At Last

Péter Ács – 侯逸凡 (Hóu Yìfán)
5th György Marx Memorial; Paks, August 7, 2007
Nimzo-Indian Defence E58

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. e3 0-0 6. Bd3 d5 7. 0-0 Nc6 8. a3 Bxc3 9. bxc3 Qc7 10. h3 dxc4 11. Bxc4 e5 12. Ba2 Bf5 13. d5 Rad8 14. c4 e4 15. Nh4 (15. Qc2 Bg6 16. Nh4 Ne5 17. Bb2 Rfe8 18. Bc3 Rd6 19. Rab1 b6 20. Rbd1 Qc8 21. Nxg6 hxg6 22. Kh2 g5 23. Qb2 Nfg4+ 24. hxg4 Rh6+ 25. Kg1 Nf3+ 26. gxf3 exf3 0 : 1 Henrichs – Prusikin, 78th German Chess Championship, Bad Königshofen 2007) 15. ... Bc8 16. Bb2 Qe7 17. f4 exf3 18. Qxf3 Ne5 19. Qg3 Rfe8 20. Nf5 Bxf5 21. Rxf5 Nfd7 22. Raf1 g6 23. e4 Qd6 24. R5f4 Re7 25. Bb3 Rf8 26. h4 f6 27. Ba1 Nb6 28. h5 Nbd7 29. Ba4 Nb6 30. hxg6 hxg6 31. Bb3 Nbd7 32. Bd1 Rg7 33. Bg4 Nxg4 34. Qxg4 Ne5 35. Qe6+ Qxe6 36. dxe6 Nc6 37. Rxf6 Re8 38. Rd1 Rge7 39. Rxg6+ Kh7

40. Rg5. Even stronger seems 40. Rg4 Rxe6 41. Rd5 Ne5 42. Rg3 with a quasi-zugzwang. 40. ... Rxe6 41. Rd3 R8e7 42. Rxc5 Rxe4 43. Bf6 R7e6 44. Rd7+ Kg6 45. Bb2 b6 46. Rcd5 Re2 47. Bc3

47. ... Rc2?? Black blunders away the game. Instead, 47. ... Ne7! would probably have saved the day. 48. Rg7+ Kh6 49. Rg3 Rc1+ 50. Kh2 1 : 0.

The sun sank at last. Photo: marxgy.ase.hu.