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

Ex Input:
Will you still be sending me a valentine is a line from which Beatles song?

Ex Output:
the beatles

Ex Input:
Which is the correct name of the character voiced by Angela Lansbury in Beauty and The Beast?

Ex Output:
beauty and the beast

Ex Input:
African bush and African forest are species of which animal?

Ex Output:
african bush elephant