If at least one image in each pair has exactly three animals together on a wall.
return images ;return animals in  #1 ;return wall in  #1 ;return #2 together on #3 ;return number of  #4 for each  #1 ;return #1 where  #5 is equal to  three ;return number of  #6 ;return if  #7 is at least one
['select', 'project', 'project', 'filter', 'group', 'comparative', 'aggregate', 'boolean']