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: The new lightsaber design is good so you can kill a bad guy in front of you while also fighting two tiny bad guys to your sides— Thoughtter (@ThoughtOtter) November 30, 2014 Question: what weapon is being praised? Answer: the lightsaber
Example Output: yes

Example Input: Context: Mariah Carey goes on her balcony enjoying the cool air, the sound of "All I Want For Christmas" plays in her head. "Soon," she whispers.— Frank Lowe (@GayAtHomeDad) November 6, 2014 Question: what sound is playing? Answer: all i want for christmas
Example Output: yes

Example Input: Context: OpenAI first ever to defeat world's best players in competitive eSports. Vastly more complex than traditional board games like chess & Go.— Elon Musk (@elonmusk) August 12, 2017 Question: what should sheev palpatine be used for? Answer: staining wood
Example Output:
no