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

Ex Input:
THEM: hey, can i have everything?  YOU: no i want 1 hat and 1 balls  THEM: how about 4 balls and i get the hats and books  YOU: what about i keep 1 hat and 1 book you can keep everything else  THEM: no, lets go back to that 1 hat and 1 ball thing then if that's the case  YOU: okay deal i will keep 1 hat and 1 ball and you keep the rest  THEM: cool.

Ex Output:
No


Ex Input:
THEM: i'd like three hats and the book.  YOU: i can do three hats but i need reast  THEM: hmm. that doesn't work for me. i'll take a basketball and two hats instead.  YOU: deal.

Ex Output:
Yes


Ex Input:
THEM: you can have the hat.  YOU: i need ball and two books  THEM: i need the ball too.  YOU: yeah so we re going to a nodeal  THEM: ok, i will take the books. you get the rest.  YOU: deal.

Ex Output:

Yes


