What are the district names and city populations for all districts that between 200,000 and 2,000,000 residents?
return districts ;return residents of  #1 ;return number of  #2 for each  #1 ;return #1 where #3 is  at least 200,000 ;return #1 where #3 is  at most 2,000,000 ;return #1 of  both #4 and  #5 ;return district names of  #6 ;return city populations of  #6 ;return #7 ,  #8
['select', 'project', 'group', 'comparative', 'comparative', 'intersection', 'project', 'project', 'union']