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.

Context: TSA Week in Review: 42 Firearms Discovered This Week (30 Loaded) November 20 – 26 TSA (@TSA) December 1, 2015 Answer: 30
how many firearms discovered this week were loaded?

Context: This is what #airpollution looks like. #DelhiSmog today. Smell of burning in the air. Getting that choking feeling. #delhipollution Manimugdha Sharma (@quizzicalguy) November 5, 2016 Answer: delhi
what city is the poster referring to?

Context: IMHO I don't think Eminem was really joking when he said he uses Grindr. He is very smart and self-aware. I think he knows people will *think* he's joking - and that his rep will say he's joking - but I don't think he's joking. And good for him! 🌈🌈🌈— billy eichner (@billyeichner) December 20, 2017 Answer: grindr

what app does eminem say that he is using?