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