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.

Q: Context: Mary Berry's diet never fails to surprise us... #BakeOffHighlights #GBBOFinal British Bake Off (@BritishBakeOff) October 26, 2016 Question: what did the prime minister share with narendra? Answer: some very emotional things

A: no
****
Q: Context: Today there were terror attacks in Turkey, Switzerland and Germany - and it is only getting worse. The civilized world must change thinking!— Donald J. Trump (@realDonaldTrump) December 19, 2016 Question: who is being congratulated by riz? Answer: all the nominees

A: no
****
Q: Context: @Beyonce Thank you for the beautiful letter and for being a role model who kids everywhere can look up to. --mo— Michelle Obama (@MichelleObama) April 13, 2012 Question: who sent michelle obama a letter? Answer: beyonce

A:
yes
****