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

Ex Output:
yes


Ex Input:
Tweet: @DeborahGibson Trying to compile a list of celebrities who support gay marriage.  Can I count you in?  Question: is it a negative tweet?

Ex Output:
no


Ex Input:
Tweet: Headed home, dad duty tonight. Might take the kids to the course again. Although my boys took me for $11 last night in a chipping contest  Question: is it a negative tweet?

Ex Output:

yes