Chess puzzle (Advantage)
Opening: Queens_Gambit_Declined, Queens_Gambit_Declined_Queens_Knight_Variation
Moves: 1. d4 d5 2. c4 e6 3. Nc3 Bb4 4. Qa4+ Nc6 5. cxd5 exd5 6. Bd2 Nf6 7. e3 O-O 8.
Bb5 Qd6 9. Nf3 Bd7 10. O-O a6 11. Bd3 Nxd4 12. Qd1 Bg4 *
Position (FEN): r4rk1/1pp2ppp/p2q1n2/3p4/1b1n2b1/2NBPN2/PP1B1PPP/R2Q1RK1 w - - 2 13
White to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 1656
Best move: exd4