A medium blue square is in and a medium yellow square is covered by a block named AAA. The medium yellow square is to the south of the medium blue square. South of, disconnected from and in front of another block called BBB there is block AAA. A medium yellow square is inside block BBB. Inside another block called CCC is block BBB. A medium yellow square is inside and touching and another medium yellow square is in block CCC. To the south of medium yellow square number two is medium yellow square number one.
Where is the medium yellow square in BBB relative to block CCC?