Chess puzzle (Crushing)
Opening: Queens_Gambit_Declined, Queens_Gambit_Declined_Queens_Knight_Variation
Moves: 1. d4 e6 2. c4 d5 3. Nc3 dxc4 4. Nf3 c5 5. e3 cxd4 6. exd4 Bb4 7. Bxc4 Qa5 8.
Bd2 Nf6 9. O-O a6 10. a3 Be7 11. Ne4 Qf5 *
Position (FEN): rnb1k2r/1p2bppp/p3pn2/5q2/2BPN3/P4N2/1P1B1PPP/R2Q1RK1 w kq - 3 12
White to move.
Themes:  Opening  
Puzzle rating: 2071
Best move: Ng3