In this task, you are given a text from tweets and a boolean question whether this tweet has positive sentiment or negative sentiment. Your task is to generate answer "yes" when the tweet has that particular sentiment, otherwise generate answer "no".

Input: Consider Input: Tweet: @joe_hill, it can be altered for each post.  Question: is it a positive tweet?

Output: yes


Input: Consider Input: Tweet: @theskorpion why u gotta wait?  [Link] Question: is it a positive tweet?

Output: no


Input: Consider Input: Tweet: woow thanks for this site well i not much friends  Question: is it a positive tweet?


Output: no