We have two blocks. We call them A and B. There are three medium blue squares in block A. Medium blue square number one is below medium blue square number two and medium blue square number three. Medium blue square number two is below a medium yellow square and medium blue square number three. Below medium blue square number three is the medium yellow square. Above block A is block B which has a medium black square.
What is below the black shape? a medium blue square or a yellow shape?
medium blue square  yellow shape both of them none of them