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

Input: Consider Input: THEM: i'd like one ball and one hat YOU: deal.

Output: Yes

Input: Consider Input: THEM: i can give you both balls YOU: eh, how about i give you two books and a hat in exchange for two balls THEM: no i want the hat and the books YOU: ok deal THEM: okay you take the 2 balls then i get the hat and the 3 books.

Output: Yes

Input: Consider Input: THEM: give me the ball and one book and rest is all yours YOU: deal.
Output: Yes