Chess puzzle (Advantage)
Opening: French_Defense, French_Defense_Advance_Variation
Moves: 1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Ne7 5. Nf3 Nf5 6. Bb5+ Bd7 7. Bf1 Nc6 8. Bg5
Qb6 9. b3 cxd4 10. cxd4 Bb4+ 11. Nbd2 Nfxd4 12. Nxd4 Nxd4 13. Be3 Nf5 *
Position (FEN): r3k2r/pp1b1ppp/1q2p3/3pPn2/1b6/1P2B3/P2N1PPP/R2QKB1R w KQkq - 2 14
White to move.
Themes:  Middlegame  
Puzzle rating: 732
Best move: Bxb6