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 could have been staying at the apartment of my cute sk8erboy friend one month from now. (in case my tenses sound wrong, they're not)   Question: is it a negative tweet?

Ex Output:
yes


Ex Input:
Tweet: Mmmm free sushi!!  complete happy camper!! and its endless! even better!! Question: is it a negative tweet?

Ex Output:
no


Ex Input:
Tweet: wuhuuuu finally.. done! yipiiiee!!  Question: is it a positive tweet?

Ex Output:

yes