If in at least one image there is a single empty barber chair facing a mirror next to a framed picture.
return barber chairs ;return #1 that are empty ;return a   mirror ;return a   picture ;return #4 that is framed ;return #3 next to  #5 ;return #2 facing #6 ;return images of #7 ;return number of  #7 for each  #8 ;return #8 where  #9 is equal to  one ;return number of  #10 ;return if  #11 is at least one
['select', 'filter', 'select', 'select', 'filter', 'filter', 'filter', 'project', 'group', 'comparative', 'aggregate', 'boolean']