Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 a6 6. Nd6+ Bxd6 7. Qxd6 Qe7 8.
Qd1 h6 9. Nc3 Nf6 10. Bc4 O-O 11. O-O b5 12. Bd5 Bb7 13. Be3 Rab8 14. a3 Na5
15. b4 Bxd5 16. Nxd5 Nxd5 17. Qxd5 Nc4 18. a4 Nxe3 19. fxe3 Qxb4 20. Qxe5 Rbe8
21. Qd5 Qxe4 22. Qxd7 Qxe3+ 23. Kh1 Qg5 24. Rxf7 Re2 25. Rxf8+ Kxf8 26. Qc8+
Kf7 27. Rf1+ Kg6 28. Qxa6+ Kh7 29. Rg1 Rxc2 30. axb5 Rb2 31. b6 Qg6 32. Qa3
Rxb6 33. Qf3 Rf6 34. Qa3 Rf2 35. Qe3 Rc2 36. Qa3 h5 37. Qa8 h4 38. h3 Qd3 39.
Re1 Re2 40. Rxe2 Qxe2 41. Qb8 Kh6 42. Kh2 Qf2 43. Qd6+ Qf6 44. Qd2+ g5 45. Qd7
Qf4+ 46. Kh1 Kg6 47. Qe6+ Qf6 48. Qe4+ Kh6 49. Qe8 g4 50. Qe4 g3 51. Qe3+ Kg7
52. Qa7+ Kg6 53. Kg1 Qd6 54. Qa1 Qc5+ 55. Kf1 *
Position (FEN): 8/8/6k1/2q5/7p/6pP/6P1/Q4K2 b - - 9 55
Black to move.
Themes:  Endgame, Queen Endgame Mate in 1 
Puzzle rating: 1097
Best move: Qf2#