There are two blocks. Lets call them A and B. There are one big yellow triangle and one small blue triangle in block A. The big yellow triangle is to the left of and below the small blue triangle. The small blue triangle is touching the right edge of this block. Block B is above block A. It has a medium black square, a small yellow triangle and a medium black circle. Below a big blue triangle there is the medium black square. The medium black circle is to the right of the big blue triangle. Above the big blue triangle is the small yellow triangle. Near to the black shape which is to the right of the big blue triangle is the medium black square. This shape is to the right of the triangle which is above the big blue triangle.
What is below the big blue triangle? a small yellow triangle or a medium black square?
small yellow triangle  medium black square  both of them none of them