Chess puzzle (Advantage)
Opening: Queens_Gambit_Declined, Queens_Gambit_Declined_Marshall_Defense
Moves: 1. d4 d5 2. c4 Nf6 3. Nc3 c5 4. Nf3 cxd4 5. Nxd4 e6 6. cxd5 exd5 7. Bg5 Be7 8.
e3 O-O 9. Bd3 h6 10. Bxf6 Bxf6 11. Qc2 Re8 12. Bb5 Re7 13. Qb3 *
Position (FEN): rnbq2k1/pp2rpp1/5b1p/1B1p4/3N4/1QN1P3/PP3PPP/R3K2R b KQ - 5 13
Black to move.
Themes: Pin Middlegame  
Puzzle rating: 1274
Best move: Bxd4