There are three blocks, A, B and C. Block C is below A. Block B is to the right of C. Block A contains one small black square and one medium blue triangle. Near to, below and to the left of a big yellow square there is the small black square. Block B contains one medium blue triangle. Block C has one big black triangle. One big blue triangle is also in this block. Above the big black triangle is the big blue triangle.
What is to the right of the big blue triangle? a yellow square or a medium blue triangle?
yellow square  medium blue triangle  both of them none of them