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

Example Input: THEM: you take the books and i get the hat and ball  YOU: i can not make that deal. i need the ball and two books  THEM: i can't make a deal without the ball  YOU: i can not either. no deal. i'm sorry.  THEM: no deal then  YOU: no deal.  THEM: no deal  YOU: no deal.  THEM: no deal  YOU: no deal.
Example Output: No

Example Input: THEM: i'd like the ball and 1 book.  YOU: how about you just get 1 ball?  THEM: i'd really like 1 book and the ball, please.  YOU: ok you can have 1 ball and 1 book.  THEM: thank you.
Example Output: Yes

Example Input: THEM: hi there, i'd like the hat and the book. you can have the balls.  YOU: i need the hat, and a ball and the book.  THEM: i can't give you all of that. i need the hat at the very least.  YOU: i absolutely need the hat.  THEM: it looks like we will not be able to reach a deal then. i also need the hat.  YOU: that's not good.  THEM: there is nothing else we can do. the "no deal was agreed" button is time activated.  YOU: should we keep typing?  THEM: it couldn't hurt.  YOU: this is silly.
Example Output:
No

