We have two blocks. Lets call them A and B. Block A contains a big blue circle, one big black triangle and a small blue square. The big blue circle is above the big black triangle which is to the right of and below the small blue square. Near to the small blue square there is a medium black square. The big black triangle is to the right of and below the medium black square. Block B is below block A. It contains a big blue triangle.
Which object is above a big blue triangle? the circle or the medium square?
the circle  the medium square  both of them none of them