There are three blocks, A, B and C. Two big blue triangles are in block A. Big blue triangle number one is to the right of big blue triangle number two. To the left of the triangle which is to the right of big blue triangle number two is a medium yellow square. This shape is to the right of big blue triangle number two. To the right of block A there is block B. It contains one small black circle. Finally, there is block C to the left of block B. It contains one medium black triangle.
What is to the left of the black circle? a big blue triangle or a medium black triangle?
big blue triangle  medium black triangle  both of them none of them