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