There are three blocks, A, B and C. There are a small blue triangle, a small blue circle and one medium black circle in block A. To the right of the small blue circle is the small blue triangle. The small blue circle is above the medium black circle. The small blue triangle is to the left of the medium black circle. Below block A there is block B which has a big yellow circle. Finally, we have block C which is to the right of block B. It has one big blue triangle, a small yellow square and a medium yellow circle. There is also a small blue circle in this block. The big blue triangle is below the small yellow square. Near to and below the small blue circle there is the medium yellow circle.. The small yellow square is to the right of the medium yellow circle.. The big blue triangle is to the right of the medium yellow circle.
Which object is to the right of a big yellow circle? the black thing or the medium yellow circle?
the black thing the medium yellow circle  both of them none of them