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'm so STUPID !! argh I wish it could change  Question: is it a negative tweet?

SOLUTION: yes

PROBLEM: Tweet: #myweakness is men. Yeah, it's that simple... :-/  Question: is it a negative tweet?

SOLUTION: no

PROBLEM: Tweet: Bummer, this book sale was not nearly as successful as the last one  Question: is it a negative tweet?

SOLUTION:
yes