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: #fantasticfour is not the type of movie you see in the theaters. I'd wait to watch it at home. Wish #hollywood would stop rebooting 🙇— William Bussey (@iambussey) April 20, 2015 Question: what is the only word on this tweet? Answer: tweet
Example Output: yes

Example Input: Context: Congratulations to Roy Moore on his Republican Primary win in Alabama. Luther Strange started way back & ran a good race. Roy, WIN in Dec!— Donald J. Trump (@realDonaldTrump) September 27, 2017 Question: what did ray moore win? Answer: the republican primary in alabama
Example Output: yes

Example Input: Context: Rat On Mars In NASA Photo at Rover, Lizard Or Rodent, May 2013. UFO Sighting News. #lunch Captain (@Uredda) August 7, 2015 Question: who took the picture of the rat on mars? Answer: nasa
Example Output:
yes