Chess puzzle (Advantage)
Opening: French_Defense, French_Defense_Rubinstein_Variation
Moves: 1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Bd3 Ngf6 6. Nxf6+ Nxf6 7. Nf3 a6
8. O-O c5 9. Bg5 cxd4 10. Nxd4 Be7 11. c3 O-O 12. Qf3 h6 13. Bh4 Nd5 14. Bg3
Bf6 15. Rfd1 Bxd4 16. cxd4 Qb6 17. Rab1 Bd7 18. Be5 Bc6 *
Position (FEN): r4rk1/1p3pp1/pqb1p2p/3nB3/3P4/3B1Q2/PP3PPP/1R1R2K1 w - - 5 19
White to move.
Themes:  Middlegame  
Puzzle rating: 2192
Best move: Qg4