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: @thefubar Sorry it wasn't everything you'd hoped hon..   Question: is it a negative tweet?

Ex Output:
yes


Ex Input:
Tweet: nice and tan from my vacation .. back in nyc and back to work  Question: is it a negative tweet?

Ex Output:
yes


Ex Input:
Tweet: says gud eve.  [Link] Question: is it a positive tweet?

Ex Output:

yes