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

Ex Input:
THEM: you take the books and i take the hats and the ball  YOU: never  THEM: then you should counter offer  YOU: you get one book and one hat  THEM: i have to have the ball and at least 1 hat  YOU: ok how about you take two books and one hat  THEM: i have to have the ball or no deal  YOU: no deal  THEM: no deal  YOU: ok then click no deal.

Ex Output:
No


Ex Input:
THEM: hi, i only need the hat  YOU: okay.

Ex Output:
Yes


Ex Input:
THEM: you take both hats, i take both books and a ball  YOU: no way, you can take the hats, i want the ball and books.  THEM: not a chance  YOU: well how about i take the ball and 2 hats and oyu take the books.  THEM: okay  YOU: deal, you take the books, i get the rest.

Ex Output:

Yes


