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