dialogue: YOU: hi , i need one of each <eos> THEM: can't do that . i am willing to give up two hats and a ball . but i need the book and at least one hat . <eos> YOU: how about i`ll tkae the book and the ball . and you can have 3 hats <eos> THEM: i cannot give the book up . it's not something i can do . i need the book and at least one hat . and even then i'd be taking a bit of a loss . <eos> YOU: ok , i`ll take the ball and 2 hats . you can have the book and the hat <eos> THEM: agreed , thank you <eos> YOU: <selection>
output: item0=0 item1=2 item2=1 item0=1 item1=1 item2=0