Chess puzzle (Advantage)
Opening: French_Defense, French_Defense_Advance_Variation
Moves: 1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Qb6 5. Nf3 Nc6 6. Bd3 cxd4 7. cxd4 Bd7 8. Be3
Qxb2 9. Nbd2 Qa3 10. Nb3 Bb4+ 11. Bd2 a5 12. O-O Bxd2 13. Qxd2 a4 *
Position (FEN): r3k1nr/1p1b1ppp/2n1p3/3pP3/p2P4/qN1B1N2/P2Q1PPP/R4RK1 w kq - 0 14
White to move.
Themes:  Middlegame  
Puzzle rating: 1414
Best move: Nc5