Chess puzzle (Checkmate)
Moves: 1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. Bd3 c5 5. exd5 exd5 6. dxc5 Bxc5 7. Ngf3 O-O 8.
O-O Nc6 9. Nb3 Bd6 10. Nbd4 Qc7 11. h3 Nxd4 12. Nxd4 b6 13. Re1 Bb7 14. Bg5 Ne4
15. Nb5 Bh2+ 16. Kf1 Qc5 17. Be3 Qe7 18. Nd4 Qf6 19. Nf3 Bd6 20. Bd4 Qf4 21. c3
Rfe8 22. Qc2 Rac8 23. Re2 h6 24. Be3 Qf6 25. Qa4 Bb8 26. Rae1 Qd6 27. Bd4 Qf4
28. Qd7 Bc6 29. Qg4 Qxg4 30. hxg4 Nd6 31. Ne5 Bb5 32. Bxb5 Nxb5 33. a4 Nxd4 34.
cxd4 Re6 35. Nd7 Rxe2 36. Rxe2 Rc1+ 37. Re1 Rxe1+ 38. Kxe1 Bd6 39. Kd2 f6 40.
Kc3 Kf7 41. b4 Ke7 42. Nc5 bxc5 43. dxc5 Be5+ 44. Kd3 Kd7 45. b5 Kc7 46. g3 g5
47. f4 gxf4 48. gxf4 Bxf4 49. Kd4 f5 50. gxf5 Bg5 51. Kxd5 Bf6 52. Ke6 h5 53.
Kxf6 h4 54. Ke7 h3 55. f6 h2 56. f7 h1=Q 57. f8=Q Qe4+ 58. Kf7 Qf5+ 59. Ke8 *
Position (FEN): 4KQ2/p1k5/8/1PP2q2/P7/8/8/8 b - - 4 59
Black to move.
Themes:  Endgame, Queen Endgame Mate in 1 
Puzzle rating: 1505
Best move: Qd7#