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

Example Input: THEM: if i can have the hat and the balls you can have the book  YOU: no deal  THEM: i need at least the hat and two balls or i can not make a deal  YOU: no deal  THEM: okay. no deal.  YOU: no deal  THEM: no deal.  YOU: no deal  THEM: no deal.  YOU: no deal.
Example Output: No

Example Input: THEM: hi there, i'd take 1 book and 2 hats, and you could have the rest.  YOU: you can have all hats. they're 0 to me. i'll just take the ball and 1 book.  THEM: cool, that works.
Example Output: Yes

Example Input: THEM: i'd like to have the two hats and book  YOU: how about you can have the two hats and one ball, i keep the books and 1 ball... right down the middle.  THEM: not much for sports, balls don't do much for me.  YOU: well, they do not help me at all, so i'd prefer we meet down the middle somehow. do you propose anything different?  THEM: alright, i'll take two hats and the two balls if they don't do a thing for you.  YOU: and we're still going to roll with an uneven split. in that case, i'll take the books and a hat, then?  THEM: yes sir.
Example Output:
Yes

