There are three blocks. Lets call them A, B and C. Block A has a medium black square. Below block A there is block B with a medium blue square in it. This block also has one medium black square. It also has a medium yellow square. It is below the medium blue square. Below the medium object which is below the medium blue square there is the medium black square. It is below the medium blue square. Below block A there is block C. It contains a medium blue square.
Is the medium black square that is below a medium yellow square below the medium black square which is in block A?