There are two blocks, named AAA and BBB. Block AAA has a medium black shape. Block BBB covers a big blue circle which are behind a big yellow circle and a small yellow circle.This shape is close to a big blue square. The big blue square is within block BBB. To the north of this thing there is the big yellow circle. The small object and another big blue square are inside block BBB. The big yellow circle is covered by block BBB.
What is the position of the medium black shape regarding AAA?