Eadem mutata resurgo

Pavel Vladimirovich Eljanov – 侯逸凡 (Hóu Yìfán)
FIDE Grand Prix 2017; 1st stage; Sharjah, February 21, 2017
Nimzo-Indian Defence E48

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Bd3 d5 6. cxd5 exd5 7. Ne2 Re8 8. Bd2 c6 9. 0-0 Bd6 10. Ng3 Nbd7 11. Rc1 Nf8 12. f3 Ne6 13. Be1 a6 14. Bf2 c5 15. Re1 cxd4 16. exd4 Nf4 17. Rxe8+ Qxe8 18. Bb1 Bd7 19. Qd2 g6 20. Nf1 Qf8 21. Be3 Qb8 22. a3 Bc6 23. Ba2 Ne6 24. Re1 Qc7 25. Bf2 Bf4 26. Qd1 Rd8 27. Bh4 Bg5 28. Bxg5 Nxg5 29. Qd2 Ne6 30. Ne3 Qf4 31. Rd1 Kg7 32. Nc2 Qxd2 33. Rxd2 Kf8 34. Kf2 Ke7 35. h4 h5 36. Ne3 Nc7 37. g4 hxg4 38. fxg4 Kd6 39. g5 Nh5 40. Ng4 f6 41. gxf6 Rf8 42. Ke3 Ng3 43. Rf2 Nf5+ 44. Kd3 Nxh4 45. Ne3 Nf5 46. Nxf5+ gxf5 47. Rxf5 Bd7 48. Rh5 Be6 49. Rh6 Rf7 50. Na4 a5 51. Nc5 Ne8 52. Bb3 b6 53. Na4 Kc6 54. Nc3 b5 55. Rh8 Nc7 56. Rh6 Ne8 57. Rh5 Nc7 58. a4 b4 59. Nb5 Ne8 60. Re5 Rxf6 61. Bxd5+ Bxd5 62. Rxe8 Rf3+ 63. Kd2 Rf2+ 64. Re2 Rxe2+ 65. Kxe2 Bb3 66. Kd2 Bxa4

And now White forces a book draw thanks to the Bishop of the wrong colour:
67. Nc3! ½ : ½.