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

Ex Input:
THEM: i would like one of everything  YOU: i would like just the hat  THEM: the hat is something i need or we won't be able to make an agreement  YOU: hmmmm. same with me.  THEM: is there any way you can make this work without taking the hat?  YOU: hat is all i need  THEM: i'm going to get shafted here but i'd rather meet an agreement then not.

Ex Output:
Yes


Ex Input:
THEM: i would like two balls and two books  YOU: i can not give up both books. i can give you one book and two balls  THEM: that sounds fair  YOU: okay thank you!

Ex Output:
Yes


Ex Input:
THEM: i'll give you 1 ball and a hat  YOU: i need both of my balls, but i could get by with 1 hat  THEM: 1 ball and 1 hat is the best i can do  YOU: i can't do that. i need both balls  THEM: ok, i'll give you 2 balls  YOU: thanks you can everything else.

Ex Output:

Yes


