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: I have the #cultofthebear image to put on my computer at work.   Question: is it a negative tweet?

SOLUTION: no

PROBLEM: Tweet: I was just informed that there will be no service up north... No Twitter for a few days  Question: is it a negative tweet?

SOLUTION: yes

PROBLEM: Tweet: Just downed four bottles of water. Urine = too clear to see. Me = refreshed.  Question: is it a positive tweet?

SOLUTION:
yes