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