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.

Q: Context: The subject of our PSA is starting to get rape threats on the comments. Can you help by reporting them? Hollaback! (@iHollaback) October 28, 2014 Question: when will there be a chance to beat buzzy cohen on jeopardy? Answer: tomorrow.

A: no
****
Q: Context: Im giving everyone involved 24 hours to make it right or the world will hear how I really feel. contactually Im not allowed to speak!— Kelly Osbourne (@KellyOsbourne) February 24, 2015 Question: what is the dog's name? Answer: elka

A: no
****
Q: Context: @M_Allenberg of @FortMacToday tries on the #hijab #YMM WorldHijabDayYMM (@WHDYMM) February 1, 2015 Question: how many miles can 16-18 year olds travel? Answer: 5400 miles

A:
no
****