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

Example Input: THEM: hey there! how do you feel about letting me take the book and the balls in exchange for the hats to you?  YOU: i don't really want to give up the book  THEM: unfortunately that's the only thing of value i have. so i can't really part with it.  YOU: so there is absolutley nothing else of value other than the book???  THEM: the balls have minimal value ; i'd be willing to give you 2 balls, 2 hats for 1 book, 1 ball?  YOU: i will take the 2 hats and 2 balls thanks.
Example Output: Yes

Example Input: THEM: hi, can i have the book and 2 balls?  YOU: you can have the book and 1 ball  THEM: ok deal.
Example Output: Yes

Example Input: THEM: i want the hats and book  YOU: you can get all balls  THEM: i want the hats though  YOU: onehat  THEM: both hats and you take everything else  YOU: one hat.
Example Output:
Yes

