Complex sentence: He worked at several jobs to support his family while trying to make his name as an artist, and became a member of the Royal Cambrian Academy in 1977, before taking on a residency at Llanover Hall arts centre in Cardiff in 1979.
Split into simpler sentences: He worked at several jobs to support his family while trying to make his name as an artist. He became a member of the Royal Cambrian Academy in 1977, before taking on a residency at Llanover Hall arts centre in Cardiff in 1979.