We have three blocks. Lets call them A, B and C. Block A contains a big black circle. Then, there is block B with a medium blue triangle, a medium yellow square and a small black square in it. Below the medium yellow square and a small blue square there is the medium blue triangle. Above and to the left of the medium yellow square is the small blue square. Finally, we have block C below block B and block A is to the right of it. It contains one big blue square.
What is below the medium square? a small blue square or a medium triangle?
small blue square  medium triangle  both of them none of them