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: The rain makes drivng to the office on a saturday even more dreary  Question: is it a negative tweet?

SOLUTION: yes

PROBLEM: Tweet: @kennymuto You are so positive  Question: is it a negative tweet?

SOLUTION: no

PROBLEM: Tweet: My flight has been cancelled to Turkey! I'm flying now Friday 03:30 o'clock to Bodrum. 3,5 hours by bus to Marmaris  Question: is it a negative tweet?

SOLUTION:
yes