There are two blocks, A and B. There are one small yellow square and a medium blue circle in block A. The small yellow square is below the medium blue circle. Above block A we have block B with a big blue circle, one small yellow circle and a medium black circle in it. The small yellow circle is above the medium black circle. Near to, below and to the left of the medium black circle is the big blue circle.
Which object is above a square? the medium blue circle or the small yellow circle?
the medium blue circle  the small yellow circle  both of them none of them