Complex sentence: Martyn Joseph (born 1960, in Penarth, Wales) is a Welsh singer-songwriter whose music exhibits primarily a brand of Celtic and folk, while his songwriting is often focused on social lament or protest.
Split into simpler sentences: Martyn Joseph (born 1960, Penarth, Wales) is a Welsh singer-songwriter. Joseph's music is primarily celtic folk, while his songwriting is often focused on social lament or protest.