Represent the dialog for retrieving similar scenarios Speaker2: should i take the yellow bag?
Speaker1: no, it's too conspicuous
Speaker2: so which one?
Speaker3: black, of course
Speaker2: don't like it, but maybe you know better
Represent the dialog scenario for retrieval In Speaker3's opinion, Speaker2 should take the black bag. 
Represent the dialog scenario for retrieval Speaker2 locked the door.