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

[Q]: THEM: hi, i want the book and the hat  YOU: fine.
[A]: Yes


[Q]: THEM: i want the hat the rest you can have  YOU: no way, i want the hat and 1 ball, you can have the rest.  THEM: cant do that i need the hat rest is yours  YOU: fine, i will agree to 4 balls and a book. agreed?  THEM: yes.
[A]: Yes


[Q]: THEM: hey, i want a hat and a book  YOU: hi! i can give a hat, but i really need the single book, but will give the ball.  THEM: i need the book. everything is yours except the book?  YOU: i will concede the book only then.
[A]:
Yes


