We have three blocks. Lets call them A, B and C. There are two medium blue squares in block A. Medium blue square number one is below medium blue square number two. Above block A there is block B which contains two medium yellow squares. Below medium yellow square number two is medium yellow square number one. Finally, there is block C. It is below block B. It contains three medium black squares. Medium black square number one is touching the bottom edge of this block. Medium black square number two is below medium black square number three. Medium black square number one is below medium black square number three. It is below the medium black square number two.
Which object is below a medium yellow square? medium black square number two or the medium black square which is touching the bottom edge of a block?
medium black square  number two the medium black square  which is touching the bottom edge of a block  both of them none of them