If the right image shows a ladder leaned up against the front of a stocked bookshelf.
return ladder ;return bookshelf ;return #2 that is  stocked ;return the  front of  #3 ;return #1 leaned up against #4 ;return if  #5 is  in  the  right image
['select', 'select', 'filter', 'project', 'filter', 'boolean']