If there are two black nose puppy bull dogs off leash looking forward.
return bull dogs ;return #1 that are puppy ;return nose of #2 ;return #2 where  #3 are black ;return leash ;return #4 that are off #5 ;return #6 that are looking forward ;return number of  #7 ;return if  #8 is equal to  two
['select', 'filter', 'project', 'comparative', 'select', 'filter', 'filter', 'aggregate', 'boolean']