TASK DEFINITION: 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".
PROBLEM: Tweet: yum. italian pizza! i love italians. wish i was one!  Question: is it a positive tweet?

SOLUTION: no

PROBLEM: Tweet: @rndspringer: hope little bunny makes it!  Question: is it a negative tweet?

SOLUTION: yes

PROBLEM: Tweet: Facebook.com isint letting me change my profile picture  Question: is it a negative tweet?

SOLUTION:
yes