What campus started in year 1956, has more than 200 full time students, and more than 400 students enrolled?
return campuses ;return #1 that  started in the  year 1956 ;return full time students of #2 ;return the  number of  #3 for each #2 ;return #2 where #4 is  more  than  200 ;return students enrolled in #5 ;return the  number of  #6 for each #5 ;return #5 where #7 is  more  than  400
['select', 'filter', 'project', 'group', 'comparative', 'project', 'group', 'comparative']