an Entity references as follows:
"The Metaphysical Engine, or What Quill Did" is the seventh episode of the British science fiction television series Class. It was released online by BBC Three on 26 November 2016. The episode was written by series creator Patrick Ness and directed by Wayne Che Yip; it acts as a companion piece to the previous episode "Detained", also written by Ness and directed by Che Yip.