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

Ex Input:
Which singer played Billie Holiday in the 1972 film 'Lady Sings The Blues'?

Ex Output:
lady sings the blues

Ex Input:
With what country are corgi dogs associated?

Ex Output:
pembroke welsh corgi

Ex Input:
Which author lived at Abbotsford House near Galashiels in the Scottish borders?

Ex Output:
abbotsford house