Chess puzzle (Advantage)
Opening: French_Defense, French_Defense_Knight_Variation
Moves: 1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Bg4 5. Be2 Be7 6. Nc3 c6 7. O-O Bxf3 8.
Bxf3 Nf6 9. Re1 O-O 10. Bg5 Re8 11. a3 Nbd7 12. Na4 Qa5 13. c3 b5 14. b4 *
Position (FEN): r3r1k1/p2nbppp/2p2n2/qp1p2B1/NP1P4/P1P2B2/5PPP/R2QR1K1 b - - 0 14
Black to move.
Themes:  Middlegame  
Puzzle rating: 953
Best move: Qxa4