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 3 books and the ball.  YOU: i need the books  THEM: you can have 2 books but not all of them, ill take the rest  YOU: how about two books and the ball?  THEM: no, i need the ball and at least one book and the hat  YOU: ok two books for me and the hat  THEM: okay deal.

Output: Yes


Input: Consider Input: THEM: i'd like the hat and all balls  YOU: can i keep one ball  THEM: then i also need 2 books  YOU: sorry no deal  THEM: let's put it this way. i need the hat and either all balls or all books. you choose  YOU: deal  THEM: which?  YOU: take all balls and hat i keep all book  THEM: ok.

Output: Yes


Input: Consider Input: THEM: id like the books and one ball.... a ball and hat for you  YOU: how about i trade you two balls for a book, so i get a book and hat  THEM: annoyingly reasonable... 8 ^)... ill agree.


Output: Yes


