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

[EX Q]: THEM: book and one hat for me  YOU: you can have the book and 2 hats.  THEM: deal  YOU: great!
[EX A]: Yes

[EX Q]: THEM: what would you like  YOU: the ball and one hat  THEM: fine.
[EX A]: Yes

[EX Q]: THEM: hi, can i have one book and one ball?  YOU: you can have all of the balls if i can have the book and hat.  THEM: ok.
[EX A]:
Yes

