Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nc6 5. Nxc6 bxc6 6. e5 Be6 7. Bf4 f6 8.
exf6 Nxf6 9. g3 Be7 10. Bg2 Bd5 11. Bxd5 cxd5 12. O-O O-O 13. Nc3 d4 14. Qxd4
c5 15. Qc4+ d5 16. Qa4 Bd6 17. Rad1 Bxf4 18. Qxf4 Ne4 19. Qe3 Nxc3 20. Qxc3 c4
21. Qd4 Kh8 22. Qxd5 Qf6 23. Qxc4 Qxb2 24. Rb1 Qf6 25. Rb7 a5 26. Qb5 a4 27. c4
Rae8 28. c5 Re1 29. Rb6 Qxf2+ 30. Kh1 Rxf1+ 31. Qxf1 *
Position (FEN): 5r1k/6pp/1R6/2P5/p7/6P1/P4q1P/5Q1K b - - 0 31
Black to move.
Themes: Hanging Piece Endgame Mate in 1 
Puzzle rating: 522
Best move: Qxf1#