Which age group is smaller: 25 to 44 or under the age of 18?
return age  groups ;return #1 that is 25 to 44 ;return #1 that is under the  age  of 18 ;return size of #2 ;return size of #3 ;return which is lowest of #4 ,  #5
['select', 'filter', 'filter', 'project', 'project', 'comparison']