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: Another way to #pdxcarpet @flypdx. Take your own photo with #PDXCarpetIPA and Tweet it at us. Rogue Ales & Spirits (@RogueAles) January 13, 2015 Question: how long has the tweeter been waiting to return to the finals? Answer: 5 years
Example Output: no

Example Input: Context: Ted Cruz: It's not acceptable to attack anyone's spouse or anyone's kids 1C #CruzFamilyhttps:// CNN (@CNN) April 14, 2016 Question: what is ted cruz attacking? Answer: family and spouses
Example Output: yes

Example Input: Context: #PhotoOfTheDay: "We just ran" Rose & her children among 1.5m uprooted by violence in #Nigeria #BringBackOurChildhood Unicef UK Media (@Unicefuk_media) April 13, 2015 Question: what will not stop the music? Answer: terror
Example Output:
no