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.

Input: Consider Input: Context: It's the Ides of March. Oh boy. Lettuce eat Caesar Salads. 😉— Brian (@revolution1913) March 15, 2016 Question: what is the causal problem? Answer: obamacare payments

Output: no


Input: Consider 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

Output: no


Input: Consider Input: Context: Apple Daily: 1400 ppl still queuing outside a Taikoo Shing polling station. Voting may not end until 3am #Legco2016 Varsity CUHK (@varsitycuhk) September 4, 2016 Question: how many people are standing on the line outside a taikoo shing polling station? Answer: 1400 people


Output: yes