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

[EX Q]: Besides the Caucasus, what mountain range forms the border of Europe and Asia?
[EX A]: asia

[EX Q]: In May 1940, who became British Prime Minister after the resignation of Neville Chamberlain?
[EX A]: prime minister of the united kingdom

[EX Q]: Daniel Ortega at the beginning of 2015 is the president of which country?
[EX A]:
daniel ortega