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

Example Input: THEM: i want the balls. i can offer you the rest.  YOU: can i have 1 ball and give you a book for it?  THEM: 2 balls and a book to me? if so that works for me.
Example Output: Yes

Example Input: THEM: i want the ball and a hat. i'm a cowboy who has big dreams of entering the nba.  YOU: i get the book and 2 hats then, that works for me  THEM: yes you get the book and 2 hats. dallas here i come.
Example Output: Yes

Example Input: THEM: hello, may i have the ball, 1 book, and 1 hat?  YOU: i need the ball and book  THEM: then can i have 2 hats and 1 book and you can have the ball and 1 book?  YOU: yes  THEM: okay, it is a deal.
Example Output:
Yes

