Tuesday, November 26, 2013

Modal analysis

诸宸 (Zhū Chén) – 侯逸凡 (Hóu Yìfán)
Women’s World Chess Championship Knockout Tournament; Round of 16 match game 2; Antakya, December 11, 2010
Nimzo-Indian Defence E37

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. a3 Bxc3+ 6. Qxc3 Ne4 7. Qc2 c5 8. dxc5 Nc6 9. cxd5 exd5 10. Nf3 Qf6 11. h4!? Or 11. e3 Bg4 12. Be2 0-0 13. Bd2 Rfe8 14. Bc3 Nxc3 15. bxc3 (15. Qxc3 Qxc3+ 16. bxc3 Rac8 17. Rb1 Nd8 18. Kd2 Re7 19. Rb4 Be6 20. Nd4 Rxc5 21. a4 Bd7 22. Ra1 g6 23. a5 a6 24. Bf3 Re5 25. Rb6 Kf8 26. g4 Ke8 27. h4 Rc7 28. Be2 Re7 29. Rd6 Re5 30. Rb6 Re7 31. Rd6 Ne6 32. Rxd5 Nc5 33. f3 Be6 34. Re5 f6 35. Nxe6 Nb3+ 36. Ke1 fxe5 37. Nxc7+ Rxc7 38. Ra3 Nc5 39. g5 h6 40. gxh6 Rh7 41. Kf2 Rxh6 42. Kg3 Rh7 43. Ra1 Nb3 44. Ra3 Nc5 45. Ra2 Rc7 46. Kg4 Ke7 47. c4 Kf6 48. Rd2 Rd7 49. Rxd7 Nxd7 50. Bd3 b6 51. axb6 Nxb6 52. c5 Nd5 53. e4 Nc7 54. Bc4 a5 55. f4 a4 56. f5 gxf5+ 57. exf5 e4 58. h5 e3 59. h6 Na6 60. c6 a3 61. Kf3 Nc7 62. Kxe3 1–0 Karpov – K. D. Georgiev, 1st “Gorenje”, Valjevo 2007) 15. ... Qe7 16. 0-0 Qxc5 17. Rfb1 Rab8 18. Rb5 Qd6 19. Rd1 Qxa3 20. Rbxd5 Be6 (20. ... Red8!? 21. c4 g6∞) 21. Ng5 g6 22. Nxe6 Rxe6 23. Rd7 Re7 24. Rxe7 Qxe7 25. h3 Rc8 26. Qb2 Rc7 27. Qb5 Qf6 28. c4 Re7 29. c5 Kg7 30. Bf3 Rc7 31. Rd6 Qa1+ 32. Kh2 Qe5+ 33. Kg1 Ne7 34. Bxb7?? (34. Rd8 Nc6=) 34. ... Rxc5−+ 35. Qd7 Rc1+! 36. Rd1 Rc7 37. Qd4 Qxd4 0–1 Krush – 侯逸凡 (Hóu Yìfán), 1st World Mind Sports Games, Mixed Pairs Blitz, 北京 (Běijīng) 2008.
11. ... Bf5 12. Bg5 Qe6 13. Qc1 h6 14. Be3 Qf6 (14. ... 0-0)
15. Bg5 Qe6 16. Bf4 d4 17. e3 0-0 18. Bc4 Qf6. There is nothing special for White, after all.
19. exd4 Nxd4 20. Nxd4 Qxd4 21. Be3 Qf6 22. 0-0 Qxh4? This is a bit too hasty. She would have done better to play first 22. ... Rad8! and if 23. Rd1 then 23. ... Qxh4 with reasonable chances.
23. Bd5 Qe7 24. Re1 Rad8? (24. ... Rfe8 25. Qc4 Rad8 26. Rad1 Nf6 27. Bf3±)
25. Bxe4 Qxe4 (25. ... Bxe4 26. Bf4+−)
26. Bg5. Now Black must give her Queen for Bishop and Rook, but no compensation nor coordination.
26. ... hxg5 27. Rxe4 Bxe4 28. Qxg5 Bc6 29. Re1 Rd5 30. Qc1 Rfd8 31. b4 a6 (31. ... Rd2 32. Qb1! a6 33. Qf5+−)
32. Qf4 R5d7 33. Re3 Rd4 34. Qc7 R4d7 35. Qg3 Rd1+ 36. Kh2 R8d5 37. Qb8+ Rd8 38. Qc7 R1d7 39. Qf4 Rd4 40. Qf5 Rh4+ 41. Rh3 g6 42. Qc2 Rg4 43. f3 Rgd4 44. Qc3 R8d5 45. Kg3 Rg5+ 46. Kf2 Rgd5 47. Ke3 Bd7 48. Rh1 1–0.

Not too old for that! Photo: Turkish Chess Federation.

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