Chess puzzle (Checkmate)
Moves: 1. e4 d6 2. Nf3 Nf6 3. Nc3 c6 4. d4 Qa5 5. e5 dxe5 6. dxe5 Ne4 7. Bd2 Nxd2 8.
Qxd2 e6 9. Bd3 Nd7 10. O-O Nxe5 11. Nxe5 Qxe5 12. Rfe1 Qf6 13. Ne4 Qxb2 14.
Rab1 Qxa2 15. Nc3 Qa5 16. Ra1 Qc7 17. Rad1 Bb4 18. Qg5 Bxc3 19. Re3 Bf6 20. Qg4
e5 21. Bf5 Bxf5 22. Qxf5 Rd8 23. Rxd8+ Kxd8 24. Rd3+ Ke7 25. g3 h5 26. h4 g6
27. Qe4 Rd8 28. Rxd8 Qxd8 29. Qb4+ Qd6 30. Qxb7+ Qd7 31. Qb1 e4 32. Qb4+ Ke8
33. Qxe4+ Qe6 34. Qb4 Qc8 35. c4 Be7 36. c5 Kf8 37. Qd4 Kg8 38. Qe5 Kh7 39.
Qxe7 Kg8 40. Qxa7 Qe8 41. Kg2 Kf8 42. Qb6 Qd7 43. Kh2 Qd4 44. Qxc6 Qxf2+ 45.
Kh3 Qf5+ 46. Kg2 Qc2+ 47. Kf1 Qd1+ 48. Kf2 Qd2+ 49. Kf3 Qd1+ 50. Kg2 Qd2+ 51.
Kh3 Qd8 52. Qb7 Kg7 53. c6 Qd5 54. Qc7 *
Position (FEN): 8/2Q2pk1/2P3p1/3q3p/7P/6PK/8/8 b - - 2 54
Black to move.
Themes:  Endgame, Queen Endgame Mate in 1 
Puzzle rating: 1448
Best move: Qh1#