Teacher:Given a negotiation between two participants, answer 'Yes' if both participants agree to the deal, otherwise answer 'No'.
Teacher: Now, understand the problem? Solve this instance: THEM: you can have the ball if i can have the books and the hat.  YOU: i need the ball and hat you can have all the books.  THEM: i'll take all the books, but i really need the hat. you can have the ball.  YOU: i lose the hat i need two of the books.  THEM: can't do. you can have the hat and ball.  YOU: i will take the hat and ball.
Student:
Yes