There are two blocks. Lets call them A and B. There are one medium black square and one medium yellow square in block A. The medium black square is below the medium yellow square. To the left of block A is block B which has two medium blue squares. Medium blue square number one is touching the bottom edge of this block. It is below medium blue square number two and a medium black square. Below medium blue square number two there is the medium black square.
What is below the yellow object? a medium black square which is in block A or a medium black square that is in block B?
medium black square  which is in block A medium black square  that is in block B both of them none of them