We have two blocks. Lets call them A and B. Block A is to the left of B. Block A has one medium black square. Block B has a medium black square, one big yellow square and one big yellow triangle. A small yellow triangle is also in this block. The medium black square is to the left of the big yellow triangle and the small yellow triangle. This block also has a small yellow square. It is to the right of the small yellow triangle. The medium black square is touching the left edge of this block. The big yellow square is below the small yellow triangle.
What is to the left of the small yellow triangle? a big yellow square or a medium black square?
big yellow square  medium black square  both of them none of them