We have two blocks, A and B. Two medium black squares are in block A. Medium black square number two is below a medium yellow square. Below the medium yellow square there is medium black square number one. This object is below medium black square number two. To the right of block A there is block B which contains a medium yellow square. It also contains one medium blue square. The medium blue square is below the medium yellow square.
What is to the left of the blue object? a medium yellow square which is in block B or a medium yellow square which is in block A?
medium yellow square  which is in block B medium yellow square  which is in block A both of them none of them