Chess puzzle (Advantage)
Opening: French_Defense, French_Defense_Steiner_Variation
Moves: 1. e4 e6 2. c4 c6 3. Nc3 d5 4. cxd5 cxd5 5. exd5 exd5 6. Bb5+ Nc6 7. Qe2+ Be6
8. Nf3 a6 9. d4 *
Position (FEN): r2qkbnr/1p3ppp/p1n1b3/1B1p4/3P4/2N2N2/PP2QPPP/R1B1K2R b KQkq - 0 9
Black to move.
Themes:  Opening  
Puzzle rating: 1168
Best move: axb5