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: HTC Hero is here (in europe   ) [Link] Question: is it a negative tweet?

Output: yes


Input: Consider Input: Tweet: @wooglemyshoogle That sux.. They didn't really take care then i guess..  Question: is it a positive tweet?

Output: no


Input: Consider Input: Tweet: @ElderLife Lol........man I already need to go to rehab because Im a shopaholic  Question: is it a negative tweet?


Output: yes