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: What was the outcome of the storming of the bastille?

Answer: Bastille captured; Revolution begins


Question: Do zebras have white stripes or black stripes?

Answer: black and the white stripes and bellies are additions


Question: Who sang mr sandman in back to the future?

Answer:
The Four Aces