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: Hey I am home for the weekend and am supposed to be working on homework.  insteas, im sending a tweet for the first time!  Question: is it a negative tweet?

Ex Output:
no


Ex Input:
Tweet: @theTpain I couldn't go! I had no ride  It's going to be a Pusshy-led endurance practice. Question: is it a negative tweet?

Ex Output:
yes


Ex Input:
Tweet: @jimbiosis Timmy says if I keep asking him silly questions he won't be my bestest friend.  Question: is it a negative tweet?

Ex Output:

yes