Please answer this: M: Well...it starts at six thirty, and will lasts three hours. What was said before this conversation?
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Answer: F: When will the concert finish?

Please answer this: M: I often play chess, but recently I listen to music. What was said before this conversation?
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Answer: F: Jim, How do you spend your spare time?

Please answer this: W: Well, I don't know. It's difficult to get the visa. What was said before this conversation?
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Answer:
M: When are you leaving for France?