There are two blocks. Lets call them A and B. A medium black circle and a medium yellow circle are in block A. The medium black circle is above a big yellow square and the medium yellow circle. Block B is below block A. It contains a big black square. To the left of and above the big black square there is a small black circle.
What is above the small shape? a big black square or a big yellow square?
big black square  big yellow square  both of them none of them