dialogue: THEM: i want the balls and two books <eos> YOU: oooo . can't do that . i can do two books and we can split the balls . <eos> THEM: how about i get two balls and you take everything else ? <eos> YOU: ok . deal <eos> THEM: <selection>
output: item0=3 item1=1 item2=0 item0=0 item1=0 item2=2