If in at least one image there is a single elk with their face straight forward.
return elk ;return face of #1 ;return #1 where  #2 is straight forward ;return images ;return number of  #3 for each  #4 ;return #4 where  #5 is equal to  one ;return number of  #6 ;return if  #7 is at least one
['select', 'project', 'comparative', 'select', 'group', 'comparative', 'aggregate', 'boolean']