Chess puzzle (Advantage)
Opening: Queens_Gambit_Declined, Queens_Gambit_Declined_Albin_Countergambit
Moves: 1. d4 d5 2. c4 e5 3. cxd5 Qxd5 4. e3 exd4 5. exd4 Nc6 6. Nf3 Bg4 7. Be3 O-O-O
8. Nc3 Bxf3 9. Nxd5 *
Position (FEN): 2kr1bnr/ppp2ppp/2n5/3N4/3P4/4Bb2/PP3PPP/R2QKB1R b KQ - 0 9
Black to move.
Themes:  Opening  
Puzzle rating: 1380
Best move: Bxd1