We have two blocks. We call them A and B. There are a small black square and one medium blue circle in block A. To the left of and below the small black square there is a big yellow square. The small black square is above the medium blue circle. Block B is to the right of block A. It contains one big blue triangle, one big yellow triangle and a big yellow square. To the left of the big yellow triangle and a small blue circle there is the big blue triangle. The big yellow triangle is touching the right edge of this block. The big yellow square is touching the bottom edge of this block. Above the big yellow square there is the big blue triangle.. To the right of, above and far from the big yellow square there is the big yellow triangle.
What is to the left of the big blue triangle? a big yellow square or a small black square?
big yellow square  small black square  both of them none of them