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".

Tweet: @JFoundation Thx for the rather lovely followfriday - ask away, I'm friendly (mostly) ;) Whatever you feel you need to know!  Question: is it a positive tweet?
yes

Tweet: Got to see Carlos Santana live at the Hard Rock last night, not sure if I have a headache from good music or the gin and tonics  Question: is it a negative tweet?
no

Tweet: I'm the only person who can fall into mud in the outfield and trip over my own two feet running to first base. I pulled a Joe Jonas  Question: is it a positive tweet?

yes