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: Katy Perry rocking the Wii safety strap during the halftime show. #SuperBowl Funny Or Die (@funnyordie) February 2, 2015 Question: who was wearing a safety strap? Answer: katy perry

A: yes
****
Q: Context: I love this!! Yes, Vanity Fair for setting a record. 6 people of color on their cover. Jermaine Browne (@JermaineBrowne) February 4, 2014 Question: how many poc were on the vanity fair cover? Answer: 6

A: yes
****
Q: Context: Anytime you get stuck in traffic because a christian function is letting out. #RupertsFault Thomas Buck (@buck1133) January 12, 2015 Question: what is letting out and causing traffic? Answer: christian function

A:
yes
****