Chess puzzle (Advantage)
Opening: French_Defense, French_Defense_Classical_Variation
Moves: 1. e4 e6 2. Nc3 d5 3. d4 Nf6 4. e5 Nfd7 5. Nf3 c5 6. Bb5 Nc6 7. Be3 Qb6 8. dxc5
Bxc5 9. Bxc5 Qxc5 10. Qe2 a6 11. Bxc6 bxc6 12. Na4 Qa5+ 13. Nc3 c5 14. O-O O-O
15. b3 *
Position (FEN): r1b2rk1/3n1ppp/p3p3/q1ppP3/8/1PN2N2/P1P1QPPP/R4RK1 b - - 0 15
Black to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 944
Best move: Qxc3