45º Biel. 8ª Ronda. Partidas comentadas.

Bacrot,Etienne - Giri,Anish [B90]

45th Biel GM Biel SUI (8), 31.07.2012

B81: Defensa Siciliana (ataque Keres)

1.e4 c5 2.Cf3 d6 3.d4 Cf6 4.Cc3 cxd4 5.Cxd4 a6 6.h3 e6 7.g4 Ae7 8.g5 Cfd7 9.h4 b5 10.Ag2 Ab7 11.0–0N

[11.Ae3 Dc7 12.h5 b4 13.Cce2 Cc5 14.Cg3 Cbd7 15.Dd2 Ce5 16.0–0 Cc4 17.Dc1 Dd8 18.f4 Cxe3 19.Dxe3 g6 20.c3 bxc3 21.Dxc3 Db6 22.Tf2 e5 23.fxe5 dxe5 24.Cdf5 gxf5 25.Cxf5 Dc7 Bakalar,J (2134)-Pecha,T (2236)/Piestany 2009/CBM 133 Extra/1–0 (37)]

11...Cc6 12.Cxc6 Axc6 13.Ae3 h6 14.f4 hxg5 15.hxg5 b4 16.Ce2 e5 17.a3 a5 18.Dd2 Cc5

[18...Db8 19.Tad1=]

19.fxe5

[19.g6 bxa3 20.Txa3²]

19...bxa3?

[Giri, en su Twitter, abomina poco menos de esta jugada: 19...dxe5!? 20.Dxd8+ Txd8 21.axb4 axb4=]

20.Txa3

[20.Cd4 Ad7 21.Cf5 Axf5 22.exf5 Tc8 (22...axb2 23.Tad1+-) 23.Txa3 dxe5 24.Dxd8+ Axd8+-] 20...Cxe4

[20...Dd7 21.Cd4 dxe5 (21...Cxe4?? 22.Dd3 Th4 23.Cxc6+-) 22.Cxc6 Dxc6+-]

21.Cd4??

[¿Qué alucinación es esta? 21.Dd3 es imprescindible: 21...d5 22.Cd4 Axa3 23.Dxa3+-]

21...dxe5µ 22.Cxc6 Cxd2

[Es inferior 22...Dxd2 23.Axd2 Cxd2 24.Cxe7 Rxe7 25.Axa8 Cxf1 26.Txa5²]

23.Cxd8 Cxf1 24.Rxf1 Txd8 25.Txa5 f6 26.gxf6 gxf6 27.c4 Th2 28.Rg1 Th4 29.Ad5 Tb8 30.c5? [30.Rg2µ es algo mejor, pero la ventaja es del negro.]

30...Th3–+ 31.Af2 Td3 32.c6

[32.Ac6+ ya nada vale 32...Rf8 33.b3 Tbxb3 34.Ae4 Td1+ 35.Rg2–+]

32...Ad8 33.Tc5

[33.c7 por patalear un ratito 33...Axc7 34.Ac6+ Rd8–+]

33...Txb2 34.Ae4

[34.c7 tampoco resuelve nada 34...Axc7! 35.Ac6+ Rf8–+]

34...Td1+ 35.Rg2 Tdd2

[35...Tdd2 36.c7 Txf2+ 37.Rg3 Axc7 38.Txc7 f5 39.Ac6+ Rf8–+]  

0–1

Nakamura,Hikaru - Wang Hao [A23]

45th Biel GM Biel SUI (8), 31.07.2012

A23: Apertura Inglesa: 1... e5 2.Cc3 Cf6 3.g3 c6

1.c4 e5 2.Cc3 Cf6 3.g3 c6 4.Cf3 e4 5.Cd4 Db6 6.Cb3 a5 7.d3

[7.Ca4 Db4 8.Cd4 Ac5 9.e3 Axd4 10.exd4 Ca6 11.b3 d5 12.a3 De7 13.Cb6 Ag4 14.Ae2 Axe2 15.Dxe2 Td8 16.c5 Cc7 17.d3 0–0 18.0–0 Ce6 19.Ae3 Cd7 20.Cxd7 Txd7 21.Dd2 f5 Forintos,G (2490)-Tompa,J (2415)/Budapest 1976/MCD/0–1 (57); 7.a4 d5 8.cxd5 cxd5 9.Ag2 Ae6 10.Cb5 Ad7 11.C3d4 Ac5 12.e3 Cc6 13.Cxc6 bxc6 14.Cc3 Ac8 15.d3 exd3 16.Dxd3 Aa6 17.Df5 0–0 18.Af1 Tfe8 19.Axa6 Dxa6 20.Ad2 Tab8 21.0–0–0 Ce4 Lloyd,A (2110)-Kemp,P (2102)/Hinckley Island 2009/EXT 2010/0–1]

7...a4 8.Ae3 Dd8N

[8...Db4 9.Cd2 a3 (9...exd3 10.exd3 Dxb2 11.Ad4 Db4 12.Tb1 Dd6 13.Cf3 De6+ 14.Ae2 Ae7 15.0–0 0–0 16.Te1 Df5 17.Af1 Ac5 18.Ch4 Dg5 19.Te5 Dxh4 20.Axc5 Dh6 21.Ae3 Dg6 22.Tg5 Dh6 23.Ta5 Txa5 24.Axh6 Preiss,M (2265)-Haist,W (2300)/Baden-Baden 1990/GER/1–0 (37)) 10.Tb1 axb2 11.Dc2 Da5 12.c5 Cd5 13.Cxd5 cxd5 14.Ag2 Cc6 15.0–0 Ae7 16.Cb3 exd3 17.exd3 Da6 18.Axd5 Cb4 19.Dc4 Cxd5 20.Dxd5 0–0 21.Txb2 d6 22.cxd6 Axd6 23.Cc5 Kohler,T (2245)-Rabiega,R (2524)/Berlin 2006/CBM 113 ext/0–1 (35); 8...Db4 9.Cd2=]

9.Cd2 exd3 10.Cxa4 d5 11.Ab6 De7 12.Ac5 Dc7 13.Axf8

[Peor es 13.exd3 Axc5 14.Cxc5 0–0µ]

13...Rxf8 14.Db3 Cbd7 15.cxd5 Da5

[15...g6 16.Db4+ Rg8 17.Ag2 Cxd5 18.Axd5 cxd5 19.Cc3 dxe2 20.Dd4=]

16.dxc6 bxc6 17.Cc3 Cc5 18.Dc4 Cd5 19.Cxd5

[19.exd3 Aa6 20.Cb3 Cxb3 21.Dxb3 h5²]

19...cxd5= 20.Df4 Ce6

[20...Db6 21.e3 (‹21.exd3 Ce6 22.De5 Cd4µ) 21...Ce6 22.Df5=]

21.Dd6+² Rg8 22.e3 Aa6

[22...Ab7 23.De7 (‹23.Axd3 d4 24.b4 Da3³) 23...Ac6 24.Tc1²]

23.Ag2

[23.b4 Da4 24.Ah3 Te8±]

23...Td8² 24.De5

[24.De7 h6²]

24...h5= 25.h4 Th6 26.a3 Db6 27.b4

[Es inferior 27.Axd5 Txd5 28.Dxd5 Ab7³]

27...d4 28.e4

[28.0–0 dxe3 29.fxe3 Tc8²]

28...Cc7= 29.0–0 Te8 30.Dg5 Cb5 31.Cb3 Cc3 32.Cd2??

[Pero ¿qué es esto? 32.Cc5!?² y la partida sigue.]

32...Dd6

[Las blancas tienen una posición restringida 32...Tg6!? 33.Dc5 Dxc5 34.bxc5 Tb8µ]

33.Cf3 Cxe4

[33...Txe4 34.Dc5µ]

34.Tfe1

[¹34.Tae1!?³]

34...The6–+

[34...Cxg5 35.Txe8+ Rh7 36.Cxg5+ Rg6 37.Ae4+ Rf6 38.Ah7²]

35.Dxh5 d2 36.Ted1??

[¿Y esto? Bueno, los errores nunca vienen solos. 36.Txe4 Txe4 37.Cxd2–+]

36...Ae2 37.Da5

[37.Tf1 Cc3 38.Dg4–+]

37...Axd1 38.Txd1 Cxg3! 39.Txd2

[39.fxg3 Te1+]

39...Te1+! 40.Cxe1

[40.Af1 Txf1+ 41.Rg2–+]

40...Txe1+ 41.Af1

0–1

Carlsen,Magnus - Bologan,Viktor [A59]

45th Biel GM Biel SUI (8), 31.07.2012

A59: Gambitos Volga / Benkö: enroque blanco en varios tiempos

1.d4 Cf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.bxa6 g6 6.Cc3 Axa6 7.e4 Axf1 8.Rxf1 d6 9.Cf3 Ag7 10.g3 0–0 11.Rg2 Cbd7 12.De2 Db6 13.a4N

[13.Td1 Tfb8 (13...Da6 14.Dc2 Tfb8 (14...Cg4 15.h3 Cge5 16.Cxe5 Cxe5 17.Ae3 Cc4 18.Tac1 Tfb8 19.b3 Ca3 20.Dd2 c4 21.De2 h6 22.bxc4 Cxc4 23.Tc2 Ca3 24.Dxa6 Txa6 25.Tcc1 Tb4 26.Te1 g5 27.Ad2 Cc4 28.Cb1 Cxd2 29.Cxd2 Gerusel,M (2425)-Giorgadze,T (2535)/Dortmund 1979/MCD/0–1 (35)) 15.h3 Ce8 16.Ag5 Db7 17.Tab1 h6 18.Af4 Cc7 19.Te1 Cb6 20.b3 Cd7 21.Te2 Da6 22.e5 Cb5 23.Cxb5 Txb5 24.e6 fxe6 25.Axh6 Axh6 26.Dxg6+ 1–0 Hort,V-Kivipelto,K/Helsinki 1975/EXT 2002) 14.e5 dxe5 15.Cxe5 Cxe5 16.Dxe5 Db7 17.Rg1 Td8 18.De2 Cxd5 19.Df3 e6 20.Ag5 Dxb2 21.Axd8 Dxc3 22.Dxc3 Cxc3 23.Ab6 Cxd1 24.Txd1 c4 25.Tc1 c3 26.Tc2 Tb8 27.Aa5 Tb2 Huss,A (2360)-Markland,P (2390)/Cala Galdana 1974/EXT 2010/0–1; 13.Te1 Tfb8 14.e5 Cxe5 15.Cxe5 dxe5 16.Dxe5 Tb7 17.De2 Ce8 18.Ad2 Cd6 19.b3 Da6 20.Tac1 Dxe2 21.Txe2 c4 ½–½ Sosonko,G (2525)-Topalov,V (2670)/Polanica Zdroj 1995/CBM 049; 13.Cd2 Tfb8 14.Cc4 Db7 15.a4 Cb6 16.Cxb6 Dxb6 17.Td1 Cd7 18.Cb5 Da6 19.Ta3 Cb6 20.b3 Tb7 21.Td2 Tab8 22.Tda2 Ca8 23.Dc2 Cc7 24.Cxc7 Txc7 25.Ad2 Tcb7 26.Dc4 Ta8 27.Dxa6 Txa6 Leoni,F-Barbafiera,L/Bratto 1999/EXT 2000/1–0 (53)]

13...Tfb8 14.Cb5 Ce8 15.Ag5 Dd8 16.Ta3

[16.Thb1 Ah8²]

16...Cb6

[16...h6 17.Ae3²]

17.b3 Dd7 18.Ta2 f6

[18...h6 19.Af4²]

19.Ac1 f5 20.exf5 gxf5

[20...Dxf5!? 21.Td1 Af6±]

21.Td1+- Cf6 22.De6+ Dxe6 23.dxe6 Ce4

[23...Tb7!?±]

24.Ch4+- c4 25.bxc4 Cxc4 26.Cc7 Cc3 27.Cxa8 Cxa2 28.Cc7 Cc3

[28...Tb1 29.Cxf5 Af8± (29...Txc1?? 30.Txc1 Ce5 (30...Cxc1 31.Cxe7+ Rh8 (31...Rf8 32.Ced5) 32.Cg6+ hxg6 33.e7) 31.Cxe7+ Rf8 32.Ced5+-) ]

29.Td3+- Tc8 30.Cb5 Cxb5 31.axb5 Tc5

[31...Ce5 32.Td1 Af6 33.Cxf5 Tc5+-]

32.Tb3 Ca5 33.Tb1 Ad4

[33...Af6 34.b6+-]

34.b6

[34.Ag5!? Cb7 35.Cf3 Ac3 36.Axe7 Rg7+-]

34...Cb7 35.Tb4

[¹35.Ag5 Rg7 36.Axe7+-]

35...Axf2

[35...Txc1 36.Txd4 Rg7 37.Cxf5+ Rf6+-]

36.Rxf2

[¹36.Cxf5 h5 37.Tf4 (37.Rxf2?! Txf5+ 38.Re2 Rg7+-) 37...Txf5 38.Txf5 (38.Txf2?! Tc5 39.Ah6 Te5+-) 38...Axb6 39.Tg5+ Rh7 40.Txh5+ Rg6 41.Tb5+-]

36...Tc2+ 37.Rf3 Txc1 38.Cxf5 Tf1+ 39.Rg4 Cc5

[39...Te1 40.Tc4 Txe6 41.Tc7]

40.b7

[40.b7 h5+ 41.Rg5 Cxe6+ 42.Rh6 Txf5 43.b8D+ Rf7 44.Da7 Tf6+ 45.Rxh5 Cg7+ 46.Rg4+-]  

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