Original sentence: According to the 2001 UK census the Leeds Urban Area had a population of 443,247 while the metropolitan borough had a population of 715,404 and is one of England's core cities.Since 1974 it is the metropolitan borough which holds city status.The largest make turbine blades, components, alloys, valves and pipelines for the oil industry, switchgear, printers' supplies, copper alloys, surgical and hospital equipment, pumps, motors, radiators
Edited sentence: According to the 2001 UK census the Leeds Urban Area had a population of 443,247 while the City of Leeds local government district had a population of 715,404 and is one of England's core cities.Since 1974 it is the larger City of Leeds which holds city status.The largest make turbine blades, components, alloys, valves and pipelines for the oil industry, switchgear, printers’ supplies, copper alloys, surgical and hospital equipment, pumps, motors, radiators