Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.

Input: Consider Input: Joseph Addison and Richard Steele founded (in 1711), and Boris Johnson edited, which British magazine?

Output: boris johnson

Input: Consider Input: The Briish Airways subsidiary BA Connect was sold to which other airline?

Output: airline

Input: Consider Input: Who starred as unconventional English teacher John Keating in the 1989 film Dead Poets Society?
Output: john keating