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.

[EX Q]: Who played jerry lee lewis in great balls of fire?
[EX A]: Dennis Quaid

[EX Q]: When was politics and the english language published?
[EX A]: April 1946

[EX Q]: The space shuttle program began with the flight of the challenger apollo mercury columbia explorer?
[EX A]:
Challenger