We have two blocks. Lets call them A and B. A small black circle is in block A. A medium blue triangle is above and to the left of the small black circle. Below block A is block B which contains one small blue square and a big black circle. A big blue triangle is to the left of and near to the big black circle. The small blue square is touching the bottom edge of this block. It is below the big black circle.
What is below the big black circle? a big blue triangle or a small blue square that is touching the bottom edge of a block?
big blue triangle  small blue square  that is touching the bottom edge of a block  both of them none of them