Complex sentence: Pauline and Denis Peel had been involved in a community arts project in Edinburgh public housing areas, Scotland, in 1980, and in the same year Steve Capelin was a member of WEST Community Theatre's clown troupe in Melbourne.
Split into simpler sentences: Pauline and Denis Peel had been involved in community arts projects in Edinburgh public-housing areas, Scotland, in 1980. In the same year Steve Capelin was a member of WEST Community Theatre's clown troupe in Melbourne.