Definition: In this task, you are given a context tweet, a question and corresponding answer of given question. Your task is to classify given passage into two categories: (1) "yes" if the given context is useful in answering the question, and (2) "no" if the given context is not useful.
Input: Context: PM: Great to hear Pauline Cafferkey has been discharged from hospital. Thank you to everyone @RoyalFreeNHS for the world class care— UK Prime Minister (@Number10gov) January 24, 2015 Question: who has been discharged from the hospital? Answer: pauline cafferkey

yes