There are two blocks, A and B. Block A has two medium blue squares. Medium blue square number one is touching the bottom edge of this block. Below a medium yellow square there is medium blue square number two. Below the square which is below the medium yellow square is medium blue square number one. It is below the medium yellow square. Block B is above block A. It contains two medium blue squares. There is also a medium black square in this block. This object is below medium blue square number two. Below medium blue square number two and the medium black square is medium blue square number one.
What is below the black object? a blue object that is touching the bottom edge of a block or a medium yellow square?
blue object that is touching the bottom edge of a block  medium yellow square  both of them none of them