We have three blocks, A, B and C. Block C is below A. Block A is below B. Block A contains a medium blue square. Block B has a medium yellow square. And block C has four 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 four. Below medium black square number four is medium black square number three. Medium black square number one is below medium black square number two. It is below medium black square number four and medium black square number three.
What is below the yellow thing? a medium black square number three or a object that is touching the bottom edge of a block?
medium black square  number three object that is touching the bottom edge of a block  both of them none of them