Chess puzzle (Checkmate)
Opening: Kings_Gambit_Declined, Kings_Gambit_Declined_Classical_Variation
Moves: 1. e4 e5 2. f4 Bc5 3. Nf3 Nc6 4. c3 d6 5. d4 exd4 6. cxd4 Bb6 7. Bc4 Nf6 8. Nc3
Bg4 9. O-O Nxd4 10. Be3 Nxf3+ 11. gxf3 Bxe3+ 12. Kg2 Bd7 13. Qd3 Bxf4 14. Rae1
Nh5 15. Qd5 Bd2 *
Position (FEN): r2qk2r/pppb1ppp/3p4/3Q3n/2B1P3/2N2P2/PP1b2KP/4RR2 w kq - 4 16
White to move.
Themes: Attacking f2 or f7 Middlegame Mate in 1 
Puzzle rating: 821
Best move: Qxf7#