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: Japan  question:  what kind of money do japanese use?
['Japanese yen']

concept: South America  question:  what all countries are in south america?
['Carrasco', 'Chacaltaya', 'Chile', 'Pampas', 'Amazon Basin', 'French Guiana', 'Peru', 'Guyana', 'Paraguay', 'Bolivia']

concept: Russia  question:  what political system does russia use?

Constitutional republic