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".
One example: Tweet: @justinchuan Awww! I was thinking about you lot up there! Glad you enjoyed it Question: is it a positive tweet?
Solution is here: yes
Explanation: There is an expression of happiness in this tweet text, hence, we can say it's positive. So answer is 'yes'.

Now, solve this: Tweet: @DougMeacham - Thanks! I'll check it out.  Question: is it a negative tweet?
Solution:
no