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.

[Q]: concept: Harriet Tubman  question:  where did harriet tubman live after the civil war?
[A]: ['Auburn']


[Q]: concept: John Steinbeck  question:  what is john steinbeck best known for?
[A]: ['Of Mice and Men']


[Q]: concept: Nigeria  question:  what is the political system of nigeria?
[A]:
Federal republic