Given a negotiation between two participants, answer 'Yes' if both participants agree to the deal, otherwise answer 'No'.
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Question: THEM: hi, can i have the balls and one book?  YOU: i need either the book or 1 ball, hats are only worth 1 for me  THEM: take the book, i`ll take 3 balls.

Answer: Yes


Question: THEM: hello, i would like the book and 2 of the remaining items, your preference  YOU: i also need the book  THEM: what's the book worth for you?  YOU: 6  THEM: okay, it's 5 for me, so i can let you have it, but i get the rest  YOU: sounds like a deal..

Answer: Yes


Question: THEM: i want the ball and hats.  YOU: i need the ball or i can not make a deal  THEM: i also desperately need the ball. i already did a favor before.  YOU: i'm sorry but, no deal.  THEM: how about i take the ball, you get everything else.  YOU: no deal.  THEM: now what?  YOU: we wait for the no deal button to appear once we make enough conversation back and forth  THEM: that sounds like a plan.  YOU: no deal.  THEM: no deal.

Answer:
No


