電痙攣療法

Nikolai Vladimirovich Krogius – 張東祿 (Zhāng Dōnglù)
China–USSR Friendly Match; 杭州 (Hángzhōu), December 1965
Queen’s Gambit Declined D36

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 0-0 7. Qc2 Nbd7 8. Bd3 c6 9. Nf3 h6 10. Bh4 Re8 11. 0-0 Ne4 12. Bxe7 Qxe7 13. b4! A minority attack! White seizes the initiative. 13. ... Ndf6. If 13. ... Qxb4 then 14. Nxe4 dxe4 15. Bxe4 with a slight edge for White. 14. b5. Also 14. Rab1 Nxc3 15. Qxc3 Ne4 16. Qc2 slightly favors White. 14. ... Nxc3. The alternative is 14. ... c5 15. dxc5 Nxc5 16. Rac1 Nce4 (16. ... b6 17. Nd4 Bb7 18. a4 Rec8?! 19. Bf5 Ne6 20. Nc6 Qd6 21. Ne2 Rc7 22. Bxe6 fxe6 23. Ned4 Rf8 24. Qg6 Bc8 25. Qg3!± E. Geller – Durao, Sochi 1977) 17. Qb2 Bd7= van Wely – I. Sokolov, Wijk aan Zee 1995. 15. Qxc3 cxb5 16. Bxb5 Bd7 17. Bd3 Rec8 18. Qb3 Rc7 19. h3 Rac8 20. Ne5 Be6 21. Qa4 a6 22. Rfb1 Qd6! 23. Qa5 Nd7 24. Nxd7 Bxd7 25. a4 Rc3! 26. Bf1 Bf5! 27. Rxb7? The critical juncture. Also after 27. Rb6 Qd8! 28. Qb4 a5! Black’s advantage is distinct, but any other Rook’s move was a better try. 27. ... Rc1 28. Rxc1 Rxc1 29. Rb6 Qc7! 30. Qxa6

30. ... Qc4! 31. Qxc4 dxc4 32. a5 c3! 33. a6 c2 34. a7. Or 34. Rc6 Bd3 with an easy win. 34. ... Rxf1+! 35. Kxf1 Bd3+! 0 : 1. For if 36. Kg1 then 36. ... c1=Q+ 37. Kh2 Qc7+.