Part 1. Definition
Given a negotiation between two participants, answer 'Yes' if both participants agree to the deal, otherwise answer 'No'.
Part 2. Example
THEM: i need the hats and the ball  YOU: i can give you one hat and the ball. i want 2 books and 1 hat  THEM: i have to have both hats and the ball or both hats and a book to make a deal  YOU: sorry, i won`t make a deal without a hat  THEM: if you take 1 hat i have to have everything else  YOU: sorry can`t do  THEM: no deal  YOU: yesh no deal, sorry  THEM: no deal  YOU: no deal.
Answer: No
Explanation: Both participants do not agree to the deal, so the answer is No.
Part 3. Exercise
THEM: i would like the hat and the book and you can have all the balls.  YOU: i dont really care for the balls  THEM: i don't either, they have 0 value for me. i can't give up the hat though. willing to give up the book  YOU: i dont think we can make a deal then  THEM: no problem. no deal then.  YOU: blarg  THEM: agreed. no deal.  YOU: but maybe you just gi ve me everything. so my grandma doesnt starve  THEM: sorry grandma. no deal.  YOU: also my horse is starving.
Answer:
No