Chess puzzle (Checkmate)
Moves: 1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. a3 Bd7 6. Nf3 Rc8 7. Be2 cxd4 8. cxd4
g5 9. Bxg5 Qb6 10. b4 Nge7 11. O-O Nf5 12. Be3 Nxe3 13. fxe3 Bh6 14. Qd3 a6 15.
Nbd2 Ne7 16. Nb3 Bb5 17. Qd2 Bxe2 18. Qxe2 Nf5 19. Nc5 Bxe3+ 20. Kh1 Bxd4 21.
Nxd4 Nxd4 22. Qh5 Rf8 23. Qxh7 Qc7 24. Qg7 b6 25. Nxa6 Qc4 26. Rad1 Qxa6 27.
Rxd4 *
Position (FEN): 2r1kr2/5pQ1/qp2p3/3pP3/1P1R4/P7/6PP/5R1K b - - 0 27
Black to move.
Themes: Hanging Piece Endgame Mate in 1 
Puzzle rating: 589
Best move: Qxf1#