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

THEM: i would like both balls.  YOU: could you get by with just one of them?  THEM: ok, i will take one ball and both books.  YOU: how about you take both balls and i take the rest.  THEM: deal.
Yes

THEM: you take the books and i get the hat and ball  YOU: i can not make that deal. i need the ball and two books  THEM: i can't make a deal without the ball  YOU: i can not either. no deal. i'm sorry.  THEM: no deal then  YOU: no deal.  THEM: no deal  YOU: no deal.  THEM: no deal  YOU: no deal.
No

THEM: i'll close with two hats!  YOU: deal.

Yes

