Chess puzzle (Advantage)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Symmetrical_Variation
Moves: 1. Nf3 d5 2. d4 Nf6 3. Nc3 e6 4. e4 dxe4 5. Nxe4 *
Position (FEN): rnbqkb1r/ppp2ppp/4pn2/8/3PN3/5N2/PPP2PPP/R1BQKB1R b KQkq - 0 5
Black to move.
Themes: Hanging Piece Opening  
Puzzle rating: 809
Best move: Nxe4