(815) C60 [C60]
1995



1.e4 e5 2.Cf3 Cc6 3.Ab5 Cge7 4.0-0
[4.c3 a6 (4...g6 5.d4 Ag7 (5...exd4?! 6.cxd4 (6.Ag5 Ag7 7.Cxd4 Cxd4 8.cxd4 c6 9.Aa4 Da5+ 10.Ad2 Db6 Smirin-Kr.Georgiev, Manila(ol) 1992 1/2:1/2) 6...d5 (6...Ag7 7.d5 Cb8 (7...Ce5!? ) 8.Cc3 a6 9.Aa4 b5 10.Ab3 d6 11.Ae3+/- Spassky-Lehmann, Solingen 1974; 6...a6 7.Aa4 Ag7 8.d5 b5 9.Ac2 Ca5 10.Cc3 0-0 11.0-0 d6 12.Cd4 c6 13.Cxc6 Cexc6 14.dxc6 Cxc6 15.Ae3 Ab7 16.Tb1 Tc8 Rodriguez-G.Garcia, Bogota 1991) 7.Ag5!? (7.e5 Ag7 8.Ag5 0-0 9.Axc6 bxc6 10.0-0 h6 11.Ah4 g5 12.Ag3 Cf5 13.h3 Tb8~~ Gipslis-Smyslov, USSR 1979; 7.exd5 Cxd5 8.0-0 Ag7+/= -4.0-0) 7...dxe4 (7...Ag7 8.exd5 Dxd5 9.Cc3+/- ) 8.Af6 Tg8 9.Cg5+/- ) 6.d5 (6.0-0 0-0 7.dxe5 Cxe5 8.Cxe5 Axe5 9.Ah6 Te8 10.f4 Ag7 (10...Af6 11.Cd2 c6 12.Ad3 d5 13.f5 gxf5 14.exf5 Rh8 15.Dh5 Cg8 16.Af4 Db6+ 17.Rh1 Dxb2 18.Tad1 Dxc3 19.Tf3 Ag7 20.Tg3 Henao-Sariego, Bayamo 1990) 11.Axg7 Rxg7 12.Dd4+ Rg8 13.Cd2 c6 14.Aa4 d5 15.Ab3 dxe4 16.Dxd8 Txd8 17.Cxe4 Af5 18.Cg5 Cd5 19.g3 a5 20.a4 Ta6= Bjork-Rivas Pastor, Groningen 1977) 6...a6 7.Ae2 Ca7 8.c4 d6 9.Cc3 0-0 10.h4 f5 11.h5+/- Spassky-Sanz, Monttilla 1978; 4...d6 5.0-0+/= -4.0-0; 4...d5 5.Cxe5 (5.Da4 a6! (5...dxe4 6.Dxe4 (6.Cxe5 Dd5+/= -5.Cxe5) 6...a6 7.Aa4 b5 8.Ab3+/= /\8...Af5? 9.Cxe5!; 5...Ad7 6.exd5 Cxd5 7.De4 Cf6 8.De2 e4 9.d3 De7 10.dxe4 Dxe4 11.Ae3 Ad6 12.Cbd2 De7 13.Cc4+/= Ostojic-De Greiff, Bogota 1977; 5...f6 6.exd5 Dxd5 7.0-0 Ad7 8.d4 exd4 9.cxd4 Ce5 10.Cc3 Cxf3+ 11.gxf3 Df5 12.d5 Cg6 13.Te1+ Ae7 14.Af4 Cxf4 15.Axd7+ Dxd7 16.Dxf4 0-0 17.Te6 Tad8 18.Tae1 Ad6 19.Dc4 Ae5= Laketic-Sorokin, Cheljabinsk 1992) 6.Axc6+ Cxc6 7.0-0 (7.Cxe5? Dg5! 8.Cxc6 Dxg2-+ ) 7...b5 8.Dc2 Ab7 (8...Ag4!? ) 9.d3 Ae7=/+ ) 5...dxe4 6.De2 (6.d4 exd3 7.Df3 Ae6 8.Cxc6 (8.0-0 Dd5 9.Dxd5 Axd5 10.Cxc6 Cxc6 11.Axd3 0-0-0=/+ Ostojic-Deze, Jugoslavia(ch) 1969) 8...Cxc6 9.Axc6+ bxc6 10.Dxc6+ Ad7 11.Df3 Ad6 12.Ag5 f6 13.Ae3 0-0 14.Cd2 Rh8 15.0-0 Ae6 16.Af4 Tb8 17.b3 Af7 18.Tad1 Te8 19.Axd6 Dxd6 20.Dg3~~ Haba-Arkhipov, Kecskemet 1992; 6.Da4 Dd5 7.f4 (7.Cxc6 Cxc6 8.0-0 Ad6 9.Te1 0-0 10.Axc6 bxc6 11.Dxe4 Dh5 Lutt-Keres, corr. 1933) 7...Ad7 (7...Ae6? 8.Ca3 e3 9.0-0 exd2 10.Axd2 0-0-0 11.Ae3+- Gufeld-Sanz, Tbilisi 1980; 7...exf3 8.Cxf3 Ad7 (8...Ae6!? 9.0-0 0-0-0 10.d4 Dh5 ; 8...Dh5!? ) 9.0-0 a6 10.Ae2 Cg6 11.d4 Ae7 12.Dd1 0-0 13.c4 Dd6 14.Cc3 Ag4 15.Ce4+/= Hristov-Tihchev, corr. 1974) 8.Cxd7 Rxd7 9.Ac4 (9.0-0 Cf5 10.b4 a5! 11.Rh1 axb4 12.Axc6+ bxc6 13.Dxa8 Ac5 14.Dxh8 Cg3+-+ ) 9...Dh5 (9...Df5 10.0-0 Td8 11.d4 exd3 12.Axd3 Dc5+ 13.Rh1 Rc8 14.Dc2 g6 (14...Cd5 15.b4 Db6 16.Ca3 Ce3 17.Axe3 Dxe3 18.Af5+ Rb8 19.Cc4 De8 20.Tfe1 Ce7 21.Ca5 b6 22.Tab1+/- Tartakower) 15.Cd2 Cd5 16.Cc4 Ag7 17.Ad2 Mechkarov-Karastojchev, corr. 1955 17...The8 18.b4 Df8 19.Tae1 /\b5+/= Mechkarov+/=|^) 10.b4?! (10.Db3 Cf5 11.Axf7 Dh4+ 12.g3 Df6 ) 10...Cf5 11.0-0 a5 12.Db5 axb4 13.Ad5 b3! 14.Axe4 Cg3 15.Dd3+ Rc8 16.Dxg3 Txa2 17.Ab2 Txb2 Biakov-Shiliaev, corr. 1988 18.Ta8+ Cb8 19.Dd3 g6~~ ) 6...Dd5 7.f4 (7.Cxc6 Cxc6 8.d4 Af5 9.Af4 0-0-0 10.Cd2 Ag6 11.0-0 Ad6 12.Axd6 Txd6 13.Tae1 Ah5 14.Dc4+/= Gdanski-Ye, Manila(ol) 1992) 7...exf3 8.Cxf3 De6 9.d4 Dxe2+ 10.Rxe2 Ad7 11.Rf2 f6 12.Cbd2 0-0-0 13.Cb3 Cd5 14.Ad2 Cb6 15.Tad1+/= Arbakov-Vul, Russia 1993) 5.Ac4 (5.Aa4 -C70) 5...d5 6.exd5 Cxd5 7.0-0 Cb6 (7...Ae7 8.Te1 Dd6 9.d4 Cb6 10.Ab3 exd4 11.Cxd4 Cxd4 12.Dxd4 Dxd4 13.cxd4 Af5 14.Cc3 Td8 15.Af4 Td7 16.a4 0-0 17.a5 Cc8 18.d5 Ad6 19.Axd6 Cxd6 20.Ca4 Tfd8= Dolmatov-Rodriguez Am, Luzern 1993) 8.Ab3 Ad6 9.d4 0-0 (9...exd4 10.Te1+ Ce7= Sydor) 10.Ag5 Dd7 11.dxe5 Cxe5 12.Cbd2 Cxf3+ 13.Cxf3 Db5! 14.a4 Da5 15.Ac2 Ag4! 16.Dd3 g6=/+ Psakhis-Sydor, Naleczow 1980; 4.d4 exd4 5.Cxd4 (5.0-0 d5 (5...Cg6 6.Cxd4 Ac5 7.Cb3 Ab6 8.Cc3 0-0 9.Cd5 Te8 10.a4 Txe4 11.a5 Cxa5 12.Cxa5 Axa5 13.Ad3 Td4 14.Txa5 c6 15.Te1 d6 16.Ag5 f6 17.Axf6 Dxa5 18.Te8+ Rf7 19.Axg6+ hxg6 20.Te7+ Rg8 21.Txg7+ Rf8 22.Axd4 Dxd5 23.Dd2+- Shamkovich-Fridh, corr. 1960) 6.Te1 Ag4 7.Axc6+ (7.Dxd4 Axf3 8.gxf3 dxe4 9.Dxe4 Dd6 10.Axc6+ Dxc6 11.Dxc6+ bxc6 12.Ae3 f6 13.Cc3 Rf7 14.Tad1 Cd5 15.Cxd5 cxd5 16.Txd5+- Neumann-Anderssen, Berlin 1865) 7...bxc6 8.Dxd4 Axf3 9.gxf3 Dd6 10.exd5 cxd5 11.Cc3 c6 12.Af4 Dg6+ 13.Rh1 Df6 14.Da4 Td8 15.Tad1 g5 16.Ae5 Dxf3+ 17.Rg1 Tg8 18.Te3 Df5 19.Ac7+- Neumann-Anderssen, Berlin 1865) 5...g6 (5...Cxd4 6.Dxd4 Cc6 7.De3! (7.Dd3 Ac5 8.Axc6 dxc6 (8...bxc6 9.Dc3 De7 10.Dxg7 Dxe4+ 11.Ae3 Tf8 12.Cd2 De7 13.0-0-0 f6+/= Larsen) 9.Dxd8+ Rxd8 10.Cc3 Te8 11.Ag5+ f6 12.0-0-0+ Ad7 13.Ah4 b5= Mestel-Larsen, London 1973; 7.Dd5 Cb4 8.Db3 (8.De5+ Ae7~~ ) 8...Ac5 9.a3 Cc6 10.Axc6 dxc6 11.0-0 0-0= Mechkarov; 7.Axc6 dxc6 (7...bxc6 8.Cc3 d6 9.0-0 c5 10.Dd3 Ae7 11.Af4 0-0 12.Tad1+/= Stanojoski-Lazic, Kladovo 1990) 8.Dxd8+ Rxd8 9.Cc3 (9.Ae3 Ad6 10.Cd2 Te8 11.0-0 Ae6= Boudy-De Greiff, Cienfuegos 1973) 9...Ab4 10.Ag5+ f6 11.0-0-0+ Re7 12.Ad2 Axc3 13.Axc3 Ae6= J.Gonzales-De Greiff, Bogota 1977) 7...Ae7 8.Ad2 (8.Cc3 0-0 9.0-0 d6 10.Cd5 Ad7 11.Ad2 Te8 12.Ac3+/= Kostro-Tolush, Planica Zdroj 1964) 8...d6 9.Cc3 0-0 10.Cd5 Te8 11.Ac3 a6 12.Dg3 f6 13.Ad3+/= Balabanov-Nashilov, corr. 1978) 6.Cc3 (6.Ag5 Ag7 7.c3 h6 8.Ah4 0-0 9.0-0 Cxd4 10.cxd4 c6 11.Ac4 g5 12.Ag3 d5 13.exd5 Cxd5= Grigoriev-Alekhine, USSR(ch) 1920; 6.Cxc6 Cxc6 7.Axc6 bxc6 (7...dxc6 8.Dxd8+ Rxd8 9.Ag5+ Ae7 10.Axe7+ Rxe7 11.Cc3 Ae6 12.0-0-0+/= Richardson-Berta, corr. 1976) 8.Dd4 f6 9.Af4 (9.h4 De7 10.Cc3 Ag7 11.Af4 f5 12.De3 fxe4~~ A.Sokolov-Savchenko, Helsinki 1992; 9.Cc3 Ag7 10.Af4 d6 11.h4 h5 12.0-0-0 Ae6 13.De3 Db8 14.f3 Db6 15.Tdg1 Tb8 16.b3 Da5~~ So.Polgar-Lazic, Dortmund 1990) 9...Ag7 10.0-0 0-0 11.Cc3 a5 12.Tfd1 Tf7= Capelan-Lehmann, Solingen 1974) 6...Ag7 7.Ae3 0-0 8.0-0 (8.Dd2 d5 (8...f5 9.exf5 Cxd4 10.Axd4 Cxf5 11.Ac4+ Rh8 12.Axg7+ Cxg7 13.0-0-0 c6 14.h4 d5 15.Ad3 Df6 16.f3+/= Moroz-Efimov, Belgrad(GMA) 1989) 9.0-0-0 (9.exd5 Cxd5 10.Cxc6 bxc6 11.Cxd5! (11.Axc6 Cxe3 12.fxe3 (12.Axa8? Dxd2+ 13.Rxd2 Cc4+-/+ Voskanjan-Obuhovsky, USSR 1975) 12...Dxd2+ 13.Rxd2 Tb8 14.Rc1 (14.Tab1 Td8+ 15.Re2 Aa6+ 16.Rf3 Td2-/+ ) 14...Tb6 15.Af3 Axc3 16.bxc3 Te8 17.Te1 Te5 /\Tc5=/+) 11...cxd5 (11...cxb5 12.0-0-0 Ae6 13.Ac5 Te8 14.Ce7+ Rh8 15.Df4 Db8 16.h4|^ ) 12.c3 Dd6 13.0-0 c6= ) 9...dxe4 10.Axc6 (10.Cxe4 Cxd4 11.Axd4 Axd4 12.Dxd4 Dxd4 13.Txd4 Af5= Mechkarov) 10...bxc6 11.Cxe4 Cf5 12.Cxf5 Axf5 13.Dxd8 Tfxd8= Duras-Tartakower, Hamburg 1910) 8...d6 (8...d5 9.exd5 Cxd5 10.Cxc6 (10.Cxd5 Dxd5 11.c4 De4 12.Axc6 bxc6= Moutousis-Dreev, Tunja 1989) 10...bxc6 11.Cxd5! (11.Axc6 Cxe3 12.fxe3 Tb8=/+ ) 11...cxb5 12.Ac5 Te8 13.Ce7+ Rh8 14.Df3 Ae6 15.Tad1 Db8 16.Cc6 (16.b3 a5 17.h3 a4 18.Td2 Ta6 19.Tfd1 Da8 20.Df4 axb3= Prie-Flear, Oakham 1994) 16...Db7 17.Ad4 b4 18.Tfe1! Dvoiris-Filipenko, Katowice 1991 (18.Axg7+ Rxg7 19.De4 (19.b3?! h5 20.h3 a5 21.Tfe1 Ta6 22.Cd4 Dxf3 23.Cxf3 a4 24.Cd4 Ad7=/+ Tiviakov-Scherbakov, Odessa 1989) 19...a5 20.Tfe1~~ ) 18...Axd4! 19.Txd4 Af5 20.Ted1 Te6!?~~ ) 9.f4 (9.Cd5 Cxd5 10.exd5 Ce7 11.c4 Cf5= Ilin Zenevsky-Kubbel, USSR(ch) 1920 ; 9.Dd2 Ad7 (9...Ce5 Larsen 10.Ae2 f5 11.f4 Cf7 12.exf5 Cxf5 13.Af2 c6 14.Cf3 d5 15.Ad3 C5d6 16.Tae1 Ad7 17.Cd1 Dc7 18.b3 Tae8 19.c4 Ce4 20.Axe4 dxe4= Dvoirys-Arkhipov, Elishta 1994) 10.Ae2 Te8 11.f4 Dc8 12.Cf3+/= Dvoiris-Georgadze, Simferopol 1988; 9.Ae2 f5 10.Cxc6 Cxc6 11.exf5 Axf5= Koblaek-Larsen, Grenaa 1973; 9.Te1 Ce5 10.Ag5 h6 11.Ah4 g5 12.Ag3 f5 13.exf5 Cxf5 14.Cxf5 Axf5 15.Ce2 a6 16.Aa4 Rh8 17.Cd4 Ag4 18.f3 Ac8 19.c3 c5 20.Ce2 Cc4~~ Timoshchenko-Filipenko, Chelny 1993) 9...f5 10.Dd2 fxe4 11.Cxe4 Cf5 12.Cxc6 bxc6 (12...De8 13.Cxa7 Dxe4 14.Af2+/= Sax-Sanz, Las Palmas 1978) 13.Axc6 Cxe3 14.Axa8 (14.Dxe3 Tb8 ) 14...Cxf1 15.Ad5+ (15.Txf1? c6!-/+ ) 15...Rh8 16.Txf1 c6 17.Ab3 d5 18.Cc3 Aa6 ; 4.Cc3 g6 (4...a6 5.Ac4 Cg6 6.d4 exd4 7.Cxd4 Ab4 8.0-0 0-0 9.Cd5 Ac5 10.Cf5 d6 11.Dh5+/- Kotronias-Kr.Georgiev, Athens 1989; 4...d6 5.d4 Ad7 (5...a6 6.Ae2 Cxd4 7.Cxd4 exd4 8.Dxd4 Cc6 9.Dd1 Ae7 10.Cd5 0-0 11.Ae3 f5 12.exf5 Axf5 13.Dd2 Ae6 14.0-0-0+/= Hellers-Shipman, New York 1993) 6.d5 (6.dxe5 Cxe5 7.Cxe5 dxe5 8.Ac4 Ae6 9.Axe6 Dxd1+ 10.Cxd1 fxe6 11.f3 Cc6 12.c3 b5 13.Cf2 Ad6 14.Cd3 a5 15.a4 b4 16.Ae3 Rf7 17.Rd2 Tab8 18.Thc1 Thd8 19.Re2 bxc3 20.bxc3+/= Rozentalis-Sokolov I, Tilburg 20' 1993) 6...Cb8 7.0-0 Cg6 8.Te1 Ae7 9.a4 a5 10.Axd7+ Dxd7 11.Ce2 f5 12.exf5 Dxf5 13.Cg3 Df7 14.Ce4 0-0 15.Ae3 h6 16.Ta3 Ca6 17.Td3 Df5 18.Ad2 b6 19.b3+/= Rogers-Ye Rongguang, Manila(izt) 1990; 4...Cg6 5.d4 exd4 (5...Ab4 6.0-0 (6.dxe5!? Cgxe5 7.Cxe5 Axc3+ (7...Cxe5? 8.Dd4!+/- ) 8.bxc3 Cxe5 9.Aa3!+/= ) 6...Axc3 7.bxc3 d6 (7...De7 8.Axc6 bxc6 9.Cxe5 Cxe5 10.dxe5 Dxe5 11.Df3+/= Hennings-Sydor, Bucarest 1971) 8.Ag5 f6 9.Ae3 0-0 10.Dd3?! (10.Cd2 /\f4=) 10...Rh8 11.a4 Ca5!=/+ Lanka-Arkhipov, Nettetal 1992) 6.Cxd4 Ac5 (6...Cxd4 7.Dxd4 c6 8.Ae2 (8.Ac4 Db6 9.Ae3 Dxd4 10.Axd4 b5 11.Ae2 Cf4= Arnason-Wedberg, Oslo 1984) 8...Db6 9.Ae3 Dxb2 10.Tb1 Da3 11.0-0 Dd6 12.Dc4 Cf4 13.Tfd1 De5 14.Ag4 Ae7 15.g3 Ce6 16.f4 Da5 17.Rg2 De la Villa Garcia-Allan, Szirak(zit) 1987 ) 7.Ae3 (7.Cb3 Ab6 8.Cd5 0-0 9.0-0 -4.0-0; 7.Cf5 0-0 8.Ae3 Axe3 9.Cxe3 d6 10.h4 h6 11.g3 Te8 12.Dd2 a6 13.Ae2 b5 14.a3 Tb8 15.b4 Cce7 16.f4 f5 17.0-0 Ad7 18.Ah5 Tf8 19.exf5 Axf5 20.Cxf5 Txf5 21.Ag4+/- Ivanovic-Lazic, Jugoslavia(ch) 1990) 7...Axd4 8.Axd4 0-0 (8...Cxd4 9.Dxd4 0-0 10.0-0+/= ) 9.Ae3 (9.0-0 d6 10.Ae3 -9.Ae3 (10.Axc6?! bxc6 11.f4 f5 12.Dd2 c5 13.Ae3 Ab7=/+ Krisriansen-Larsen, Esbjerg 1978; 10.f4 f5 11.g3 fxe4 12.Cxe4 Af5 13.Cf2 Cxd4 14.Dxd4 c6 15.Ac4+ d5 16.Ab3 Db6 17.c3 Hrazeck-D'Amore, Manila(ol) 1992 17...Tfe8= ; 10.Te1 f5 11.exf5 Axf5 12.Ae3 Cce5 13.Ae2 Dd7 14.Dd2 Rh8= Medina-Sanz, Las Palmas 1978) ) 9...d6 10.0-0 (10.Dd2 a6 11.Ae2 f5 12.exf5 Axf5 13.0-0 Dd7 14.Tfe1 Tae8 15.Af1 Rh8 16.Ce2 Cce5 17.Cg3 Ch4 18.Dc3~~ Popovich-I.Sokolov, Pula 1991) 10...Rh8 11.Dd2 f5 12.f4 fxe4 13.Cxe4 De7 14.Cg3+/= Barczay-Sydor, Lublin 1969) 5.d4 (5.h4 h6 6.h5 g5 7.d4 exd4 8.Cxd4 Ag7 9.Ae3 0-0 10.Dd2 d5 11.0-0-0 dxe4 12.Cxe4 Cxd4 13.Axd4 Dxd4 14.Dxd4 Axd4 15.Txd4 Rg7 16.Thd1 Cf5 17.Td8 Ae6 18.Txa8 Txa8 19.g4 Cd6 20.Cxd6 cxd6 21.Ae2 Td8 22.Td4 f5= Kholmov-Dreev, Palma de Mallorca 1989) 5...exd4 (5...Ag7 6.Ag5! h6 (6...f6? 7.Ae3 a6 8.Aa4 b5 9.Ab3 d6 10.Cd5 Ca5 11.dxe5 dxe5 12.Ah6 Rf8 Levenfish-Tartakower, Karlsbad 1911 13.Cb6! Dxd1+ 14.Txd1 Cxb3 15.Axg7+ Rxg7 16.Cxa8+- Levenfish) 7.Ae3 exd4 8.Cxd4 0-0 9.Dd2 /\0-0-0+/-) 6.Cd5! (6.Cxd4 Ag7 7.Ae3 0-0 8.Dd2 (8.h4 d5 9.exd5 Cxd5 10.Cxc6 bxc6 11.Axc6 Cxe3 12.fxe3 Tb8 13.Dxd8 Txd8 14.0-0 Txb2 15.Cd5 Aa6 16.Tad1 Td6 17.Tf2 Rf8 18.Aa4 c6 Spielmann-Tartakower, Munchen 1909 0:1 ) 8...f5 (8...d5 9.0-0-0 dxe4 10.Cxe4 Cxd4 11.Axd4 Dxd4 12.Dxd4 Axd4 13.Txd4 Af5= ) 9.exf5 Cxd4 10.Axd4 Axd4 11.Dxd4 c6 12.Ad3 Cxf5 13.Axf5 Txf5 14.0-0 d5 15.Tae1 Ad7 16.Te2 Df6 17.Dd2 Tf8 18.f3 Tf7 19.Cd1 Tarrasch-Duras, Mannheim 1914 19...Te7= ) 6...Ag7 (6...Cxd5 7.exd5 De7+ 8.Rf1 (8.Ae2 Cb4 9.0-0 Ag7 10.Ag5 Dc5 11.a3 Cxd5 12.b4 Dd6 13.Dd2 0-0 14.Ah6 Axh6 15.Dxh6 Df6~~ Johannesson-Bjornsson, Reykjavik 1990) 8...Ce5 9.Dxd4 f6 (9...Cxf3 10.gxf3 f6 11.Af4 Rd8 12.Dc3 c6 13.Te1 Df7 14.d6 De la Villa-Sanchez L, Spain 1994 1-0) 10.Af4 Ag7 11.Te1+/- Johner-Tartakower, Karlovy Vary 1911) 7.Ag5 (7.Af4 Cxd5 (7...d6? 8.Ag5+- ) 8.exd5 Ce7! (8...De7+ 9.Rf1 a6 10.Aa4 b5 11.Ab3 Ca5 12.Ag5 f6 13.Dd3 Rf8 14.Te1 Df7 15.d6 Cxb3 16.De4 cxd6 17.Af4 d5 18.Dd3 Ca5 19.Da3+ Rg8 20.Dxa5 Af8 21.Cxd4 Ac5 22.Ah6 Ab7 23.Dc7 Axd4 24.Dxb7 Td8 25.h4+/- I.Zajcev-Vul, Planernoe 1982) 9.d6 cxd6 10.0-0 (10.Dd2 Db6 11.Ac4 d5 12.Ab3 a5 13.a4 d6 14.0-0-0 0-0 15.The1 Cc6 16.Axd6 Td8 17.Df4 Af5 18.g4 Axg4 19.Cg5 Axd1 20.Dxf7+ Rh8 21.Axd5 h6 22.Dxg6 hxg5 23.Ae4 Dxb2+ 24.Rxb2 d3+ 25.Ra3 Ulibin-Filipenko, Kursk 1987 1:0) 10...0-0 11.Axd6 Te8 12.Ac5 Da5 13.a4 a6 14.b4 Dc7 15.Ad3 Cc6 16.a5 d6 17.Ab6 De7 18.Te1 Ae6=/+ I.Zaitsev-Dreev, Moscow(GMA) 1989) 7...h6 8.Af6 Axf6 9.Cxf6+ Rf8 10.0-0 (10.Cxd4 Cf5! (10...Rg7?! 11.Dd2!! Cg8 (11...Rxf6 12.Dc3 Cxd4 (12...Ce5 13.f4 d6 14.fxe5+ dxe5 15.0-0-0!+- ) 13.Dxd4+ Re6 14.Ac4+ d5 15.exd5+ Rd7 16.0-0-0+/- /\d6, Ab5) 12.Cd5 (12.Cxg8 Txg8 13.0-0-0 Df6 Macieja-Kuczynski, Poland(ch) 1992) 12...Cf6 13.Cc3+/- Murey-Dreev, Moscow 1989 /\13...Te8 14.0-0-0! Cxe4? 15.Cxe4 Txe4 16.Cxc6 bxc6 17.Axc6+- ) 11.exf5 Dxf6 12.Axc6 dxc6 13.fxg6 Rg7! Nadanian-Vul, Moscow 1992 (13...fxg6 14.0-0+/= ) 14.gxf7 Td8 15.f8D+! Txf8 16.Cf3 Te8+ 17.Rf1 Ag4 18.Dd4 Axf3 19.Dxf6+ Rxf6 20.gxf3 Tad8 21.Te1 Tg8= ) 10...Rg7 11.Cd5 Te8 12.Te1 d6 13.Dd2 a6 14.Axc6 Cxc6 15.Cxd4+/= Lanka-Banas, Trnava 1989]

4...g6
[4...a6 5.Ac4 (5.Aa4 -C70) 5...Cg6 6.d4 exd4 (6...Ae7 7.d5 (7.Cxe5 Ccxe5 8.dxe5 Cxe5 9.Ab3 d6 10.f4+/= Westerinen-Larsen, Siegen(Ol) 1970) 7...Cb8 8.d6! cxd6 9.Cc3 Cc6 10.a4 h6 11.Cd5+/- Klaman-Petukhov, USSR 1977) 7.Cxd4 Ae7 (7...Ac5 8.Cf5 0-0 9.Dh5 d6 10.Ag5 De8 11.Cd2!+/= Ornstein-Larsen, Ribe 1973) 8.Ae3 Cxd4 9.Axd4 0-0 10.Cc3+/= Byrne-Bohm, Wijk aan Zee 1980; 4...d6 5.c3 (5.d4 exd4 (5...Ad7 6.Cc3 (6.Ac4 h6 7.dxe5 dxe5 8.Ch4 Cc8 9.Cf5 Axf5 10.Dxd8+ Rxd8 11.exf5 Cd6 12.Td1 Re8 13.Ad3 Cb4 14.Cc3 Cxd3 15.Txd3 Cxf5 16.Cb5 Tc8 17.Cxa7 Td8 18.Cb5 c6 19.Cc3 Cd4-/+ Velimirovic-Lazic, Jugoslavia(ch) 1980 ; 6.c3 -5.c3) 6...Cg6 7.Te1 Ae7 8.Cd5 0-0 9.Cxe7+ Dxe7 10.dxe5 dxe5 11.Ag5 f6 12.Ae3 Tfd8 13.c3 Rh8= Kotronias-I.Sokolov, Kavala Balkaniad 1990) 6.Cxd4 Ad7 7.b3 Cxd4 8.Axd7+ Dxd7 9.Dxd4 Cc6 10.De3 Ae7 11.Ab2 0-0 12.Dg3 f6 13.Cc3+/= Pokojowczyk-Arnason, Polanica Zdroj 1979) 5...Cg6 6.d4 Ad7 7.d5 (7.Te1 Ae7 8.Cbd2 0-0 (8...h6 9.Cc4 Af6 10.Ce3 0-0 11.Ac4 Ch4 12.Cxh4 Axh4 13.Cd5 Ce7 14.dxe5 dxe5 15.g3 Ag5 16.Axg5 hxg5 17.Ce3+/= Gufeld-Wedberg, Dortmund 1983) 9.Cf1 Cxd4 10.Cxd4 exd4 11.Axd7 Dxd7 12.cxd4 d5 13.Db3 dxe4 14.Txe4 c6= Buljovcic-Ivanovic, Jugoslavia(ch) 1974; 7.Ae3 Ae7 8.dxe5 dxe5 9.c4 Cb8 10.Axd7+ Cxd7 11.Cc3 c6 12.Tb1 a5 13.Ca4 0-0 14.c5+/= Ermenkov-G.Garcia, Cienfuegos 1975; 7.Cg5!? ; 7.Db3 Ae7 8.Ad3 Dc8 9.Ae3 0-0 10.Cbd2 Cd8 Kuporosov-Kron, Rossia(ch) 1989 11.Tfe1+/= ) 7...Cb8 8.Db3 (8.Axd7+ Cxd7 9.Ca3 (9.c4 /\Cc3+/=()) 9...Ae7 10.Cc2 Cc5 11.De2 Dd7~~ Gunsberg-Steinitz, New York(m) 1890/1; 8.Ae2 /\c4+/=()) 8...Dc8 9.Ca3 Ae7 10.Axd7+ Cxd7 11.Cc4 Ch4 12.Cxh4 Axh4 13.f4 exf4 14.Axf4+/= Westerinen-Larsen, Esbjerg 1978; 4...Cg6 5.d4 (5.c3 Ae7 (5...d6 -4...d6; 5...a6!? 6.Aa4 d6 Larsen) 6.d4 exd4 7.cxd4 0-0 8.Cc3+/= Pilnik-Kramer, Moscow(Ol) 1956 ) 5...exd4 6.Cxd4 Ac5 7.Cb3 (7.Cf5 0-0 8.Dh5 (8.b4 Cxb4 9.Ab2 d6 10.Cxg7 (10.Axg7 Axf5 11.Axf8 Axe4~~ ) 10...Dg5 11.Ch5 Ce5 12.Ae2 Ah3 13.Cg3 Ae6 14.Cd2 Cbc6 15.Cb3 Ab6 16.a4 a5~~ Rantanen-Ardiansyah, Luzern(ol) 1982) 8...d6 9.Ag5 f6 10.Ae3 Axe3 11.Cxe3 Ae6 12.Cc3 Dd7 13.f4 Af7= Gruchacz-Dzindzichashvili, New York 1980; 7.Ae3 Cxd4! 8.Axd4 Axd4 9.Dxd4 Dg5= Orlov-Klaric, Jugoslavia(ch) 1980) 7...Ab6 8.Cc3 0-0 9.Cd5 d6 10.a4 Ae6 (10...Dh4 11.a5 Ag4 12.Ae2 (12.Dd2 Cxa5 13.Cxa5 Axa5 14.Dxa5 c6 15.Cc7 Tac8 16.Ad3 Dd8 17.Cb5 Dxa5 18.Txa5 cxb5 19.Txa7+/- ) 12...Axe2 13.Dxe2 Cd4 14.Cxd4 (14.Dd1!? Cxb3 15.cxb3 c6 16.axb6 cxd5 17.Dxd5! axb6 18.Txa8 Txa8 19.Dxb7+/- ) 14...Axd4 15.Cxc7 Tac8 Kupreichik-Arkhipov, Bundesliga 1992 16.Cb5 Ac5 17.a6+/- ) 11.Ae2 f5 (11...Te8 12.c3 a6 13.Cxb6 cxb6 14.Cd4 Ad7 15.Cf5+/- Psakhis-I.Sokolov, Leeuwaeden 1993) 12.a5 Ac5 13.exf5 Axf5 14.c3 Rh8 15.a6+/= Dzindichashvili-Larsen, Tilburg 1978]

5.c3
[5.d4 exd4 6.Cxd4 (6.Ag5 Ag7 7.c3 h6 8.Ad2 d5 9.Cxd4 dxe4 10.Da4 0-0 11.Cxc6 bxc6 12.Ae2 f5 13.Td1 De8 14.Ae3 Cd5 15.Ad4 Cb6 16.Da5 f4~~ Romanishin-Smyslov, Moscow 1981) 6...Ag7 7.Ae3 0-0 8.Cc3 -4.d4]

5...Ag7
[5...d6 6.d4 Ad7 7.dxe5 (7.Db3 Ca5 8.Axd7+ Dxd7 9.Dc2 Ag7 10.Td1 Cac6 11.dxe5 Cxe5 12.Cxe5 Axe5 13.Cd2 Ag7 14.Cf3 Cc6 15.Cd4 0-0 16.Ae3 Tae8= Mainka-Mokry, Gausdal 1988) 7...Cxe5 8.Cxe5 dxe5 9.Db3 Cc6 10.Ac4 De7 11.Dxb7+/- Ciric-Nicolai, Durtmund 1976]

6.d4 exd4
[6...0-0 7.d5 (7.dxe5 Cxe5 8.Cxe5 Axe5 9.Ah6 (9.f4 Ag7 10.f5 f6~~ Ostojic-Torok, Debrecen 1957) 9...Te8 (9...Ag7 10.Axg7 Rxg7 11.c4 d6 12.Cc3 Ae6 13.Dd4+ f6 14.Tad1 a6 15.Aa4 Cc8 16.f4+/= Gil.Hernandez-Sariego, Linares 1992) 10.f4 Ag7 (10...Ah8 11.f5 Cc6 12.Df3 Ce5 13.Dg3 c6 14.Aa4 Db6+ 15.Tf2 d5 16.Cd2 dxe4 17.Ab3 Groszpeter-Rivas Pastor, Groningen 1978) 11.Axg7 Rxg7 12.Dd4+ Rg8 13.Cd2 c6 14.Aa4 d5= Bjork-Rivas Pastor, Groningen 1977/8) 7...a6 8.Ae2 Ca7 9.c4 d6 10.Cc3 f5 (10...c6!? ) 11.b4 f4?! 12.Cd2 Rh8 13.c5 Ad7 14.a4 g5 15.Cc4+/- Gruenfeld-Sanz, Buenos Aires(Ol) 1978]

7.cxd4 d5
[7...a6 8.Aa4 (8.Ac4 b5 9.Ad3 d5 10.exd5 Cxd5 11.Ag5 Dd6 12.Cbd2 0-0 13.Cb3 Ag4=/+ Borriss-Arkhipov, Kecskemet 1991) 8...b5 9.Ac2 0-0 10.d5 Ca5 11.a4 b4 12.Cbd2 d6 13.Cb3 c5 14.Cxa5 Dxa5 15.Cd2 Dd8 16.Cc4 a5 17.Te1 Aa6 18.Ab3 Cc8 19.Tb1 Cb6 20.Cxa5 Dc7 21.Ae3 Cxa4 22.Axa4 Dxa5 23.Ac6 Ta7 24.Ta1 Db6 25.Dd2~~ Palac-Arkhipov, Kecskemet 1991]

8.exd5 Cxd5 9.Te1+
[9.Ce5?! 0-0 10.Cxc6 bxc6 11.Axc6 Tb8 12.Cc3 Cb4 13.Af3 Axd4 14.Ah6 Te8 15.Dd2 Aa6 16.Ae2 Axe2 17.Cxe2 Af6 18.Tfd1 Cd3-/+ Vaulin-Sorokin, Izhevsk 1989; 9.Ag5 Dd6 10.De2+ Ae6 11.Cbd2 0-0 12.Ce4 Db4 13.a3 Da5 14.Axc6 bxc6 15.b4 (15.Ce5?! Tae8 (15...Tfe8 16.Df3 f6 17.Ad2 Db5 18.Cd3 Ag4 19.Dxg4 Dxd3 20.Tfe1 f5 Bosch-Dreev, Arnhem 1989 0:1) 16.Tac1?! (16.Dd2= ) 16...f6 17.Cxc6 Db6 18.Ad2 Ad7 Timman-Spassky, Bugojno 1986) 15...Db6 16.Dd2~~ ]

9...Ae6 10.Ag5
[10.Cg5 Dd6 11.Cc3 0-0 12.Cxe6 fxe6 13.Ae3 Db4 14.Cxd5 exd5 15.Axc6 bxc6 16.Te2 Tab8 17.Tc1 Tb6= Trindade-Braga, Sao Paulo 1993 ; 10.Cc3 0-0 11.Axc6 (11.h3 Cce7 12.Ce4 c6 13.Af1 Cf5 14.Cc5 Ac8 15.Ag5 Db6 16.Ca4 Db4 17.a3 Dd6 18.Cc3 h6 19.Ad2 Td8 20.Ce4 Dc7 21.Ac3 b6 22.Dc2 Ae6 23.Tad1 a5 24.Ad2 Te8 25.Dc1+/= Gdanski-Dreev, Tunja 1989) 11...Cxc3 12.bxc3 bxc6 13.Ag5 Dd5 14.Dc1 Tfe8 15.Ah6 Ag4= Parma-Ostojic, Jugoslavia(ch) 1969; 10.Ce5 0-0 (10...Dd6 11.Cd2 0-0 12.Ce4 Db4 13.Axc6 bxc6 14.Cxc6 Db6 15.Ce5 f6 Smyslov-De Greiff, Cienfuegos 1973) 11.Cxc6 (11.Axc6 bxc6 12.Cxc6 (12.Cc3 c5 13.Cc6 Cxc3 14.bxc3 Dd6 15.Df3 Ad5 (15...cxd4 16.cxd4 Tfe8 17.Af4 Dd7 18.Tac1 Ad5 19.Ce7+ Txe7 20.Txe7 Dxe7 21.Dxd5 Td8 22.Dc5 De4 23.Dxc7 Te8 24.Ae5= Morrrison-Condie, Edinburgh 1988) 16.Dxd5 Tae8 17.Txe8 Txe8 18.Ce7+ Dxe7 19.Ae3 cxd4 20.cxd4 c5 21.Tf1 cxd4 22.Axd4 Axd4 Laketic-Stankovic, Jugoslavia(ch) 1991 1/2:1/2; 12.Cd2 Ce7 13.Da4 Ad5 14.Cb3 Cf5 15.Af4 Te8 16.Tad1 Ch4 17.f3 Df6 18.Ag3 Cxg2 19.Rxg2 Txe5 20.Cd2 Txe1-/+ Rozentalis-Sokolov I, Groningen 1993) 12...Dd6 13.Ce5 c5 14.Ca3 Cb4 15.Cac4 G.Garcia-De Greiff, Cienfuegos 1973 1/2:1/2) 11...bxc6 12.Axc6 Tb8 13.Cc3 Cb4 (13...Tb4 14.Axd5 (14.Dc2 Txd4 15.Axd5 Axd5 16.Cxd5 Dxd5 17.Ae3 Tb4 18.Dxc7 Txb2 19.Tad1 Xie-Ye, Kuala Lumpur 1994 1/2-1/2) 14...Axd5 15.De2 Txd4 16.Ae3 Ac4 17.Dc2 Td7~~ Dumpor-Kontic, Jugoslavia(ch) 1991) 14.Ae4 Axd4 (14...Dxd4!? ) 15.De2 Te8 16.Ae3 Grabczewski-Lehmann, Eksjo 1974 16...Axe3!? 17.Dxe3 Tb6~~ ; 10.Axc6+ bxc6 11.Ag5 Db8 (11...Dd6 12.Cbd2 (12.Cc3 Cxc3 13.bxc3 0-0 14.Dd2 c5 15.Ah6 cxd4 16.Axg7 Rxg7 17.Cxd4+/= I.Zajcev-Hermlin, USSR 1968) 12...0-0 13.Dc1 (13.Tc1 Db4 14.Cb3 Da4 15.a3 Ag4 16.h3 Axf3 17.Dxf3 Tfe8= Boudre-Radulov, Sofia 1990; 13.Ce4 Db4 14.Dc1 10.Ag5) 13...Tfe8 (13...Cb4?! 14.Ce4 Dd5 15.Dd2 Ca6 16.Cf6+ Axf6 17.Axf6 Df5 18.Ae7 Tfe8 19.Te5 Txe7 20.Txf5 Axf5 21.Da5 Cb8 22.Te1+- Kindermann-Mahmoud, Novi Sad(ol) 1990; 13...Tab8 14.a3 Tfe8 15.Ce4 Df8 16.b4 h6 17.Ad2 Ce7 18.Cc5 Cf5 19.Cxe6 fxe6 20.Te4+/= Matkovic-Stankovic, Jugoslavia(ch) 1991) 14.Ce4 Db4 -10.Ag5) 12.Dd2 (12.Dc1 0-0 13.Cc3 Cxc3 14.bxc3 Db5 15.Ah6 Tfe8 16.Axg7 Rxg7 17.h3 Tab8 18.Df4 Db2= Tolnai-O'Donnell, Hungary 1990) 12...h6 13.Ah4 0-0 14.Cc3 (14.Ce5 c5! 15.Cc3 Cxc3 16.bxc3 cxd4 17.cxd4 Db6 18.Tac1 Tfe8 19.Cc6 Ad7 20.Ce5 Ae6= Wolff-Dreev, New York 1990) 14...Cxc3 15.bxc3 Db5 16.Ag3 Tac8 17.Ae5 Tfd8 18.Df4 Da5 19.Te3+/= Kuporosov-O'Donnell, Budapest 1991]

10...Dd6 11.Cbd2
[11.Cc3 0-0 12.Dd2 Cxc3 (12...a6 13.Ce4 Db4 14.Axc6 Dxd2 (14...bxc6 15.Tac1 Tab8 16.b3 Tb6 17.Cc5 Ag4 18.Ce5 Axe5 19.dxe5 f6 20.Dxb4 Txb4 21.exf6+/- Chandler-Wedberg, Amsterdam 1984) 15.Axd2 bxc6 16.Tac1+/= Mecking-De Greiff, Bogota 1970; 12...Cce7 13.Ac4 f6 14.Ah4 Af7 15.Ag3 Dd7 16.Ce4 b6 17.Tac1 Tac8 18.Dd3 Ah6 19.Tc2 Rg7 20.a3 Ag8 21.Tce2 Rh8 22.Cc3+/= Korneev-Kr.Georgiev, Torcy 1991 ; 12...Tfe8 Chandler-Boudhiba, Luzern 1989 13.Ah6 Ah8 14.h3+/= ) 13.bxc3 Ca5 (13...Ad5 14.Af4 Dd8 15.De2 a6 Palatnik-Lehmann, BRD 1976 16.Ac4 Axc4 17.Dxc4+/= ) 14.Ah6 Cc4 15.Axc4 Axc4 16.Axg7 Rxg7 17.Ce5 Ae6 18.Te3 (18.c4 f6 19.c5 Dd5 20.Cf3 Tf7 21.Df4 Murzin-Shiliaev, corr. 1990 1/2:1/2 21...Dc6=/+ ) 18...Tad8= Khomullo-Shiliaev, corr. 1990]

11...0-0 12.Ce4 Db4 13.Axc6 bxc6 14.Dc1
[14.Dc2 Tfe8 15.h3 Db5 16.Dd2 Db4 17.Tac1 Dxd2 18.Axd2 Ce7 19.b3 Cf5 20.Af4 Ad5 21.Ced2 Cxd4 22.Cxd4 Axd4 23.Axc7= De Firmian-D'Amore, New York 1990 ]

14...Tfe8
[14...Axd4?! 15.Cxd4 Dxd4 16.Dxc6 Dxb2 17.Tad1 Db6 18.Dc1 f6 19.Ah6 Tfe8 20.h3+/= Minic-Dely, Belgrad 1968; 14...Db6 15.Ah6 Tfe8 16.Axg7 Rxg7 17.Cc5 Af5 18.Ce5 f6 19.Cc4 Db4 20.b3 Cf4 21.a3 Dxe1+ 22.Dxe1 Txe1+ 23.Txe1 Rf7 24.Ca5+/- Jansa-Schwarzkopf, Badenweiler 1990; 14...Tab8 15.b3 Tfe8 16.h3 (16.Dxc6 Db6 17.Dc1 Ag4 18.Ce5 Dxd4 19.Cxg4 Txe4 20.Txe4 Dxa1 21.Dxa1 Axa1 22.Ce3 Cb4= Wittmann-Defize, Debrecen 1992) 16...Af5 17.Ad2 Df8 18.Cg3 Txe1+ 19.Axe1 Ad7 20.Ce5 De8 21.Dc5 Axe5 22.dxe5 Dxe5 23.Td1 Ta8 24.Aa5 Ae8 25.Te1 Dd6 26.Dxd6 cxd6 27.Ce4 Ad7 28.Cxd6+/= Tsechkovsky-Dreev, Moscow 1992]

15.Ad2!
[15.a3 Db6 16.Dd2 f6 17.Cc5 Ag4 18.Ah4 Af8 19.b4 Axf3 20.Cd7 Da6 21.gxf3 g5 22.Ag3 Tad8 23.Cxf8 Rxf8 24.h4~~ Gruenfeld-D'Amore, Haifa 1989; 15.Ah6 Af5 16.Axg7 Axe4 17.a3 Db6 18.Txe4 Txe4 19.Ae5 f6 20.Dc2 Tg4=/+ (20...fxe5?! 21.Dxe4 Dxb2 22.Te1 Dxa3 23.dxe5 Tb8 24.Dg4 De7 25.h3 Velimirovic-Radulov, Palma de Mallorca 1989) ; 15.h3 Tab8 16.b3 Af5 17.Ad2 Db6 (17...Df8 18.Cg3 (18.Cc5+/= ) 18...Txe1+ 19.Axe1 Ad7 20.Ce5 De8[] 21.Dc5! Axe5 22.dxe5 Dxe5 23.Td1 Ta8 24.f3 f5 25.Af2 Tivjakov-Sokolov I, Wijk aan Zee 1995 25...a5+/= ) 18.Cc5 h5 19.Ce5 Tbd8 20.Da3 Te7 21.Tac1 Tde8 22.Db2 Db5 23.a4 Db6 24.b4 f6 25.Cc4 Txe1+ 26.Axe1 Db8 27.Ca5 Cf4+/= Wolff-I.Sokolov, Biel(izt) 1993]

15...Db6
[15...Db5 16.Cc5 (16.Ce5 Af5 17.Cg3 Ce7! Gelfand-Dreev, Moscow(GMA) 1989 18.b3+/= ) 16...Af5 17.Ce5 Tad8 18.a4 (18.a3+/= ) 18...Db6 19.Ta3 Axe5?! 20.dxe5 (20.Tb3 Axd4 21.Txe8+ Txe8 22.Txb6 cxb6 23.Cb3 Af6 24.Dxc6 Td8+/= ) 20...Cb4 21.a5 Db5 22.Axb4! Dxb4 23.Ta4 Db5 24.Th4 h5?! (24...Td5! 25.b4 Tdxe5 26.Txe5 Txe5 27.h3 ) 25.b4+/- Filipenko-Belousov, Voronezh 1991]

16.Cc5 Af5 17.Ce5 Tad8
[17...Te7?! 18.Cb3! Axe5 19.dxe5 Tae8 20.Ca5 c5 21.b3 Oll-Dreev, USSR(ch) 1989 21...Cb4! 22.Cc4 Dc6 23.Axb4 cxb4 24.De3+/= ]

18.a3
[18.b3!? ]

18...Cf6!
[18...h5 19.b4 Ce7 20.Ag5 f6 21.Cc4 Db8 22.Ae3 Rh7 23.Ca5 Dc8 24.Dc4 g5 25.Tac1+/= Mokry-Banas, Wien 1988]

19.Dc4 Tf8 20.b4 Ce4 21.Ac3 Axe5 22.dxe5 Cxc5 23.bxc5 Db5 24.Dh4 Ae6=
Donchev-Radulov, Sofia 1991 *