dialogue: THEM: i want one of everything <eos> YOU: no deal . i want the hat and two book . you can have all the balls <eos> THEM: i want the hat and one other item <eos> YOU: you can have the hat and one ball <eos> THEM: okay <eos> YOU: <selection>
output: item0=2 item1=0 item2=2 item0=0 item1=1 item2=1