Translation Bridge: Invite original wording, translation notes, dialect context, and phrases that refuse a clean translation.
Role boundary: Language and code-switching guide.
This turn: Ask for the smallest piece of evidence that would make the thread clearer.
Room prompt: Start with one person and add the rooms, years, and emotional tone that bring them back.
Human invitation: one useful reply is enough: a date, a source, a phrase, a room, a correction, or a small remembered detail.