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

Example Input: THEM: i want the hats and a book  YOU: you can have the hats. but i have to have the book.
Example Output: Yes

Example Input: THEM: i can offer you the hats  YOU: i can take the ball and 2 hats or the ball and 2 books.  THEM: no i can only offer you the 3 hats or this wont work for me and we say no deal until the button comes up  YOU: fine.  THEM: fine what????  YOU: no deal. three hats only gives me three points. i can't do it.  THEM: fine i can offer you 2 hats  YOU: i can also take the ball and you get everything else.  THEM: now i can offer you no hats  YOU: i can also offer you the ball and i take everything else. 5 points isn't horrendous for me.  THEM: i can offer you one book and 3 hats last offer  YOU: no deal.
Example Output: No

Example Input: THEM: hi, can i have the ball and 2 hats?  YOU: ball has to be mine  THEM: i won`t deal without the ball  YOU: same  THEM: then we won`t be dealing today sorry  YOU: then no deal, keep the chat rolling  THEM: no deal  YOU: no deal  THEM: no deal  YOU: no deal.
Example Output:
No

