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

[EX 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!
[EX A]: Yes

[EX Q]: THEM: i would like one of each object.  YOU: no balls  THEM: so the book and one hat?  YOU: yes i think thats fair.
[EX A]: Yes

[EX Q]: THEM: i would 1 book and 2 hats.  YOU: need one hat with 2 balls  THEM: you can have the balls, but i can't give up the book.  YOU: balls and hats to me  THEM: deal.
[EX A]:
Yes

