Complex sentence: William Edward Parsons, 5th Earl of Rosse (14 June 1873--10 June 1918) was the son of Lawrence Parsons, 4th Earl of Rosse and Frances Cassandra Hawke.
Split into simpler sentences: William Edward Parsons, 5th Earl of Rosse was born on 14 June 1873. He was the son of Lawrence Parsons, 4th Earl of Rosse and Frances Cassandra Hawke.