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: Good morning! Got sooo sick last night. x_x But I think I'm fine now.  Question: is it a positive tweet?
Example Output: yes

Example 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?
Example Output: yes

Example Input: Tweet: heute ist extreme-chilling angesagt  Let's rock the boat Question: is it a negative tweet?
Example Output:
no