We have two blocks. Lets call them A and B. Block A is to the right of B. Block A contains two medium black squares. This block also contains one medium blue square and a medium yellow square. Medium black square number one is touching the bottom edge of this block. The medium blue square is below medium black square number two. It is below the medium yellow square. Below medium black square number two , the medium yellow square and the medium blue square there is medium black square number one. Block B contains a medium black square.
What is to the left of the yellow thing? a blue object or a medium black square?
blue object medium black square  both of them none of them