What are the employee ids and job ids for employees who make less than the lowest earning employee with title MK_MAN?
return employees ;return #1 with  title MK_MAN ;return earning of #2 ;return the  lowest of #3 ;return earning of #1 ;return #1 where #5 is  lower than #4 ;return the  employee ids of #6 ;return the  job ids of #6 ;return #7 ,  #8
['select', 'filter', 'project', 'aggregate', 'project', 'comparative', 'project', 'project', 'union']