sequenceDiagram
    autonumber
    actor User as SEO Operator
    participant Red as Red Team Generator
    participant Prune as Link Pruner
    participant Ban as Policy Filter
    participant Blue as Blue Team Detector
    participant DB as Article Library

    User->>Red: Target URL, Brief & Policies
    Red->>Red: Live Search & Context Analysis
    Red->>Prune: Draft Article
    Prune->>Prune: Remove Dead Citations
    Prune->>Ban: Cleaned Draft
    alt Contains Banned Co-links
        Ban-->>DB: Status: Banned-Link
    else Clean
        Ban->>Blue: Evaluate Neutral Placement
        alt Placement Detected
            Blue-->>DB: Status: Detected
        else Natural Placement
            Blue->>DB: Save to Active Library
        end
    end