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

Ex Input:
THEM: i'd like the book and the hat. YOU: if i can have the book and the balls you can have the hat THEM: i have absolutely have to have atleast the book or i can't make a deal. YOU: you can have the book if i can have the rest THEM: deal. YOU: great! thank you!

Ex Output:
Yes

Ex 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.

Ex Output:
No

Ex Input:
THEM: i just want the ball YOU: i need the ball and the book THEM: i need the ball, sorry, you can have the rest YOU: rest are worthless to me, i need the ball and the book you can have the hats THEM: okay, i'll take the hats, the rest to you YOU: deal.

Ex Output:
Yes