TASK DEFINITION: Given a negotiation between two participants, answer 'Yes' if both participants agree to the deal, otherwise answer 'No'.
PROBLEM: THEM: hello. i would like all the balls  YOU: can i have the book and maybe 1 ball?  THEM: okay i'll take three balls and the hats  YOU: great.

SOLUTION: Yes

PROBLEM: THEM: i would like 2 books, you can have the rest  YOU: ok deal.

SOLUTION: Yes

PROBLEM: THEM: any chance youre willing to take only the hat  YOU: no, but i will let you take all of the balls if you let me take the hat and the book.  THEM: no deal  YOU: ok, then all of the balls and the hat? you keep the book?  THEM: no deal i want 2 balls and the book  YOU: not happening. i already gave up nearly all my points on my concession. i'll take just the book and you can have everything else?  THEM: not happening  YOU: well, i've compromised everything possible. the only thing i have not accepted was two points. i can't do much else for you. so no deal.  THEM: yup no deal youre willing to lose 2 points i would lose 6 so no deal.

SOLUTION:
No

