Chess puzzle (Advantage)
Opening: Kings_Gambit_Accepted, Kings_Gambit_Accepted_Kings_Knights_Gambit
Moves: 1. e4 e5 2. f4 exf4 3. Nf3 Qe7 4. Nc3 Nf6 5. Bc4 Nxe4 *
Position (FEN): rnb1kb1r/ppppqppp/8/8/2B1np2/2N2N2/PPPP2PP/R1BQK2R w KQkq - 0 6
White to move.
Themes:  Opening  
Puzzle rating: 1663
Best move: Nd5