Chess puzzle (Advantage)
Opening: Vienna_Game, Vienna_Game_Vienna_Gambit
Moves: 1. Nc3 e5 2. e4 Nf6 3. f4 Nxe4 *
Position (FEN): rnbqkb1r/pppp1ppp/8/4p3/4nP2/2N5/PPPP2PP/R1BQKBNR w KQkq - 0 4
White to move.
Themes: Hanging Piece Opening  
Puzzle rating: 927
Best move: Nxe4