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

Input: Consider Input: THEM: i would like the ball and books please  YOU: i have to have ball. 6 points for me. you can have everything else.  THEM: ball is 7 points for me sorry cant let it go  YOU: okay. let's just chat till we can no deal it.  THEM: no deal  YOU: nada.  THEM: no  YOU: ne  THEM: no  YOU: this is stupid.

Output: No


Input: Consider Input: THEM: if i can have the balls and the book you can have the hats  YOU: i can't do that, if i can have the book i'll let you have everything else  THEM: okay that works for me. thank you.

Output: Yes


Input: Consider Input: THEM: i want the balls and hat. you can have the books.  YOU: i have to have hat. it's 6 points for me.  THEM: i can let you have the hat, but only if i get everything else.


Output: No


