What all theaters have more screens than National Amusements?
return theaters ;return National Amusements ;return screens of #1 ;return screens of #2 ;return number of  #3 for each #1 ;return number of  #4 ;return #1 where #5 is more than #6
['select', 'select', 'project', 'project', 'group', 'aggregate', 'comparative']