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: [Link] merge la NetStartup ! See you there, guys !   Question: is it a negative tweet?

Ex Output:
no


Ex Input:
Tweet: Still on the conference call, been 50mins, was only supposed to be 30 max and it's not sounding like ending any time soon  Question: is it a positive tweet?

Ex Output:
no


Ex Input:
Tweet: @stephherzz brother nooooo  Question: is it a negative tweet?

Ex Output:

yes