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: in a delicious friday, working while sweating...  Question: is it a positive tweet?

SOLUTION: no

PROBLEM: Tweet: i've been on a roll with blocking tonight! too bad i ran out of things that need blocking  and T-pins. Ironically.. Question: is it a positive tweet?

SOLUTION: no

PROBLEM: Tweet: nice and tan from my vacation .. back in nyc and back to work  Question: is it a negative tweet?

SOLUTION:
yes