dialogue: THEM: i would like both books <eos> YOU: i just need one book and one ball . <eos> THEM: i really would like to keep both books and a hat <eos> YOU: ok . happy st . patrick's day . <eos> THEM: thanks ! deal <eos> YOU: <selection>
output: item0=0 item1=0 item2=2 item0=2 item1=1 item2=0