Chess puzzle (Crushing)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Accelerated_London_System
Moves: 1. d4 d5 2. Bf4 e6 3. Nf3 c5 4. e3 Nc6 5. c3 Qb6 6. Qc2 Bd7 7. Nbd2 Rc8 8. h3
cxd4 9. exd4 Nf6 10. Qb1 Be7 11. Ne5 Nxe5 12. dxe5 Ne4 13. Nxe4 dxe4 14. Be3
Bc5 15. Bxc5 Rxc5 16. Qxe4 *
Position (FEN): 4k2r/pp1b1ppp/1q2p3/2r1P3/4Q3/2P4P/PP3PP1/R3KB1R b KQk - 0 16
Black to move.
Themes:  Middlegame  
Puzzle rating: 1450
Best move: Qxb2