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

[Q]: Which mountain range extends through Morocco, Tunisia and Algeria, with its highest peak at Mount Jebel Toubkal?
[A]: tunisia

[Q]: Who composed the opera 'Albert Herring' in 1947?
[A]: albert herring

[Q]: Which star of the Back To The Future movies appeared in Caroline In the City?
[A]:
back to the future