dialogue: THEM: the book and two hats for me <eos> YOU: i need the hats . . . . the book and ball are yours <eos> THEM: deal <eos> YOU: deal <eos> THEM: you take the hats <eos> YOU: <selection>
output: item0=0 item1=3 item2=0 item0=1 item1=0 item2=1