Chess puzzle (Crushing)
Opening: Queens_Gambit_Declined, Queens_Gambit_Declined_Semi-Tarrasch_Defense
Moves: 1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 c5 5. Bg5 Nbd7 6. cxd5 cxd4 7. Qxd4 Bc5 8.
Qh4 exd5 9. Nxd5 Qa5+ 10. Nc3 Bb4 11. Bxf6 Nxf6 12. Qc4 *
Position (FEN): r1b1k2r/pp3ppp/5n2/q7/1bQ5/2N2N2/PP2PPPP/R3KB1R b KQkq - 1 12
Black to move.
Themes:  Opening  
Puzzle rating: 1712
Best move: Be6