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: kristin@ComfortableChef Just got a shipment of GORGEOUS Chef's Jackets! They are going to look great in the photo shoot tomorrow. Thanks!  Question: is it a positive tweet?
yes

Tweet: Back from body balance, chilled and now back in dressing gown with sunday paper  - bliss...  Looking forward to #apprentice final later! Question: is it a positive tweet?
yes

Tweet: oooh. karma down. didn't get a chance to plurk yesterday.  [Link] Question: is it a positive tweet?

no