dialogue: THEM: give me ball and one hat <eos> YOU: i can give all three hats if i can have the ball and book <eos> THEM: i need ball , or no deal can be made <eos> YOU: ok , the ball for you and the rest for me ? <eos> THEM: yes <eos> YOU: deal <eos> THEM: <selection>
output: item0=1 item1=3 item2=0 item0=0 item1=0 item2=1