TASK DEFINITION: Given a negotiation between two participants, answer 'Yes' if both participants agree to the deal, otherwise answer 'No'.
PROBLEM: THEM: id like to read those books with a hat on YOU: i need both hats THEM: then may i have the books and 1 ball? YOU: sounds good i'll take the hats and a ball you can have the rest.

SOLUTION: Yes

PROBLEM: THEM: i'd like the books. YOU: deal.

SOLUTION: Yes

PROBLEM: THEM: i'll take the books and hat if you want the balls YOU: i need the hat and 1 book and you can have the rest THEM: i cant make that work mathmatecally...... i could do the hat and 3 balls YOU: the balls have no value THEM: thats what i was saying i will take the balls and a hat YOU: i have to have the hat THEM: i would have to take everything else if you wanted the hat YOU: how about i take the books and 1 ball.

SOLUTION:
Yes