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

question:
THEM: i only need the book - the rest can be yours YOU: deal THEM: sounds good - thank you.
answer:
Yes

question:
THEM: what would you like YOU: one of each THEM: how bout all books for you YOU: all books and the ball or hat THEM: can't do that, YOU: then the ball and hat for me? THEM: never YOU: wow, tough cookie. i need the hat or the ball and the books THEM: all books for you and we call it even YOU: no chance THEM: no chance here as well.
answer:
No