Chess puzzle (Crushing)
Opening: Indian_Defense, Indian_Defense_London_System
Moves: 1. d4 Nf6 2. Bf4 e6 3. Nf3 Be7 4. e3 d6 5. Nc3 Nbd7 6. e4 Nb6 7. Qd2 Bd7 8.
O-O-O Nh5 9. e5 Nxf4 10. Qxf4 d5 11. Nd2 a6 12. Nb3 *
Position (FEN): r2qk2r/1ppbbppp/pn2p3/3pP3/3P1Q2/1NN5/PPP2PPP/2KR1B1R b kq - 1 12
Black to move.
Themes: Pin Opening  
Puzzle rating: 1176
Best move: Bg5