instruction:
Given a negotiation between two participants, answer 'Yes' if both participants agree to the deal, otherwise answer 'No'.
question:
THEM: i'll take a book and a ball and you can have the rest if that works for you YOU: deal.
answer:
Yes

question:
THEM: i would like the balls and the book. YOU: sorry, i need the book but you can have all the hats and the balls. THEM: i agree to that.
answer:
Yes

question:
THEM: hey there... i'd like the book and balls - will the hats be of value to you? YOU: not enough value. how about i get the hats and 1 ball. THEM: i'd be really upset if your hats were 3 points, but that's a deal. YOU: they're definitely not. thanks.
answer:
Yes