If in the left image, all dogs have blue harnesses.
return the  left image ;return dogs in  #1 ;return harness of #2 ;return #2 where  #3 is blue ;return number of  #2 ;return number of  #4 ;return if  #6 is equal to  #5
['select', 'project', 'project', 'comparative', 'aggregate', 'aggregate', 'boolean']