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: Omg just got twitter on my phone! Haha  Question: is it a negative tweet?

SOLUTION: no

PROBLEM: Tweet: @kierondonoghue my grandfather used to buy me duck eggs as a kid all the time. They are v nice!  Question: is it a positive tweet?

SOLUTION: yes

PROBLEM: Tweet: @nessie_111 thanks 4 da follow  Question: is it a positive tweet?

SOLUTION:
yes