Chess puzzle (Checkmate)
Moves: 1. c4 e5 2. g3 Nc6 3. Bg2 d6 4. Nc3 g6 5. e4 Bg7 6. Nge2 Nge7 7. d3 O-O 8. O-O
f5 9. f3 f4 10. gxf4 exf4 11. Nxf4 Nd4 12. Nfe2 Nec6 13. Rb1 Be6 14. Be3 Qd7
15. Nxd4 Nxd4 16. Ne2 c5 17. Nxd4 cxd4 18. Bg5 Bh3 19. Qd2 Bxg2 20. Kxg2 Rf7
21. b4 Raf8 22. Bh6 Bxh6 23. Qxh6 Rf4 24. b5 Qf7 25. Qh3 g5 26. Qg3 Kh8 27. a4
h5 28. h3 h4 29. Qf2 Rg8 30. a5 Qh5 31. a6 b6 32. Qxd4+ Rg7 33. Qxd6 Rgf7 34.
Qd8+ Kg7 35. Qd4+ Kg8 36. Qe3 Rg7 37. Rb2 Qf7 38. Rbf2 Qe6 39. d4 Rgf7 40. d5
Qe5 41. c5 bxc5 42. Qxc5 Kg7 43. b6 axb6 44. Qxb6 Re7 45. a7 Re8 46. Qb7+ Rf7
47. a8=Q Qg3+ 48. Kh1 Qxh3+ 49. Rh2 *
Position (FEN): Q3r3/1Q3rk1/8/3P2p1/4P2p/5P1q/7R/5R1K b - - 1 49
Black to move.
Themes: Hanging Piece Middlegame Mate in 1 
Puzzle rating: 1040
Best move: Qxf1#