A block called AAA has a medium black square. Two medium yellow squares are in this block. To the north of and disconnected from another block named BBB there is block AAA. Behind this block is block BBB with a medium blue square. A medium yellow square is within this block. To the south of the medium blue square there is this object. There exists a block called CCC. Block CCC contains a medium blue square which is north of a medium yellow square and is south of another medium blue square. The medium yellow square is covered by block CCC. Block CCC contains medium blue square number two.
Is a block behind medium yellow square number two?