Given a negotiation between two participants, answer 'Yes' if both participants agree to the deal, otherwise answer 'No'.
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Question: THEM: i'd like the hat and all balls YOU: can i keep one ball THEM: then i also need 2 books YOU: sorry no deal THEM: let's put it this way. i need the hat and either all balls or all books. you choose YOU: deal THEM: which? YOU: take all balls and hat i keep all book THEM: ok.

Answer: Yes

Question: THEM: hi i would like the hats and books and you can have the balls YOU: books and balls for me THEM: sorry i need the hats and books YOU: books and one ball for me THEM: deal.

Answer: Yes

Question: THEM: can i get the book and two balls? YOU: no you cannot have the book and 2 balls you can have the book THEM: deal YOU: deal.

Answer:
Yes