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

Input: Consider Input: THEM: hello! i will give you a hat and two balls! YOU: no thank you. THEM: how about four balls? YOU: you will give me 4 balls? THEM: sure! YOU: sounds good.

Output: Yes

Input: Consider Input: THEM: if i can have the hat and the balls you can have the book YOU: no deal THEM: i need at least the hat and two balls or i can not make a deal YOU: no deal THEM: okay. no deal. YOU: no deal THEM: no deal. YOU: no deal THEM: no deal. YOU: no deal.

Output: No

Input: Consider Input: THEM: i would like the ball and the books. YOU: i'd go for 2 hats and a book THEM: i agree.
Output: Yes