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: @ddlovato [Link] - awwww!! fun! it's like winter in the middle of summer! (sorta) lol  Question: is it a positive tweet?

Ex Output:
yes


Ex Input:
Tweet: Rather work with the materials  - [Link] Question: is it a negative tweet?

Ex Output:
yes


Ex Input:
Tweet: @MegaJustice Sounds really cool - sad that I can not present a track record of VP marketing yet  Question: is it a negative tweet?

Ex Output:

no