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

Example Input: THEM: can i have the two hats and the books?  YOU: i need books and balls  THEM: ok i will take the hats and you can have the rest  YOU: deal.
Example Output: No

Example Input: THEM: i will take the hat and the ball you can have all the books.  YOU: now see, i promised my dying son i'd play one last game of basketball with him. i need that ball.  THEM: alright, alright - you take the books and the ball. i will ride off on my horse with that hat.  YOU: thanks. its a deal.
Example Output: Yes

Example Input: THEM: i would like the hat and you can have the rest.  YOU: i need the hat and the ball  THEM: i have got to have the hat or i can't make a deal.  YOU: ok, i will go with 3 books and the ball  THEM: ok deal.
Example Output:
Yes

