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