Chess puzzle (Checkmate)
Moves: 1. e4 d5 2. exd5 Nf6 3. d4 Bf5 4. Nc3 Nbd7 5. Bd3 Bxd3 6. Qxd3 Nb6 7. Qb5+ Qd7
8. Qxd7+ Nbxd7 9. Nge2 O-O-O 10. Bg5 Nb6 11. Nf4 Nfxd5 12. Ncxd5 Nxd5 13. Nxd5
Rxd5 14. Be3 g6 15. c4 Rd7 16. O-O-O Bg7 17. Rd3 Rhd8 18. Rhd1 e6 19. Kc2 c5
20. Kc3 e5 21. dxe5 Bxe5+ 22. Kc2 Rxd3 23. Rxd3 Rxd3 24. Kxd3 Bxb2 25. Bxc5 b6
26. Bd4 Bxd4 27. Kxd4 Kd7 28. Kd5 Kc7 29. Ke5 Kc6 30. Kf6 Kc5 31. Kxf7 Kxc4 32.
Kg7 a5 33. Kxh7 b5 34. Kxg6 b4 35. h4 a4 36. h5 b3 37. axb3+ axb3 38. h6 b2 39.
h7 b1=Q+ 40. Kg7 Qb7+ 41. Kg6 Qxg2+ 42. Kh6 Qa8 43. Kg7 Qb7+ 44. Kg8 Qc8+ 45.
Kg7 Qd7+ 46. Kg8 Qe8+ 47. Kg7 Qe5+ 48. Kg8 Qg5+ 49. Kf8 Qh6+ 50. Kg8 Qg6+ 51.
Kh8 Kd5 52. f4 Ke6 53. f5+ Qxf5 54. Kg8 Qf6 55. h8=Q *
Position (FEN): 6KQ/8/4kq2/8/8/8/8/8 b - - 0 55
Black to move.
Themes:  Endgame, Queen Endgame Mate in 1 
Puzzle rating: 1071
Best move: Qf7#