Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 d6 3. Bc4 e6 4. d3 Nf6 5. a3 Be7 6. O-O O-O 7. Bg5 Nbd7 8. Nbd2
a6 9. h3 b5 10. Ba2 Bb7 11. Rb1 Qc7 12. Re1 h6 13. Bh4 Rac8 14. Bg3 e5 15. Bh2
Rfe8 16. Nh4 d5 17. Nf5 Bf8 18. Qf3 dxe4 19. Nxe4 c4 20. Nxf6+ Nxf6 21. Qg3 Kh7
22. Rxe5 Rxe5 23. Qxe5 Qxe5 24. Bxe5 Nd7 25. Bd6 Rc6 26. Bxf8 Nxf8 27. dxc4
bxc4 28. Ne3 c3 29. b4 Ne6 30. Bd5 Rc7 31. Bxb7 Rxb7 32. Rd1 Rc7 33. Nd5 Rc6
34. Rd3 a5 35. b5 Rc5 36. a4 Rc4 37. Nxc3 Nc5 38. Rf3 Kg6 39. b6 Rb4 40. Nd5
Rb1+ 41. Kh2 Nxa4 42. Rb3 Rxb3 43. cxb3 Nc5 44. g4 f6 45. Kg3 Kf7 46. Nc3 Ke6
47. Na4 Nb7 48. Kf4 g5+ 49. Ke4 Kd6 50. Kf5 Ke7 51. Kg6 Ke6 52. Kxh6 Kf7 53.
Kh7 Ke7 54. Kg6 Ke6 55. Kg7 Ke7 56. f3 Ke6 57. Kg6 Ke7 58. Kf5 Kf7 59. f4 *
Position (FEN): 8/1n3k2/1P3p2/p4Kp1/N4PP1/1P5P/8/8 b - - 0 59
Black to move.
Themes:  Endgame, Knight Endgame Mate in 1 
Puzzle rating: 741
Best move: Nd6#