Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
--------
Question: Between 1958 and 1972 all Cliff Richard single records were released on which record label?

Answer: cliff richard


Question: The song Don't Rain On My Parade features in which musical?

Answer: don't rain on my parade


Question: To whom was Bob Dylan supposed to be singing It Ain't Me Babe?

Answer:
bob dylan