We have two blocks. Lets call them A and B. Block A is below B. Block A contains one medium black triangle. One medium blue square is also in this block. The medium black triangle is touching the bottom edge of this block. A small yellow triangle is above and to the right of the medium blue square. Below the triangle which is above the medium blue square is the medium black triangle. Block B has two big black squares. Big black square number one is touching the bottom edge of this block. Big black square number two is touching the right edge of this block. A small blue triangle is to the left of and touching big black square number one which is to the left of big black square number two. This shape is touching the top edge of this block. It is near to big black square number two.
What is below the small blue triangle? a big thing that is touching the right edge of a block or a medium black triangle that is touching the bottom edge of a block?
big thing that is touching the right edge of  a block  medium black triangle  that is touching the bottom edge of a block  both of them none of them