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

Example Input: THEM: hey what do you want?  YOU: you first  THEM: both books  YOU: i can give you 1 book and a hat  THEM: what about a book and ball?  YOU: both books then  THEM: i'll give you 2 balls for 2 books  YOU: i'll give you 2 books and i'll take the rest...  THEM: hmmm i'll give you the 2 balls and 1 hat  YOU: nope  THEM: ok whatever 2 books for everything.
Example Output: No

Example Input: THEM: i need both hats and one book  YOU: what if i take the ball and one hat?  THEM: i can do that  YOU: okay deal.
Example Output: Yes

Example Input: THEM: i would like the hats and the balls.  YOU: i want three hats or 2 hats and two balls  THEM: i can offer you a hat and two balls and the book.  YOU: ok deal.
Example Output:
Yes

