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: Finished blogging. I wanna watch Dance! Subaru, The Hangover and Coraline. UGHHH.  Question: is it a negative tweet?

Ex Output:
yes


Ex Input:
Tweet: Still waiting for the complementary hospitality tickets for tomorrow at Silverstone.  We've only got pikey grandstand tickets  #fb Question: is it a positive tweet?

Ex Output:
no


Ex Input:
Tweet: Have a long weekend of poster making ahead of me. Woo-hoo! Rock &amp; roll!  Question: is it a negative tweet?

Ex Output:

yes