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