Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. c3 O-O 6. O-O Re8 7. h3 a6 8. Ba4
Ba7 9. Re1 d6 10. Nbd2 Bd7 11. Nf1 Ne7 12. Bc2 Ng6 13. Be3 d5 14. Bxa7 Rxa7 15.
Ng3 Bc6 16. a4 Ra8 17. a5 Qd7 18. Kh2 Rad8 19. Qc1 Nf4 20. Qe3 dxe4 21. dxe4
Qe6 22. Red1 g6 23. b4 Kg7 24. Rxd8 Rxd8 25. Rd1 Rxd1 26. Bxd1 Qe7 27. Nd2 Bb5
28. Bb3 Nd7 29. Bc4 c5 30. Bxb5 axb5 31. Ne2 cxb4 32. c4 Nxe2 33. Qxe2 bxc4 34.
Qxc4 Qc5 35. Qd3 Nf8 36. Nf3 Ne6 37. Qd7 Nd4 38. Ng5 Qc4 39. Qxb7 h6 40. Nf3
Nxf3+ 41. gxf3 b3 42. a6 Qc2 43. Kg2 b2 44. a7 b1=Q 45. Qxb1 Qxb1 46. a8=Q Qc1
47. Qd5 Qg5+ 48. Kf1 h5 49. Qd6 Qf6 50. Qd5 Qe7 51. Kg2 Kf6 52. Qc6+ Qe6 53.
Qb7 Kg5 54. Qb8 Kf6 55. Qd8+ Kg7 56. Qb8 Qf6 57. Qc8 Qg5+ 58. Kf1 Kh6 *
Position (FEN): 2Q5/5p2/6pk/4p1qp/4P3/5P1P/5P2/5K2 w - - 20 59
White to move.
Themes:  Endgame, Queen Endgame Mate in 1 
Puzzle rating: 586
Best move: Qh8#