Chess puzzle (Advantage)
Opening: French_Defense, French_Defense_Advance_Variation
Moves: 1. e4 e6 2. d4 d5 3. e5 f6 4. exf6 Nxf6 5. Bg5 c5 6. Nf3 Nc6 7. c3 cxd4 8. Nxd4
Be7 9. Bb5 Qb6 10. O-O O-O 11. Re1 e5 12. Nxc6 *
Position (FEN): r1b2rk1/pp2b1pp/1qN2n2/1B1pp1B1/8/2P5/PP3PPP/RN1QR1K1 b - - 0 12
Black to move.
Themes:  Opening  
Puzzle rating: 1597
Best move: bxc6