dialogue: THEM: i'd love to have the basketball and the book <eos> YOU: i want those things too <eos> THEM: i guess you could take the book <eos> YOU: along with one hat <eos> THEM: you want the book and one hat ? <eos> YOU: yes <eos> THEM: deal <eos> YOU: <selection>
output: item0=1 item1=1 item2=0 item0=0 item1=2 item2=1