We have three blocks. We call them A, B and C. Two medium black squares are in block A. Medium black square number one is touching the bottom edge of this block. This shape is below a medium yellow square and medium black square number two. The medium yellow square is below medium black square number two. Then, we have block B with a medium black square in it. Below block B and above block A there is block C with one medium blue square in it.
What is above the blue object? a yellow thing or a medium black square?
yellow thing medium black square  both of them none of them