Definition: Given a negotiation between two participants, answer 'Yes' if both participants agree to the deal, otherwise answer 'No'.
Input: THEM: i want the book. we can split the rest YOU: the hats have no value to me. how about you take all the hats, i keep book and the ball. THEM: the book is what i am really wanting YOU: nothing else has value to me, besides the book and the ball is of very low value. i cannot give up the book. THEM: i cannot either YOU: hats have no value to you? THEM: very little YOU: there's 4. hats have no value to me. without the book, there's no way i can make a deal. THEM: me either YOU: you just stated hats have "very little" value, which means that they have value. again, we can go back and forth or we can come to a compromise of sorts.
Output:
No