Based on the given question and tppic, give an answer. The answer is available on on the internet. The questions are mostly centered around a single named entity.

Ex Input:
concept: Qatar  question:  what currency do they use in qatar?

Ex Output:
['Qatari riyal']


Ex Input:
concept: Paul Bettany  question:  who does paul bettany play in the avengers?

Ex Output:
['Edwin Jarvis']


Ex Input:
concept: Greece  question:  what currency does greece use 2012?

Ex Output:

Euro