Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Nc3 g6 6. Bb5 Bd7 7. O-O Bg7 8.
Be3 Nf6 9. Bxc6 bxc6 10. Kh1 O-O 11. f4 e5 12. fxe5 dxe5 13. Nf3 Qc7 14. Qe2
Rab8 15. b3 Rfe8 16. Na4 Nxe4 17. Bxa7 Qxa7 18. Qxe4 f5 19. Qc4+ Be6 20. Qxc6
e4 21. Ng5 Bd7 22. Qd5+ Kh8 23. Nf7+ Kg8 24. Nh6+ Kh8 25. Qg8+ Rxg8 *
Position (FEN): 1r4rk/q2b2bp/6pN/5p2/N3p3/1P6/P1P3PP/R4R1K w - - 0 26
White to move.
Themes:  Middlegame Mate in 1, Smothered Mate 
Puzzle rating: 688
Best move: Nf7#