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.
--------
Question: Context: Disappointing to lose tonight really wanted that one for Sam Tageson what a great kid and makes you appreciate what you have! #rolemodel jason demers (@jasondemers5) March 19, 2014 Question: who did jason demers want to win for? Answer: sam tageson

Answer: yes

Question: Context: I'm arriving in Surabaya to take Nisa home to Palembang. I cannot describe how I feel. There are no words. Tony Fernandes (@tonyfernandes) January 2, 2015 Question: where is tony fernandes taking nisa? Answer: to palembang

Answer: yes

Question: Context: 1/2 I've just chaired a COBRA meeting on the unprecedented flooding. Huge thanks to the emergency services and military for doing so much. David Cameron (@David_Cameron) December 27, 2015 Question: which group did david cameron chair a meeting with? Answer: cobra

Answer:
yes