There are two blocks, A and B. Block A has a small blue triangle. Block B is above block A. It has a big yellow triangle and one medium yellow circle. A small blue square is above a big yellow square. The big yellow triangle is to the left of the medium yellow circle and the small blue square.
What is above the small blue triangle? a big yellow triangle or a small blue square?
big yellow triangle  small blue square  both of them none of them