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".

Example input: Tweet: @justinchuan Awww! I was thinking about you lot up there! Glad you enjoyed it Question: is it a positive tweet?
Example output: yes
Example explanation: There is an expression of happiness in this tweet text, hence, we can say it's positive. So answer is 'yes'.
Q: Tweet: @lynn_wabbit havnt seen u on my list of tweets for a while  hard week? Question: is it a negative tweet?
A:
no