dialogue: YOU: i keep hats you get everything else <eos> THEM: hmm , i want the hats and books <eos> YOU: yea i need hats too or else its a wash <eos> THEM: ok , i take everything but the hats <eos> YOU: deal <eos> THEM: <selection>
output: item0=0 item1=2 item2=0 item0=4 item1=0 item2=1