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

[EX Q]: THEM: i will keep the book. you can have the rest.  YOU: deal.
[EX A]: Yes

[EX Q]: THEM: i would like 2 books and 2 balls  YOU: i could not give up both books  THEM: how about one book and 3 balls  YOU: i would need the hat, one book, and one ball  THEM: deal.
[EX A]: Yes

[EX Q]: THEM: books are what i need can you handle the hat and two balls?  YOU: yes!
[EX A]:
Yes

