Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. Nf3 d5 3. Bf4 c5 4. c3 Nc6 5. e3 Qb6 6. Qb3 c4 7. Qc2 Bf5 8. Qc1
e6 9. Nbd2 h6 10. Be2 Be7 11. b3 cxb3 12. axb3 O-O 13. h3 Rfc8 14. O-O a5 15.
Qb2 a4 16. b4 Qd8 17. b5 a3 18. Qc1 Na5 19. Ne5 Nd7 20. Ra2 Nxe5 21. Bxe5 Bb4
22. Nb1 Bxc3 23. Nxc3 Nb3 24. Qe1 Qa5 25. Nb1 Qxe1 26. Rxe1 Rc1 27. Rxc1 Nxc1
28. Rxa3 Nxe2+ 29. Kf1 Rxa3 30. Nxa3 Bd3 31. Ke1 Nc3 32. b6 Na4 33. Bc7 f6 34.
h4 h5 35. Kd2 Bc4 36. Nc2 Kf7 37. Nb4 Bb5 38. g3 Ke8 39. Kc2 Bc4 40. Kd2 Kd7
41. Nc2 Kc6 42. Ne1 Kb5 43. Nf3 Nxb6 44. Bd8 Nd7 45. Be7 Ka4 46. Ne1 b5 47. Kc3
Ka5 48. Nc2 Kb6 49. Nb4 Kc7 50. Nd3 Nb6 51. Nc5 Kc6 52. Bf8 g6 53. Kb4 e5 54.
Bg7 exd4 55. exd4 f5 56. Ne6 Nd7 57. Nf4 Nb8 58. Ka5 Kb7 59. Nxg6 *
Position (FEN): 1n6/1k4B1/6N1/Kp1p1p1p/2bP3P/6P1/5P2/8 b - - 0 59
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 552
Best move: Nc6#