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: (1 of 2) @HeathrowAirport just took my pumped breast milk away. 10 ounces. Gone. Not okay.— Alyssa Milano (@Alyssa_Milano) April 9, 2015 Question: how many ounces was taken? Answer: 10
Example Output: yes

Example Input: Context: A3:World Hickory Championship supported by @carnoustiecntry this year at Panmure Golf Club (Oct 6-10th) #scotlandhour Scottish GolfPodcast (@ScotGolfPodcast) September 24, 2014 Question: what do the cavs have? Answer: space and attractive situation
Example Output: no

Example Input: Context: Woah! Hold the phone. Catching wind the Preds are interested. Hang tight… — Paul Bissonnette (@BizNasty2point0) July 1, 2016 Question: what edible product did someone state was not food? Answer: cheese dust
Example Output:
no