Karjakin,Sergey (2770) - Grischuk,Alexander (2795) [A30]
Sochi Tal Memorial Blitz Sochi (4 ronda), 13.11.2014
[Guillermo Muñoz Portugal]
A30: Apertura Inglesa (Variante simétrica - doble fiancheto y formación en erizo
1.Cf3 c5 2.c4 Cc6 3.d4 cxd4 4.Cxd4 e6 5.g3 Db6 6.Cf3 [>=6.Cb3] 6...Ab4+ [6...Ac5= 7.e3 Ae7 (7...Cf6 8.Ag2 d5 9.cxd5 Cxd5 10.0-0 0-0 11.e4 Cdb4 12.Cc3 Da6 13.De2 Dxe2 14.Cxe2 b6 15.Td1 Aa6 16.Af1 f5 17.Cf4 fxe4 18.Axa6 Cxa6 19.Cg5 e5 20.Cfe6 Axf2+ 21.Rg2 Cc5 22.Cxf8 Shen,C (2167)-Niemann,H (2254) Manchester 2017 ½-½ (35)) ; 6...Cf6 7.Ag2 Ab4+ 1-0 (62) Gheorghiu,F (2540)-Wedberg,T (2480) New York 1987] 7.Cbd2 [7.Cc3+/= Cf6 8.Ag2 Da6 9.Db3 d5 10.cxd5 exd5 11.0-0 0-0 12.Cxd5 Cxd5 13.Dxd5 Dxe2 14.Cd4 Cxd4 15.Dxd4 a5 16.Af4 De7 17.Tfd1 Ag4 18.Ad6 Axd6 19.Dxg4 Tad8 20.De4 Df6 21.Dxb7 Ac5 22.Af3 Hracek,Z (2635)-Bologan,V (2672) Tromsoe 2013 ½-½] 7...Cf6 8.Ag2 Las blancas están ligeramente mejor. 8...0-0N [8...a5 9.0-0 d5 10.cxd5 exd5 11.Cb3 0-0 12.Ae3 Da6 13.Cc5 Axc5 14.Axc5 Te8 15.e3 Af5 16.Ad4 Cxd4 17.Cxd4 Ae4 18.Tc1 Tac8 19.Ah3 Tcd8 20.Db3 Dd6 21.Db5 Ta8 22.Tc3 h5 23.Dc5 Gheorghiu,F (2540)-Wedberg,T (2480) New York 1987 1-0 (62)] 9.0-0 Ae7 10.a3 a5 11.b3 d5 12.e3 Td8 13.Ab2 dxc4 [13...Ce4= merece consideración.] 14.Cxc4+/= Da6 15.De2 b5 16.Ccd2 [16.Cce5+/-] 16...Ab7 17.Tfc1
Tac8 [17...Db6=] 18.Af1!+/- a4 [>=18...Da8] 19.bxa4 [19.Dxb5+/- Dxb5 20.Axb5] 19...Dxa4+/= 20.Dxb5 Da8 21.De2 h6 [21...Tb8+/=] 22.Cc4 apuntando a Cb6. 22...Aa6 Las negras quieren jugar ...Ca5! 23.De1! Amenazan ganar con Cb6. 23...Tb8 [23...Cd7+/=] 24.Tc2 [24.Cd4+/-]
24...Ab5 [24...Ce4=] 25.Cd4 [ Las blancas deberían jugar 25.Tb1+/-] 25...Da4 [25...Cxd4= 26.Axd4 De4] 26.Cxc6 [26.Dc1+/-] 26...Axc6 27.Tac1 Ad5 [27...Cd7=] 28.Td2? [28.De2+/=] 28...Ce4-/+ 29.Tdc2
Cg5! ...Cf3+ es la amenaza fuerte. 30.Cd2? [30.Ag2-/+] 30...Axa3? [30...Ab3-+ 31.Ae5 Txd2] 31.Ta1? [31.Axa3= Dxa3 32.h4 Cf3+ 33.Cxf3 Axf3 34.Ag2] 31...Dxc2 0-1
