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

Ex Input:
THEM: i want the ball and books. YOU: i want the ball and a book and the hats THEM: give me the ball and one book. you can have the rest. YOU: either the ball and a book, or the ball and both hats. final offer THEM: the hat has no points for me. YOU: i'll take both books and the hats? THEM: yes!

Ex Output:
Yes

Ex Input:
THEM: i'd like the ball, i wouldn't mind the books as well - are the hats of value to you? YOU: i only want hats. you can have everything else. THEM: deal.

Ex Output:
Yes

Ex Input:
THEM: ill take the ball a hat and a book YOU: you can take both books and the ball if you give me both hats THEM: ok i get the ball and 2 books? YOU: yes THEM: ok deal.

Ex Output:
Yes