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

[Q]: THEM: i'd like 1 of each, please.  YOU: i'd like the ball and a hat, rest is yours.  THEM: deal.
[A]: Yes


[Q]: THEM: i want the ball and the hats and one book  YOU: so i get 2 books? no deal. you can have all the hats and 1 book, but i get the ball  THEM: i take everything but the ball if i dont get the ball  YOU: no, the ball isn't worth enough to me to have on its own  THEM: what is worthwhile to you?  YOU: ill take the ball and 1 book.
[A]: Yes


[Q]: THEM: i'll take the books and ball if that's ok?  YOU: hmmmmm can i get one book  THEM: how about you take the hats and the ball?  YOU: i need a book, only thing worth anything to me  THEM: oki, i'll take a book and a ball  YOU: ok deal.
[A]:
Yes


