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

THEM: gimme balls YOU: you can have all the balls if i get the hat and the book.
Yes

THEM: id like to read those books with a hat on YOU: i need both hats THEM: then may i have the books and 1 ball? YOU: sounds good i'll take the hats and a ball you can have the rest.
Yes

THEM: what if get the ball and two books? YOU: how about i get the ball and the hat? THEM: what if i get the hat and the books? YOU: how about the hat and two books? THEM: what if i take all of the books and you get the rest? YOU: that's a deal. THEM: deal.
Yes