dialogue: YOU: can i have the book and you keep the rest ? <eos> THEM: i'd like two balls , and a hat <eos> YOU: okay , i'll take the book and two hats . <eos> THEM: okay , deal <eos> YOU: <selection>
output: item0=1 item1=2 item2=0 item0=0 item1=1 item2=2