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

Ex Input:
THEM: i really need to catch up on my reading. could i have the book and a couple of balls please YOU: i can give you all of the balls if i can have the hat and the book THEM: i can't give up my book YOU: okay then can i have the hat and all of the balls? THEM: what if i keep the book and 1 ball YOU: okay that works. thank you!

Ex Output:
Yes

Ex Input:
THEM: i'd like the ball and 1 book. YOU: how about you just get 1 ball? THEM: i'd really like 1 book and the ball, please. YOU: ok you can have 1 ball and 1 book. THEM: thank you.

Ex Output:
Yes

Ex Input:
THEM: how about you tell me what you want and let's see what we can do YOU: i'd like the book and the balls. THEM: i can't give you the book and in addition i would like one hat YOU: that would leave me with 3. i don't want to get rejected. can you let me have the rest if you get the book? THEM: you won't get rejected unless you have been making consistently crappy deals, but i will make that deal for you. i will take the book and give you the hats and balls YOU: thanks.

Ex Output:
Yes