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: Who was the father of Edward the Elder, the Anglo-Saxon King from 899 to 924?

Output: edward the elder

Input: Consider Input: Who plays Violet Crawley, Dowager Countess of Grantham, in the UK television series 'Downton Abbey'?
Output: downton abbey