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 book and all the hats.  YOU: deal  THEM: that works for you?

Output: Yes


Input: Consider Input: THEM: no deal button not appearing  YOU: we haven't even started. i want the ball and both hats.  THEM: i must have the ball.  YOU: i can't give up the ball either.  THEM: no deal  YOU: agreed. no deal.  THEM: but the no deal button isn't available.  YOU: i think we just keep chatting and it'll eventually pop up.  THEM: unfortunate waste of time.  YOU: agreed. no deal.

Output: No


Input: Consider Input: THEM: i would like the 2 books please  YOU: the rest to me?  THEM: sure  YOU: i suppose that's as fair as we're going to get. deal.


Output: Yes


