Given a negotiation between two participants, answer 'Yes' if both participants agree to the deal, otherwise answer 'No'.

[EX Q]: THEM: can i have ball and 2 hats? YOU: yes to the ball and even a book, but i must take umbrage at relinquishing any of the hats THEM: book is 0 for me. how about ball and 1 hat? YOU: it is not ideal but a reasonable request and i will agree THEM: thanks.
[EX A]: Yes

[EX Q]: THEM: i would really like the basketball. YOU: i get 0 balls 1 hat and 2 books THEM: deal.
[EX A]: Yes

[EX Q]: THEM: i need one of each YOU: how about you can have the book only THEM: no, i need at least the book and one hat YOU: i need both hats. how about you take the book and one ball THEM: balls are worthless to me, i need a hat YOU: i can give you one hat and one book THEM: deal.
[EX A]:
Yes