Complex sentence: The area forms a conurbation with a population of 362,403 (2001 census), of which 259,252 live in Stoke-on-Trent, 74,427 live in Newcastle-under-Lyne and 28,724 live in Kidsgrove.
Split into simpler sentences: The area forms a conurbation with a population of 362,403 (2001 census). Of which 259,252 live in Stoke-on-Trent, 74,427 live in Newcastle-Under-Lyne and 28,724 live in Kidsgrove.