Chess puzzle (Crushing)
Opening: Queens_Gambit_Declined, Queens_Gambit_Declined_Modern_Variation
Moves: 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 h6 5. Bh4 g5 6. Bg3 Bb4 7. Qc2 Ne4 8. e3
Nxc3 9. bxc3 Ba5 10. cxd5 exd5 11. Be5 Rg8 12. Rc1 Be6 13. Qh7 Rg6 14. Ne2 Nc6
15. Ng3 Qe7 16. Nh5 *
Position (FEN): r3k3/ppp1qp1Q/2n1b1rp/b2pB1pN/3P4/2P1P3/P4PPP/2R1KB1R b Kq - 11 16
Black to move.
Themes:  Middlegame  
Puzzle rating: 2314
Best move: Qa3