Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Bxd2+
8. Nbxd2 d5 9. exd5 Nxd5 10. Qb3 Qe7+ 11. Kf1 Nb6 12. Re1 Be6 13. d5 Nxc4 14.
Nxc4 O-O 15. dxe6 fxe6 16. Qxb7 Qd7 17. Nce5 Nxe5 18. Nxe5 Qd6 19. Qc6 Qd4 20.
Qxe6+ Kh8 21. Nf7+ Kg8 22. Nh6+ Kh8 23. Qg8+ Rxg8 *
Position (FEN): r5rk/p1p3pp/7N/8/3q4/8/PP3PPP/4RK1R w - - 0 24
White to move.
Themes:  Endgame Mate in 1, Smothered Mate 
Puzzle rating: 1002
Best move: Nf7#