[Event "It (cat.7)"] [Site "masterchessopen.com Pinamar (Argentina)"] [Round "5"] [White "Flores Diego (ARG)"] [Black "Giardelli Sergio C (ARG)"] [Result "1-0"] [WhiteElo "2512"] [BlackElo "2413"] [ECO "E41"] [Opening "Nimzo-Indian: 4.e3 c5"] { Giardelli Sergio C (ARG) +0 =1 -1 } 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 c5 5.Ne2 cxd4 6.exd4 O-O ( 6...d5 7.a3 Be7 8.Nf4 dxc4 9.Bxc4 O-O 10.O-O Nbd7 11.Re1 Nb6 12.Ba2 Bd7 13.d5 Nbxd5 14.Nfxd5 exd5 15.Nxd5 Nxd5 16.Bxd5 Bf6 17.Bxb7 Rb8 18.Qf3 Qa5 19.Bf4 Bxb2 20.Bxb8 Bxa1 21.Rxa1 Rxb8 22.Bd5 Be6 { 1/2-1/2, Diaz Nahuel 2416 - Giardelli Sergio C 2432 , Buenos Aires 2003 It (open) } ) 7.a3 Be7 8.Nf4 d5 9.cxd5 Nxd5 10.Ncxd5 exd5 11.Bd3 Bf6 ( 11...Nc6 12.O-O Bg5 13.Re1 h6 14.Bc2 Qd6 15.g3 Rd8 16.h4 Bxf4 17.Bxf4 Qf6 18.Bc7 Be6 19.Be5 Nxe5 20.dxe5 Qe7 21.Qd3 g6 22.Qd4 { 1/2-1/2, Khalifman Alexander 2667 - Anand Viswanathan 2762 , New Delhi 2000 Ch World FIDE (KO-system) (play-off) } ) 12.O-O Nc6 13.Be3 g6 14.Rc1 { = } 14...Qd6 15.Bb1 { +0.41 CAP } ( 15.Rc5 Be6 16.Nxe6 fxe6 17.Qa4 Nxd4 18.Bxd4 Qf4 19.Qd7 Bxd4 20.Qxe6+ Kh8 21.Rc2 Rad8 22.g3 Qf3 23.Qe2 Rde8 24.Qxf3 Rxf3 25.Rd1 Ref8 26.Rdd2 Bb6 27.Bf1 Be3 28.fxe3 Rxf1+ 29.Kg2 Re1 30.Rc7 Rb8 31.Rxd5 Rxe3 32.Rdd7 Rb3 33.Rxh7+ Kg8 34.Rcg7+ Kf8 { ...1-0, Giorgadze Giorgi 2625 - Gomez Esteban Juan Mario 2490 , Elgoibar 1997 It (cat.10) } ) ( 15.Qf3 Rd8 16.Ne2 Bg7 17.Rfd1 Be6 18.h3 Rac8 19.g4 Rf8 20.Bb5 a6 21.Bxc6 Rxc6 22.Rxc6 Qxc6 23.Nc3 h6 24.Qg3 Qd7 25.Bf4 Rc8 26.Be5 f6 27.Bd6 Rc6 28.Bf4 g5 29.Bb8 Rc8 30.Re1 f5 31.Be5 Bf8 32.gxf5 Bxf5 33.Qf3 Rxc3 34.Qxc3 Bxh3 { ...1-0, Koen Maja 2233 - Botsari Anna-Maria 2341 , Manila 1992 Olympiad } ) 15...Rd8 { N } ( 15...Be6 16.Re1 ( 16.Qd2 Rfe8 17.Ba2 Bg7 18.Rc5 b6 19.Rc2 Rac8 { 1/2-1/2, Buss Ralph 2308 - Ekstroem Roland 2450 , Switzerland 21. 3.2004 Ch Switzerland (team) 2004 } ) 16...Rfe8 ( 16...Bg7 17.Nxe6 fxe6 18.Qg4 e5 19.dxe5 Nxe5 20.Qg3 d4 21.Bd2 a5 22.Kh1 Kh8 23.Bf4 Rac8 24.Rcd1 Rfe8 25.Re4 Re7 26.h3 Rce8 27.Rdxd4 Qb6 28.Rd2 Nc6 29.Be3 Qb5 30.Bd3 Qb3 31.Rxe7 Rxe7 32.Qh4 Qe6 33.Bc4 Qe5 34.Qg4 Qc7 35.Bb5 { ...0-1, Lomineishvili Maia 2429 - Khukhashvili Sopiko 2256 , Tbilisi 4.12.2004 It (w) } ) 17.Qd2 Rac8 18.h3 b6 19.b4 a5 20.b5 Na7 21.a4 Rxc1 22.Rxc1 Rc8 23.Ba2 Qd7 24.Rc3 Kg7 25.Qc1 Rxc3 26.Qxc3 Bd8 27.Bb3 Bf6 28.Qc2 Nc8 29.Qc6 Qxc6 30.bxc6 Na7 31.c7 Be7 32.Bxd5 Bd7 33.Bb7 Bxa4 34.Nd5 Bd6 35.Nxb6 { ...1-0, Timman Jan H 2639 - Ravi Thandalam Shanmugam 2385 , Amsterdam 2000 It (open) "Lost Boys" } ) 16.Rc5 Ne7 17.Qf3 b6 18.Rc3 Bf5 19.Nh5 Bh8 20.Bf4 Qd7 21.Rc7 Qe6 22.Rxe7 Qxe7 23.Bxf5 gxh5 { ? } ( 23...Bxd4 24.Qg3 Kh8 25.Bg5 f6 26.Qh4 Bxb2 27.Nxf6 gxf5 28.Nxd5 Qd6 { } ) 24.Qxh5 f6 25.Rd1 Re8 26.h3 Rad8 27.Rd3 Qf7 28.Rg3+ Kf8 29.Bh6+ { } {#r} 1-0