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

Ex Input:
THEM: i would like both books and the hat YOU: okay THEM: ok deal.

Ex Output:
Yes

Ex Input:
THEM: i will take the hat and the ball you can have all the books. YOU: now see, i promised my dying son i'd play one last game of basketball with him. i need that ball. THEM: alright, alright - you take the books and the ball. i will ride off on my horse with that hat. YOU: thanks. its a deal.

Ex Output:
Yes

Ex Input:
THEM: i would like the two hats YOU: okay. you can have two hats, one ball, and one book. that would be an equal points split for us.

Ex Output:
Yes