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]: When does the one tree hill theme song come back?
[EX A]: season 8

[EX Q]: What does the rosenberg self esteem scale measure?
[EX A]: self-esteem

[EX Q]: Who was the first announcer on the price is right?
[EX A]:
Robert William Barker