Complex sentence: Parry was born on 31 October 1960 in Burnie, Tasmania, to William Stephen ("Bill") Parry (1940--2015) and Patricia Dawn Evans; his father had been born in Liverpool, UK and had emigrated to Australia in the 1950s.
Split into simpler sentences: Parry was born on 31 October 1960 in Burnie, Tasmania, to William Stephen "Bill" Parry (1940--2015) and Patricia Dawn Evans. His father, William was born in Liverpool, UK and emigrated to Australia in the 1950s.