Which locations have 2 or more cinemas with capacity over 300?
return locations ;return cinemas of #1 ;return capacities of #2 ;return #2 where #3 is  over 300 ;return number of  #4 for each #1 ;return #1 where #5 is  at least 2
['select', 'project', 'project', 'comparative', 'group', 'comparative']