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

Input: Consider Input: THEM: i need the book and one ball  YOU: i can give you the book, but i need both balls and one hat  THEM: that doesn't work for me, the hats are worthless but i need a ball  YOU: ok so you get one ball i get one ball, i will take both hats and the book  THEM: no, i mean i need at least one ball in addition to the book  YOU: that is a no deal for me, i need those hats if i take one ball, it is hot here i need shade  THEM: i said you can have the hats if i get the book and one ball  YOU: i need to read the book though! i must have book also  THEM: no deal  YOU: sadly no deal  THEM: no deal.

Output: No


Input: Consider Input: THEM: i'd like the ball and the hat.  YOU: give me ball u get rest or flip it  THEM: no thanks. i'd like the ball at least.  YOU: take ball i get rest.

Output: Yes


Input: Consider Input: THEM: hi  YOU: ill give you all three books  THEM: i wanna keep the hat as well. you can have the ball  YOU: deal  THEM: so i got the hat and the books?  YOU: yea deal.


Output: No


