We have two blocks. We call them A and B. Block A is below B. Block A contains one medium blue square, one small yellow triangle and a big yellow square. The small yellow triangle is to the left of, near to and below the big yellow square. The medium blue square is touching the bottom edge of this block. It is below the small yellow triangle. Block B has one big black triangle and one medium yellow square. The big black triangle is to the left of, near to and below the medium yellow square.
Which object is below a yellow triangle? the medium yellow square or the big yellow square?
the medium yellow square  the big yellow square  both of them none of them