Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_OKelly_Variation
Moves: 1. e4 c5 2. Nf3 a6 3. Bc4 e6 4. a4 d5 5. exd5 exd5 6. Be2 Nf6 7. c3 Bd6 8. d4
Be6 9. dxc5 Bxc5 10. O-O O-O 11. Bg5 h6 12. Bxf6 Qxf6 13. h3 Nc6 14. Nbd2 Rad8
15. Nb3 Bd6 16. Nbd4 Ne5 17. Nxe5 Qxe5 18. Nxe6 *
Position (FEN): 3r1rk1/1p3pp1/p2bN2p/3pq3/P7/2P4P/1P2BPP1/R2Q1RK1 b - - 0 18
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 808
Best move: Qh2#