There are three blocks. We call them A, B and C. Block A is to the left of block C and to the right of block B. Block A has a medium yellow square. A medium black square is below the medium yellow square. Block B has one medium blue square. And block C has two medium yellow squares. Medium yellow square number one is below medium yellow square number two.
What is to the right of the black shape? a blue shape or a medium yellow square?
blue shape medium yellow square  both of them none of them