Chess puzzle (Advantage)
Opening: French_Defense, French_Defense_Exchange_Variation
Moves: 1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Nc3 c6 6. Bg5 Bd6 7. Bd3 O-O 8.
O-O Nbd7 9. Re1 Qc7 10. h3 h6 11. a3 *
Position (FEN): r1b2rk1/ppqn1pp1/2pb1n1p/3p2B1/3P4/P1NB1N1P/1PP2PP1/R2QR1K1 b - - 0 11
Black to move.
Themes:  Opening  
Puzzle rating: 1550
Best move: hxg5