We have three blocks. We call them A, B and C. Block A has two medium black squares. A medium blue square is also in this block. It is below medium black square number two. Medium black square number one is touching the bottom edge of this block. This shape is below the blue shape which is below medium black square number two. It is below medium black square number two. Block B is to the left of block A. It contains one medium yellow square. The medium yellow square is touching the bottom edge of this block. This block also has a medium black square. Below the medium black square is the medium yellow square. Finally, there is block C. It is to the left of block B. It contains one medium yellow square.
Is there a medium black square above all medium yellow squares?