In this task, you are given a context paragraph of the tweet and question. Your task is to generate right answer of given question based on given context tweet paragraph.
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Question: Context: Doing well&in great spirits! Robyn, Sejun, Grigsby & I - deeply moved by the support! Will be back ASAP to advance US-ROK alliance! ! Mark Lippert (@mwlippert) March 5, 2015 Question: when he gets back what will he do?

Answer: advance us-rok alliance

Question: Context: Now it's just football?? Bring Missy Elliott back out! LOL. But no, seriously, she should come back out. Mary Traina (@marytraina) February 2, 2015 Question: who wants missy elliott to come back out?

Answer: mary traina

Question: Context: Just bought another 574,002 shares of $TWTR (bringing my 2017 purchases to 1 million shares) jack (@jack) April 28, 2017 Question: how many shares of $twtr did jack buy?

Answer:
574,002