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

Input: Consider Input: THEM: you can have all the books and hats if i can have 2 balls. YOU: deal THEM: awesome.

Output: Yes

Input: Consider Input: THEM: hi, i'm sending you 1 of each. what are you offering? YOU: what does 1 of each mean? THEM: 1 book, 1 hat and 1 ball YOU: deal.

Output: No

Input: Consider Input: THEM: i'd love to have the hat and book please YOU: can i get the hat and two balls - the book and a ball would be yours THEM: i really need that hat. i can go the other way, the hat and a ball YOU: nah, i can live with the first offer - a balls for me, the hat and book for you THEM: ok deal YOU: deal.
Output: Yes