Find the names of accounts whose checking balance is above the average checking balance, but savings balance is below the average savings balance.
return accounts ;return checking  balance   of #1 ;return average of #2 ;return #1 where #2 is higher than #3 ;return savings  balance   of #1 ;return average of #5 ;return #1 where #5 is higher than #6 ;return accounts in  both #4 and  #7 ;return names of #8
['select', 'project', 'aggregate', 'comparative', 'project', 'aggregate', 'comparative', 'intersection', 'project']