We have two blocks. Lets call them A and B. Two medium black squares are in block A. Below medium black square number two and a medium yellow square there is medium black square number one. Medium black square number one is touching the bottom edge of this block.. The medium yellow square is below medium black square number two. Above block A we have block B with two medium black squares in it. A medium blue square is touching the bottom edge of this block. Below medium black square number two is medium black square number one. The medium blue square is below medium black square number two and medium black square number one.
Which object is below a medium black square? the medium black square that is touching the bottom edge of a block or medium black square number one?
the medium black square  that is touching the bottom edge of a block  medium black square  number one both of them none of them