TASK DEFINITION: Given a negotiation between two participants, answer 'Yes' if both participants agree to the deal, otherwise answer 'No'.
PROBLEM: THEM: hello, ranger. what would you like in order to help defend angel grove from rita?  YOU: i need the book and ball  THEM: ranger. i'm sorry. i can't do this deal. it seems you are working on more than one hit at a time and that slows this down.

SOLUTION: No

PROBLEM: THEM: you get all the books  YOU: ok deal i will take all 3 books and you can have the rest  THEM: deal.

SOLUTION: Yes

PROBLEM: THEM: well hello there. i'd quite like the two balls and a book.  YOU: i'll give you the balls if i can have the rest.  THEM: seems like a good deal. very well.

SOLUTION:
Yes

