We have three blocks, A, B and C. Block A contains one medium blue square and one big blue triangle. The medium blue square is above the big blue triangle. Above block A there is block B with one big yellow square and one medium blue circle in it. The big yellow square is above and to the left of the medium blue circle. To the right of block A there is block C with one medium black square in it.
What is above the medium blue square? a black shape or a blue triangle?
black shape blue triangle  both of them none of them