There are two blocks. We call them A and B. Block A is to the left of B. Block A contains a medium blue square. Block B contains two medium blue squares and two other medium black squares. Below medium black square number two is medium blue square number one. Below medium black square number one and medium black square number two is medium blue square number two. Medium blue square number one is below medium black square number one and medium blue square number two.
Which object is to the left of a medium black square? the medium blue square that is in block A or medium blue square number two?
the medium blue square  that is in block A medium blue square  number two both of them none of them