If one of the puppies is laying the side of its head against a blanket.
return puppies ;return head of #1 ;return blanket ;return side of #2 ;return #1 that is laying #4 against #3 ;return number of  #5 ;return if  #6 is equal to  one
['select', 'project', 'select', 'project', 'filter', 'aggregate', 'boolean']