchessopen.com Brackwede (Germany)"] [Round "1"] [White "Vinke Dietmar (FIN)"] [Black "Erpel Werner (GER)"] [Result "0-1"] [WhiteElo "2218"] [BlackElo "2128"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 c5 7.Bc4 Bg7 8.Ne2 cxd4 9.cxd4 Nc6 10.Be3 O-O 11.O-O Bg4 12.f3 Na5 13.Rc1 Nxc4 14.Rxc4 Bd7 15.Qb3 a6 16.Nc3 b5 17.Rc5 Rb8 18.Rd1 b4 19.Na4 Bb5 20.d5 Qd7 21.Nb2 a5 22.Rdc1 Rfc8 23.a4 bxa3 24.Qxa3 Rxc5 25.Rxc5 a4 26.Nc4 Bxc4 27.Rxc4 Rb3 28.Qc1 h5 29.Rc7 Qb5 30.Rc5 Qd3 31.Kf2 Rb1 32.Qd2 Rb2 {#R} 0-1

[Event "corr."] [Site "masterchessopen.com Denmark"] [Round "0"] [White "Lund"] [Black "Hansen"] [Result "0-1"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 c5 7.Bc4 Bg7 8.Ne2 Nc6 9.Be3 O-O 10.O-O cxd4 11.cxd4 Bg4 12.f3 Na5 13.Rc1 Nxc4 14.Rxc4 Bd7 15.Qb3 Qa5 16.Nc3 b6 17.Rc1 Rfc8 18.Nd5 Rxc4 19.Qxc4 e6 20.Ne7+ Kh8 21.Nc6 Qa3 22.Rc3 Qd6 23.Ne5 Kg8 24.Nxd7 Qxd7 25.Qc6 Qxc6 26.Rxc6 Rd8 27.Rc4 b5 28.Rb4 a6 29.e5 Rc8 30.Rb2 Rc4 31.Kf2 Kf8 32.f4 Ke8 33.Kf3 Kd7 34.g4 Kc6 35.Ke4 f5+ 36.gxf5 exf5+ 37.Kd3 Kd5 38.Rc2 Rxc2 39.Kxc2 Bf8 40.Kd3 a5 41.Bd2 a4 42.Ba5 Be7 43.Kc3 h6 44.Bb4 Bxb4+ 45.Kxb4 g5 46.fxg5 hxg5 47.Kxb5 f4 48.e6 Kd6 49.Kc4 g4 50.Kd3 Kxe6 {#R} 0-1

[Event "Olympiad URS"] [Site "masterchessopen.com Riga (Latvia)"] [Round "0"] [White "Spassky Boris V (FRA)"] [Black "Beliavsky Alexander G (SLO)"] [Result "0-1"] [WhiteElo "2625"] [BlackElo "2500"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 c5 8.Ne2 O-O 9.O-O Nc6 10.Be3 cxd4 11.cxd4 Bg4 12.f3 Na5 13.Bd5 Bd7 14.Rb1 a6 15.Bxb7 Ra7 16.Bd5 Bb5 17.a4 Bxe2 18.Qxe2 e6 19.Bxe6 fxe6 20.d5 Ra8 21.Bb6 Qd6 22.Rfc1 Rab8 23.Qf2 Rxb6 24.Rxb6 Qa3 25.Rcb1 Qd3 26.R6b4 Bc3 27.Qb6 Bxb4 28.Rxb4 Nc4 29.Qxe6+ Kh8 30.h4 Qe3+ 31.Kh2 Qf4+ 32.Kh3 Ne3 33.g3 Qxf3 34.Qe5+ Kg8 35.Qe6+ Rf7 36.Rb8+ Kg7 37.Qe5+ Qf6 38.Qxf6+ Kxf6 39.Rb3 Nc4 40.Rc3 Nd6 41.h5 Nxe4 42.Rc6+ Kg5 43.hxg6 hxg6 44.Rxa6 Rf3 45.a5 Rxg3+ 46.Kh2 Rd3 47.Ra8 Rxd5 48.a6 Ra5 49.a7 Nf6 50.Kg2 Ra3 51.Kf1 Kf5 52.Kg1 Ke6 53.Kg2 Kf7 54.Kg1 Ne8 {#R} 0-1

[Event "Izt"] [Site "masterchessopen.com Biel (Switzerland)"] [Round "0"] [White "Gligoric Svetozar (SRB)"] [Black "Smejkal Jan (CZE)"] [Result "0-1"] [WhiteElo "2447"] [BlackElo "2615"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 c5 8.Ne2 Nc6 9.Be3 O-O 10.O-O cxd4 11.cxd4 Bg4 12.f3 Na5 13.Rc1 Nxc4 14.Rxc4 Bd7 15.Qb3 a6 16.Nc3 b5 17.Rc5 Rc8 18.Rd1 e6 19.e5 Rxc5 20.dxc5 Qc7 21.f4 Bc6 22.Rd6 Rc8 23.Qc2 Qa5 24.Kf2 Bf8 25.Ne4 Bxe4 26.Qxe4 Qxa2+ 27.Kf3 Qb3 28.Ke2 a5 29.c6 a4 30.Bb6 a3 31.c7 a2 32.Qd4 Qc2+ 33.Kf3 Ra8 34.Bc5 a1=Q {#R} 0-1

[Event "Ch Denmark (team) 1975/76"] [Site "masterchessopen.com Denmark"] [Round "7"] [White "Truelsen Ole Illum (DEN)"] [Black "Wilton Lars (DEN)"] [Result "1-0"] [WhiteElo "1912"] [BlackElo "2137"] [ECO "A16"] [Opening "English: Anglo-Gruenfeld, 3.cxd5"] 1.c4 Nf6 2.Nc3 d5 3.cxd5 Nxd5 4.e4 Nxc3 5.bxc3 g6 6.d4 Bg7 7.Bc4 O-O 8.Ne2 c5 9.O-O Nc6 10.Be3 cxd4 11.cxd4 Bg4 12.f3 Na5 13.Bxf7+ Rxf7 14.fxg4 Rxf1+ 15.Kxf1 Qd7 16.h3 Qe6 17.e5 Rd8 18.Qa4 Nc4 19.Bf2 Rf8 20.Kg1 Bh6 21.Qb3 Qf7 22.Bg3 Be3+ 23.Kh2 g5 24.Qxb7 Nd2 25.Rd1 Nf1+ 26.Rxf1 Qxf1 27.Qb3+ e6 28.Qxe3 h6 29.h4 Rf7 30.Qe4 Kg7 31.Ng1 gxh4 32.Bxh4 Rf4 33.Bf6+ Rxf6 34.exf6+ Qxf6 35.Qe5 {#r} 1-0

[Event "Izt (cat.12)"] [Site "masterchessopen.com Manila (Philippines)"] [Round "0"] [White "Browne Walter S (USA)"] [Black "Mecking Henrique (BRA)"] [Result "0-1"] [WhiteElo "2585"] [BlackElo "2620"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 c5 8.Ne2 Nc6 9.Be3 O-O 10.O-O cxd4 11.cxd4 Bg4 12.f3 Na5 13.Bd5 Bd7 14.Rb1 a6 15.a4 e6 16.Ba2 b5 17.d5 Nc4 18.Bxc4 bxc4 19.Bb6 Qc8 20.d6 Qc6 21.a5 Rfc8 22.Rc1 Be5 23.Kh1 Be8 24.Bc7 Rxc7 25.dxc7 Qxc7 26.Qc2 Rc8 27.f4 Bd6 28.Qc3 Bb5 29.e5 Bc5 30.Ng3 Bc6 31.Rfe1 Qb7 32.Qc2 Bb4 33.Re2 Bxa5 34.Ne4 Bxe4 35.Qxe4 Qd5 36.Qc2 Rd8 37.h3 Qc5 {#R} 0-1

[Event "?"] [Site "masterchessopen.com URS"] [Round "0"] [White "Gurgenidze Bukhuti (GEO)"] [Black "Beliavsky Alexander G (SLO)"] [Result "0-1"] [WhiteElo "2108"] [BlackElo "2616"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 c5 7.Bc4 Bg7 8.Ne2 Nc6 9.Be3 cxd4 10.cxd4 O-O 11.O-O Bg4 12.f3 Na5 13.Bd5 Bd7 14.Rb1 a6 15.a4 e6 16.Ba2 Rc8 17.d5 Nc4 18.Bd4 exd5 19.Bxg7 Kxg7 20.Nf4 dxe4 21.Rxb7 Bf5 22.Nd5 Qd6 23.g4 Be6 24.Qa1+ Qe5 25.Nc7 Qxa1 26.Nxe6+ Kf6 27.Rxa1 fxe6 28.fxe4 Ke5 29.Rxh7 Nd2 30.Rd1 Rc2 31.Bb1 Rb2 32.Bd3 Nf3+ 33.Kh1 Ng5 34.Rh6 Rff2 35.Rf1 Nxe4 36.Re1 Rb4 37.Rxg6 Rxa4 38.Bxe4 Rxe4 39.Rxe4+ Kxe4 40.Rxe6+ {#R} 0-1

[Event "It \"] [Site "masterchessopen.com Manila (Philippines)"] [Date "1977.10.26"] [Round "5"] [White "Tarjan James E (USA)"] [Black "Kouatly Bachar (FRA)"] [Result "1-0"] [WhiteElo "2495"] [BlackElo "2453"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 O-O 8.Ne2 c5 9.O-O Nc6 10.Be3 cxd4 11.cxd4 Bg4 12.f3 Na5 13.Bd5 Bd7 14.Rb1 a6 15.a4 e6 16.Ba2 Rc8 17.d5 Nc4 18.Bxc4 Rxc4 19.dxe6 Bxe6 20.Nf4 Bd4 21.Bxd4 Rxd4 22.Nxe6 Rxd1 23.Rfxd1 Qa5 24.Nxf8 Kxf8 25.Rxb7 Qc5+ 26.Kh1 Qc4 27.Ra1 h5 28.h3 a5 29.Rd7 h4 30.Rad1 Qc2 31.R7d4 g5 32.e5 Qe2 33.Rd5 Ke7 34.Rg1 Qc4 35.Rxa5 Qb4 36.Ra6 Qc3 37.Rb6 Qxe5 38.Rb5 Qf4 39.a5 Kf6 40.Ra1 Qd4 41.Rbb1 Kf5 42.a6 Qa7 43.Rb4 f6 44.Rb6 Kf4 45.Rxf6+ Kg3 46.Rf5 g4 47.Rg5 {#r} 1-0

[Event "Ch Baden"] [Site "masterchessopen.com Baden (Germany)"] [Round "0"] [White "Vossen Klaus (GER)"] [Black "Sutterer Robert (GER)"] [Result "0-1"] [WhiteElo "2233"] [BlackElo "2205"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 c5 7.Bc4 Bg7 8.Ne2 cxd4 9.cxd4 Nc6 10.Be3 O-O 11.O-O Bg4 12.f3 Na5 13.Bd5 Bc8 14.Qd3 e6 15.Bb3 b6 16.Rfd1 Bb7 17.Rac1 Qe7 18.Bd2 Nxb3 19.Qxb3 Rfd8 20.Be3 Rd7 21.Rd2 Rad8 22.Rcd1 Rc8 23.Nc3 Ba8 24.Nb5 a6 25.Nc3 b5 26.a3 Rdc7 27.Rd3 Rc4 28.Ne2 f5 29.Ng3 Qf8 30.Bf2 Qf7 31.h3 Rc2 32.R1d2 Rxd2 33.Rxd2 Rc1+ 34.Kh2 Rc4 35.Qd3 Qc7 36.d5 exd5 37.exd5 Qd6 38.Qe2 Be5 39.Rd3 Kf7 40.Qd2 h5 41.Qh6 h4 42.Qh7+ Kf8 43.f4 hxg3+ 44.Rxg3 Bxf4 45.Qh8+ Kf7 {#R} 0-1

[Event "Olympiad"] [Site "masterchessopen.com Buenos Aires (Argentina)"] [Round "5"] [White "Threinsdottir O (ISL)"] [Black "Herstein Ruth (USA)"] [Result "0-1"] [WhiteElo "2070"] [BlackElo "2170"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 c5 8.Ne2 cxd4 9.cxd4 O-O 10.O-O Nc6 11.Be3 Bg4 12.f3 Na5 13.Bxf7+ Rxf7 14.fxg4 Rxf1+ 15.Qxf1 Nc4 16.Qf3 Nxe3 17.Qxe3 Qd7 18.h3 Rf8 19.Rd1 Rf7 20.d5 Qa4 21.Rd2 Be5 22.g3 Bc7 23.e5 Bb6 24.Nd4 Qc4 25.d6 exd6 26.exd6 Qd5 27.Kh2 Qxd6 28.Qe8+ Rf8 29.Qe6+ Qxe6 30.Nxe6 Rf2+ 31.Rxf2 Bxf2 32.Kg2 Bb6 33.Kf3 Ba5 34.a4 Bc3 35.Nc5 b6 36.Ne4 Be5 37.g5 Kf7 38.Ke3 a6 39.Kd3 b5 40.axb5 axb5 41.g4 Ke6 42.Kc2 Bf4 43.h4 Ke5 44.Kd3 b4 45.Nf6 h6 46.Ne4 hxg5 47.hxg5 Bc1 48.Nc5 Kf4 49.Nb3 Bb2 50.Ke2 Kxg4 51.Kf2 Kxg5 52.Kg3 Bc3 {#R} 0-1