What are the first and last names of all students who are not living in the city HKG and order the results by age?
return students ;return cities #1 are  living in ;return #1 where #2 is  not  HKG ;return first names of  #3 ;return last names of  #3 ;return ages of  #3 ;return #4 ,  #5 ;return #7 sorted by #6
['select', 'project', 'comparative', 'project', 'project', 'project', 'union', 'sort']