We have two blocks. Lets call them A and B. Block A has a medium black circle. Above block A is block B with a small yellow triangle, a small black triangle and one big blue square in it. It also contains one big blue triangle. It is to the right of, near to and below the big blue square. There is also a medium black triangle in this block. The small black triangle is above and to the left of the big blue triangle.
Which object is above a medium black thing? the yellow triangle or the big blue square?
the yellow triangle  the big blue square  both of them none of them