Chess puzzle (Advantage)
Opening: French_Defense, French_Defense_Rubinstein_Variation
Moves: 1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Bg5 Be7 6. Nf3 *
Position (FEN): rnbqk2r/ppp1bppp/4pn2/6B1/3PN3/5N2/PPP2PPP/R2QKB1R b KQkq - 4 6
Black to move.
Themes: Hanging Piece Opening  
Puzzle rating: 877
Best move: Nxe4