EU/C68/sf01, 31.12.2009
A57: Gambit Benko/Wołgi
1.d4 Sf6 2.c4 c5 3.d5 b5 4.Sd2? bxc4 5.e4 c3 6.bxc3 g6 7.Gd3
7...Gg7 8.Se2 [8.Sgf3 0-0 (8...Ga6 9.Gxa6 Sxa6 10.Ha4 Hc8 11.0-0 0-0 12.Wb1 d6 13.a3 Sb8 14.c4 Sbd7 15.Gb2 Hc7 16.Wfe1 Wfb8 17.Hc2 Wb6 Nielsen,T - Hartvig,OW Lyngby 1988) 9.0-0 (9.Wb1 d6 (9...e6 10.c4 d6 11.0-0 e5 12.Se1 Sh5 13.g3 Gh6 14.Sg2 Gh3 15.Sf3 Gxc1 16.Hxc1 Kg7 17.Sg5 Gc8 Eismont,I - Naundorf,M Dortmund 2004) 10.h3 (10.c4 - A57; 10.0-0 - 9 0-0 d6 10 Wb1) 10...e6 11.c4 e5 12.g4 h5 13.g5 Sh7 14.Sf1 f6 15.h4 Sd7 16.Sg3 We8 17.Wg1 Sb6 Petkov,V - Sgnaolin,D Bergamo 2009) 9...d6 (9...e6 10.dxe6 (10.d6 Se8 11.e5 Sc6 12.Wb1 f6 13.Ge4 Ga6 14.Gxc6 dxc6 15.Se4 Gxf1 16.Kxf1 fxe5 17.Gg5 Ha5 Prakash,GB - Solodovnichenko,Y New Delhi 2008) 10...fxe6 11.e5 Sd5 12.c4 Ga6 13.Se4 Sb6 14.Gg5 Hc7 15.Sf6+ Gxf6 16.Gxf6 Sc6 17.Sg5 Sxe5 Rozum,I - Kislinsky,A St Petersburg 2009) 10.Wb1 (10.Sc4 Sbd7 (10...Ga6 11.Hc2 (11.We1 Sfd7 12.Gd2 Sb6 13.He2 Sa4 14.Wac1 Sd7 15.Se3 Gxd3 16.Hxd3 Ha5 17.c4 Sb2 Sakalauskas,V - Manik,M Batumi 1999) 11...Sxe4 12.Gxe4 Gxc4 13.We1 Sd7 14.Sd2 Ga6 15.f4 Ha5 16.Gb2 Wab8 17.Wab1 Hxa2 Nieto de la Cruz,J - Perez Gonzalez,JM Parla 2008) 11.Gd2 (11.Ha4 Gb7 12.We1 Sxd5 13.exd5 Gxc3 14.Gg5 f6 15.Wab1 Sb6 16.Hc2 Gxe1 17.Gh6 Gxf2+ Lorin,F - Hervet,G ws 2007; 11.h3 Sb6 12.We1 Sxc4 13.Gxc4 Sd7 14.Gd2 Ha5 15.Hc2 Ga6 16.Gxa6 Hxa6 17.Wab1 Wfb8 Prakash,GB - Kunte,A Nagpur 1999) 11...Sb6 (11...Ga6 12.He2 Hc7 13.Se1 Wab8 14.f4 Gxc4 15.Gxc4 Wb2 16.Sf3 Sb6 17.Wab1 Sxc4 Szymanski,M - Kuemin,S Oropesa del Mar 1998) 12.Se3 (12.Sa5? c4! 13.Gc2 (13.Sxc4 Sxc4 14.Gxc4 Sxe4-/+ ) 13...Hc7 14.We1! (14.Sc6?! e6 ; 14.He2 Sbxd5 15.Sxc4 (15.exd5 Hxa5 ) 15...Ga6 16.Gd3 Wfc8 17.exd5 (17.Sxd6 Sxc3 ) 17...Gxc4 ) 14...Sbxd5 15.Sxc4 (15.exd5? Hxa5 16.Wxe7 Sxd5-+ ) 15...Sxc3 (15...Ga6!? 16.Sxd6! Sxc3 17.Gxc3 Hxc3 ) 16.Gxc3 Hxc4 17.Gb2 (17.Gd4?! Gg4 ) 17...Gb7!? Kramnik,V - Leko,P Dortmund 1998 (17...Gg4 ) ; 12.Sxb6 axb6 13.a4 ) 12...e6 13.c4 We8 14.Wc1 Gd7 15.Gc3 Sa4 16.Ga1 e5 17.Sd2 Gh6 Richter,M - Krivoshey,S Polanica Zdroj 1999; 10.We1 e6 11.Gb2 exd5 12.exd5 Sbd7 13.c4 Wb8 14.Gc3 Sb6 15.Hc2 Gd7 16.a4 We8 17.a5 Wxe1+ Bogatyrev,S - Rakhmangulov,A Yuzhny 2009; 10.Hc2 Sbd7 11.h3 (11.a4 Sg4 12.a5 Sge5 13.Sxe5 Sxe5 14.Ge2 e6 15.f4 Sd7 16.dxe6 fxe6 17.Gc4 Sf6 Gert,H - Pop,L Fuerth 1998) 11...e6 12.dxe6 fxe6 13.Wb1 Sh5 14.We1 He7 15.Gf1 Kh8 16.a4 Hf6 17.Sc4 Sf4 Premnath,R - Shyam,NP Nagpur 2008; 10.h3 Sbd7 11.We1 a5 12.Wb1 Sb6 13.Hc2 Gd7 14.Gb5 a4 15.c4 Gc8 16.Sf1 e6 17.Sg3 Se8 Kiesekamp,M - Haemmerlin,T Berlin 2000) 10...Sbd7 (10...Hc7 11.We1 Sfd7 12.Hc2 Sb6 13.c4 Gd7 14.Gb2 Ga4 15.Hc1 Gxb2 16.Wxb2 f6 17.Sf1 Ge8 Hernandez,I - Torres Garrigos,D Mislata 2001) 11.We1 (11.Hc2 Sb6 (11...Sg4 12.c4 (12.Ge2 Sde5 13.Sxe5 Sxe5 14.h3 Hc7 15.f4 Sd7 16.c4 Wb8 17.Gb2 Wxb2 Medancic,R - Jovanic,O Opatija/Kastav 2000) 12...Sge5 13.Ge2 Hc7 14.Se1 Sb6 15.h3 e6 16.f4 Sed7 17.Sef3 exd5 Milanovic,D - Nestorovic,DN Zlatibor 2006) 12.We1 Hc7 (12...Gd7 13.Gb5 e6 14.c4 Gxb5 15.Wxb5 exd5 16.cxd5 We8 17.a4 c4 Prakash,GB - Ehlvest,J Dhaka 2001) 13.c4 Sh5 14.Sf1 e5 15.Sg3 Sf4 16.Gxf4 exf4 17.Se2 1-0 Epishin,V - Teran Alvarez,I Catalan Bay 2007; 11.c4 Sh5 (11...Sb6 12.Sb3 e6 13.h3 exd5 14.exd5 Ga6 15.Sa5 Sbxd5 16.Sc6 Sc3 17.He1 Hd7 Svetushkin,D - Baklanov,V Eforie Nord 2009; 11...Hc7 12.Hc2 (12.Gb2 Wb8 13.Hc2 Sg4 14.Gxg7 Kxg7 15.Hc3+ Kg8 16.Wxb8 Hxb8 17.Wb1 Hc7 Ornstein,A - Brynell,S Sollentuna 1995) 12...e5 13.g3 Wb8 14.Sb3 Sb6 15.Sh4 He7 16.Gg5 h6 17.Gd2 Sh5 Yrjola,J - Szamoskozi,G Budapest 2006; 11...Sg4 12.h3 Sge5 13.Sxe5 Sxe5 14.Ge2 e6 15.f4 Sd7 16.Sf3 e5 17.Ha4 h6 Ionescu,DA - Herman,T Aggtelek 1999) 12.Sb3 e5 13.g3 h6 14.Se1 Sdf6 15.Sg2 Sh7 16.f4 exf4 17.gxf4 f5 Garcia Palermo,CH - Felgaer,R Pinamar 2002) 11...Sb6 (11...Sg4 12.c4 Ha5 13.Hc2 Sde5 14.Sxe5 Sxe5 15.Gf1 Gd7 16.We3 Wab8 17.Wa3 Hc7 Goganov,A - Levin,EA St Petersburg 2009) 12.c4 e5 13.dxe6 Gxe6 14.Gb2 Sfd7 15.Gxg7 Kxg7 16.Hc2 Se5 17.Gf1 Hf6 Akopian,V - Tregubov,PV Mainz 2009;
8.Ga3 Hc7 9.Sgf3 d6 10.0-0 Sbd7 11.Wb1 Sb6 12.Gb5+ Gd7 13.Gxd7+ Hxd7 14.c4 0-0 15.Wb3 Wfb8 16.Hc2 Hc7 17.Gb2 Sbd7 Rodrigues,A - Anil,AF em 2002]
8...0-0 [8...d6 9.0-0 0-0 - game] 9.0-0 d6 ostatni ruch z książki [9...e6 10.Sf4 exd5 (10...e5 11.Se2 d6 12.Sc4+/= ) 11.e5!? (11.exd5 d6 /\Sbd7-e5 <=> (11...Gb7!? ) ) 11...Se8 12.Sxd5 Sc6! (12...Gxe5 13.Sc4 Gg7 14.Gf4 ) 13.Sf3 (13.f4?! d6=/+ ) 13...Sxe5 14.Sxe5 Gxe5 15.We1 d6 (15...Gg7 16.Se7+ (16.Wb1!? /\ Hf3) 16...Kh8 17.Gg5 ) 16.Gh6 Ge6! (16...Gxh2+? 17.Kxh2 Hh4+ 18.Kg1 Hxh6 19.Wxe8! ; 16...Gg7 17.Se7+ Kh8 18.Gxg7+ Sxg7 19.Ge4 ; 16...Sg7 17.f4! Gb7!? (17...Gf6 18.Hd2!+/- /\ Sf6; Gg5+- ) 18.fxe5 Gxd5 19.Gf1 ) 17.Gxf8 Gxd5 18.Wxe5! (18.Gh6 Gxc3 19.Gxg6 ) 18...dxe5 19.Gxc5 Epishin,V - Khalifman,A Burgas/Elenite 1994]
10.Sg3 [10.Wb1 Sbd7 11.f4 Sb6 (11...Hc7 12.c4 Wb8 13.Wb3 Wxb3 14.axb3 Sb8 15.h3 Sa6 16.Sf3 Sd7 17.Gd2 Sb4 18.Gb1 a5 19.Gc3 Ga6 Yuneev,A - Stojanovski,D Wijk aan Zee 2000) 12.c4 Sfd7 13.Hc2 e5 14.f5 Sf6 15.Sf3 gxf5 16.exf5 e4 17.Gxe4 Sxe4 18.Hxe4 We8 19.Hd3 Ga6 Driessens,P - Breuker,DM Maastricht 2009;
10.Sc4 Ga6 (10...Sbd7 11.Hc2 Sb6 12.Gb2 Ga6 13.Sxb6 Gxd3 14.Hxd3 Hxb6 15.Wab1 Sg4 16.Hc2 Wab8 17.Ga1 Ha6 18.h3 Se5 19.Wxb8 Wxb8 Ouakhir,M - Moret,V Val d'Isere 2002) 11.Hc2 (11.Sg3 Sbd7 12.f4 Sb6 13.He2 Gxc4 14.Gxc4 Sxc4 15.Hxc4 Wb8 16.e5 dxe5 17.Hxc5 Hxd5 18.Hxa7 exf4 19.Gxf4 Wb2 Karr,JP - Adrian,C St Lorain 1999) 11...Sxe4 12.Gxe4 Gxc4 13.Gf3 Sd7 14.Gf4 Se5 15.Ge4 Ha5 16.h4 Ha6 17.Wfe1 f5 18.Gxe5 Gxe5 19.Gf3 Ha3 Cuesta Bustos,S - Ruiz Jimenez,FJ Mancha Real 2000]
10...e6 czarne grożą zdobyciem materiału: e6xd5 11.Wb1 exd5 12.exd5 Sbd7 13.c4 czarne mają ścieśnioną pozycję 13...Se5 14.Ge2 h5 15.Sf3 [15.f4 Seg4 16.Sf3 h4 17.Sxh4 Sxd5 18.Hxd5 Gd4+ 19.Kh1 Ge6= ] 15...Sxf3+ 16.Gxf3 h4 17.Se4 We8 czarne grożą zdobyciem materiału: We8xe4 18.Gg5 białe grożą zdobyciem materiału: Gg5xh4 18...Gf5 czarne grożą zdobyciem materiału: Gf5xe4 19.We1 We5 20.Gxf6 [20.Hc1 He7 21.Sxf6+ Gxf6 22.Wxe5 Hxe5= ]
20...Gxf6=/+ 21.g4 [21.We2 Gg7=/+ ] 21...Gxe4 22.Gxe4 na szachownicy pojawiły się gońce przeciwnego koloru 22...Hd7 23.Hf3 białe grożą zdobyciem materiału: Hf3xf6 23...Wae8 24.We2 Kg7 25.h3 He7 26.Wbe1 Hb7 27.Hd3 [27.Hb3 W5e7 28.Gd3 Hc7=/+ ] 27...Wb8 28.Ha3 [28.f4 Wee8=/+ ] 28...Hb4 czarne grożą zdobyciem materiału: Hb4xa3 29.Hc1 [29.Hxa7? nie przynosi oczekiwanych rezultatów 29...We7 30.Ha6 Wb6-+ ] 29...Wb6 30.Kg2 [30.Hc2 Ha5=/+ ]
30...Wa6 31.Hc2 [31.Wc2 Gg5 32.Ha1 Wa3=/+ ] 31...Wa3-/+ 32.Wc1 We7 33.Gd3 [33.Hd1!?-/+ ] 33...Wb7 34.Hd1 Ha4 35.Hxa4 Wxa4 36.Wcc2 [36.Wf1!?-/+ ] 36...Wb1-+ 37.Wcd2 [37.We8 Wa1-+ ] 37...Wa1 38.Wc2 Gd4 39.Wcd2 [39.g5 Ge5-+ ] 39...Wa3 40.We4 [40.We8 Gc3 41.Wc2 Ge5-+ ]
40...W1xa2 [40...W3xa2 wygląda jeszcze lepiej 41.Wxa2 Wxa2 42.We2-+ ] 41.Wxa2 [41.Wee2 nie zmienia sytuacji w tej partii 41...Wxd2 42.Wxd2 a5-+ ] 41...Wxa2 42.We2 Wa1 43.Gc2 [43.We8 a5 44.Ge2 a4-+ ] 43...a5 44.Gb3 [44.Kf3 nie rozwiązuje problemu 44...a4-+ ] 44...a4 45.Ga2 [45.Gc2 nie jest posunięciem ratujacym sytuację 45...Kf6-+ ] 45...Kf6 0-1
