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

Example Input: THEM: i would like the ball and one hat please  YOU: i need the ball, but you can have both hats if i get the books  THEM: i need the ball also. you can have everything else, if i can have the ball  YOU: i need the ball and at least one book to be worthwhile  THEM: i have to have the ball, or i can't make a deal  YOU: then we're at an impasse  THEM: yes i guess so  YOU: no deal  THEM: no deal  YOU: no deal.
Example Output: No

Example Input: THEM: i'd like the books and balls, you can have the hats  YOU: ill take the hats but i need the balls as well  THEM: i need at least one ball and all the books. deal?  YOU: i can offer you the books and 1 hat  THEM: hats are worthless to me. i'll take books, you can have the rest  YOU: ok deal.
Example Output: Yes

Example Input: THEM: can i have your basketballs?  YOU: yes, and i get the rest  THEM: perfect!
Example Output:
Yes

