45º Biel 5ª ronda. Partida comentada. Nada de la 4ª: muy pobre de calidad

Wang Hao - Bologan,Viktor [A58]

45th Biel GM Biel SUI (5), 27.07.2012

A58: Gambitos Volga / Benkö: líneas con 5.bxa6

1.d4 Cf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.bxa6 g6 6.Cc3 Axa6 7.g3 d6 8.Cf3 Ag7 9.Ag2 0–0 10.Tb1 Ac8N

[10...Cbd7 11.b3 Cg4 (11...Ce8 12.Ab2 Da5 13.Dd2 Cc7 14.0–0 Cb5 15.Cxb5 Dxd2 16.Cxd2 Axb5 17.Axg7 Rxg7 18.Tb2 Tfb8 19.Te1 Aa6 20.Tc2 Tb7 21.f4 Tba7 22.e4 Ac8 23.a4 Tb8 24.e5 Aa6 25.Te3 Tb4 26.exd6 Johansson,V (2234)-Pogonina,N (2421)/Fuegen 2006/CBM 114 ext/0–1 (46)) 12.Ab2 Da5 13.Dd2 Cge5 14.Cxe5 Cxe5 15.f4 Cg4 16.h3 Cf6 17.0–0 Ch5 18.Rh2 Tfb8 19.g4 Cf6 20.Tfd1 c4 21.Aa1 cxb3 22.Txb3 Ac4 23.Txb8+ Txb8 24.e4 Cd7 25.e5 Lacrosse,M (2225)-Marechal,P (1978)/Paris 2006/EXT 2007/½–½ (42); 10...Ab7 11.0–0 Ca6 12.a3 Cc7 13.Ch4 Cd7 14.Dc2 Ta7 15.Td1 Da8 16.e4 Ce5 17.b3 Td8 18.h3 Cd7 19.Ab2 Cb6 20.a4 Cd7 21.Aa1 Tc8 ½–½ Payen,A (2372)-Sulypa,A (2476)/Avoine 2008/CBM 125 Extra; 10...Ce8 11.0–0 Cc7 12.Ch4 Cb5 13.Cxb5 Axb5 14.a3 Cd7 15.b3 Db6 16.Dc2 Tfb8 17.Cf3 Da6 18.Te1 Cb6 19.a4 Ae8 20.e4 c4 21.Af1 cxb3 22.Dxb3 Dxa4 23.Ae3 Dxb3 24.Txb3 Cd7 25.Teb1 Henrich,H (2156)-Foerster,A (2100)/Hamburg 2010/EXT 2011/½–½ (41); 10...Ac4 11.a3 Ce8 12.0–0 Db6 13.Cd2 Aa6 14.Dc2 Cc7 15.Te1 Cd7 16.b3 Tfb8 17.Cc4 Db7 18.Ca5 Db6 19.Cc6 Te8 20.Ab2 Ce5 21.Ca4 Db7 22.Cxe5 Axe5 23.Axe5 dxe5 24.d6 Cd5 25.Axd5 Maugg,L (2129)-Von Schwerin,C/Bad Woerishofen 2006/EXT 2007/½–½ (34)]

11.Cd2 Af5

[11...Cbd7 12.0–0 Da5 13.Dc2 Aa6]

12.e4 Ac8 13.0–0 Aa6 14.Te1 Cfd7

[14...Ad3 15.Ta1]

15.Cf3 Ac4

[15...Ce5 16.Cxe5 Axe5 17.f4 Ag7]

16.Af4 Cb6

[16...Ta6 17.Tc1! Axa2 18.Cd2 Db6 19.Af1±]

17.e5 Axa2 18.Ta1

[Peor es 18.Cxa2 Txa2 19.exd6 exd6²]

18...Axd5 19.Cxd5 Txa1 20.Cxe7+

[No 20.Dxa1 por 20...Cxd5 21.exd6 e6³ (21...Cxf4?? es muy mala por 22.dxe7 Dd6 23.exf8D+ (23.gxf4?! tontarías las justas 23...Te8=) 23...Axf8 24.gxf4+-) ]

20...Dxe7 21.Dxa1 d5

[21...dxe5!? 22.Cxe5 Dd8±]

22.e6!+- fxe6 23.Ah3 e5?

[¹23...C8d7 24.Txe6 Dd8+-]

24.Cxe5 Df6

[24...Db7 25.Ae6+ Rh8 26.Cf7+ Txf7 27.Axf7 Dxf7 28.Axb8+-]

25.Da7 Rh8

[25...g5 26.Cg4 Dxb2 27.Axb8+-]

26.Te2

[¹26.Cd3 es más rápido 26...Dd4 27.Dxb6 Dxd3 28.Axb8 Ad4+-]

26...Cc6 27.Cxc6

[27.Dxb6 Cd4 28.Dxf6 Cxe2+ (28...Txf6?? 29.Te3+-) 29.Rf1 Axf6³ (29...Txf6?! 30.Rxe2 Tb6 31.b3±) ]

27...Dxc6 28.Te6

[El chino se pone nervioso ante tanta ventaja ¹28.Te7 Ta8 29.Tc7 (29.Txg7 Txa7 30.Txa7 Df6=) 29...Txa7 30.Txc6+-]

28...Da4± 29.Dxb6

[29.De7 Cc4±]

29...Dd1+² 30.Af1 Txf4 31.Dxc5 Ad4 32.Dc8+ Rg7 33.Te7+ Tf7 34.Txf7+ Rxf7 35.Db7+ Re6

[35...Rf8!?² debería considerarse]

36.Dxh7± Db1

[36...Dh5 37.Db7 De5 38.Dc6+ Rf7 39.b4±]

37.b4! Muy fuerte 37...Rd6

[37...Dxb4 38.Dxg6+]

38.Dh6 [38.Dh4 De4 39.Dd8+ Re6+-]

38...Df5 39.Dd2 De5 40.b5 g5 41.Dc2 De4 42.Dd2 Dg4??

[42...De5 43.Ae2 De4+-]

43.Ag2+- Rc5 44.Dc2+ Rxb5

[44...Rb4 45.Axd5 Ac5 46.Db2+ Ra5 47.Ac6+-]

45.Db3+ Ra6

[45...Rc6 46.Dxd5+ Rc7+-]

46.Dd3+ Rb6 47.h3

[47.h3 Axf2+ 48.Rxf2+-]  

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