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

[EX Q]: THEM: may i have the hat a book and a ball? YOU: if i give up the hat, i need the remaining items. however if you're wiling to give me the hat and 1 of the other items, you can have the rest THEM: i'll give you the hat and one tof the basketballs YOU: deal.
[EX A]: Yes

[EX Q]: THEM: i'll take the ball and a book YOU: i will take both of your hats. THEM: sure YOU: great.
[EX A]: No

[EX Q]: THEM: id like the books and the hat... balls all day for you YOU: what if i take the balls and one book? THEM: cant do that unfortunately. i really need the books and the hat YOU: i've got to either have one book or the hat, with both balls. THEM: ok,,, i can take both hats leaving you the hat and balls YOU: what if i take both books and you get the rest? THEM: i misspoke before... i was agreeing with you on me getting both books and you the rest YOU: okay i'll take the balls and the hat.
[EX A]:
Yes