There are three blocks, A, B and C. Block A has one medium yellow square. To the left of block A is block B which contains one big blue square, one big yellow triangle and a medium blue triangle. The big blue square is below and to the right of the big yellow triangle which is to the left of the medium blue triangle. Above block B there is block C with a small blue square in it.
What is below the small thing? a medium blue triangle or a medium yellow square?
medium blue triangle  medium yellow square  both of them none of them