Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 Nc6 3. d4 d6 4. d5 Nce7 5. Bc4 f5 6. O-O Nf6 7. exf5 Bxf5 8.
Nc3 Qd7 9. Bg5 Ng6 10. Bb5 c6 11. dxc6 bxc6 12. Ba4 Be7 13. Re1 O-O 14. Bxf6
Bxf6 15. Nd5 Rac8 16. c3 Bg4 17. Qb3 Kh8 18. Nxf6 Rxf6 19. Nd2 Qf5 20. Ne4 Bf3
21. Nxf6 Nf4 22. Nxh7 Nh3+ 23. Kf1 Rf8 24. Qc2 Bxg2+ 25. Kxg2 Qf3+ 26. Kf1
Qxf2+ 27. Qxf2 *
Position (FEN): 5r1k/p5pN/2pp4/4p3/B7/2P4n/PP3Q1P/R3RK2 b - - 0 27
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 803
Best move: Rxf2#