Chess puzzle (Advantage)
Opening: Russian_Game, Russian_Game_Three_Knights_Game
Moves: 1. e4 e5 2. Nf3 Nf6 3. Nc3 Bc5 4. Bc4 Bxf2+ *
Position (FEN): rnbqk2r/pppp1ppp/5n2/4p3/2B1P3/2N2N2/PPPP1bPP/R1BQK2R w KQkq - 0 5
White to move.
Themes: Hanging Piece Opening  
Puzzle rating: 552
Best move: Kxf2