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 books and ball.  YOU: i need both books to make a deal  THEM: i can't give up the books. do you want anything else?  YOU: nothing else has any value to me  THEM: interested in splitting the books?  YOU: can't finish with 5 points : (  THEM: less than that for me.  YOU: so no deal  THEM: you sure we can't work something out?  YOU: no, the math just doesn't work  THEM: ok. sorry.
Example Output: No

Example Input: THEM: i just want the hat and you can have the rest.  YOU: ok deal  THEM: thanks!
Example Output: Yes

Example Input: THEM: yo yo yo. i would like 3 hats and 1 book good sir.  YOU: i would like the book and the ball, all hats to you brah.  THEM: hmm i do like hats, but i dunno mane.  YOU: i'll throw in a valentine  THEM: alright i guess that'll do. it better not be those awful candy hearts though. hats away.
Example Output:
Yes

