Find the number of students for the cities where have more than one student.
return cities ;return students from #1 ;return the  number of  #2 for each #1 ;return #1 where #3 is  more than  one ;return students from #4 ;return the  number of  #5 for each #4
['select', 'project', 'group', 'comparative', 'project', 'group']