EU/C68/sf01, 31.12.2009
Branimir Petrov Belchev
A21: Partia angielska: 1...e5 2. Sc3
1.c4 e5 2.Sc3 d6 3.Sf3 f5 4.g3 Sf6 5.d3 c6 6.Gg2 g6 7.0-0 Gg7 ostatni ruch z książki 8.b4 0-0 9.Wb1 h6 10.b5
10...a6 [10...Kh7 11.bxc6 Sxc6 12.Ga3 a6 13.Se1 Wf7 14.Sa4 Ge6 15.Wxb7 Wxb7 16.Gxc6 Wab8 17.Gxb7 Wxb7 1/2-1/2 Buchy,D - Hoenigl Villiers-le-Bel 1974;
10...g5 11.bxc6 (11.Ga3 c5 12.Sd2 Sbd7 13.e3 He8 14.He2 Hg6 15.Sb3 Wb8 16.d4 b6 17.Wbd1 e4 18.f3 Gb7 19.fxe4 fxe4 20.dxc5 Vujadinovic,G - Nikac,P Kladovo 1991) 11...bxc6 12.Ga3 Se8 (12...We8 13.Sd2 Ge6 14.Ha4 d5 15.cxd5 cxd5 16.Sc4 dxc4 (16...e4 17.Sb6+/- ) 17.Gxa8 cxd3 18.exd3 Hxd3 19.Sb5 Gxa2 20.Sd6 Xu Jun - Shirov,A Luzern 1993) 13.Hc2 Hf6 14.Sd2 Wf7 15.Wb3 Wc7 16.Sd5 Hf7 17.Sxc7 Hxc7 18.Wbb1 a5 19.Hb3 Hd7 20.Ha4 Zgadzaj,R - Rawski,S Wysowa 2007;
10...c5 11.Se1 Sbd7 (11...He8 12.Sc2 Sbd7 13.a4 Wb8 14.a5 Kh8 15.Wa1 Sh5 16.Se3 Sdf6 17.Wa2 Ge6 18.Hc2 Hd7 19.f4 g5 20.Sed5 Allen,A - Royset,P Buenos Aires 1992) 12.Sc2 (12.f4 Kh8 13.Gd2 We8 14.Sc2 Sf8 15.Se3 exf4 16.gxf4 Wxe3 17.Gxe3 Sg4 18.Gd2 Hh4 19.Wf3 Hxh2+ 20.Kf1 Arnaudov,P - Petrov,M Sofia 1992) 12...g5 (12...Wf7 13.f4 exf4 14.gxf4 Sb6 15.a4 a5 16.bxa6 Wxa6 17.Se3 Gd7 18.Gd2 Gc6 19.Gxc6 bxc6 20.Hb3 Sichinava,R - Guliev,S Moskva 1999; 12...Wb8 13.Se3 f4 14.Sed5 Sxd5 15.Sxd5 Sf6 16.gxf4 Sxd5 17.Gxd5+ Kh7 18.fxe5 Gxe5 19.f4 Gxf4 20.Gxf4 Allahverdiev,A - Moskovets,K St Petersburg 2000) 13.Se3 Sb6 14.Sed5 Sbxd5 15.Sxd5 f4 16.e3 Kh8 17.Sxf6 Hxf6 18.exf4 gxf4 19.gxf4 Hh4 20.Wb3 Pountzas,H - Petrov,M Nikea 2003;
10...He7 11.bxc6 bxc6 12.Ga3 (12.Ha4 Sfd7 13.Hc2 Sc5 14.Ga3 Sba6 15.Gxc5 Sxc5 16.Sh4 He8 17.Sb5 g5 18.Sxd6 Hd8 19.Shxf5 Gxf5 20.Sxf5 Bojczuk,Z - Wach,S Mikolajki 1991) 12...Wd8 (12...Kh7 13.Sd2 Wd8 14.Ha4 Hc7 15.Sb3 Sfd7 16.Hb4 Gf8 17.Sb5 cxb5 18.Gxa8 Sb6 19.Gg2 bxc4 20.dxc4 Osttveit,M - Rasmussen,AS Espoo 2000) 13.Sd2 Ge6 14.Ha4 Hd7 15.Ha5 d5 16.Sa4 We8 17.Sb6 Hd8 18.Ha4 axb6 19.Hxa8 e4 20.cxd5 Konietzka,L - Prueske,W GERtt 2004;
10...Ge6 11.bxc6 bxc6 12.Ga3 We8 13.Hc2 Gf7 14.Sd2 d5 15.cxd5 cxd5 16.Sb5 Sa6 17.Ha4 Sc7 18.Sd6 We6 19.Sxf7 Kxf7 20.Wfc1 Radosavljevic,S - Jefic,S Novi Becej 2007]
11.bxc6 Sxc6 12.Sd2 Wf7 [12...Ha5 13.Sd5+/- ] 13.Ga3 Gf8 [13...Wa7 14.Sd5 Ge6 15.e3+/- ] 14.Sd5 Ge6 [14...Kh7!?+/- ] 15.Sxf6+ Hxf6 16.Wxb7 Wxb7 17.Gxc6 Wab8 18.Gxb7 Wxb7 19.Ha4 He7 20.Wb1 [20.Hxa6? nie rozwiązuje problemu 20...Wa7 21.Hxd6 Hxd6 (21...Wxa3?! 22.Hxe5 Wxa2 23.Sf3-/+ ) 22.Gxd6 Gxd6-+ ] 20...Wxb1+ 21.Sxb1 Hb7 22.Sc3 Kf7 23.Hb3 Hc7 24.Sd5 Gxd5 [24...Ha7 25.Gb4+/- ]
25.cxd5+- Ge7 [25...a5 26.Kg2+- ] 26.Kg2 g5 [26...Ha5 27.Gb4 Hb6 28.Hc4+- ] 27.Ha4 Hb7 [>=27...a5+- ] 28.Hc6 Hb5 29.Hxb5 axb5 30.e4 g4 [30...Kf6 31.f4! koniec, a reszta jest historią 31...exf4 32.gxf4 fxe4 33.dxe4 gxf4 34.Kf3+- ]
31.f3 [31.exf5?! Kf6+- ] 31...h5 32.h3 [nie 32.exf5 Kf6+- ] 32...Kf6 [32...Kg6+- ] 33.f4 [>=33.hxg4!? fxg4 34.Gb2 gxf3+ 35.Kxf3+- ] 33...exf4+/- 34.gxf4 h4 35.e5+! białe zdobywają obiecującą pozycje 35...Kf7 [35...dxe5 36.fxe5+ wolny pion] 36.exd6 [36.Gxd6?! Gxd6 37.hxg4 fxg4 38.exd6 Ke8= ] 36...Gd8 37.d7 Kf6 38.Gb4 Gc7 39.Gc5 Gd8 40.Gf2 Kf7 [40...g3 41.Gc5+- ] 41.Ge1 g3 42.Gb4 Kf6 43.Gc5 [43.Kf1 trzyma przeciwnika w jeszcze silniejszym uścisku 43...Kf7+- ]
43...Kf7 44.Kf3 Kf6 [44...Gc7 45.Ke3 Ga5 46.Ke2+- ] 45.Ke2 Kf7 46.Kd2 Gc7 [46...g2+- ] 47.Kc3 Ga5+ 48.Kb3 g2 49.a4 [49.a4 g1G 50.Gxg1+- ] 1-0
