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 balls and the hats YOU: you can have the balls or the hats, i can not do both THEM: how about the balls and 1 hat YOU: no i can not do that. its already going to be a stretch if i give you one or the other. THEM: i can take just the balls YOU: is the a deal then?
Example Output: Yes

Example Input: THEM: i'd like the books please. YOU: i would like the ball THEM: okay and what about the hats? do you want one hat and i take one hat? YOU: sure first time i'm doing one of these, sorry THEM: no worries and have a good night! YOU: you too.
Example Output: Yes

Example Input: THEM: i'll give you two balls for one hat YOU: you can have 2 balls if i can have 2 books and 1 hat THEM: no way. YOU: you can have 1 hat if i can have everything else THEM: i want one book and one hat and you get 1 book and all the balls YOU: no deal THEM: no deal YOU: no deal THEM: ok you can have 2 books and 1 hat YOU: okay deal THEM: deal.
Example Output:
No