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

Example Input: THEM: ok, i'm looking for some hats, in exchange for some basketballs  YOU: i can give you two basketballs. i'll get the hat.  THEM: let, do the opposite. i give you two basketballs in exchange of one hat  YOU: i really need the hat  THEM: but me too!  YOU: ok. i'll get the basketballs. it's a deal.
Example Output: No

Example Input: THEM: book and 2 balls to me  YOU: deal.
Example Output: Yes

Example Input: THEM: give me the ball and ill give you my books  YOU: no deal i will take the basketball you can have the rest  THEM: fine  YOU: deal... thank you.
Example Output:
Yes

