dialogue: THEM: i'd like one of each item . i can let you keep the other two books . <eos> YOU: i need the hat and ball , you can have all the books <eos> THEM: they're not very good books , so that won't work . i can let you have the hat and a book . <eos> YOU: books have no value for me on this side <eos> THEM: you can have the hat or the ball , your choice . i get the other and the books . <eos> YOU: that doesn not change the value of the books for me , . . . . they are still at zero <eos> THEM: yes , but they alone are worth so little to me . there is no way i can give you both hat and ball . <eos> YOU: take the ball and books <eos> THEM: <selection>
output: item0=0 item1=1 item2=0 item0=3 item1=0 item2=1