If there are plants in drinking glasses, one of which is short.
return plants ;return drinking glasses ;return size of #2 ;return #2 where  #3 is short ;return number of  #4 ;return if  #5 is equal to  one ;return if  #1 are in  #2 ;return if  both  #7 and #6 are true
['select', 'select', 'project', 'comparative', 'aggregate', 'boolean', 'boolean', 'boolean']