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

Ex Input:
THEM: gimme balls  YOU: you can have all the balls if i get the hat and the book.

Ex Output:
Yes


Ex Input:
THEM: i need both balls you can have the rest  YOU: sounds good to me. deal.  THEM: great.

Ex Output:
Yes


Ex Input:
THEM: if i can have the ball and two hats you can have the rest  YOU: ok, i get the book and one hat.  THEM: yes, will that work for you?

Ex Output:

Yes


