There exist two blocks, named AAA and BBB. Block AAA has a medium yellow square. A medium blue square and another medium yellow square are within this block. Medium yellow square number two touches medium yellow square number one. Above and in front of block BBB there is block AAA. Disconnected from this block there is block BBB. Above another medium blue square there is a medium blue square. Medium blue square number one is inside block BBB. Block BBB covers medium blue square number two.
Is any thing in front of BBB?