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

[EX Q]: Which late 17th and early 18th century British architect designed Brighton Pavilion, Marble Arch, and the plan for London's Regents Park?
[EX A]: royal pavilion

[EX Q]: Played by Dirk Benedict in the series and Bradley Cooper in the movie, by what nickname was Templeton Peck known on The A-Team?
[EX A]: the a-team

[EX Q]: In the 2008 film 'Charlie Wilson's War' which actor took the title role?
[EX A]:
charles wilson