sequenceDiagram
    autonumber
    participant PE as Probe Engine
    participant LLM as Target LLMs
    participant Parser as Line Parser
    participant DB as Associations DB

    PE->>LLM: Send ungrounded prompt (rigid format)
    LLM-->>PE: Return newline-delimited ranked list
    PE->>Parser: Stream raw text output
    Parser->>Parser: Extract brand & entity mentions
    Parser->>Parser: Compute rank-weighted score by position
    Parser->>DB: Upsert (prompt_id, entity, rank, score)