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

Example Input: THEM: hi. ill take the book and hat and you can have all the balls  YOU: could i have the hat and two balls?  THEM: no sorry. that's the best deal i can do.  YOU: welp guess we sit here, please let me know when you are willing to renegotiate.  THEM: i gave you the best deal i could offer  YOU: i'm sure have but alas it isn't a very good deal for me.  THEM: fine. we can do you deal.
Example Output: Yes

Example Input: THEM: can i have the book and a hat?  YOU: sure!
Example Output: Yes

Example Input: THEM: i need the ball and hat, you can have the rest  YOU: i need the ball  THEM: i can't part with the ball. i can give you books and hat  YOU: there wont be a deal without the ball  THEM: okay, no deal  YOU: are you sure? my grandma really needs the ball  THEM: i think your grandma would rather have books and a hat  YOU: no, she's a big lakers fan, shoots regularly  THEM: no deal for grandma, sorry  YOU: but maybe you reconsider?  THEM: i can't leave here without the ball.
Example Output:
No

