In this task, you are given a context tweet and an answer. Your job is to generate a question for the given answer based on the given tweet paragraph. Note that your question should be answerable based on the given tweet, and the answer to your question should be the given answer.
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Question: Context: It's party time, @katyperry! With 90 million on the guest list, we're gonna need a really big dance floor. ❤️ Twitter (@twitter) July 1, 2016 Answer: 90 million

Answer: how long is the guest list?


Question: Context: Very confused why white militiamen are claiming they're "taking back" land that was stolen by their white ancestors #OregonUnderAttack— Larry Waldbillig (@LarryWaldbillig) January 3, 2016 Answer: white militianmen

Answer: who were claiming to take back land?


Question: Context: Yes, @POTUS is leaving office. Yes, Dre is a bit emotional. #blackish black-ish (@black_ishABC) October 9, 2016 Answer: potus is leaving office.

Answer:
why is dr dre emotional?