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

Example Input: THEM: gimme ballz  YOU: you can have balls if i can have the rest  THEM: gimme a book with the ball  YOU: no. you can only have ball if i can have all books and all hats.  THEM: bad deal for me then... why so mean?  YOU: bad deal for me, they didn't give me a lot to work with.  THEM: one of each for me, 2 books for u  YOU: no deal.  THEM: oh noes. gimme ball and a book  YOU: 1 ball for you. 3 books and 1 hat for me.  THEM: gimme ball and book  YOU: no deal.  THEM: i found a stale french fry.... i'll throw that in the pot. you good with that?
Example Output: No

Example Input: THEM: how about you get two books  YOU: i really need the ball... how about i get the ball and one book?  THEM: how about you get two books and one hat  YOU: need the ball... no deals without the ball  THEM: no deal  YOU: so be it  THEM: one hat and two books for you  YOU: as said, no ball for me no deal  THEM: no deal  YOU: ok, no deal.
Example Output: No

Example Input: THEM: i would like the book and the hat and you can have the rest.  YOU: ok deal.
Example Output:
No

