Chess puzzle (Checkmate)
Moves: 1. e4 e6 2. d4 d5 3. exd5 exd5 4. c4 c6 5. cxd5 cxd5 6. Nf3 Nc6 7. Nc3 Nf6 8.
Bb5 Bb4 9. Ne5 Bd7 10. O-O Nxe5 11. dxe5 Bxc3 12. Bxd7+ Nxd7 13. bxc3 O-O 14.
Bf4 Qc7 15. Qxd5 Nb6 16. Qd3 Rad8 17. Qg3 Nd5 18. Bd2 Rfe8 19. Rac1 Qxe5 20.
Qf3 f6 21. Rfe1 Qd6 22. Rxe8+ Rxe8 23. c4 Nb6 24. c5 Qxd2 25. Qb3+ Nd5 26. Rf1
Re1 27. h3 Rxf1+ 28. Kxf1 Qc1+ 29. Ke2 Qxc5 30. Qxb7 Qc4+ 31. Kf3 Qf4+ 32. Ke2
Nc3+ 33. Kd3 Nxa2 34. Qd5+ Kf8 35. Qxa2 Qf5+ 36. Ke3 Qg5+ 37. f4 Qg3+ 38. Ke4
Qg6+ 39. f5 Qe8+ 40. Kf4 Qe5+ 41. Kg4 h5+ 42. Kh4 Qf4+ 43. g4 hxg4 44. hxg4
Qg5+ 45. Kg3 Qe3+ 46. Kh4 g5+ 47. fxg6 Kg7 48. Qf7+ Kh6 *
Position (FEN): 8/p4Q2/5pPk/8/6PK/4q3/8/8 w - - 3 49
White to move.
Themes:  Endgame, Queen Endgame Mate in 1 
Puzzle rating: 1051
Best move: Qh7#