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

Example Input: Who had a 2000 hit with Country Grammar?
Example Output: country grammar

Example Input: Who has written a series of novels, entitled The Dark Tower, of which the first, in 1982, was entitled, The Gunslinger?
Example Output: the dark tower

Example Input: What British motor car manufacturer, founded in 1909 by H.F.S. Morgan and run by him until 1959 when his son Peter Morgan took over until 1999, is currently run by Peter's son, Charles Morgan?
Example Output:
charles morgan