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: I was just informed that there will be no service up north... No Twitter for a few days  Question: is it a negative tweet?

Output: yes


Input: Consider Input: Tweet: seeing star trek today with my movie buddy kate  Question: is it a positive tweet?

Output: yes


Input: Consider Input: Tweet: @hiyer Good morning   Question: is it a positive tweet?


Output: yes