Complex sentence: He later became the subject of a children's book and the film "The Mudlark" and the full story of his activities has been told in Jan Bondeson's 2010 book "Queen Victoria's Stalker".
Split into simpler sentences: He later became the subject of a children's book and the film "The Mudlark". The full story of his activities was told in Jan Bondeson's 2010 book "Queen Victoria's Stalker".