Definition: Given a negotiation between two participants, answer 'Yes' if both participants agree to the deal, otherwise answer 'No'.
Input: THEM: i need book and three booksw YOU: i'll take the hat and balls you can have all the books THEM: no i need the hat and three books, whati meant to say YOU: i need the hat as well THEM: so lets go to no deal then YOU: ok THEM: no deal YOU: no deal THEM: no deal YOU: no d 3 eal.
Output:
No