Chess puzzle (Advantage)
Opening: Queens_Gambit_Declined, Queens_Gambit_Declined_Ragozin_Defense
Moves: 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Bb4 5. Qa4+ Nc6 6. e3 Ne4 7. Bd2 Nxd2 8.
Nxd2 Bxc3 9. bxc3 O-O 10. cxd5 exd5 11. c4 dxc4 12. Bxc4 Qg5 13. O-O Bh3 14.
Bd5 Bd7 15. Rab1 *
Position (FEN): r4rk1/pppb1ppp/2n5/3B2q1/Q2P4/4P3/P2N1PPP/1R3RK1 b - - 6 15
Black to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 1728
Best move: Qxd5