dialogue: YOU: hi , i need the book and 2 hats <eos> THEM: i'll accept no less than 2 hats and the ball . <eos> YOU: ok , take 2 hats and the ball . <eos> THEM: deal . <eos> YOU: <selection>
output: item0=1 item1=1 item2=0 item0=0 item1=2 item2=1