We have three blocks, A, B and C. Block A has one medium blue square. Block B is below block A. It contains a medium black square. It also contains one medium yellow square. There is also one medium blue square in this block. Below the medium blue square and the medium black square there is the medium yellow square.. Below the medium blue square is the medium black square. Below block B there is block C with one medium blue square and one medium black square in it. The medium blue square is below the medium black square.
Are all medium black squares above a medium thing that is below a yellow thing that is touching the bottom edge of a block?