Chess puzzle (Checkmate)
Opening: Kings_Gambit_Declined, Kings_Gambit_Declined_Queens_Knight_Defense
Moves: 1. e4 Nc6 2. f4 e5 3. fxe5 Nxe5 4. d4 Nc6 5. Nf3 Nf6 6. e5 Qe7 7. Bc4 d6 8. O-O
dxe5 9. dxe5 Ng4 10. Bg5 Qc5+ 11. Kh1 Qxc4 12. Nc3 Be6 13. Bh4 h5 14. Ng5 Be7
15. Nxe6 Bxh4 16. Nxc7+ Ke7 *
Position (FEN): r6r/ppN1kpp1/2n5/4P2p/2q3nb/2N5/PPP3PP/R2Q1R1K w - - 1 17
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1501
Best move: Qd6#