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: having a coffee watching oparh..then going to the doctors  hayfevers taking over!! hope your all hayfever free today tweetie pie's!!! xxx Question: is it a negative tweet?

Ex Output:
yes


Ex Input:
Tweet: @ Dr Vu, good luck on your book! You can do it!  Question: is it a positive tweet?

Ex Output:
yes


Ex Input:
Tweet: @dmlcartel I hope ur right... or I hope that @frankschultelad has a comfy couch.   Question: is it a negative tweet?

Ex Output:

no