There are three blocks. Lets call them A, B and C. Block A has one big blue triangle and one medium yellow square. The medium yellow square is touching the bottom edge of this block. The big blue triangle is to the left of and above the medium yellow square. Block B is below block A. It contains a small blue square. To the right of block A there is block C with a medium yellow circle, one small blue triangle and one medium yellow square in it. This block also contains a small black circle. Below the small black circle there is the medium yellow square. The medium yellow circle is below the small black circle , the small blue triangle and the medium yellow square.
What is below the small circle? a medium yellow square or a big triangle?
medium yellow square  big triangle  both of them none of them