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: Nature does dams too. They are just sliiiightly smaller than the ones I saw upstream. #endangeredriver John D. Sutter (@jdsutter) June 23, 2014 Question: what situation is bahai in? Answer: in some kind of captivity.

A: no
****
Q: Context: When you walk down the street and see your ex 9GAG (@9GAG) February 2, 2015 Question: who posted this tweet with this picture? Answer: 9gag

A: yes
****
Q: Context: After a meeting that lasted nearly hour with Heat president Pat Riley, a source said that LeBron James now wants to talk to his family.— Marc J. Spears (@SpearsNBAYahoo) July 9, 2014 Question: what news source is this twitter account affiliated with? Answer: espn

A:
yes
****