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: How many episodes in this game of thrones season 7?

Answer: seven episodes


Question: Where did olly murs come in the x factor?

Answer: runner-up


Question: Which country shares longest land border with india?

Answer:
Bangladesh