We have two blocks, A and B. Block A is to the left of B. Block A contains a medium black circle and one big black square. Near to, above and to the left of the big black square is the medium black circle. Block B has one big yellow circle, one medium blue triangle and a medium black square. The big yellow circle is to the left of a medium yellow circle. To the left of and above the medium yellow circle is the medium blue triangle. The medium black square is above the medium yellow circle. The big yellow circle is below, near to and to the right of the medium blue triangle.
What is above the big black square? a medium black square or a medium black circle?
medium black square  medium black circle  both of them none of them