Chess puzzle (Checkmate)
Opening: Four_Knights_Game, Four_Knights_Game_Halloween_Gambit
Moves: 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Nxe5 Nxe5 5. d4 Nc6 6. d5 Ne5 7. f4 Ng6 8. e5
Ng8 9. d6 Nh6 10. Nb5 cxd6 11. exd6 Qa5+ 12. Bd2 Qa4 13. Nc7+ Kd8 14. Nxa8 Bxd6
15. Bc3 Re8+ 16. Be2 Nxf4 17. Qxd6 Rxe2+ 18. Kd1 *
Position (FEN): N1bk4/pp1p1ppp/3Q3n/8/q4n2/2B5/PPP1r1PP/R2K3R b - - 1 18
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 762
Best move: Qxc2#