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

Ex Input:
THEM: hi i would like the hat and balls and you can have the books YOU: ok.

Ex Output:
No

Ex Input:
THEM: i need the ball and three books YOU: if you take the ball. i need the hats and at least 2 books THEM: i can do that, you get hats and 2 books, i get ball and 2 books YOU: deal.

Ex Output:
Yes

Ex Input:
THEM: i'd like all the balls and the book YOU: i can give you all the balls if i can have the book and hat THEM: ok. i'll take the three balls. you can have the hat and the book. YOU: cool beans. deal.

Ex Output:
Yes