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 books you can have the rest YOU: deal THEM: great! thank you!
Example Output: Yes

Example Input: THEM: book and balls to me YOU: i can't do that. i can give you one of the balls, and both hats if that's acceptable. THEM: one book and one ball to me, you have rest YOU: ok, that's fair enough to me. deal.
Example Output: Yes

Example Input: THEM: if i can have the ball and the hats you can have the book YOU: i want the hats mostly THEM: you can have two hats if i can have the rest YOU: can i have a book and two hats? THEM: yes, that is reasonable.
Example Output:
Yes