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

Example Input: THEM: i want both books and the hat. YOU: you take the hat i take the books and the balls THEM: no way. i'll take the hat and one book. YOU: okay.
Example Output: Yes

Example Input: THEM: i would like a book, a hat, and a ball. YOU: i need hat and a ball THEM: i need the book and the hat. YOU: i need hat or no deal THEM: then we have no deal. YOU: ok THEM: then we have no deal. YOU: yes THEM: waiting for the no deal button. YOU: ture.
Example Output: No

Example Input: THEM: i would like the book and the hat. YOU: i'd like the book and a ball THEM: sorry, i need the book. YOU: same. i don't think i can make a deal without the book. you sure you can't take the hat and even all three balls? THEM: positive. i can take the book and give you the rest even. that's the only option i have. YOU: honestly that's the only option i have as well. no deal. THEM: no problem. no deal then. YOU: i think we have to wait a moment for it to let us select no deal THEM: i think if we send a certain amount of messages it'll pop up. no deal. YOU: agreed, no deal.
Example Output:
No