Return all information about employees with salaries between 8000 and 12000 for which commission is not null or where their department id is not 40.
return employees ;return salaries of #1 ;return #1 where #2 is higher than 8000 ;return #3 where #2 is lower than 12000 ;return commission of #4 ;return #4 where #5 is null ;return #4 besides  #6 ;return department id of #4 ;return #4 where #8 is 40 ;return #4 besides  #9 ;return #7 ,  #10 ;return all information of #11
['select', 'project', 'comparative', 'comparative', 'project', 'comparative', 'discard', 'project', 'comparative', 'discard', 'union', 'project']