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

[EX Q]: In which film of 1995 did Robert De Niro and Al Pacino appear on screen together for the first time?
[EX A]: al pacino

[EX Q]: What nickname is given to the Australian Association Football International team?
[EX A]: australia

[EX Q]: Edward Stanley served three terms as Prime Minister in the 19th century, he was known by what title?
[EX A]:
edward smith-stanley, 14th earl of derby