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: And while we applaud all of the black nominees for Academy Awards this yr we know there is a long way to go for all underrepresented groups.— Matthew A. Cherry (@MatthewACherry) January 24, 2017 Question: where is this taking place? Answer: near the shaw tower at st. louis university.

A: no
****
Q: 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

A: no
****
Q: Context: If Romney and Obama switched hair with their wives... #Debates Shelby White (@shelbywhite) October 17, 2012 Question: which politician is mentioned aside from obama? Answer: romney

A:
yes
****