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.
Which object is below a black thing? medium yellow square number two or medium yellow square number one?
medium yellow square  number two medium yellow square  number one both of them none of them