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

Input: Consider Input: THEM: i want the ball and two books  YOU: would you accept taking all the books instead?  THEM: hmm, really wan that ball  YOU: ok, would you give me the ball and take everything else? don't think i can do anything else.  THEM: yes.

Output: Yes


Input: Consider Input: THEM: give me the book and ahts  YOU: no deal  THEM: gimme book and balls  YOU: sounds good, i will take the hats.

Output: Yes


Input: Consider Input: THEM: i'll take the hat and 2 of the balls. you can have the book and 2 balls.  YOU: could you trade the hat for some balls?  THEM: no, i must have the hat.  YOU: ok, well i can go with your original offter. the book and 2 balls.  THEM: sounds good.


Output: Yes


