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: @jeriellsworth just read an artical about you here in the uk , in a national news paper www.metro.co.uk/etch , your world famous nice!!  Question: is it a negative tweet?

Ex Output:
no


Ex Input:
Tweet: @Rappelz_Game  - wish i could get harpy to try it out  Question: is it a positive tweet?

Ex Output:
yes


Ex Input:
Tweet: Kira's wedding was beautiful!  So much funnn  Question: is it a positive tweet?

Ex Output:

yes