We have three blocks. We call them A, B and C. Block A is to the left of C. Block C is to the left of B. Block A has one medium yellow square. Block B contains two medium yellow squares. Below medium yellow square number two there is medium yellow square number one. This block also has one medium black square. Below medium yellow square number two there is the medium black square. It is below the yellow object which is below medium yellow square number two. Block C contains a medium yellow square.
What is to the left of the black thing? a medium yellow square that is in block A or a medium yellow square number one?
medium yellow square  that is in block A medium yellow square  number one both of them none of them