There are three blocks. Lets call them A, B and C. Block A has a medium yellow square. This block also has one medium blue square. The medium blue square is below the medium yellow square. Then, there is block B. It has three medium black squares. Below medium black square number two which is below medium black square number three is a medium yellow square. Below medium black square number three and medium black square number two is medium black square number one.. Below medium black square number three is the medium yellow square. Block C is below block A. Block B is above it. It has one medium yellow square.
Which object is above a medium yellow square? medium black square number two or medium black square number one?
medium black square  number two medium black square  number one both of them none of them