IRT "GM Gerardo Barbero" - Ronda 4

(16) Palau,I (2247) - Evans,P (2061) [C13] IRT GM Gerardo Barbero In Memóriam Rosario (4), 18.08.2006 Defensa francesa. Sistema clásico. Variante Vistaneckis. 1.e4 e6 2.d4 d5 3.Cc3 Cf6 4.Ag5 Ae7 5.e5 Cg8 La variante Vistaneckis. 6.Ae3 Siguiendo los consejos de Tarrasch (ver Martínez Dorr-Evans). 6...b6 7.f4 [ 7.h4 h5 8.Ae2 g6 9.Cf3 Aa6 10.Dd2 Axe2 11.Cxe2 c5 12.c4! cxd4 13.Cfxd4 dxc4 14.Dc2 Dd5 15.Cf4 Dxe5 16.0-0-0+/- -> Mikenas-Vistaneckis, URSS 1947.] 7...h5N [ 7...g6 8.Cf3 h5 9.Dd2 Aa6 10.Axa6 Cxa6 11.a3 Dd7 12.De2 Cb8 13.Db5 Ch6 14.Dxd7+ Rxd7 0-1 Herzog-Bischoff, Schwaebisch 1995 (36).] 8.Cf3 [ 8.Df3+/= ] 8...Ch6 9.Dd2 Aa6 10.Ce2 Cd7 11.c3 c5 12.g3 Dc8 13.Ah3 Axe2 [ 13...Cg4= ] 14.Dxe2 c4 15.Dc2 b5 16.0-0 Cf8 [ 16...Cb6+/= ] 17.Ad2 [ 17.b3! cxb3 18.axb3+/- ] 17...g6 18.a4 a6 19.axb5 axb5 20.b4 Dc6 [ 20...Cd7? 21.Txa8 Dxa8 22.Axe6+- ; 20...Cf5+/= ] 21.Ta2 Txa2 22.Dxa2 Cd7 23.Ta1 0-0 24.Da7 [ 24.Da6 Cb8 25.Dxc6 Cxc6 26.Ta6 Tc8 27.Tb6 Cf5 28.Txb5+/- ] 24...Tb8 25.Ta6 Db7 26.Dxb7 Txb7 1.56-1.33 1/2-1/2

(17) Serafino,D (2327) - Martínez Dorr,F [B04] IRT GM Gerardo Barbero In Memóriam Rosario (4), 18.08.2006 Defensa Alekhine. Sistema del cambio. 1.e4 Cf6 2.e5 Cd5 3.d4 d6 4.Cf3 g6 5.Ae2 Ag7 6.0-0 0-0 7.c4 Cb6 8.exd6 cxd6 9.Cc3 Cc6 10.h3 Af5 11.Ae3 [ 11.Af4 h6 Geller-Vaganián, Moscú 1985 12.d5 Ca5 13.Cd4 Caxc4 14.b3 Ce5 15.Cxf5 gxf5 16.Dd2~~ Vaganián] 11...d5 12.c5 Cc4 13.g4?! [ 13.Axc4 dxc4 14.Da4 e5 15.Tfd1 Cxd4 16.Cxd4 exd4 17.Axd4 Axd4 18.Dxc4 Axf2+ 1/2-1/2 Palau-Martínez Dorr, Rosario 2006 (18) 19.Rxf2= ] 13...Cxe3?! [ 13...Ac8=/+ /\...h5] 14.fxe3 Ae4 15.Cxe4N [ 15.Cg5 Ah6 16.Ccxe4 dxe4 17.h4 e6 18.Dc2 Axg5 19.hxg5 Dxg5 20.Dxe4 Tae8 21.Tad1 Rg7 22.Df4 Dxf4 23.Txf4 1/2-1/2 Caba-Stopa, Polanczyk 2000 (43).] 15...dxe4 16.Ce1?! [ 16.Cd2 Ah6 17.Cc4= ] 16...Dc7 17.Rg2 f5!? [ 17...Tad8=/+ ] 18.Db3+ Rh8 19.Cc2 f4 20.exf4 20...Cxd4? [ 20...Axd4 21.Tad1 Tad8 22.Cxd4 Cxd4 23.De3 Cxe2 24.Dxe2 Txd1 25.Txd1 Txf4=/+ ] 21.Cxd4 Axd4 22.Dd5 Dxc5 23.Dxe4 Dc6 0.55-1.08 1/2-1/2

(18) Virgillito,C - Rucci,M (2206) [B22] IRT GM Gerardo Barbero In Memóriam Rosario (4), 18.08.2006 Defensa siciliana. Variante Alapin. 1.e4 c5 2.c3 Cf6 3.e5 Cd5 4.d4 cxd4 5.Cf3 e6 6.Ac4 d6 7.cxd4 Cc6 8.0-0 Ae7 9.De2 0-0 10.Cc3 Cxc3 11.bxc3 dxe5 12.dxe5 b6 13.De4 Ab7 14.Ad3 g6 15.Ah6 Te8 16.Tfd1 [ >=16.Tad1 /\Tfe1 16...Dc7 17.Df4 Tac8 18.Tfe1 f5~~ Nadyrhanov-Popov, Novorossiysk 1995.] 16...Dc7 17.Df4 Tad8 18.Ae4 Txd1+ 19.Txd1 Td8 20.Te1 Td7N [ 20...f5 21.Axf5 gxf5 22.Dg3+ Rf7 23.Dg7+ Re8 24.Cg5 Rd7 25.g4 Rc8 26.Cxe6 Dd7 27.gxf5 Dd5 28.Cxd8 Cxd8 29.Rf1 Dd3+ 30.Rg1 Df3 31.Rf1 Dh1+ 32.Re2 Aa6+ 33.Rd2 Dd5+ 34.Re3 Ac5+ 35.Rf4 Dd2+ 36.Te3 Dxf2+ 37.Re4 Ab7+ 38.Rd3 Dxf5+ 0-1 Kotz-Bokros, Frohnleiten 2002. ] 21.Cg5 Ac5? [ 21...f6 22.Dg4 ( 22.Cxe6 Dxe5 ) 22...Cd8 23.Cxe6 Dxe5 24.Cf8 f5 25.Cxd7 Dxc3 26.De2 fxe4+/- ; 21...Axg5 22.Axg5 Ce7 23.Axb7 Dxb7 24.Af6 Dc8+/= ] 22.Ac2 Dd8 23.Cxh7? [ 23.Ab3! Tc7 24.Cxe6 fxe6 25.Axe6+ Rh8 26.Df6+ Dxf6 27.exf6 Ca5 28.Af7 Txf7 29.Te8+ Tf8 30.Axf8+- ] 23...Rxh7 24.Ag5 Ae7 25.Dxf7+ Rh8 26.Ac1!? [ 26.Axe7 Txe7 27.Dxg6 Dd2 28.Td1 De2 29.Df6+ Rg8 30.Dg6+= ] 26...Cxe5? [ 26...Dg8=/+ ] 27.Dxe6 Af6 28.Txe5 Axe5 [ 28...Ad5? 29.Dh3+ Th7 30.Dg3 Axe5 31.Dxe5+ Rg8 32.Ag5 Dd7 33.Axg6+- ] 29.Dxe5+ Rg8 30.De6+ Rh8 31.De5+ Rg8 32.De6+? [ 32.h3 Td1+ ( 32...Ad5 33.Ag5 Da8 34.Af6+- ) 33.Axd1 Dxd1+ 34.Rh2 Dxc1 35.Db8+ Rh7 36.Dxb7+ Rh6 37.Df3+- ] 32...Rh8 33.h3? [ 33.h4 Td1+ 34.Axd1 Dxd1+ 35.Rh2 Dxc1 36.Df6+ Rh7 37.Df7+ Rh6 38.Dxb7 Df4+ 39.Rh3 Dxf2 40.Dc8 Df6+/- ; 33.Dh3+ Rg8 34.Dg4 Td6 35.h4+/- ] 33...Td1+ 34.Axd1 Dxd1+ 35.Rh2 Dxc1 36.De8+ Rg7 37.De7+ Rh6 38.Dh4+ [ 38.Dxb7 Df4+ 39.g3 Dxf2+ 40.Dg2 De3 41.Dc2 b5= Los peones débiles blancos y la situación expuesta del rey impiden la victoria.] 38...Rg7 39.De7+ Rh6 40.Dh4+ Rg7 41.De7+ Rh6 0.55-1.55 1/2-1/2

(19) Maidana,C (2187) - Mangiaterra,R (2197) [B80] IRT GM Gerardo Barbero In Memóriam Rosario (4), 18.08.2006 Defensa siciliana. Variante Scheveningen. Ataque inglés. 1.e4 c5 2.Cf3 e6 3.d4 cxd4 4.Cxd4 Cf6 5.Cc3 d6 6.Ae3 a6 7.f3 d5 [ 7...b5 es la línea principal.] 8.e5 [ 8.exd5 Cxd5 9.Cxd5 Dxd5 10.Ad3@ ] 8...Cfd7 9.f4 Cc6 La partida ha traspuesto a una defensa francesa, variante Boleslavski. 10.Dd2 Ab4?! [ 10...Ac5+/= ] 11.Ad3 Cc5 [ 11...0-0 12.0-0 Cxd4 13.Axd4 Ac5 14.Ce2 Db6 15.c3+/- Short-Timman, Ámsterdam 1987.] 12.0-0 Cxd3 13.cxd3N [ 13.Dxd3 Ad7 14.Cce2 0-0 15.Tf3 Cxd4 16.Cxd4 Ac5 17.Th3 g6 18.c3 Tc8 19.Cf3 Db6 20.Te1 Ab5 21.Dd2 Tfd8 22.Axc5 Dxc5+ 23.Rh1 h5 1-0 Veroci Petronic-Macek Kalchbrenner, camp. de Yugoslavia 1989 (31).] 13...Ad7 14.Tac1 0-0 15.a3 Aa5 16.b4 Ab6 17.Df2 17...Tc8 [ 17...Cxd4 18.Axd4 Axd4 19.Dxd4 f6+/= ] 18.Cce2 Ce7 19.Txc8 Cxc8 20.Tc1 f6 21.Cf3 Ab5 22.Ced4 Ad7 23.Cb3 fxe5 24.Cxe5 Axe3 [ 24...Ac7+/- ] 25.Dxe3 b6 26.Cd4 Ce7 27.Cxd7 Dxd7 28.Cxe6 Te8 [ 28...Tf6 ] 29.Cc7 [ 29.Dxb6+- Cc8 30.Dxa6 Txe6 31.Dxc8+ ] 29...Tc8 Apremio de tiempo de las negras. 30.Dxb6 d4 31.Tc5 Rf7 32.Dxa6 Dg4 33.Dc4+ Rf6 34.h3 Txc7 35.Dxd4+ 1.20-1.57 1-0

(20) Sampaoli,C (2145) - Ferraro,H (2099) [D11] IRT GM Gerardo Barbero In Memóriam Rosario (4), 18.08.2006 Defensa eslava. 1.d4 d5 2.c4 c6 3.Cf3 Cf6 4.e3 a6 5.Cbd2 Ag4?! [ 5...Af5 6.Ae2 e6 7.0-0 Cbd7 8.Ch4 Ag6 9.c5 Dc7 10.f4 b6 11.cxb6 Dxb6 12.Cxg6 hxg6 13.Cf3 Romanishin-Magem, Batumi 1999 13...Ae7 14.Db3 Dxb3 15.axb3 0-0= Romanishin] 6.h3 Ah5 7.Ad3 [ 7.g4 Ag6 8.Ce5 Cfd7 9.Cxg6 hxg6 10.Ag2 e6 11.e4+/= Bareiev-Morozevich, camp. de Francia por eq. 2001] 7...Cbd7 8.Dc2N [ 8.0-0 Db8 9.b3 1/2-1/2 Botsari-Foisor, Atenas 2004. ] 8...Ag6 9.e4 dxe4 10.Cxe4 Cxe4 11.Axe4 Axe4 12.Dxe4 e6 13.0-0 Ae7 14.Af4 0-0 15.Dc2 Tc8 16.Tfd1 Da5 17.c5 Cf6 18.b4? [ 18.Ce5 Cd5 19.Cc4 Dd8 20.Ae5+/= ] 18...Dd8 19.Tab1 Cd5 20.Ag3 Te8 21.a4 b5 22.axb5?! axb5 23.Ta1 Dd7 [ 23...Cxb4! 24.Db3 Cd5 25.Ta6 Ta8 26.Txc6 Ta5=/+ ] 24.Db3 Ta8 25.Ta3 Db7 26.Tda1 Af6 [ >=26...Ted8 ] 27.Ae5 Ae7 (=) 28.Cd2 f6 29.Ag3 f5? [ 29...Txa3 30.Dxa3 Dd7= ] 30.Ae5 Af6 31.Txa8? [ 31.Cf3+/= ] 31...Txa8 32.Txa8+? [ 32.Ta3= ] 32...Dxa8 33.Axf6 Da1+? [ 33...gxf6=/+ ] 34.Rh2 gxf6 35.Dg3+ Rf7 36.Cf3? [ 36.Dh4 Rg7 37.Dg3+ Rf7= ] 36...Dc3? Apremio de tiempo de las negras. [ 36...Da7-/+ ] 37.h4? [ 37.Dh4= ] 37...Dxb4 38.h5 38...f4 [ 38...Da5 /\Dc7-+] 39.Dg4 Db1 40.Ch4 h6 41.Cg6 Df5 42.Ch8+ Re8? [ 42...Rf8 43.Cg6+ Re8-/+ ] 43.Dg8+ Rd7 44.f3? [ 44.Cf7 Dxh5+ 45.Rg1 Re7 46.Cd6= ] 44...Dxh5+ 45.Rg1 Dh4 (=) 46.Rf1 Dg3? [ 46...Dh1+ 47.Rf2 Dd1 48.Df7+ Rd8 49.Df8+ Rc7 50.Dd6+ Rb7 51.Dd7+ Ra6 52.Dxc6+ Ra5 53.Dxe6 Dxd4+ 54.Re1 Da1+ 55.Re2 Db2+ 56.Rd3 Db1+ 57.Rd2 Ce3-+ ] 47.Df7+ Ce7 48.Dxf6? [ 48.d5! exd5 49.Dxf6 Dg8 50.Dd6+ Rc8 51.Dxe7 Dxh8 52.De6+ Rc7 53.De7+ Rb8 54.Dd6+ Rb7 55.Dd7+ Ra6 56.Dxc6+ Ra5 57.Dc7+ Ra4 58.Dxf4+= ] 48...Dg5 49.Df8 Dg8? [ 49...Cf5-+ ] 50.Dxh6? [ 50.Dxf4= ] 50...b4 [ 50...Cf5-+ ] 51.Dxf4 Cd5? [ 51...b3-/+ ] 52.Dd6+ Rc8 53.Dxc6+ Cc7 54.Db6 b3? [ 54...Dxh8 55.c6 Dh1+ 56.Rf2 Dh4+= ] 55.c6 1.15-2.00 1-0