Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 e6 3. c3 d5 4. exd5 exd5 5. Be2 Nf6 6. d3 Bd6 7. Bg5 O-O 8. O-O
Nc6 9. Na3 h6 10. Bh4 Re8 11. Nc2 d4 12. cxd4 cxd4 13. Bg3 Bxg3 14. fxg3 Bg4
15. a3 Nd5 16. Nfxd4 Nxd4 17. Bxg4 Nxc2 18. Qxc2 Ne3 19. Qf2 Nxg4 20. Qxf7+ Kh8
21. Qg6 Qd4+ 22. Kh1 Nf2+ 23. Kg1 Nh3+ 24. Kh1 Qg1+ 25. Rxg1 *
Position (FEN): r3r2k/pp4p1/6Qp/8/8/P2P2Pn/1P4PP/R5RK b - - 0 25
Black to move.
Themes:  Endgame Mate in 1, Smothered Mate 
Puzzle rating: 1083
Best move: Nf2#