Given a negotiation between two participants, answer 'Yes' if both participants agree to the deal, otherwise answer 'No'.
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Question: THEM: i can offer the ball YOU: i'd be content with a ball and a book THEM: i can offer the ball and a hat, i need the books YOU: okay.

Answer: Yes

Question: THEM: book and one hat for me YOU: you can have the book and 2 hats. THEM: deal YOU: great!

Answer: Yes

Question: THEM: i need the balls and 1 book YOU: would you accept just taking the balls? THEM: i really need the balls and 1 other item YOU: okay then you can take the balls and one book. i don't want you to get shafted. THEM: thanks.

Answer:
Yes