Definition: Given a negotiation between two participants, answer 'Yes' if both participants agree to the deal, otherwise answer 'No'.
Input: THEM: hello! YOU: i need th book and all hats you take th rest THEM: i don't know how to bargain since we're not supposed to take the first offer... YOU: okay i will divide evenly you say yes 1 book and you tak 2 hats THEM: how about you take the book and 2 hats and i take 1 hat and the rest?
Output:
Yes