instruction:
Given a negotiation between two participants, answer 'Yes' if both participants agree to the deal, otherwise answer 'No'.
question:
THEM: i would take the book and the ball you can have the hats YOU: i need the ball THEM: well i can take the book and hats and you can have the ball? YOU: ok.
answer:
Yes

question:
THEM: i need one of each YOU: i need both books and a hat THEM: i can do that, if i get the ball and one hat YOU: so i would get both books and a hat? THEM: yes YOU: i can do that.
answer:
Yes

question:
THEM: ill give you a ball for a hat YOU: how about you take all books and i keep the rest THEM: how about i keep all the books and aball YOU: fine.
answer:
Yes