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.

Ex 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

Ex Output:
yes


Ex Input:
Context: #TBT Back before I turned pro i used to moonlight as Captain America...lol tim howard (@TimHowardGK) January 22, 2015 Question: was this a good person ? Answer: beautiful person

Ex Output:
no


Ex Input:
Context: Folks have laid bouquets on #Orlando hospital sign just blocks from #PulseNighClubShooting. Eliott C. McLaughlin (@EliottCNN) June 13, 2016 Question: what did justin use with malala? Answer: facetime

Ex Output:

no