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

[EX Q]: THEM: i want the ball a hat and two books YOU: no deal THEM: ball and two books? YOU: deal.
[EX A]: Yes

[EX Q]: THEM: hello, i would like the book and 2 of the remaining items, your preference YOU: i also need the book THEM: what's the book worth for you? YOU: 6 THEM: okay, it's 5 for me, so i can let you have it, but i get the rest YOU: sounds like a deal..
[EX A]: Yes

[EX Q]: THEM: i would like the hats and ball. YOU: you can have the ball if i can have both hats THEM: i need the hats. YOU: you can have the ball and both books if i can have the hats THEM: i don't want the books. you can have the books and ball if i get the hats. YOU: you can have 1 hat and the ball if i get both books and 1 hat THEM: deal.
[EX A]:
Yes