Complex sentence: This, in itself, is an apparent reference to Alexander the Great as well as a sexual pun; a newspaper article glimpsed in the film gives Alex's surname as Burgess, an apparent reference to the novel's author.
Split into simpler sentences: This, in itself, is an apparent reference to Alexander the Great as well as a sexual pun. A newspaper article glimpsed in the film gives Alex's surname as Burgess, an apparent reference to the novel's author.