Complex sentence: Prince Henry of Wales (Henry Charles Albert David; born 15 September 1984), familiarly known as Prince Harry, is the younger son of Charles, Prince of Wales, and Diana, Princess of Wales.
Split into simpler sentences: Prince Henry of Wales (Henry Charles Albert David; born 15 September 1984), familiarly known as Prince Harry, is a member of the British royal family. He is the younger son of Charles, Prince of Wales, and Diana, Princess of Wales.