Chess puzzle (Advantage)
Opening: Queens_Gambit_Declined, Queens_Gambit_Declined_Marshall_Defense
Moves: 1. d4 d5 2. c4 Nf6 3. Nc3 Be6 4. cxd5 Nxd5 5. e3 Nxc3 6. bxc3 Nc6 7. Nf3 Bf5 8.
Bb5 e5 9. Nxe5 Qd5 10. Bxc6+ bxc6 11. Qf3 Be4 12. c4 Bb4+ 13. Bd2 *
Position (FEN): r3k2r/p1p2ppp/2p5/3qN3/1bPPb3/4PQ2/P2B1PPP/R3K2R b KQkq - 2 13
Black to move.
Themes:  Middlegame  
Puzzle rating: 1354
Best move: Bxd2+