Chess puzzle (Advantage)
Opening: Queens_Gambit_Accepted, Queens_Gambit_Accepted_Other_variations
Moves: 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. Bg5 Ne4 5. Be3 Bg4 6. Nbd2 Bxf3 7. Nxf3 e6 8.
Qa4+ Nc6 9. Qxc4 Bb4+ 10. Bd2 Bxd2+ 11. Nxd2 Nxd2 12. Kxd2 Nxd4 13. Kc3 O-O *
Position (FEN): r2q1rk1/ppp2ppp/4p3/8/2Qn4/2K5/PP2PPPP/R4B1R w - - 2 14
White to move.
Themes:  Middlegame  
Puzzle rating: 1020
Best move: Qxd4