dialogue: YOU: gimme book and hat <eos> THEM: i'll need the hat . you can have the book and one ball . <eos> YOU: gimme 2 balls with book <eos> THEM: you can have the book and two balls . i'll keep one ball and the hat . <eos> YOU: <selection>
output: item0=1 item1=0 item2=2 item0=0 item1=1 item2=1