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: Posted about Twitter on A4U, now posting on Twitter this comment so people clicking the link from A4U see it and think WTF LOL  Question: is it a positive tweet?

SOLUTION: yes

PROBLEM: Tweet: @Lisa_Veronica I hope the tour is going great so far, I think I may take a trip out to NYC or binghamton to see you guys again! fave band  Question: is it a negative tweet?

SOLUTION: no

PROBLEM: Tweet: my legs are killing me today  Question: is it a negative tweet?

SOLUTION:
yes