Return the last name, id and phone number of the customer who has made the greatest number of orders.
return customers ;return orders of  #1 ;return number of  #2 for each  #1 ;return #1 where  #3 is highest ;return last name of  #4 ;return id of  #4 ;return phone number of  #4 ;return #5 ,  #6 , #7
['select', 'project', 'group', 'superlative', 'project', 'project', 'aggregate', 'union']