Chess puzzle (Advantage)
Opening: French_Defense, French_Defense_Advance_Variation
Moves: 1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Qa5 5. Nf3 cxd4 6. Nxd4 a6 7. Nd2 Qc7 8. N2b3
Qxe5+ 9. Be2 Nf6 10. f4 Qc7 11. O-O Be7 12. f5 exf5 13. Bf4 Qb6 14. Kh1 O-O 15.
Bd3 Ne4 16. Be5 Bf6 17. Bxe4 Bxe5 18. Bxd5 Qh6 19. Nf3 Nc6 *
Position (FEN): r1b2rk1/1p3ppp/p1n4q/3Bbp2/8/1NP2N2/PP4PP/R2Q1R1K w - - 3 20
White to move.
Themes:  Middlegame  
Puzzle rating: 1695
Best move: Bxc6