Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
--------
Question: In what language was The Communist Manifesto written?

Answer: the communist manifesto

Question: What is the name of the US electric car manufacturer, founded in 2003, whose cars include the Model S and the Model X?

Answer: tesla model s

Question: Who had a number one hit in May 1958 with 'All I Have To Do Is Dream'?

Answer:
all i have to do is dream