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: if i can have the book and the hats you can have the balls  YOU: yeah i need the book and all balls and you keep the rest  THEM: i can not make a deal without the book  YOU: so you keep only book then  THEM: okay that's fine. deal.  YOU: book is ten for you?  THEM: no, it is 6.

SOLUTION: Yes

PROBLEM: THEM: i'd like the book and 1 hat.  YOU: i need the book. and 1 hat. you can have the rest.  THEM: balls are 0 to me. i can do the book and 1 hat or just both hats.  YOU: both hats is fine.

SOLUTION:
Yes

