Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. c4 c6 3. Nf3 g6 4. Nc3 Bg7 5. e4 dxe4 6. Nxe4 Nf6 7. Nxf6+ Bxf6 8.
Be2 O-O 9. O-O Bg7 10. Be3 e6 11. b3 Nd7 12. Qc2 Nf6 13. Rad1 Ng4 14. Bg5 f6
15. Bc1 Kh8 16. h3 Nh6 17. Nh4 Nf5 18. Nxf5 exf5 19. f4 Re8 20. Bf3 a5 21. Rde1
Bd7 22. a4 Qc7 23. Qd2 Qb6 24. Qc3 c5 25. d5 Qd6 26. Bd2 Re7 27. Rxe7 Qxe7 28.
Re1 Qd6 29. Re2 g5 30. Qc1 g4 31. hxg4 fxg4 32. Be4 f5 33. Bc2 Bd4+ 34. Be3
Qxf4 35. Kh1 Bxe3 36. Qxe3 Qf1+ 37. Kh2 Re8 38. Qc3+ Kg8 39. Rxe8+ Bxe8 40. Qe5
Bg6 41. d6 Qf2 42. Bd1 Qh4+ 43. Kg1 g3 44. d7 Qh2+ 45. Kf1 Qh1+ 46. Ke2 Bh5+
47. Ke3 Qe1+ 48. Kf4 Qxd1 49. Qe6+ Bf7 50. Qe8+ Bxe8 51. dxe8=Q+ Kg7 52. Qe7+
Kh8 *
Position (FEN): 7k/1p2Q2p/8/p1p2p2/P1P2K2/1P4p1/6P1/3q4 w - - 3 53
White to move.
Themes:  Endgame, Queen Endgame Mate in 1 
Puzzle rating: 1214
Best move: Qf8#