There are three blocks, A, B and C. Block B is below A and block C is below B. Block A has one medium black square. Block B has two medium black squares. Medium black square number one is below medium black square number two.. A medium yellow square is below medium black square number two and medium black square number one. Block C has a medium blue square.
Is there a medium square which is below a medium square that is in block A below all medium squares that are above a medium black object?