Tuesday, August 18, 2015

Эпизодическая память (Episodic memory)

Sergey Alexandrovich Karjakin – Peter Veniaminovich Svidler
68th Russian Chess Championship; Chita, August 18, 2015
Spanish Game C78

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Bc5 7. c3 d6 8. a4 Rb8 9. d4 Bb6 10. axb5 axb5 11. Na3 0-0 12. Nxb5 Bg4. Not 12. ... Nxe4?? 13. Bd5 and wins. 13. d5 Ne7 14. Bc2 Qd7 15. c4 Ng6 16. h3


16. ... Bxh3. This is a very interesting sacrifice, but not much of a surprise for Karjakin. 17. gxh3 Qxh3 18. Ng5 Qg3+ 19. Kh1 Qh4+. Not 19. ... Bxf2?? 20. Ra3 and wins. 20. Kg2 Nf4+. The older reference was 20. ... h6 21. Nh3 Nxe4 22. Qe2 f5 23. Ra3 Rf6 24. Rh1 Rbf8 25. b4 Ne7 26. Rf3 Rg6+ 27. Kf1 Rg4 28. Rg1 Rf6 29. Be3 Rfg6 30. Rh1 Bxe3 31. Rxe3 Ng5 32. Ke1 f4?? (32. ... Rxc4 would have given Black a large advantage) 33. Ra3 Rf6 34. Ra8+ Kf7 35. Nxg5+ Qxg5 36. Nxc7 f3 37. Ne6 Qc1+ 38. Qd1 Qxd1+ 39. Kxd1 Rxe6 40. dxe6+ Kxe6 41. b5 Rd4+ 42. Ke1 d5 43. b6 Rxc4 44. b7 Nc6 45. Ra6 1 : 0 Karjakin - Radjabov, 7th Rapid Chess Tournament, Cap d’Agde 2006. 21. Bxf4 exf4 22. Nf3. Probably more convincing than 22. Nh3 g5! 23. Ra3! Ng4! 24. Rh1? (necessary was 24. Nd4 Bxd4 25. Qxd4 Ne5 and Black’s initiative might appear to be quite insignificant) 24. ... Nxf2 25. Nxf2 Qxf2+ 26. Kh3 f5! with a crushing attack, Vocaturo – Godena, 66th Italian Chess Championship, Cremona 2006. 22. ... Qg4+ 23. Kh1 Rfe8 24. Ra3 Nxe4 25. Bxe4 Rxe4 26. Rc3 Ba5 27. Rc1. Another modus operandi is 27. Rc2 Rbe8 28. Nh2 Qh3 29. Qf3 Qh6 30. b4 Bxb4 31. Nxc7 R8e5 32. Qg4 g6 33. Qc8+ Kg7 34. Ra2 Re1 35. Rxe1 Rxe1+ 36. Kg2 f3+ 37. Nxf3 Qh1+ 38. Kg3 Rg1+ 39. Kf4 g5+ 40. Ke3 Bc5+ 41. Ke2 Rd1 42. Ne6+ fxe6 43. Qd7+ Kg6 44. Qxe6+ Kh5 45. Qe8+ Kg4 46. Qe4+ Kh5 47. Qxh7+ Kg4 48. Nh2+ Kf4 49. Qf7+ Ke4 50. Qg6+ Kd4 51. Nf3+ Kxc4 52. Qc2+ 1 : 0 López Martínez – Bellia, 31st Open, Donostia-San Sebastián 2008. 27. ... Rbe8 28. Nh2 Qh4 29. Nd4 h5. Then Sergey Alexandrovich suggested 29. ... Bb6 30. Ndf3 Qe7 31. b4 Re2 32. Rc2 when White stands better, but the game is not yet over. 30. Qd3 Qf6 31. Nc6 Bb6 32. b4 f3. With the deadly threat of ... Re4-h4. 33. Qxf3 Rf4 34. Qc3 Qxc3. More stubborn was 34. ... Bd4, though after 35. Nxd4 Rxd4 36. Rfe1 White should be able to convert his material superiority in the long run. After the text Svidler wins back a Pawn, but he allows White to liquidate into a won ending. 35. Rxc3 Bxf2 36. Rf3. Sic et simpliciter. 36. ... Rxf3 37. Nxf3 Re2 38. Ng5. The impending threat is 39. Nxf7 Kxf7 40. Kg2. 38. ... f6 39. Ne6 h4 40. Nxc7 Bg3 41. Ne6 Rc2 42. b5 1 : 0. “At least I can still say I do my own stunts”, then Peter Veniaminovich Svidler said.

No comments:

Post a Comment