If the left image contains one dog that has a fork in its mouth.
return left image ;return dog in  #1 ;return fork in  #1 ;return mouth of #2 ;return #2 that has #3 in  #4 ;return number of  #5 ;return if  #6 is equal to  one
['select', 'project', 'project', 'project', 'filter', 'aggregate', 'boolean']