Chess puzzle (Checkmate)
Moves: 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Bf5 5. Nf3 e6 6. Bc4 Nf6 7. O-O Be7 8.
Bd2 c5 9. d5 O-O 10. Re1 Bg4 11. dxe6 fxe6 12. Bxe6+ Kh8 13. Bxg4 Nxg4 14. Rxe7
Qb6 15. h3 Nf6 16. Qe2 Qxb2 17. Rb1 Qxc2 18. Ng5 Nbd7 19. Nf7+ Kg8 20. Qe6 Qxd2
21. Ne4 Qc2 22. Nxf6+ Nxf6 23. Re1 b6 24. g4 Qc3 25. g5 Nh5 26. Nh6+ Kh8 27.
Qg8+ Rxg8 *
Position (FEN): r5rk/p3R1pp/1p5N/2p3Pn/8/2q4P/P4P2/4R1K1 w - - 0 28
White to move.
Themes:  Middlegame Mate in 1, Smothered Mate 
Puzzle rating: 1118
Best move: Nf7#