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.

concept: North Korea question: what type of political system does north korea have?
['Single-party state', 'Socialist state', "People's Republic", 'Juche', 'Unitary state']

concept: Leonardo Da Vinci question: what were some inventions of leonardo da vinci?
['Double hull', 'Viola organista']

concept: European Union question: where is eu parliament?
Brussels