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.

Example Input: concept: Roman Empire  question:  where was the roman colosseum located?
Example Output: ['Rome']

Example Input: concept: Maricopa County  question:  what cities are included in maricopa county?
Example Output: ['El Mirage', 'Cashion', 'Gila Bend', 'Arlington', 'Gilbert', 'Guadalupe', 'Buckeye', 'Glendale', 'Avondale', 'Chandler']

Example Input: concept: Washington United States  question:  where is washington dc located what state?
Example Output:
Maryland, Chevy Chase, Virginia, Northern Virginia, Arlington County