We have three blocks, A, B and C. Block A has one medium blue square. Below block A we have block B which has two medium yellow squares. One medium blue square is also in this block. Medium yellow square number one is below the medium blue square and medium yellow square number two. Medium yellow square number two is below the medium blue square. Finally, we have block C. It is below block A. It contains a medium black square.
Which object is below a medium blue square? medium yellow square number two or medium yellow square number one?
medium yellow square  number two medium yellow square  number one both of them none of them