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

[EX Q]: THEM: i can give you both balls  YOU: eh, how about i give you two books and a hat in exchange for two balls  THEM: no i want the hat and the books  YOU: ok deal  THEM: okay you take the 2 balls then i get the hat and the 3 books.
[EX A]: Yes

[EX Q]: THEM: how about you get the book  YOU: i want the book and both hats  THEM: one hat  YOU: ok, if i can get one ball too  THEM: never  YOU: you can have both balls if i can have everything else  THEM: deal.
[EX A]: Yes

[EX Q]: THEM: hi, can i have 2 balls? you can have 3 books and 2 hats  YOU: ya, sounds good to me.
[EX A]:
Yes

