dialogue: THEM: i would like the hat and two balls <eos> YOU: i can part with the hat , but not 2 balls . i'll need at least two of them to make a deal . <eos> THEM: okay , i'll take the hat , one ball and one book ? <eos> YOU: i'll take two balls and the book . <eos> THEM: <selection>
output: item0=1 item1=0 item2=2 item0=0 item1=1 item2=1