Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qa4 Bd6 5. Bb5 a6 6. Bxc6 dxc6 7. Nf3 Bd7 8.
Qd4 Nf6 9. e5 c5 10. Qe3 Ng4 11. exd6+ Be6 12. Qxc5 cxd6 13. Qb4 O-O 14. O-O
Qc7 15. c3 Bd5 16. Qd4 Bxf3 17. gxf3 Nf6 18. Bg5 Qe7 19. Bxf6 gxf6 20. Qg4+ Kh8
21. Nd2 Qe5 22. Qe4 Rg8+ 23. Kh1 Qg5 24. Rg1 Qxd2 25. Rxg8+ Rxg8 26. Qxb7 Qxf2
27. Qxf7 *
Position (FEN): 6rk/5Q1p/p2p1p2/8/8/2P2P2/PP3q1P/R6K b - - 0 27
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1010
Best move: Qxf3#