Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Old_Sicilian
Moves: 1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. O-O a6 5. a4 b6 6. Re1 Bb7 7. d4 cxd4 8. Nxd4
Qc7 9. Nc3 Nf6 10. Ba2 h5 11. Bg5 Ng4 12. f4 Nxd4 13. Qxd4 Bc5 14. Qxc5 Qxc5+
15. Kh1 Nf2+ 16. Kg1 Nh3+ 17. Kh1 Qg1+ 18. Rxg1 *
Position (FEN): r3k2r/1b1p1pp1/pp2p3/6Bp/P3PP2/2N4n/BPP3PP/R5RK b kq - 0 18
Black to move.
Themes:  Middlegame Mate in 1, Smothered Mate 
Puzzle rating: 940
Best move: Nf2#