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: Rocking my new zebra print dress. Gifted by @KiMbY626    [Link] Question: is it a negative tweet?

SOLUTION: no

PROBLEM: Tweet: My eBay purchase still hasn't arrived. I may have been scammed. The lengths I go to get my hands on an Android Vodafone HTC Magic  Question: is it a positive tweet?

SOLUTION: no

PROBLEM: Tweet: i'm in davis' class  yay!! he's my favorite teacher  Question: is it a negative tweet?

SOLUTION:
no