dialogue: THEM: i'll take the ball and the hat <eos> YOU: you can have all the hats and i want the ball and book <eos> THEM: i need the ball at least <eos> YOU: you take the ball and i take the rest <eos> THEM: okay <eos> YOU: <selection>
output: item0=1 item1=3 item2=0 item0=0 item1=0 item2=1