Saturday, June 7, 2014

逆天奇緣 (Upside Down)

侯逸凡 (Hóu Yìfán) – Francisco Vallejo Pons
27th Torneo Magistral de Ajedrez “Ciudad de León”; match game 1; time control: 20 minutes plus 10 seconds per move; León, June 6, 2014
Spanish Game C65

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6. The Berlin Wall.
4. Qe2!? An ancient suggestion of Ruy López instead of 4. 0-0 Nxe4 5. d4 Nd6 6. Bxc6 dxc6 7. dxe5 Nf5 8. Qxd8+ Kxd8 9. Nc3 Bd7 10. Rd1 Kc8 11. h3 h6 12. b3 b6 13. Bb2 Ne7 14. Ne2 Ng6 15. Ng3 Nf4 16. Nd4 c5 17. Nde2 Ne6 18. f4 g6 19. c4 Bc6 20. Nf1 h5 21. Ne3 Bh6 22. Nd5 Kb7 23. Bc1 Rad8 24. Be3 Bf8 25. Kf2 Ng7 26. Ng3 Nf5 27. Ne4 Rd7 28. Rd3 Be7 29. Rad1 h4 30. Ke2 a5 31. a4 Kc8 32. Bf2 Bd8 33. R3d2 Be7 34. Rd3 Bd8 35. R1d2 Be7 36. Rd1 ½ : ½ 侯逸凡 (Hóu Yìfán) – Vallejo Pons, León, 27th Magistral “Ciudad de León”, León 2014, match game 3 (time control: 20 minutes plus 10 seconds per move).
4. ... Bc5 5. c3 (5. 0-0 Nd4=)
5. ... 0-0 6. 0-0 (6. Bxc6!?)
6. ... Re8 7. d3 h6. (7. ... a6 8. Ba4 h6 9. Be3 Bf8!? 10. c4?! d6 11. h3 Nh5!↑ Pelikan – Sanguinetti, 51st Argentine Chess Championship, Santa Fe 1973)
8. h3 d6 9. Rd1 Bd7 10. Nbd2 Ne7 11. Bxd7 Qxd7 12. b4 Bb6 13. Nc4 c6 14. Nxb6 axb6 15. a4 b5 16. a5 b6 17. c4 bxa5 18. bxa5 c5 19. cxb5 Qxb5 20. Bd2 Reb8 21. Nh4 Nc6 22. Nf5 Nd4 23. Nxd4 cxd4 24. f4 Nd7 25. Qg4 Kh8 26. Kh2 exf4


27. Rab1? A crucial moment. White’s intermediary move is obviously bad. After 27. Qxf4 Qe5 as well as 27. Bxf4 Ne5 the chances are about equal.
27. ... Ne5 28. Qxf4. 28. Qc8+ Rxc8 29. Rxb5 Nxd3 also much favours Black.
28. ... Qxd3? Much stronger was 28. ... Qxb1! 29. Rxb1 Rxb1 with an overwhelming advantage.
29. Bb4 Qe3 30. Qxe3 dxe3 31. Bxd6 Rxb1 32. Rxb1


32. ... Nd3? A grave miscalculation. Correct was 32. ... Rxa5! 33. Bc7 Rc5 34. Bd6 Ra5= with a draw.
33. Rb8+ Rxb8 34. Bxb8 e2 35. Bg3 Nc5 36. e5 Kg8 37. Kg1 Kf8 38. Kf2 Ne4+ 39. Kxe2


39. ... Ke7. Of course after 39. ... Nxg3+ 40. Ke1 the a-Pawn is unstoppable.
40. a6 Nc3+ 41. Kd3 Nd5. Or 41. ... Nb5 42. Kc4 Na7 43. Kc5 and wins.
42. a7 Nb6 43. Kd4 Kd7 44. Kc5 Na8 45. Kb5 h5 46. h4 g6 47. e6+ Kxe6. If 47. ... fxe6 then 48. Be5! and Black is in zugzwang.
48. Kc6. Illustrating Steinitz’s maxim: “The King is a strong piece”.
48. ... f6 49. Kb7 Kd7 50. Kxa8 Kc8 51. Bf4 1 : 0.

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