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.
Q: Context: Facebook's @sherylsandberg is on a mission to get more women online in poor nations: 1 #CNNDavos CNNMoney (@CNNMoney) January 24, 2015 Answer: facebook's @sherylsandberg
A:
who is on a mission