There are three blocks. Lets call them A, B and C. Block B is below block C and it is above block A. Block A contains one medium black square. One medium blue triangle is also in this block. The medium blue triangle is near to the medium black square. Block B has a medium yellow square. A big black square is below and to the right of the medium yellow square. And block C has one small black triangle and one medium black triangle. The small black triangle is to the right of and near to the medium black triangle.
What is above the medium black square? a medium yellow square or a medium blue triangle?
medium yellow square  medium blue triangle  both of them none of them