instruction:
Given a negotiation between two participants, answer 'Yes' if both participants agree to the deal, otherwise answer 'No'.
question:
THEM: i'll take 2 hats and the ball if that's ok?  YOU: ill take books and ball  THEM: i need the ball  YOU: you get ball, i take rest  THEM: you take the books and ball, i'll take the hats.
answer:
Yes


question:
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.
answer:
Yes


question:
THEM: i'll take the books and a ball if that's cool  YOU: i would like two books and a hat  THEM: i'll take both balls and a book  YOU: okay, i'll take two books and two hats.
answer:

No


