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".

Ex Input:
Tweet: snitter does not work properly and i don't know why  Question: is it a positive tweet?

Ex Output:
no


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

Ex Output:
no


Ex Input:
Tweet: stuff packed! back to the airport with destination: IBIZA!  YIHAAAAA Blue Marlin,Jockey Club,Pacha Restaurant,Ocean Drive Hotel: BE READY! Question: is it a positive tweet?

Ex Output:

yes


