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

Example Input: THEM: i'd like to grab that book, as well as a hat YOU: book and i keep the rest THEM: i'd like to have at least one other, i can also do book + ball YOU: ok one book and onehat for you.
Example Output: Yes

Example Input: THEM: i'd like the books and the hat. YOU: ill give you the books if you give me 1 ball THEM: ok i'll take the books and the hat? YOU: just the books THEM: you can have the balls.
Example Output: No

Example Input: THEM: i want one book and one hat and you can have the rest. YOU: i need 2 hats and 2 balls, you take the books THEM: deal.
Example Output:
Yes