Chess puzzle (Checkmate)
Moves: 1. d3 e5 2. e3 d5 3. f3 Nc6 4. Bd2 Nf6 5. g3 h6 6. Bg2 a6 7. Ne2 Be6 8. Nbc3
Bd6 9. f4 Qd7 10. O-O Bh3 11. Nxd5 Bxg2 12. Nxf6+ gxf6 13. Kxg2 h5 14. e4 h4
15. f5 hxg3 16. hxg3 O-O-O 17. Rh1 Rhg8 18. Rh6 Qe7 19. Nc3 Rg7 20. Nd5 Qd7 21.
Nxf6 Qe7 22. Nd5 Qd7 23. Qh5 Be7 24. f6 Rg4 25. fxe7 Nxe7 26. Nf6 Rxg3+ 27.
Kxg3 Qd4 28. Bc3 Qe3+ 29. Qf3 Qxh6 30. Bxe5 Qg5+ 31. Ng4 Rg8 32. Bf6 Qb5 33.
Bxe7 Qe5+ 34. Kf2 Qxe7 35. Rg1 Qc5+ 36. Ne3 Rf8 37. Rg7 Qe7 38. Qf5+ Kb8 39.
Qg4 Qf6+ 40. Ke2 Qxb2 41. Rg8 Qb4 42. Rxf8+ Qxf8 43. Nd5 Qc5 44. c3 c6 45. Qf4+
Ka8 46. Nc7+ Ka7 47. Qxf7 Qxc3 48. Qf2+ Kb8 49. Qf4 Ka7 50. Qd6 Qc2+ 51. Ke3
Qc1+ 52. Kd4 Qg1+ 53. Ke5 Qg3+ 54. Ke6 Qg8+ 55. Kd7 Qf7+ 56. Kc8 Qg8+ 57. Qd8
Qxa2 58. e5 Qh2 59. e6 Qh3 60. Qd7 Qh8+ 61. Ne8 a5 62. e7 a4 63. Kc7 a3 64. Nd6
*
Position (FEN): 7q/kpKQP3/2pN4/8/8/p2P4/8/8 b - - 1 64
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1478
Best move: Qb8#