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.

Input: Consider Input: concept: Roman Catholic Church  question:  who do roman catholics give authority to?

Output: ['Pope']


Input: Consider Input: concept: Leonardo Da Vinci  question:  what were some inventions of leonardo da vinci?

Output: ['Double hull', 'Viola organista']


Input: Consider Input: concept: J J Thomson  question:  what did thomson discover with his cathode ray tube experiment?


Output: ['Electron']