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: History is made! #MontrealProtocol countries agree to curb powerful greenhouse gases in largest climate breakthrough since Paris. 🌍🌎🌏 UN Environment (@UNEP) October 15, 2016 Answer: curb greenhouse gases
what did @montrealprotocol countries agree to?

Context: #AskRachel Lil Tyrone scores a touchdown...what does his mom say? A) Good job tyrone! B) Atta boy C) Das mah BABY!! Joshua (@JoshuaBlackwe12) June 15, 2015 Answer: score a touchdown
what did tyrone do

Context: Photo of the day: Cars line up for fuel after #Yemen airstrikes #YemenCrisis— Oxfam International (@Oxfam) April 16, 2015 Answer: after #yemen airstrikes

when are the cars lining up for fuel?