If there is one puppy and one adult dog
return dogs ;return #1 that are  puppies ;return #1 that are  adults ;return number of #2 ;return number of #3 ;return if  #4 is  equal to one  ;return if  #5 is  equal to one  ;return if  both  #6 and #7 are  true
['select', 'filter', 'filter', 'aggregate', 'aggregate', 'boolean', 'boolean', 'boolean']