We have two blocks. We call them A and B. Block A is below B. Block A contains two medium blue squares. It also contains a medium yellow square. This shape is below medium blue square number two and medium blue square number one. This block also has a medium black square. Below the medium yellow square , medium blue square number two and medium blue square number one there is the medium black square. Block B contains a medium black square.
Which object is below a medium black square? medium blue square number two or medium blue square number one?
medium blue square  number two medium blue square  number one both of them none of them