Complex sentence: When he was eight, his family moved to Wythenshawe, where he went to Benchill Primary School and later Manchester Grammar School where he developed an interest in theatre, playing Grusha in the first British amateur production of Brecht's "The Caucasian Chalk Circle".
Split into simpler sentences: When he was eight, his family moved to Wythenshawe, where he went to Benchill Primary School. At Manchester Grammar School, he developed an interest in theatre, playing Grusha in the first British amateur production of Brecht's "The Caucasian Chalk Circle".