Chess puzzle (Advantage)
Opening: Queens_Gambit, Queens_Gambit_Other_variations
Moves: 1. d4 d5 2. c4 a6 3. Nf3 Nc6 4. e3 h6 5. Nc3 e6 6. Bd3 Nf6 7. O-O Bd7 8. cxd5
exd5 9. Qb3 Nb4 10. Be2 Bd6 11. a3 Nc6 12. Nxd5 Nxd5 13. Qxd5 Be6 14. Qe4 O-O
15. Bd3 g6 16. d5 *
Position (FEN): r2q1rk1/1pp2p2/p1nbb1pp/3P4/4Q3/P2BPN2/1P3PPP/R1B2RK1 b - - 0 16
Black to move.
Themes:  Opening  
Puzzle rating: 2131
Best move: Bxd5