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

Example Input: THEM: i want the book and 2 of the hats.  YOU: i want the ball and 2 of the hats. i can offer you 1 hat and the book.  THEM: ok, deal.
Example Output: Yes

Example Input: THEM: you can have the hat and balls if i can have the 3 books  YOU: deal.
Example Output: Yes

Example Input: THEM: i would like the books and the hat.  YOU: i need the hat  THEM: so i have all all the books and you take the rest?  YOU: deal.
Example Output:
Yes

