Chess puzzle (Advantage)
Opening: Vienna_Game, Vienna_Game_Stanley_Variation
Moves: 1. e4 e5 2. Bc4 Nf6 3. Nc3 Be7 4. Nf3 d6 5. Qe2 Nc6 6. Bxf7+ *
Position (FEN): r1bqk2r/ppp1bBpp/2np1n2/4p3/4P3/2N2N2/PPPPQPPP/R1B1K2R b KQkq - 0 6
Black to move.
Themes: Hanging Piece Opening  
Puzzle rating: 651
Best move: Kxf7