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: bye all... im so sleepy  goin to bed now. love yew ^^ have a good day Question: is it a positive tweet?
yes

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?
yes

Tweet: missing my parents  Question: is it a positive tweet?

no