Chess puzzle (Advantage)
Opening: Kings_Gambit_Declined, Kings_Gambit_Declined_Miles_Defense
Moves: 1. e4 e5 2. f4 Nc6 3. Nf3 f5 4. fxe5 *
Position (FEN): r1bqkbnr/pppp2pp/2n5/4Pp2/4P3/5N2/PPPP2PP/RNBQKB1R b KQkq - 0 4
Black to move.
Themes:  Opening  
Puzzle rating: 1131
Best move: fxe4