If one of these images contains a completely empty hutch, and all of these images are on a plain white background.
return hutch ;return #1 that is completely empty ;return if  #2 is in  one of the  images  ;return images ;return background of #4 ;return #4 where  #5 is plain ;return #4 where  #5 is white ;return #4 in  both  #6 and #7 ;return number of  #8 ;return number of  #4 ;return if  #9 is equal to  #10 ;return if  both  #3 and #11 are true
['select', 'filter', 'boolean', 'select', 'project', 'comparative', 'comparative', 'intersection', 'aggregate', 'aggregate', 'boolean', 'boolean']