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: yay adam lambert  he better win it allllllllllll Question: is it a positive tweet?

Ex Output:
yes


Ex Input:
Tweet: Cops are posted up at every corner in rowlett!!!  Drive slow  Question: is it a positive tweet?

Ex Output:
no


Ex Input:
Tweet: @MissRosieCheeks Omg! Wow! I wish I had gone!  Thats amazing! Are you out next weekend? Question: is it a negative tweet?

Ex Output:

yes