马歇尔计划 (Marshall Plan)

侯逸凡 (Hóu Yìfán) – Péter Lékó
75th Tata Steel Chess Tournament; Wijk aan Zee, January 27, 2013
Spanish Game C89

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. c3 d5 9. exd5 Nxd5 10. Nxe5 Nxe5 11. Rxe5 c6 12. d4 Bd6 13. Re1 Qh4 14. g3 Qh3 15. Qe2 Bg4 16. Qf1 Qh5 17. Nd2 Rae8. 17. ... Nf4!? 18. gxf4 Bxf4 seems quite interesting, but after 19. h4! (19. Qg2 Bh3 20. Qxc6 Bxh2+! 21. Kh1 Bg3! 22. Kg1 Bh2+=) 19. ... Qxh4 20. Qg2 Bh3 21. Nf3! Qh5 22. Bxf4 Bxg2 23. Kxg2 White remains with a Knight and two Bishops against Queen and Pawn – actually an appealing compensation. 18. f3 Bh3 19. Qf2 Rxe1+. If, instead, 19. ... f5 there might follow 20. Rxe8 Rxe8 21. Nf1 [21. c4 Nf4!? 22. c5+!? Kf8 23. cxd6? (23. gxf4! Qg6+ 24. Qg3 Re1+ 25. Kf2 Qe8 26. Ne4 Rf1+ 27. Ke2 fxe4 28. Qxh3! exf3+ 29. Kd3 Qe2+ 30. Kc3 Qe1+ 31. Bd2 b4+ 32. Kc4 Qe2+ 33. Kxb4 Qxd2+ 34. Ka3 Bxc5+ 35. dxc5 Qa5+ 36. Ba4 Qxc5+ 37. b4 Qc3+ 38. Bb3 Rxa1 39. Qc8+ Ke7 40. Qc7+ Ke8=) 23. ... Re2−+ Kapengut – Malaniuk, 14th “Alexey Pavlovich Sokolsky Menorial”, Minsk 1985] 21. ... f4 22. Bxf4 Bxf4 23. gxf4 Qg6+ 24. Ng3 h5 25. Re1 h4 26. Rxe8+ Qxe8 27. Qe2 Qf7 28. Nf1 Qg6+ 29. Kf2 Kf8 30. Bxd5 cxd5 31. Ne3 Qd6 32. Ng2 Bxg2 33. Kxg2 Qxf4 34. Qe5 Qd2+ 35. Kh3 Qxb2 36. Qd6+ Ke8 37. Qxa6 Ke7 38. Qb7+ Kd6 39. Qb6+ Kd7 40. Qb7+ Kd6 41. Qxg7 Qxa2 42. Qe5+ Kc6 43. Qe8+ Kb6 44. Qb8+ Kc6 45. Qc8+ Kd6 46. Qc5+ Ke6 47. Qxb5 1 : 0 侯逸凡 (Hóu Yìfán) – A. O. Muzychuk, FIDE Women’s Grand Prix 2011–12, 1st stage, Rostov-on-Don 2011. 20. Qxe1 Bf4!?

21. Bxd5. The critical line could be 21. gxf4 Nxf4 22. Bd1! Nd3 23. f4 (23. Qg3 f5! followed by ... f5-f4 is roughly equal as well) 23. ... Bg4 24. Qg3 Bxd1 25. Qxd3 Re8 26. Qg3 where Black had to prove his compensation for the sacrificed Bishop; for instance: 26. ... f5 27. d5 cxd5 28. Nf1 Re6 29. Qd3 Rg6+ 30. Ng3 Bf3 “is at least equal for Black. White must worry about ideas like ... Qh5-g4 followed by the march of the h-Pawn”, Dennis Monokroussos writes. 21. ... Bxd2 22. Bxd2 Qxd5 23. Qe4 Qd7 24. Re1 Be6 25. a3!? This seems no more promising than 25. Bf4 Re8 26. Qe5 f6 27. Qd6 Qxd6 28. Bxd6 Kf7 29. b3 Bf5 30. Kf2 Rxe1 31. Kxe1 a5 32. Kd2 Be6 33. Kd3 Nf5+ ½ : ½ Karjakin – Aronian, 5th Final Masters, São Paulo 2012. 25. ... Re8 26. g4 f6 27. h3 Bf7 28. Qf4 Rxe1+ 29. Bxe1 h6 30. Qe4 Bd5 31. Qe3 Qe6 32. Kf2 Qxe3+ 33. Kxe3 Kf7 34. h4 g6 35. Bg3 h5 36. gxh5 gxh5 37. Bd6 ½ : ½.

侯逸凡 (Hóu Yìfán) (left) vs. Péter Lékó (right). Photo: Tata Steel Chess.