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".

Ex Input:
Tweet: @DaveEmoney so difficult. But , ima count u as real kay?  Question: is it a positive tweet?

Ex Output:
yes


Ex Input:
Tweet: @eileenalouise thanks! might have to hold off til my ext hard drive is returned as i don't think my 'puter has room for another update  Question: is it a negative tweet?

Ex Output:
yes


Ex Input:
Tweet: Good morning! Off to breakfast w/ the family before political study  &amp; editing. Monday's work starts today  Need Bible study today, also. Question: is it a positive tweet?

Ex Output:

yes