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".

Tweet: @texasheartland  oh i cant complain...how bout urself?? Question: is it a negative tweet?
no

Tweet: Never mind swine flu, looks like I might be in for a dose of chicken pox  Question: is it a positive tweet?
no

Tweet: ok not that long!!  Question: is it a negative tweet?

yes