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: @Linnipooh and I have also bought new heels...with many diamantÃ©  fortunately my outfit is ready for the 27th! Question: is it a positive tweet?

Ex Output:
yes


Ex Input:
Tweet: HAVING A GLASS OF WINE FEELIN REAL NICE RITE NOW ONE THING IS MISSING  Question: is it a negative tweet?

Ex Output:
yes


Ex Input:
Tweet: ? heart of life - john mayer. best song ever!!! this guy is sooo good!!  [Link] Question: is it a negative tweet?

Ex Output:

no