TASK DEFINITION: Given a negotiation between two participants, answer 'Yes' if both participants agree to the deal, otherwise answer 'No'.
PROBLEM: THEM: if i can have the ball you can have the rest.  YOU: sure, that's fine.

SOLUTION: Yes

PROBLEM: THEM: what do you want?  YOU: ideal would be the ball and two hats.  THEM: i'd need the book at 3 hats to be at 6. that's the best i can do.  YOU: deal, i'll take the ball and one hat.

SOLUTION: Yes

PROBLEM: THEM: ill take the ball both books and two hats?  YOU: no, i would like the ball and you can have all the rest.  THEM: okay that will work you get the ball i get the rest.

SOLUTION:
Yes

