If the left and right image contains the same number of groundhogs on stone..
return left image ;return groundhogs of #1 ;return right image ;return groundhogs of #3 ;return stone.. ;return #2 on #5 ;return #4 on #5 ;return the  number of  #6 ;return the  number of  #7 ;return if  #8 is equal to  #9
['select', 'project', 'select', 'project', 'select', 'filter', 'filter', 'aggregate', 'aggregate', 'boolean']