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

Example Input: THEM: if i can have the hat and the balls you can have the book YOU: no deal THEM: i need at least the hat and two balls or i can not make a deal YOU: no deal THEM: okay. no deal. YOU: no deal THEM: no deal. YOU: no deal THEM: no deal. YOU: no deal.
Example Output: No

Example Input: THEM: i would like the book and hat and one ball if i could also YOU: i need book, you take rest THEM: the book is non negotiable i have to have the book YOU: looks like a no deal THEM: no deal if you will not budge on the book, : ( YOU: waiting for button THEM: same here YOU: so, how bout that weather THEM: snow storm! maybe sunny where you are and you need the hat?? : ) YOU: keep the sun outta my eyes.
Example Output: No

Example Input: THEM: what would you like YOU: both books, you take rest THEM: no can do YOU: no deal? THEM: no deal YOU: ok THEM: ok YOU: yep THEM: yes YOU: ok.
Example Output:
No