Two medium yellow squares are inside a block named AAA. Medium yellow square number one are over another medium yellow square and medium yellow square number two.This shape is below a medium black shape. Block AAA has the black shape. The black object is over and medium yellow square number three is under medium yellow square number two. Medium yellow square number three is covered by block AAA. Medium yellow square number two touches medium yellow square number one.
Do all blocks contain medium yellow square number one?