dialogue: THEM: i would like the balls and the hat . <eos> YOU: you can have the balls but i need the hat and the books <eos> THEM: i will need at least one book if i cannot have the hat . <eos> YOU: okay that is acceptable . you can have one book and the balls . <eos> THEM: <selection>
output: item0=1 item1=1 item2=0 item0=1 item1=0 item2=2