TASK DEFINITION: Given a negotiation between two participants, answer 'Yes' if both participants agree to the deal, otherwise answer 'No'.
PROBLEM: THEM: i'd like the book and balls you keep all 3 hats. YOU: i need the balls. you can have the rest. THEM: ok.

SOLUTION: Yes

PROBLEM: THEM: you take the balls, i take the books and the hat YOU: i keep the hat you take everything else THEM: i can't do that, i need the hat or no deal YOU: same here, no deal THEM: no deal YOU: no deal THEM: no deal YOU: no deal THEM: no deal YOU: no deal.

SOLUTION: No

PROBLEM: THEM: gimme the book and hat YOU: how about 3 basketballs and i keep the rest THEM: basketballs mean nothing to me. nothing. especially after that unu. YOU: how about just the hat THEM: i need book and 2 balls YOU: i can do just the book THEM: i can't do just book, that hurts YOU: okay the hat and 1 ball? THEM: book and 2 balls. YOU: 2 balls and the hat? THEM: 3 balls and hat, or 2 balls and book YOU: the book is the only thing i have a value, the balls and hat are worth zero to me.

SOLUTION:
No