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 Q]: Tweet: Still on the conference call, been 50mins, was only supposed to be 30 max and it's not sounding like ending any time soon  Question: is it a positive tweet?
[EX A]: no

[EX Q]: Tweet: Longest 'nap' evar. Bizzare tease dream. Plot: crew and I build &amp; board DIY SPACEROCKET because Burning Man held ON MARS this year. Rad.  Question: is it a positive tweet?
[EX A]: yes

[EX Q]: Tweet: @alyankovic Oh! I ate pizza last night too!  I stupidly feel closer to you somehow!  Question: is it a positive tweet?
[EX A]:
yes