Complex sentence: Her father, Denis Brownell Murphy (d.1842), a miniature and enamel painter, removed to England in 1798 with his family, and eventually settled at Hanwell, near London.
Split into simpler sentences: Her father, Denis Brownell Murphy (d.1842), was a miniature and enamel painter. He removed to England in 1798 with his family, and eventually settled at Hanwell, near London.