There are two blocks. Lets call them A and B. Block A is below B. Block A contains a small blue circle, a small blue square and a medium black triangle. A medium black square is above a medium blue triangle. The medium blue triangle is touching the bottom edge of this block. The small blue circle is near to the small blue square. The small blue square is above and to the left of a big yellow circle.. The medium black square is to the left of the small blue square. Block B contains one big blue triangle.
What is below the big blue triangle? a small blue square or a big yellow circle?
small blue square  big yellow circle  both of them none of them