Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 d6 3. Bc4 Nf6 4. d3 e6 5. a3 Be7 6. c3 Nc6 7. Be3 O-O 8. Nbd2
d5 9. exd5 exd5 10. Ba2 d4 11. cxd4 cxd4 12. Bg5 Bg4 13. O-O h6 14. Bxf6 Bxf6
15. Qb3 Bxf3 16. Nxf3 Rb8 17. Qd1 Re8 18. Nd2 Qd6 19. Ne4 Qe5 20. f4 Qf5 21.
Nd6 Qd7 22. Bxf7+ Kf8 23. Nxe8 Rxe8 24. Bxe8 Qxe8 25. Qb3 Qd7 26. Rae1 b6 27.
Qc4 Na5 28. Qb4+ Kg8 29. Qd2 Nc6 30. b4 a5 31. Qa2+ Kh8 32. bxa5 Nxa5 33. Qb2
Qc6 34. Rc1 Qd6 35. Rc8+ Kh7 36. Qa2 Qe7 37. Qg8+ Kg6 38. f5+ Kg5 39. h4+ Kxh4
40. Qa2 Qe3+ 41. Rf2 Bg5 42. Qb1 Kg3 43. Qc2 Qe1+ 44. Rf1 Be3+ 45. Kh1 *
Position (FEN): 2R5/6p1/1p5p/n4P2/3p4/P2Pb1k1/2Q3P1/4qR1K b - - 11 45
Black to move.
Themes: Hanging Piece Endgame Mate in 1 
Puzzle rating: 543
Best move: Qxf1#