Complex sentence: MacDermott was born in Islington, and named John Farrell his parents were Patrick Farrell, an Irish Bricklayer and Mary McDermott, also from Ireland, a Laundress.
Split into simpler sentences: MacDermott was born in Islington, and named John Farrell. His parents were Patrick Farrell, an Irish Bricklayer, and Mary McDermott, also from Ireland, a Laundress.