Chess puzzle (Advantage)
Opening: French_Defense, French_Defense_Tarrasch_Variation
Moves: 1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. Nxd4 Nc6 6. Bb5 Bd7 7. O-O *
Position (FEN): r2qkbnr/pp1b1ppp/2n1p3/1B1p4/3NP3/8/PPPN1PPP/R1BQ1RK1 b kq - 4 7
Black to move.
Themes: Hanging Piece Opening  
Puzzle rating: 812
Best move: Nxd4