Chess puzzle (Checkmate)
Opening: Vienna_Gambit_with_Max_Lange_Defense, Vienna_Gambit_with_Max_Lange_Defense_Knight_Variation
Moves: 1. e4 e5 2. Nc3 Nc6 3. f4 exf4 4. Nf3 d6 5. Bc4 Bg4 6. d3 Ne5 7. Nxe5 Bxd1 8.
Bxf7+ Ke7 *
Position (FEN): r2q1bnr/ppp1kBpp/3p4/4N3/4Pp2/2NP4/PPP3PP/R1BbK2R w KQ - 1 9
White to move.
Themes:  Opening Mate in 1 
Puzzle rating: 1170
Best move: Nd5#