In this task, you are given a context tweet, a question and corresponding answer of given question. Your task is to classify this question-answer pair into two categories: (1) "yes" if the given answer is right for question, and (2) "no" if the given answer is wrong for question.

Ex Input:
Context: @davidlorr @CEO It's not fun & viral if a corporation claims to have orchestrated it. There's 0% chance Target would allow Breakr to speak— Dan Fleyshman (@DanFleyshman) November 5, 2014 Question: who did dan fleyshman tweet about corporation claims? Answer: rockerfeller

Ex Output:
no


Ex Input:
Context: Anna Wintour stares solemnly out her office window. "Excellent." A voice shrills from the room's corner. Kris Jenner emerges from darkness.— Christian (@csweda) March 21, 2014 Question: who reveals themselves from the shadows? Answer: kris jenner.

Ex Output:
yes


Ex Input:
Context: So sorry to hear about this. It was lovely working with Kenny. Kenny Baker, Star Wars R2-D2 actor, dies aged 81 Ewan McGregor (@mcgregor_ewan) August 13, 2016 Question: what character did kenny baker play? Answer: r2-d2

Ex Output:

yes