In this task, you're given an open-domain question. Your task is to provide an answer to the given question. There is only one unique answer for each question. Your answer should be short, and refer to an entity, date, number, etc. Do not put your answer in the context of a sentence.

Who plays bill avery on when calls the heart?
Jack Wagner

When did the civil war end in sierra leone?
18 January 2002

Who won america's got talent in 2013?

Kenichi Ebina