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

Q: THEM: gimme the hat and books  YOU: you can have the books. but i need the hat.  THEM: books and balls to me  YOU: you can have the books and 1 ball?  THEM: ok.

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

A: Yes
****
Q: THEM: hat and books  YOU: i need one of those things.  THEM: ok, 1 hat and one book for me  YOU: ok.

A:
Yes
****
