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: ill giv eyou the hats YOU: hats are 0. i'd like books. you can have the rest. THEM: no deal you can have the hats YOU: i can do two books and and 1 ball. THEM: no deal you can have hats YOU: seriously? if you don't even try i'm going to leave a comment after we no deal. THEM: are you mad?
Example Output: No

Example Input: THEM: i would like the ball and the hat. YOU: fine! take 'em for all i care. THEM: thanks honey.
Example Output:
Yes