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: I now have 14 strips of nine different color families, and I'm about to begin the center star.    Question: is it a positive tweet?

Ex Output:
yes


Ex Input:
Tweet: @KatTeasy - Welcome to Twitter!! Cant see your photo tho  Hope your ok! Enjoy making your pennies! x Question: is it a positive tweet?

Ex Output:
no


Ex Input:
Tweet: @nothoney tis true...almost got robbed  Question: is it a negative tweet?

Ex Output:

yes