dialogue: YOU: i would like 2 books and the ball ? <eos> THEM: i would like to have both balls <eos> YOU: i need 1 ball and the 2 books <eos> THEM: i really can't give up the balls <eos> YOU: i just need 1 <eos> THEM: gotta have both <eos> YOU: ok you take both balls and i get the rest ? <eos> THEM: yes <eos> YOU: deal <eos> THEM: <selection>
output: item0=2 item1=1 item2=0 item0=0 item1=0 item2=2