We have three blocks, A, B and C. Blocks C and B are below A. Block A contains a small blue circle. Block B contains a medium yellow square, one big yellow square and one small black triangle. The medium yellow square is above and near to the big yellow square which is below and to the left of the small black triangle. Block C has two small yellow triangles. Above and to the left of small yellow triangle number two there is small yellow triangle number one.
What is below the small circle? a small black triangle or a medium thing?
small black triangle  medium thing both of them none of them