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: I desperately want a reporter to ask Sean Spicer what he has in his teeth Alexandra Gallant (@Gallantdesigner) March 27, 2017 Question: who was the piece by? Answer: dmitriy samohin
Example Output: no

Example Input: Context: Oh God. Vegas. WTF is happening. Can't keep up with all the pain this country is facing. Sending love to Vegas. bob saget (@bobsaget) October 2, 2017 Question: what is he sending to vegas? Answer: love
Example Output: yes

Example Input: Context: Ken Rosenthal @Ken_RosenthalSources: #Braves close to acquiring 2B Brandon Phillips from #Reds.2/12/2017, 4:24:30 AM Question: what 2b are the braves close to acquiring? Answer: brandon phillips
Example Output:
yes