If there is exactly one pillow on the bed in one of the images.
return pillows ;return the  bed ;return #1 on #2 ;return images of  #3 ;return number of #3 for each #4 ;return #4 where #5 is  equal to one  ;return number of #6 ;return if  #7 is  equal to one
['select', 'select', 'filter', 'project', 'group', 'comparative', 'aggregate', 'boolean']