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: @minteva Circus = awesome! As always. And I wasn't as tired and sore this week. Photo shoot didn't end up happening  Question: is it a negative tweet?

Ex Output:
yes


Ex Input:
Tweet: I hated Michiru because *I* wanted Haruka.  Question: is it a negative tweet?

Ex Output:
yes


Ex Input:
Tweet: @redskinblog  I wish I was there!!  Redskin fun without Blondie.  Question: is it a negative tweet?

Ex Output:

yes