Complex sentence: Bristol has 4 Westminster constituencies (West, East, South and North-west), and parts of the built-up area outside the administrative city are also covered by the Filton and Bradley Stoke and Kingswood constituencies which are in South Gloucestershire.
Split into simpler sentences: Bristol has 4 Westminster constituencies (West, East, South and North West). Parts of the Bristol built-up area outside the administrative city are also covered by the Filton and Bradley Stoke and Kingswood constituencies, which are in South Gloucestershire.