Given a negotiation between two participants, answer 'Yes' if both participants agree to the deal, otherwise answer 'No'.

THEM: i can give you two balls if that works.  YOU: can i have two balls and the book?  THEM: i really need the hat and book to make this work. how about i give you all three balls  YOU: i need the hate and book as well. i can take the book and one ball and you can have the hat and two balls.  THEM: the balls are useless to me. i need the hat and book or we can't make a deal  YOU: we don't have a deal then.  THEM: are you sure you can't take all three balls?  YOU: i'm sure. the balls are useless to me as well.  THEM: how about i give you the book and you give me everything else then.  YOU: ok, deal.
Yes