There are two blocks. We call them A and B. Block A contains a medium black square. Below block A we have block B. It has two medium blue squares and two other medium yellow squares. Medium blue square number one is touching the bottom edge of this block. Medium blue square number two is below medium yellow square number one. Below medium yellow square number two there is medium yellow square number one. Medium blue square number one is below medium blue square number two , medium yellow square number one and medium yellow square number two.
Is there a square that is above a medium square below all medium squares that are below a medium black square?