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: What are the 4 majors on the pga tour?

A: Masters Tournament, U.S. Open, The Open Championship, PGA Championship
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Q: Who played chip douglas on my three sons?

A: Stanley Livingston
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Q: Who plays cheng in the karate kid 2010?

A:
Zhenwei Wang
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