There are two blocks, A and B. Block A is to the right of B. Block A contains a medium black square. Block B contains two medium blue squares and two other medium yellow squares. Medium blue square number one is below medium yellow square number two and medium yellow square number one. Medium yellow square number one is below medium blue square number two and medium yellow square number two. Medium yellow square number two is below medium blue square number two.
Which object is to the left of a medium square? medium yellow square number one or medium yellow square number two?
medium yellow square  number one medium yellow square  number two both of them none of them