Complex sentence: Watson's father was killed in Belgium in World War II. He was educated at Eton College and made his first appearance on stage whilst still a student at the Webber Douglas Academy of Dramatic Art at a matinee performance in memory of Ellen Terry at Hythe, Kent.
Split into simpler sentences: Watson's father was killed in Belgium in World War II. He was educated at Eton College. Watson made his first appearance on stage whilst still a student at the Webber Douglas Academy of Dramatic Art at a matinee performance in memory of Ellen Terry at Hythe, Kent.