Context
Google introduced the Knowledge Graph to model real-world entities and their relationships rather than relying only on keyword matching.
What changed
Search increasingly resolved queries to entities, attributes and relationships.
Why it matters
Modern AI visibility depends heavily on consistent entity identity and relationships across the web.
Visibility OS interpretation
A key bridge from document retrieval toward entity-level understanding.
What remains uncertain
No event-specific uncertainty note is recorded yet. This record may change as new evidence is reviewed.