We have two blocks, A and B. There are two medium black squares in block A. Medium black square number one is below medium black square number two. Block B is above block A. It contains two medium blue squares. Below medium blue square number two there is a medium yellow square. Medium blue square number one is touching the bottom edge of this block. This object is below medium blue square number two and the medium yellow square.
Which object is below a yellow thing? medium black square number two or medium black square number one?
medium black square  number two medium black square  number one both of them none of them