Chess puzzle (Crushing)
Moves: 1. d4 d5 2. Bf4 Bf5 3. e3 c6 4. Bd3 Bg6 5. Nf3 e6 6. Bxg6 hxg6 7. Nbd2 Bd6 8.
Ne5 Nf6 9. Qe2 Nh5 10. O-O-O Nxf4 11. exf4 Na6 12. c3 Qa5 13. Kb1 c5 14. Nb3
Qb6 15. h4 c4 16. Nc1 Nc7 17. g4 Nb5 18. Ka1 a5 19. f5 Bxe5 20. Qxe5 O-O-O 21.
Qxg7 gxf5 22. gxf5 Rdf8 23. Rde1 Nc7 24. fxe6 fxe6 25. Qe5 Rh6 26. f4 Rhf6 27.
Ref1 Rf5 28. Qe3 Qd6 29. Ne2 a4 30. h5 a3 31. h6 axb2+ 32. Kxb2 Rh8 33. h7 Qd7
34. Ng3 Rff8 35. Qe5 Rxh7 36. f5 Rxh1 37. Rxh1 exf5 38. Rf1 f4 39. Rxf4 Rxf4
40. Qxf4 Kb8 41. Qf8+ Ka7 42. Qa3+ Na6 43. Qf8 Qg4 44. Qf2 Qh4 45. Qg2 Qf4 46.
Kc2 Qf7 47. Ne2 Qf5+ 48. Kb2 Qd3 49. Nf4 Qe4 50. Qxe4 dxe4 51. Nd5 b5 52. Kc2
Kb7 53. a3 Kc6 54. Nf4 e3 55. Kd1 Nc7 56. Ke2 Ne8 57. Kxe3 Nf6 58. Ng6 Kd6 59.
Kd2 Kd5 60. Ne7+ Kd6 61. Nf5+ Ke6 62. Ne3 Ne4+ 63. Kc2 Kd6 64. Nf5+ Kc6 65. Ne3
Nf2 66. Nxc4 *
Position (FEN): 8/8/2k5/1p6/2NP4/P1P5/2K2n2/8 b - - 0 66
Black to move.
Themes: Hanging Piece Endgame, Knight Endgame  
Puzzle rating: 871
Best move: bxc4