Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 d6 3. Bc4 Be7 4. c3 Nf6 5. O-O O-O 6. Re1 Be6 7. Bb3 b6 8. d4
Bxb3 9. Qxb3 Nbd7 10. Nbd2 a5 11. h3 a4 12. Qc2 b5 13. c4 c6 14. b3 a3 15. cxb5
cxb5 16. dxe5 dxe5 17. Qd3 b4 18. Nc4 Qc7 19. Bg5 Rad8 20. Bxf6 Nxf6 21. Qc2
Nd7 22. Rad1 f6 23. Rd5 Nb6 24. Rxd8 Rxd8 25. Rd1 Rc8 26. Rc1 Qb7 27. Qd3 Rd8
28. Qe2 Rc8 29. Rd1 Qa6 30. Nfd2 h6 31. Qg4 Nxc4 32. Nxc4 Rd8 33. Rxd8+ Bxd8
34. Qd7 Qa8 35. Qb5 Be7 36. Kh2 Qxe4 37. Qe8+ Bf8 38. Nd6 Qd5 39. Nf5 Qf7 40.
Qb8 Qd7 41. g4 e4 42. Kg2 Kf7 43. Qf4 Qe6 44. h4 Bc5 45. g5 hxg5 46. hxg5 Qe5
47. Qg4 e3 48. g6+ Kf8 49. Nxe3 Bxe3 50. fxe3 Qxe3 51. Qc8+ Ke7 52. Qb7+ Kf8 *
Position (FEN): 5k2/1Q4p1/5pP1/8/1p6/pP2q3/P5K1/8 w - - 4 53
White to move.
Themes:  Endgame, Queen Endgame Mate in 1 
Puzzle rating: 959
Best move: Qf7#