There are three blocks. Lets call them A, B and C. Block A contains a medium black square and one medium blue square. Below the medium blue square is the medium black square. Then, there is block B. It contains two medium black squares. Medium black square number one is touching the bottom edge of this block. Below a medium blue square is medium black square number two. Below medium black square number two and the medium blue square there is medium black square number one. Finally, above block B we have block C. It is above block A. It contains two medium blue squares. This block also contains a medium yellow square. This block also contains a medium black square. Medium blue square number one is touching the bottom edge of this block. The medium yellow square is below medium blue square number two. Below the medium yellow square , medium blue square number two and the medium black square there is medium blue square number one. Below the medium black square there is medium blue square number two.
Which object is above a medium blue square? the medium black square which is touching the bottom edge of a block or the yellow thing?
the medium black square  which is touching the bottom edge of a block  the yellow thing both of them none of them