Q: Given a negotiation between two participants, answer 'Yes' if both participants agree to the deal, otherwise answer 'No'.
THEM: i would like both balls and the book.  YOU: i need both hats and the book  THEM: you can have the hats but i need the book.  YOU: give me both hats and balls  THEM: i can't give up the balls either.  YOU: give me hats and book  THEM: deal.
A:
Yes