Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. Bg5 b6 6. e4 Be7 7. Bd3 Nc6 8. e5
Nh5 9. Bxe7 Qxe7 10. Bxh7+ Kh8 11. Qd3 g6 12. Bxg6 fxg6 13. Qxg6 Qf7 14. Qh6+
Qh7 15. Qxf8+ Qg8 16. Qh6+ Qh7 17. Qe3 Nb4 18. Rc1 Nc2+ 19. Rxc2 Qxc2 20. Nf3
Bb7 21. O-O Rg8 22. d5 exd5 23. cxd5 Qg6 24. Nh4 Qg5 25. Qh3 Nf4 26. Ng6+ Kg7
27. Nxf4 Qxf4 28. Qxd7+ Kg6 29. Qe6+ Kh7 30. Qe7+ Rg7 31. Qe6 Rg6 32. Qh3+ Rh6
33. Qd3+ Kh8 34. g3 Qxe5 35. Qd2 Qh5 36. Qd4+ Kg8 37. h4 Rg6 38. Kh2 Bc8 39.
Re1 Bd7 40. Re7 Qf5 41. Ne4 Qh3+ 42. Kg1 Bb5 43. Nf6+ Kf8 44. Re1 Rxg3+ 45.
fxg3 Qxg3+ 46. Kh1 Qxe1+ 47. Kh2 Qe2+ 48. Kh3 Qf3+ 49. Kh2 Bf1 50. Nh7+ Ke7 51.
Qe5+ Kd8 52. Qg5+ Kc8 53. Qg8+ Kb7 54. Qg1 *
Position (FEN): 8/pkp4N/1p6/3P4/7P/5q2/PP5K/5bQ1 b - - 15 54
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1088
Best move: Qh3#