If the left image contains a single llama and a single person.
return left image ;return llamas of #1 ;return person of #1 ;return the  number of  #2 ;return the  number of  #3 ;return if  #4 is equal to  one ;return if  #5 is equal to  one ;return if  both  #6 and #7 is true
['select', 'project', 'project', 'aggregate', 'aggregate', 'boolean', 'boolean', 'boolean']