SM-2010-0-00101, 07.03.2010
fot: Leonids Borisovs
D12: Obrona słowiańska: 3. Sf3 Sf6 4. e3 Gf5 1.d4 d5 2.Sf3 Sf6 3.c4 c6 4.e3 Gf5 5.Sc3 e6 6.Sh4 Gg6 7.Sxg6 hxg6 8.h3 Sbd7 [8...dxc4 9.Gxc4 Sd5 10.0-0 Gd6 11.e4 Sxc3 12.bxc3 Sd7 13.e5 Ge7 14.Gb3 0-0 15.We1 Wc8 16.c4 b5 17.cxb5 cxb5 18.d5 Foord,D - Oskarsson,AI Edinburgh 2009]
9.Gd2 [9.Ge2 Hc7 (9...Ge7 1/2-1/2 Weetik,V - Lastin,A Belorechensk 2007) 10.Gd2 Ge7 11.Wc1 a6 12.Hb3 dxc4 13.Gxc4 g5 14.e4 g4 15.e5 Sg8 16.Se4 Wd8 17.Hg3 Sf8 18.Hxg4 Sg6 Voiska,M - Stolarczyk,A Dresden 2008;
9.c5 Hc7 (9...Ge7 10.Gd3 e5 11.0-0 Hc7 12.Wb1 g5 13.b4 g4 14.Gf5 gxh3 15.Gxh3 e4 16.f4 a6 17.a4 g5 18.b5 axb5 Sadowski,M - Zimmermann,F ws 2006) 10.b4 Ge7 11.Ge2 e5 12.b5 Sf8 13.Wb1 Se6 14.Ha4 0-0 15.0-0 Wfb8 16.Gf3 Sg5 17.Ge2 Se6 - 15 ... Wfb8 18.Wd1 exd4 Sadowski,M - Schmidt,HW ws 2007;
9.Hc2 Gd6 (9...Gb4 10.Gd2 Sb6 11.c5 Sbd7 12.Gd3 Ga5 13.f4 b6 14.cxb6 axb6 15.0-0 0-0 16.a3 c5 17.b3 He7 18.Hb2 Wfe8 Inarkiev,E - Dzhakaev,D Silviri 2003) 10.b3 (10.Ge2 e5 (10...He7 11.Gd2 dxc4 12.Gxc4 - 9 Gd2 Gd6 10 Hc2 He7 11 Gd3 dxc4 12 Gxc4; 10...dxc4 11.Gxc4 Sd5 12.a3 Hg5 13.f4 Hg3+ 14.Hf2 Hxf2+ 15.Kxf2 S7f6 16.Kf3 Sxc3 17.bxc3 Sd5 18.Gd2 b5 Freder,H - Tienes,R Ellwangen 2002; 10...0-0 11.0-0 dxc4 (11...He7 12.f4 (12.Wd1 Wfd8 13.b3 e5 14.Gb2 e4 15.a3 Wac8 16.Hd2 Sf8 17.b4 S8h7 18.b5 Gb8 Bernasek,J - Hochstrasser,M Steinbrunn 2005) 12...c5 13.b3 Wac8 14.Gb2 a6 15.a4 Sb8 16.Wad1 Sc6 17.Kh1 Wfd8 18.dxc5 Gxc5 Plachetka,J - Meszaros,M Banska Stiavnica 2007) 12.Gxc4 c5 (12...He7 13.Gd2 - 9 Gd2 Gd6 10 Hc2 He7 11 Gd3 0-0 12 0-0 dxc4 13 Gxc4) 13.Se4 Sxe4 14.Hxe4 Hc7 15.dxc5 Sxc5 16.Hg4 Ge5 17.Wb1 Wfd8 18.b3 Sd3 Demina,J - Shumiakina,T Miass 2007) 11.cxd5 cxd5 12.dxe5 Sxe5 13.Hb3 0-0 14.0-0 g5 15.Sxd5 g4 16.Sxf6+ Hxf6 17.hxg4 Hh4 18.g3 Hh3 Karavade,E - Ismail,A Kuala Lumpur 2008) 10...He7 11.Gb2 a5 12.Wd1 Gb4 13.Ge2 g5 14.0-0 g4 15.hxg4 Gxc3 16.Gxc3 Se4 17.g3 Hg5 18.Kg2 Sdf6 Koch,S - De Blecourt,S DENtt 2008;
9.Gd3 Gd6 (9...Ge7 10.Hc2 dxc4 11.Gxc4 Sd5 12.a3 Hc7 13.Gd2 Sxc3 14.Gxc3 Sf6 15.b3 0-0 16.h4 Wac8 17.b4 Sd5 18.Gd2 Gf6 Ribeiro,S - Pimentel,FG Vitoria 1961) 10.He2 (10.e4 dxe4 11.Sxe4 Sxe4 12.Gxe4 Sf6 13.Gd3 Gb4+ 14.Kf1 1/2-1/2 Cardena,M - Camara,A Merida 1997; 10.Hb3 dxc4 11.Gxc4 Sb6 12.Ge2 0-0 13.0-0 He7 14.e4 e5 15.d5 cxd5 16.exd5 e4 17.Wd1 He5 18.g3 Gc5 Luft,A - Egelriede,N Baunatal 2000; 10.Gd2 - game; 10.a3 He7 (10...0-0 11.0-0 He7 12.We1 dxc4 13.Gxc4 e5 14.Ga2 Wad8 15.f4 e4 16.Wf1 Sb6 17.Gd2 c5 18.He2 cxd4 Vyzmanavin,A - Kramnik,V Paris 1994) 11.He2 dxc4 12.Gxc4 e5 13.dxe5 Sxe5 14.Gb3 0-0 15.0-0 Sed7 16.Gd2 Sc5 17.Gc2 Wfe8 18.Wad1 Wad8 Lupik,M - Styazhkina,A St Petersburg 2008; 10.0-0 0-0 (10...g5 11.e4 dxe4 12.Sxe4 Sxe4 13.Gxe4 f5 14.Gc2 Hf6 15.d5 cxd5 16.cxd5 e5 17.Ga4 a6 18.Gxd7+ Kxd7 Karhanek,P - Pecha,T Orlova 2008) 11.f4 (11.e4 dxe4 12.Sxe4 Sxe4 13.Gxe4 Hc7 14.b3 Wfd8 15.Gb2 Sf6 16.Gd3 c5 17.dxc5 Gxc5 18.He2 Gd4 Kaganskiy,G - Erenburg,S Tel Aviv 2002) 11...c5 12.cxd5 exd5 13.f5 g5 14.Hf3 Sb8 15.Kh1 Sc6 16.Sxd5 cxd4 17.exd4 Sxd4 18.Sxf6+ Tancev,Z - Nestorovic,N Struga 2009) 10...a5 11.a3 Hc7 12.c5 Ge7 13.e4 dxe4 14.Sxe4 Sxe4 15.Gxe4 Sf6 (15...Gf6 16.Gf3 0-0-0 17.0-0 Gxd4 18.Ge3 Sxc5 Tarasov,AN - Smotraeva,V Novokuznetsk 2009) 16.Gf3 0-0 17.0-0 Wfd8 18.Ge3 a4 Kotenko,V - Kuzminyh,V Novokuznetsk 2010;
9.cxd5 exd5 10.Gd3 Hc7 11.Gd2 0-0-0 12.Wc1 a6 13.Hb3 g5 14.Wf1 We8 15.Kd1 Gd6 16.Kc2 Sb6 17.Kb1 Kb8 18.f3 Hd8 Schon,A - Norrelykke,SGJ ws 2007]
9...Gd6 [9...Ge7 10.b3 (10.Gd3 0-0 11.b3 We8 12.0-0 Wc8 13.Wc1 Gf8 14.e4 dxe4 15.Sxe4 Sxe4 16.Gxe4 Sf6 17.Gg5 Ha5 18.Gxf6 gxf6 19.Hc2 Quiring,J - Jiganchine,R Edmonton 2000) 10...0-0 11.Ge2 dxc4 12.bxc4 c5 13.d5 exd5 14.cxd5 We8 15.0-0 Gd6 16.f4 c4 17.Gxc4 Sc5 18.Ge2 Sce4 19.Sxe4 Ernst,S - Lemmers,O NEDtt 2008;
9...dxc4 10.Gxc4 Ge7 11.Hb3 Sb6 12.Ge2 0-0 13.0-0 We8 14.Wad1 Hc7 15.e4 e5 16.d5 cxd5 17.exd5 a6 18.Ge3 Sbd7 19.g4 Ptaff,H - Beudignon,S ws 2008;
9...a6 10.Gd3 g5 11.He2 dxc4 12.Gxc4 c5 13.d5 exd5 14.Gxd5 Sxd5 15.Sxd5 Se5 16.e4 c4 17.0-0-0 Sd3+ 18.Kb1 Gd6 19.Gc3 Eljanov,P - Bareev,E Sochi 2005]
10.Gd3 [10.c5 Gc7 11.Gd3 (11.Ge2 e5 12.b4 b5 13.a4 a6 14.Wa2 e4 15.Ha1 0-0 16.0-0 Hb8 17.f4 Sh7 18.Hb2 Hb7 19.Wfa1 f5 Swiech,P - Kadziela,K Kolobrzeg 2005) 11...e5 12.0-0 e4 13.Ge2 Sf8 14.Hb3 Hc8 15.f3 exf3 16.Gxf3 Hd7 17.e4 dxe4 18.Sxe4 Sxe4 19.Gxe4 Se6 Laurent,C - Grifoll Miro,J ws 2008;
10.Wc1 He7 11.Ge2 (11.Hc2 a6 12.Ge2 Wd8 13.a4 Gb4 14.b3 0-0 15.0-0 e5 16.dxe5 Sxe5 17.cxd5 cxd5 18.Wfd1 Sc6 19.Ha2 d4 Pytel,K - Grabarczyk,M Police 2005) 11...0-0 12.0-0 dxc4 13.Gxc4 e5 14.Hc2 Sb6 1/2-1/2 Shalimov,V - Iljushin,A Sochi 2007;
10.cxd5 exd5 11.Gd3 0-0 12.Hc2 Wc8 13.0-0-0 c5 14.Kb1 a6 15.g4 c4 16.Ge2 b5 17.Gf3 Sb6 18.g5 b4 19.gxf6 bxc3 Iljushin,A - Vetryansky,V Saratov 2009;
10.Hb3 Wb8 11.cxd5 (11.0-0-0!? ) 11...exd5 12.Gd3 b5 13.Hc2 He7 14.Se2 (14.a3!? g5 15.b4 g4 16.Se2 ) 14...c5 15.dxc5 Sxc5 16.Sd4 (16.Gc3 Sxd3+ 17.Hxd3 He4 18.Hxe4+ dxe4 19.Gd4+/= ) 16...Hd7 (16...Sxd3+ 17.Hxd3 He4 18.Hxe4+ dxe4 19.Ke2+/= ) 17.Wd1 b4 18.Gc1 Kf8 (18...0-0 19.0-0 Wfc8= ) 19.He2 Wc8 Volkov,S - Galliamova,A Moskva 2005;
10.Hc2 0-0 (10...e5 11.cxd5 Sxd5 12.Sxd5 cxd5 13.Hb3 He7 14.Gc3 exd4 15.Gxd4 Gb4+ 16.Kd1 0-0 17.Wc1 Gc5 18.Gc3 b6 19.Gd3 Wac8 Jegorovas,A - Cmilis,V Panevezys 2006; 10...a6 11.cxd5 cxd5 12.Gd3 Wc8 13.0-0 g5 14.e4 dxe4 15.Gxe4 g4 16.Gxb7 Wc7 17.Ge4 Sxe4 18.Hxe4 Sf6 19.Hd3 gxh3 Saic,I - Al Sayed,MN Dresden 2008; 10...He7 11.0-0-0 (11.cxd5 exd5 12.Gd3 0-0 13.0-0 Wfe8 14.Wab1 Wac8 15.Hb3 Sf8 16.Wbe1 Se6 17.f4 Gb8 18.We2 Hc7 19.g3 a6 Milanovic,D - Nadj Hedjesi,B Subotica 2005; 11.Gd3 - 10 Gd3 He7 11 Hc2) 11...Gc7 12.Gd3 dxc4 13.Gxc4 0-0-0 14.Kb1 e5 15.Gb3 Sb6 16.dxe5 Gxe5 17.Whe1 Sfd5 18.Sxd5 Sxd5 19.He4 Whe8 Zhou Jianchao - Bu Xiangzhi Xinghua Jiangsu 2009) 11.0-0-0 (11.Ge2 a6 (11...dxc4 12.Gxc4 Wc8 13.0-0 Gb8 14.Wad1 Hc7 15.g3 b5 1/2-1/2 Corrales,F - Hernadez,H Havana 2005; 11...Wc8 12.Hb3 Hb6 13.Hxb6 axb6 14.0-0 dxc4 15.Gxc4 e5 16.Ge2 b5 17.a4 exd4 18.exd4 bxa4 19.Wxa4 Sb6 Dambrauskas,V - Ferguson,M Kallithea 2008) 12.c5 Gc7 13.f4 Sh5 14.Gxh5 gxh5 15.0-0-0 b6 16.cxb6 Sxb6 17.g4 h4 18.Sa4 Sxa4 19.Hxa4 Gd6 Barsov,A - Simbolin,Y Dresden 2008) 11...He7 12.g4 dxc4 13.g5 Sd5 14.h4 c5 15.Sxd5 exd5 16.Gg2 cxd4 17.exd4 Sb6 18.h5 c3 19.bxc3 Ga3+ Iturrizaga Bonelli,E - Giri,A Wijk aan Zee 2009]
10...dxc4 [10...0-0 11.0-0 We8 12.Hb3 Hc7 13.Wac1 Wad8 0-1 Taboas Rodriguez,D - Marquez Abreu,CJ ws 2005;
10...a6 11.e4 dxe4 12.Sxe4 Sxe4 13.Gxe4 Hf6 14.Gc3 Hf4 15.He2 Sf6 16.Gf3 Kf8 17.g3 Hf5 18.0-0-0 1-0 Saeed,I - Al Hasnawi,H Tehran 2008;
10...He7 11.Hc2 (11.Hb3 dxc4 12.Gxc4 Sb6 (12...b5 13.Gd3 a6 14.a4 b4 15.Se4 Sxe4 16.Gxe4 Wc8 17.Wc1 Sb8 18.a5 0-0 19.0-0 c5 20.dxc5 Kantaria,M - Stura,G Tbilisi 2002) 13.Gd3 e5 14.dxe5 Gxe5 15.Se4 Sxe4 16.Gxe4 0-0-0 17.Gb4 Gd6 18.Gxd6 Hxe4 19.0-0-0 Sd5 20.Gc5 Eletskikh,A - Azaladze,S Herzeg Novi 2005) 11...dxc4 (11...0-0 12.0-0 dxc4 13.Gxc4 - 10 ...dxc4 11 Gxc4 0-0 12 0-0 He7 13 Hc2) 12.Gxc4 - game]
11.Gxc4 He7 [11...e5 12.dxe5 Gxe5 (12...Sxe5 13.Ge2 He7 14.Hc2 Sed7 15.0-0-0 0-0-0 - 11 ...He7 12 Hc2 e5 13 0-0-0 0-0-0 14 dxe5 Sxe5 15 Ge2 Sed7) 13.Hc2 He7 - 11 ...He7 12 Hc2 e5 13 dxe5 Gxe5; 11...Sb6 12.Ge2 e5 13.dxe5 Gxe5 14.Hc2 He7 - 11 ...He7 12 Hc2 Sb6 13 Ge2 e5 14 dxe5 Gxe5; 11...0-0 12.0-0 He7 (12...e5 13.dxe5 Sxe5 14.Ge2 g5 15.e4 Sh7 16.Ge3 He7 17.Hc2 Wfd8 18.Sa4 Sf8 19.Sc5 b6 20.Sb3 Se6 21.Wfd1 Karpov,A - Akopian,V Sochi 2006) 13.Hc2 Wac8 (13...c5 14.dxc5 Gxc5 15.Ge2 (15.Wfd1 Wac8 16.Ge2 - 15 Ge2 Wac8 16 Wfd1) 15...Wac8 16.Wfd1 Wfd8 17.Ge1 Gb6 (17...a6 18.Wac1 1/2-1/2 Monasterio,MG - Lemancyk,T em 2005) 18.Ha4 (18.Wac1 Se5 19.Hb3 Wxd1 20.Wxd1 Hc7 21.Sb5 Malakhov,V - Haznedaroglu,K Tripoli 2004) 18...g5 19.Wac1 Se5 20.Kh1 Sg6 21.Hb3 Almeida,O - Haznedaroglu,K Havana 2006) 14.Se4 Sxe4 15.Hxe4 1/2-1/2 Enchev,I - Murariu,A Bucharest 2010]
12.Hc2 e5 czarne grożą zdobyciem materiału: e5xd4 [12...a6 13.e4 e5 14.dxe5 Gxe5 15.0-0-0 b5 16.Ge2 Sc5 17.f3 0-0 18.Ge3 Se6 19.Kb1 Wfd8 20.g4 Wxd1+ 21.Wxd1 g5 22.Hc1 Ariel,D - Ippolito,D New York 1998;
12...Sb6 13.Ge2 (13.Gd3 e5 14.dxe5 Gxe5 15.a4 a5 16.e4 Gd4 17.Se2 Gc5 18.Wc1 Sbd7 19.Gc3 Sg4 20.Gd4 Gb4+ 21.Gc3 Sde5 22.Sg3 Costa Brandao,M - Rosa da Silva,AC Santos 2007) 13...e5 (13...Wc8 14.Hb3 0-0 15.0-0-0 c5 16.dxc5 Gxc5 17.Kb1 Wfd8 18.Gc1 Sbd5 19.Sxd5 exd5 20.Gf3 b6 21.Ka1 He5 22.a3 Sanchez,VH - Zuluaga Mancilla,C Buga 2009) 14.dxe5 Gxe5 15.0-0-0 (15.0-0 He6 16.Hb3 Hxb3 17.axb3 0-0-0 18.Wfd1 a6 19.Kf1 Whe8 20.Ge1 Wxd1 21.Wxd1 Sfd7 22.Gc4 Halkias,S - Hirneise,T Caleta 2010) 15...0-0-0 16.Kb1 Hc5 (16...Kb8 17.Sa4 Sbd5 18.Gf3 Gd6 19.Ga5 Wd7 20.Sc3 Sxc3+ 21.Gxc3 Whd8 22.Ha4 Pettersson,H - Savegren,K ws 2005; 16...Whe8 17.Gf3 Sc4 18.Gc1 Hb4 19.Ka1 Sd7 20.Se4 Sdb6 21.Hb3 He7 22.Kb1 Malakhov,V - Dreev,A Khant Mansyisk 2005) 17.Wc1 Sbd5 18.Sxd5 Hxd5 19.Gb4 Hxg2 (19...He4 20.a3 Wd7 21.Gf3 Hxc2+ 22.Wxc2 Dziuba,M - Rutkowski,M Warszawa 2010) 20.f4 Hg3 21.fxe5 Hxe5 22.Gc5 Chadaev,N - Malakhov,V Dagomys 2010]
13.0-0 [13.0-0-0 0-0-0 14.dxe5 Sxe5 15.Ge2 Sed7 1/2-1/2 Loeffler,S Novikovic,M AUTtt 2001 16.Kb1 (16.e4 Ge5 17.f3 Sc5<=> ) 16...Kb8 17.Gc1 Sc5 18.f4!? /\ Gf3, e4 (18.f3 /\ e4 18...g5 19.e4 (19.Hf5?! g6 20.Hxg5? Wh5-+ ) 19...Gf4 20.Gc4 Sfd7<=> ) 18...g5 (18...Sce4 19.Sxe4 Sxe4 20.Gf3 Sg3 (20...f5 21.Gxe4 ) 21.Whe1 (21.Whg1 ) ) 19.Gf3 (19.fxg5 Sfe4 20.Sxe4 (20.g6 Sf2=/+ ) 20...Sxe4<=> ) 19...Se6 20.g3 (20.f5 Sc5 21.b4 Scd7 22.b5 c5 ) 20...Gc7<=> 21.Wxd8+ Wxd8 22.Wd1 Wh8 Golod,V - Gurevich,M Saint Vincent 2003;
13.dxe5 Gxe5 14.Ge2 (14.0-0-0 0-0-0 15.Whe1 Gc7 16.Kb1 g5 17.Gc1 Kb8 18.f4 Sb6 19.Gb3 g4 20.hxg4 Sxg4 21.e4 f6 22.Wxd8+ Wxd8 Van Wely,L - Gelfand,B Monte Carlo 2003) 14...Sc5 15.Wd1 0-0 16.0-0 Gc7 1/2-1/2 Golod,V - Erenburg,S Ashdod 2003; 13.0-0-0 0-0-0+/= ]
13...0-0-0 14.Wad1 [14.d5 Sb6 15.Gb3= ] 14...e4 [14...Gc7 15.dxe5 Sxe5 16.Ge2= ] 15.f3 [15.b4 Sb6 16.Gb3 Kb8= ] 15...exf3 16.Wxf3 g5 17.g4 Gc7 18.Gb3 Wh6 [18...Wh7 19.Gc1= ] 19.Gc1 [19.Ge1 Kb8= ] 19...Wdh8 20.Hg2 Gb6 [20...Wh4 21.e4 Sxg4 22.Wxf7= ] 21.Kf1 c5 22.Gd2 Sb8 czarne mają aktywną pozycję [22...a6 23.Sa4= ] 23.Sa4+/= Sc6 24.Wc1 Se4 czarne mają atak królem [24...Kb8 25.Sxc5 Gxc5 26.Wxc5+/= (‹26.dxc5 Se5 27.Wg3 Sd3=/+ ) ] 25.Ge1 f6 [25...We8 26.Gd5 Sf6 27.Gxc6 bxc6 28.He2+/- ] 26.Gd5+/- Wd8 27.Wf5 g6 czarne grożą zdobyciem materiału: g6xf5
28.Gxe4 [słabsze niż 28.Hxe4 Hxe4 29.Gxe4 gxf5 30.Gxf5+ Kb8 31.Sxb6 axb6 32.Gg3+ Ka7= ] 28...gxf5 29.gxf5 czarne wygrywają wymianę 29...Wxh3 30.Gxc6 [gorsze od 30.Hxh3 Hxe4 31.Sxc5 Gxc5 32.Wxc5 b6= ; nie 30.Sxb6+ axb6 31.Gxc6 Hxe3 32.Gxb7+ Kb8+/= ] 30...Hxe3 31.Gxb7+ Kb8 32.Wc3 Hf4+ 33.Wf3 Wxf3+ 34.Gxf3 Hxd4 35.Sc3 Hd3+ 36.He2 Gc7 [36...Ga5 37.Hxd3 Wxd3 38.Ke2+/- ] 37.Se4 [37.Hxd3 Wxd3 38.Ke2 Wd7+/- ] 37...c4+/= 38.Sxf6 Hxf5 39.Gc3 goniec blokuje c4 39...Hd3 [39...Hh3+ 40.Hg2 Hf5 41.Hg4 Wd1+ 42.Kg2 Hxg4+ 43.Sxg4+/= ] 40.Ge4 [40.Hxd3 cxd3 41.Ke1 Kc8+/- ] 40...Hh3++/= 41.Hg2 białe grożą zdobyciem materiału: Hg2xh3 41...He3 [41...Wd1+!? ma pewne zalety 42.Kf2 Hxg2+ 43.Gxg2 Wa1+/= ]
DIAGRAM
42.Hf3+/- Hc1+ 43.Kg2 Wd1 44.Hf2 Hf4 45.Hxf4 Gxf4 46.Gd5 Gc1 47.Gf3 Wd3 48.Ge2 [48.Se4 Gf4+/- ] 48...Wd8 [48...Gxb2!? 49.Gxd3 cxd3+- ] 49.Kf3+- Wc8 50.Ke4 Kb7 51.Kd4 Gf4 [51...Kc6 52.Kxc4 Kb7+ 53.Kb4+- ] 52.a4 [52.Gf3+ Kb8+- ] 52...Wc7 [52...a6 53.Gg4 Wc7 54.Ge6+- ] 53.Sd5 Wf7 54.Kxc4 Wf8 55.Gf3 Kb8 [55...Gc7 56.Sf6+ Kc8 57.Gd5+- ] 56.Gb4 Wf7 [56...Wc8+ 57.Kb5 Wd8 58.Ge7+- ] 57.Gh5 Wd7 [57...Wh7 nie ratuje sytuacji 58.Sxf4 gxf4 59.Gd6+ Kc8 60.Gg4+ Kd8 61.Gxf4+- ] 58.Gg4 Wd8 59.Sxf4 gxf4 60.Gc3 Kb7 [60...a6 nie zdobyłoby żadnej nagrody 61.Ge5+ Ka7 62.b4+- ] 61.Gf3+ Kc8 62.b4 Wg8 63.Gd4 [63.Gd4 a6 64.b5 axb5+ 65.axb5+- ] 1-0
