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.

Example Input: Context: @MayorMark its all fun and games now wait until we are old enough to vote #lastlaugh— Dylan (@DFPFilms1) March 4, 2015 Question: who has agreed to join @arsenal? Answer: alexis sanchez
Example Output: no

Example Input: Context: When it rains at the #MTVawards, they give you ponchos. I am grateful. Carly Mallenbaum (@ThatGirlCarly) May 7, 2017 Question: who was tim scott speaking to Answer: future leaders of america
Example Output: no

Example Input: Context: Donald Trump on Melania's speechwriter: "She made a mistake...we all make mistakes." ABC News (@ABC) July 20, 2016 Question: who is reporting this story? Answer: abc news
Example Output:
yes