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

THEM: hey what do you want? YOU: you first THEM: both books YOU: i can give you 1 book and a hat THEM: what about a book and ball? YOU: both books then THEM: i'll give you 2 balls for 2 books YOU: i'll give you 2 books and i'll take the rest... THEM: hmmm i'll give you the 2 balls and 1 hat YOU: nope THEM: ok whatever 2 books for everything.
No

THEM: ill giv eyou the hats YOU: hats are 0. i'd like books. you can have the rest. THEM: no deal you can have the hats YOU: i can do two books and and 1 ball. THEM: no deal you can have hats YOU: seriously? if you don't even try i'm going to leave a comment after we no deal. THEM: are you mad?
No

THEM: i'd like both balls and a book or two. does the hat hold any value to you? YOU: i'd like the hat and the 3 books THEM: any chance you'll take the hat and two books and leave me one book and two balls? YOU: i'll take the hat & a book. you can have 2 books & all the balls. deal? THEM: deal YOU: thanks!
Yes