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: San Francisco  question:  what is the name of the main train station in san francisco?
['Emeryville Amtrak Station']

concept: Salman Khan  question:  what is father name of salman khan?
['Salim Khan']

concept: William Mckinley  question:  what year did william mckinley became president?

1897