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: woo someone just dropped a huge bit of glass out side  O_o Question: is it a negative tweet?

Ex Output:
yes


Ex Input:
Tweet: [Link] merge la NetStartup ! See you there, guys !   Question: is it a negative tweet?

Ex Output:
no


Ex Input:
Tweet: I keep having reoccuring dreams about what the Fall semester will be like. This one was the worst.  Question: is it a positive tweet?

Ex Output:

no