dialogue: THEM: i want some hats and a book <eos> YOU: i need the book . i can part with the hats if that works for you . i can take the book and two balls and you can have two hats and one ball . <eos> THEM: okay , sounds fair <eos> YOU: okay thank you@ <eos> THEM: <selection>
output: item0=1 item1=0 item2=2 item0=0 item1=2 item2=1