Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Closed
Moves: 1. e4 c5 2. Nc3 Nc6 3. Nf3 d5 4. exd5 Nd4 5. h3 Nf6 6. Bc4 Bf5 7. Nxd4 cxd4 8.
Ne2 Nxd5 9. Nxd4 Nb4 10. Nxf5 e6 11. Ne3 Qf6 12. O-O Bd6 13. c3 Nc6 14. Bb5 Qe5
15. Bxc6+ bxc6 16. Nc4 *
Position (FEN): r3k2r/p4ppp/2pbp3/4q3/2N5/2P4P/PP1P1PP1/R1BQ1RK1 b kq - 1 16
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 816
Best move: Qh2#