If the combined images contain a total of four hyenas, including at least one hyena pup posed with its parent.
return hyenas ;return number of  #1 ;return if  #2 is equal to  four ;return #1 that is a  pup ;return parent of #4 ;return #4 that is posed with #5 ;return number of  #6 ;return if  #7 is at least one ;return if  both  #3 and #8 are true
['select', 'aggregate', 'boolean', 'filter', 'project', 'filter', 'aggregate', 'boolean', 'boolean']