There exist three blocks, named AAA, BBB and CCC. Block BBB contains a medium blue square and covers a medium yellow shape. This block is south of and disconnected from block CCC. Block CCC with a medium blue square is behind and close to this block. South of the medium blue square is a medium black square. The medium black square is inside and touching block CCC.
Where is BBB relative to the medium blue square in block CCC?