The bottom line of the chess tactics

MarianNedelcu
MarianNedelcu
Mar 31, 2013, 6:54 AM |
1
This sequence of moves shows a discovered attack.
The black queen went on the same coulmn with the bishop in order  to take an white pown and attack the knight.
There is an weckness. The black queen can not defend the bishop when the coulumn is attacked by the white rock.