Definition: Given a negotiation between two participants, answer 'Yes' if both participants agree to the deal, otherwise answer 'No'.
Input: THEM: hi i would like the hat and ball and you can have the books  YOU: the books aren't worth anything to me, i would like at least the hat  THEM: im sorry i cant let go of the hat. i can give you the ball if youd like  YOU: that's not worth much to me, the hat is the highest value for me. i'm guessing it is for you too  THEM: it is. i guess we wont be able to reach a deal  YOU: i guess not  THEM: ok, no deal  YOU: looks like it  THEM: yep.  YOU: just waiting for the button to be available.
Output:
No