Definition: Given a negotiation between two participants, answer 'Yes' if both participants agree to the deal, otherwise answer 'No'.
Input: THEM: ill give you 1 hat  YOU: i need the balls you can have the hats and the book if that works for you  THEM: it does not i need the balla and the book  YOU: i need those as well. do you have another offer?  THEM: no we need the same thing no deal until no deal button comes on  YOU: no deal.  THEM: sorry no deal for you  YOU: no deal  THEM: no deal  YOU: no deal.
Output:
No