Chess puzzle (Advantage)
Opening: French_Defense, French_Defense_Advance_Variation
Moves: 1. e4 e6 2. d4 d5 3. e5 c5 4. Nf3 a6 5. Be2 Nc6 6. c3 b5 7. O-O b4 8. cxb4 cxd4
9. Nxd4 Nxe5 10. Bf4 Ng6 11. Qa4+ *
Position (FEN): r1bqkbnr/5ppp/p3p1n1/3p4/QP1N1B2/8/PP2BPPP/RN3RK1 b kq - 3 11
Black to move.
Themes: Defensive Move Middlegame  
Puzzle rating: 894
Best move: Bd7