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