Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nc3 d6 3. f4 g6 4. Nf3 Bg7 5. Bc4 e6 6. O-O Ne7 7. d4 cxd4 8. Nxd4
O-O 9. Be3 Nbc6 10. Kh1 a6 11. Bb3 Bd7 12. Nf3 Na5 13. Bd4 Nxb3 14. cxb3 Bc6
15. Bxg7 Kxg7 16. Qd4+ Kg8 17. Rad1 Qc7 18. Qd3 Rad8 19. Nd4 d5 20. e5 Nf5 21.
Nce2 Qb6 22. Nxf5 exf5 23. Nd4 Qa5 24. a3 Rfe8 25. b4 Qb6 26. Rc1 Bd7 27. Rc5
Be6 28. Rfc1 Qa7 29. Qc3 Qb8 30. a4 b6 31. Rc7 b5 32. a5 Rc8 33. h3 Rxc7 34.
Qxc7 Qa8 35. Qb6 Rb8 36. Qd6 Rc8 37. Rc7 Rxc7 38. Qxc7 Qe8 39. Kg1 Qf8 40. Qc5
Qh6 41. Nxe6 fxe6 42. Qc8+ Qf8 43. Qxe6+ Kg7 44. Qxd5 Qxb4 45. Qd7+ Kh6 46. e6
Qe1+ 47. Kh2 Qf2 48. Qd6 Qe3 49. e7 Kh5 50. Qe5 Qf2 51. e8=Q Kh4 52. Qf6+ Kh5
53. Qee5 h6 54. Qg5+ hxg5 *
Position (FEN): 8/8/p5p1/Pp2Qppk/5P2/7P/1P3qPK/8 w - - 0 55
White to move.
Themes:  Endgame, Queen Endgame Mate in 1 
Puzzle rating: 607
Best move: Qh8#