We have two blocks. Lets call them A and B. Block A is below B. Block A has two medium blue squares and two other medium black squares. Medium blue square number one is touching the bottom edge of this block. Below medium black square number one which is below medium black square number two there is medium blue square number two. Medium blue square number one is below medium black square number two , medium black square number one and medium blue square number two. Block B contains a medium blue square.
Which object is below a medium blue square? medium blue square number two or the medium blue square which is touching the bottom edge of a block?
medium blue square  number two the medium blue square  which is touching the bottom edge of a block  both of them none of them