TASK DEFINITION: Given a negotiation between two participants, answer 'Yes' if both participants agree to the deal, otherwise answer 'No'.
PROBLEM: THEM: i will give you all the basketballs and the book. YOU: deal.

SOLUTION: Yes

PROBLEM: THEM: i'd like the book and the hat. YOU: if i can have the book and the balls you can have the hat THEM: i have absolutely have to have atleast the book or i can't make a deal. YOU: you can have the book if i can have the rest THEM: deal. YOU: great! thank you!

SOLUTION: Yes

PROBLEM: THEM: hey, how about i take the hats and a book? YOU: i will need at least three objects. THEM: ok, 2 books and a ball? YOU: for me? THEM: yes YOU: deal.

SOLUTION:
Yes