Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. d4 cxd4 3. Qxd4 Nc6 4. Qd1 Nf6 5. Nc3 e6 6. Bd3 d5 7. exd5 exd5 8.
Nf3 Bb4 9. O-O O-O 10. h3 h6 11. a3 Bd6 12. b4 Qc7 13. Nb5 Qb8 14. Nxd6 Qxd6
15. Bb2 Qf4 16. Re1 Be6 17. Ne5 d4 18. Nxc6 bxc6 19. Bf1 Rad8 20. Bc1 Qb8 21.
Bd3 Rfe8 22. Bb2 c5 23. c3 dxc3 24. Bxc3 c4 25. Be5 Qb7 26. Bxf6 gxf6 27. Be4
Rxd1 28. Bxb7 Rxa1 29. Rxa1 Re7 30. Bc6 Rc7 31. Ba4 Bf5 32. Rc1 Kf8 33. f3 Ke7
34. Kf2 Kd6 35. Bc2 Bxc2 36. Rxc2 Kd5 37. Rd2+ Ke5 38. Ke3 c3 39. Rc2 Rc8 40.
Kd3 Kf4 41. Rxc3 Rxc3+ 42. Kxc3 Kg3 43. b5 Kxg2 44. a4 Kxh3 45. a5 Kg2 46. b6
axb6 47. axb6 h5 48. b7 h4 49. b8=Q h3 50. Qb2+ Kg1 51. Qc1+ Kg2 52. Qd2+ Kg1
53. Qe1+ Kg2 54. Qe2+ Kg1 55. Kd2 h2 56. Ke3 h1=Q *
Position (FEN): 8/5p2/5p2/8/8/4KP2/4Q3/6kq w - - 0 57
White to move.
Themes:  Endgame, Queen Endgame Mate in 1 
Puzzle rating: 1171
Best move: Qf2#