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: Oh, happy day! Our #ThankYouEvent is finally here. Take 30% off your entire purchase: Old Navy Official (@OldNavy) April 29, 2016 Answer: oldnvy.me/1lumnbd
where can you shop old navy using this discount?

Context: Michael Gallagher @MikeSGallagherNoel with the D! , 2:29:02 AM Answer: about 6 seconds
how long is that basketball video?

Context: Thank you to the fireman that saved us from this nightmare. Happy for us all to be safe, thoughts to others. Johnowen Lowe (@Johnny_L0we) June 25, 2014 Answer: nightmare

what did firemen save the tweeter from?