There are two blocks, A and B. Block A has one big yellow triangle, one small yellow triangle and a small blue circle. To the left of the small yellow triangle there is the big yellow triangle. It is above and to the left of the small blue circle. Above block A we have block B. It contains a small black triangle. This block also contains one medium yellow triangle. The medium yellow triangle is above the small black triangle. The small black triangle is touching the bottom edge of this block.
What is below the medium object? a small black triangle that is touching the bottom edge of a block or a big yellow triangle?
small black triangle  that is touching the bottom edge of a block  big yellow triangle  both of them none of them