Definition: Given a negotiation between two participants, answer 'Yes' if both participants agree to the deal, otherwise answer 'No'.
Input: THEM: i would like the books and the hat. YOU: i really like the hat. THEM: how about you take the hat and i get everything else? YOU: i would like at least 1 ball to go with my hat THEM: that is fine, i will give you the hat and one ball.
Output:
Yes