If there are at least 3 deer in a tree eating in the image pair
return image pair ;return deer of #1 ;return tree ;return #2 in  #3 ;return #4 that are eating ;return the  number of  #5 ;return if  #6 is at least 3
['select', 'project', 'select', 'filter', 'filter', 'aggregate', 'boolean']