Given a negotiation between two participants, answer 'Yes' if both participants agree to the deal, otherwise answer 'No'.

[EX Q]: THEM: i'd like a book and a hat  YOU: deal.  THEM: cool..... i'll accept tht =)
[EX A]: Yes

[EX Q]: THEM: i really need a hat but i do like to read  YOU: the book is very important to me, but i will accept letting the hat go. plus it looks better on you anyway! do the balls hold any value to you or mind if i grabbed them with the book?  THEM: how about i take 1 ball and the hat and you get the rest  YOU: deal.
[EX A]: Yes

[EX Q]: THEM: need hats and book  YOU: i need one hat and two balls  THEM: ok  YOU: deal.
[EX A]:
Yes

