If both images contain a dark colored dog.
return dog ;return #1 that is dark colored ;return images ;return number of  #2 for each  #3 ;return #3 where  #4 is at least one ;return number of  #5 ;return if  #6 is equal to  two
['select', 'filter', 'select', 'group', 'comparative', 'aggregate', 'boolean']