Chess puzzle (Advantage)
Opening: French_Defense, French_Defense_Mediterranean_Defense
Moves: 1. e4 e6 2. d4 Nf6 3. e5 Nd5 4. c4 Nb6 5. a4 c5 6. a5 Nc6 7. axb6 Qxb6 8. d5
exd5 9. Qxd5 Nb4 10. Qe4 Be7 11. Nf3 O-O 12. Be2 d6 13. O-O dxe5 14. Nxe5 Bf6
15. Bd2 g6 16. Bxb4 Qxb4 17. Nc3 Bf5 18. Qe3 Rae8 19. Nd3 Bxd3 *
Position (FEN): 4rrk1/pp3p1p/5bp1/2p5/1qP5/2NbQ3/1P2BPPP/R4RK1 w - - 0 20
White to move.
Themes:  Middlegame  
Puzzle rating: 1418
Best move: Qxd3