dialogue: YOU: i want one of everything <eos> THEM: how about you take 3 hats ? <eos> YOU: how about i take a ball and two hats <eos> THEM: no , i need the ball . <eos> YOU: i need the ball and one other item <eos> THEM: how about the ball and 1 hat ? <eos> YOU: deal <eos> THEM: <selection>
output: item0=0 item1=1 item2=1 item0=1 item1=3 item2=0