Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_McDonnell_Attack
Moves: 1. e4 c5 2. f4 Nc6 3. Bc4 e6 4. Nf3 d5 5. exd5 exd5 6. Qe2+ Be7 7. Bb5 Nf6 8.
Ne5 Qb6 9. O-O c4+ 10. Kh1 Qxb5 11. Nc3 Qb6 12. Re1 Nxe5 13. Qxe5 Be6 14. f5
Ng4 15. Qxg7 Nf2+ 16. Kg1 Nh3+ 17. Kh1 Qg1+ 18. Rxg1 *
Position (FEN): r3k2r/pp2bpQp/4b3/3p1P2/2p5/2N4n/PPPP2PP/R1B3RK b kq - 0 18
Black to move.
Themes:  Middlegame Mate in 1, Smothered Mate 
Puzzle rating: 1301
Best move: Nf2#