Chess puzzle (Crushing)
Opening: Blackmar-Diemer_Gambit, Blackmar-Diemer_Gambit_Ryder_Gambit
Moves: 1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Qxf3 Nc6 6. d5 Bg4 7. Qd3 Ne5 8.
Qb5+ Ned7 9. Qxb7 e6 10. Nb5 Bd6 11. h3 *
Position (FEN): r2qk2r/pQpn1ppp/3bpn2/1N1P4/6b1/7P/PPP3P1/R1B1KBNR b KQkq - 0 11
Black to move.
Themes:  Opening  
Puzzle rating: 1784
Best move: Bg3+