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: Plugged in source says 90 percent chance @KingJames returns to #Cavs, & it'll be announced on 0: Chris Sheridan (@sheridanhoops) July 8, 2014 Question: which site will announce if king james is returning to the cavs? Answer: lebronjames.com
Example Output: yes

Example Input: Context: On McCoy receipt thing: my understanding is, he was really ticked about service. But org wishes he'd handled it differently. He understands— Les Bowen (@LesBowen) September 8, 2014 Question: what body part did montyrico laugh off? Answer: ass
Example Output: no

Example Input: Context: Tension #placedelarepublique Sophie Perez (@sophie_perez10) November 29, 2015 Question: how did sophie perez feel about the placedelarepublique? Answer: that there was tension
Example Output:
yes