dialogue: THEM: i would like the books and the hats . <eos> YOU: i ll take the balls but i need one book <eos> THEM: deal . <eos> YOU: ok is this your final <eos> THEM: yes . <eos> YOU: <selection>
output: item0=1 item1=0 item2=3 item0=1 item1=2 item2=0