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.
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Question: Who did oprah winfrey play in the color purple?

Answer: Sofia


Question: Star cast of dawn of the planet of apes?

Answer: Kodi Smit-McPhee


Question: How many roller coasters at six flags new jersey?

Answer:
13