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

Input: Consider Input: THEM: i would like the cowboy hats and books, please.  YOU: i have to have book. you can have the rest.  THEM: sounds good.

Output: No


Input: Consider Input: THEM: u would like the hat and the book please  YOU: i also would like the book  THEM: okay, i will take the hat and ball and you could keep the book?  YOU: can i get 1 book and 1 ball, you can have 1 hat and 2 balls?  THEM: sure  YOU: thanks! deal!  THEM: deal!

Output: Yes


Input: Consider Input: THEM: i need the balls and at least one book  YOU: one ball and one book  THEM: nope i need both balls  YOU: ok two balls only  THEM: that is fine.


Output: No


