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

[Q]: THEM: i need both hats and both balls  YOU: i'll take both books and one ball  THEM: okay.
[A]: Yes


[Q]: THEM: if i can have the hats and the book you can have the balls  YOU: i need book and two balls  THEM: that seems reasonable. deal.  YOU: could you talk longer, other wise they ll tell us please negotiate longer  THEM: sure.  YOU: ok last messgae, so i ll take one book and two balls  THEM: yes. thank you!
[A]: Yes


[Q]: THEM: i need the book and hat please  YOU: i need the book as well. can i have the book and two balls and you can take the hat and two balls?  THEM: no deal i'll just take the book you take the rest  YOU: okay that is fine.
[A]:
Yes


