dialogue: YOU: i'll take the hats . you can have the rest . <eos> THEM: i can give you one hat and one book <eos> YOU: would you be willing to let me have two hats and a book ? <eos> THEM: what about two books and a hat ? ? <eos> YOU: deal . <eos> THEM: <selection>
output: item0=2 item1=1 item2=0 item0=0 item1=2 item2=1