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

[EX Q]: THEM: can i get the ball and one hat?  YOU: sure.
[EX A]: Yes

[EX Q]: THEM: i will give you a book and 2 hats.  YOU: sorry that won't work. how about i get the ball and one book  THEM: you want 1 ball and 1 book. that works for me.
[EX A]: Yes

[EX Q]: THEM: i need the book and the balls, you can have the hats  YOU: negatron megatron i only need those balls  THEM: you take the balls and i will take the rest  YOU: that works for me.
[EX A]:
Yes

