There are three blocks, A, B and C. There is a medium yellow square in block A. Then, there is block B. It contains a medium yellow square, one medium black square and one medium blue square. The medium yellow square is touching the bottom edge of this block. This shape is below the medium black square and the medium blue square. The medium black square is below the medium blue square. Finally, below block A we have block C which is above block B. It has two medium yellow squares. Medium yellow square number one is below medium yellow square number two.
Are all medium yellow squares number one below a medium shape that is above a blue thing?