Chess puzzle (Crushing)
Opening: Nimzo-Larsen_Attack, Nimzo-Larsen_Attack_Modern_Variation
Moves: 1. b3 e5 2. Bb2 Nc6 3. e3 Nf6 4. Bb5 d6 5. Bxc6+ bxc6 6. Qf3 e4 7. Qe2 a5 8.
Qc4 Qd7 9. Bxf6 d5 10. Qd4 gxf6 11. Qxf6 Rg8 12. g3 *
Position (FEN): r1b1kbr1/2pq1p1p/2p2Q2/p2p4/4p3/1P2P1P1/P1PP1P1P/RN2K1NR b KQq - 0 12
Black to move.
Themes:  Middlegame  
Puzzle rating: 1549
Best move: Bg7