Instructions: Given a negotiation between two participants, answer 'Yes' if both participants agree to the deal, otherwise answer 'No'.
Input: THEM: what do you want?  YOU: i want both books for sure, and ideally all the balls. what do you want?  THEM: how about i take all the balls and you get the rest?  YOU: can i have one of the balls and everything else?  THEM: no, i'd like all the balls  YOU: ok.
Output:
Yes