Are there more small, yellow things than small, green things?
return things  ;return #1 that are yellow ;return size of #2 ;return #2 where #3 is small  ;return #1 that are green ;return size of #5 ;return #5 where #6 is small  ;return number of  #4 ;return number of  #7 ;return is #8 higher than #9
['select', 'filter', 'project', 'comparative', 'filter', 'project', 'comparative', 'aggregate', 'aggregate', 'boolean']