Chess puzzle (Advantage)
Opening: Russian_Game, Russian_Game_Stafford_Gambit
Moves: 1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 4. Nxf7 *
Position (FEN): r1bqkb1r/pppp1Npp/2n2n2/8/4P3/8/PPPP1PPP/RNBQKB1R b KQkq - 0 4
Black to move.
Themes: Hanging Piece Opening  
Puzzle rating: 1076
Best move: Kxf7