There are two blocks, A and B. Block A is below B. Block A contains a medium yellow square, a medium black square and one medium blue square. The medium yellow square is below the medium blue square and the medium black square. The medium black square is below the medium blue square. Block B has a medium blue square. A medium black square is touching the bottom edge of this block. It is below the medium blue square.
Is there a medium thing that is above a medium yellow square below all blue squares which are above a medium yellow square?