Definition: Given a negotiation between two participants, answer 'Yes' if both participants agree to the deal, otherwise answer 'No'.
Input: THEM: hello, u keep book and i ll take the rest  YOU: no i need the balls, 3 or 2 atleast  THEM: ok 2 balls for you and i get the rest  YOU: can i have the book with my 2 balls?  THEM: no can do sorry  YOU: can i have one hate?  THEM: no you cannot, sorry again  YOU: i will giv eyou the deal but i am not happy abou tit  THEM: ok so you take two balls correct  YOU: yes  THEM: tx.
Output:
Yes