Definition: 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.
Input: Context: #NorthFire (Update) 3,500 acres, 20 vehicles destroyed 10 damaged on I15. #SBCoFD dozers & crews active on incident SB County Fire (@SBCOUNTYFIRE) July 18, 2015 Answer: 10.
Output:
how many vehicles were damaged.