instruction:
Given a negotiation between two participants, answer 'Yes' if both participants agree to the deal, otherwise answer 'No'.
question:
THEM: i would like the ball and the book.  YOU: i'd be happy with just the book  THEM: that's all you want?
answer:
Yes


question:
THEM: can i have one book and one ball?  YOU: you can have both books if i can have the ball and hats  THEM: ok deal.
answer:
No


question:
THEM: hi, can i have all the balls?  YOU: what about i give you 3 balls and you give me 2 books  THEM: i`ll give you 2 books and one ball. i`ll take 3 balls and one hat  YOU: i will give you 4 balls for 2 books  THEM: ok, and the hat. i`ll get 4 balls and the hat  YOU: no hat  THEM: ok, i`ll take 4 balls and you get one hat and 2 books  YOU: deal, you get four balls and i get 2 books and one hat.
answer:

Yes


