Definition: Given a negotiation between two participants, answer 'Yes' if both participants agree to the deal, otherwise answer 'No'.
Input: THEM: if i can have the hat and the ball you can have the books YOU: no can do, i need hat and three books THEM: i need the hat you can have the books and the ball YOU: no deal THEM: then no deal, i can not make a deal without the hat YOU: neither can i THEM: okay no deal. sorry. YOU: sorry THEM: no deal. YOU: you have to click on no deal.
Output:
No