If multiple hamsters surround a pile of leafy greens in at least one image.
return hamsters ;return leafy greens ;return #2 in  a  pile ;return #1 that surround #3 ;return images of #4 ;return number of  #4 for each  #5 ;return #5 where  #6 is at least two ;return number of  #7 ;return if  #8 is at least one
['select', 'select', 'filter', 'filter', 'project', 'group', 'comparative', 'aggregate', 'boolean']