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.

[Q]: Who was the 20th prime minister of canada?
[A]: Jean Chretien


[Q]: Who did shane harper play in high school musical 2?
[A]: a dancer


[Q]: Who wrote blake shelton's song she's got a way with words?
[A]:
Wyatt Earp, Andy Albert, and Marc Beeson