Chess puzzle (Advantage)
Opening: Italian_Game, Italian_Game_Blackburne-Kostic_Gambit
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nd4 4. Nxe5 Qg5 5. Bxf7+ Kd8 6. Ng4 Nf6 7. f3 *
Position (FEN): r1bk1b1r/pppp1Bpp/5n2/6q1/3nP1N1/5P2/PPPP2PP/RNBQK2R b KQ - 0 7
Black to move.
Themes:  Opening  
Puzzle rating: 1753
Best move: Nxg4