Q: In this task, you're given a sentence and your task is to generate a simplified sentence that focuses on lexical paraphrasing from the original sentence given in the input.
the fourth and fifth digits designate the number of the urban area -lrb- in a district-free city -rrb- or the district -lrb- in a city with districts -rrb-.
A:
the fourth and fifth numbers are the amount of the urban area -lrb- in a district-free city -rrb- or the district -lrb- in a city with districts -rrb-.