Topic Maps

ISO standard for representing knowledge as topics, associations and occurrences; similar in expressive power to RDF and developed alongside it.

Part of the thread Graphs, tables and property graphs proposes

published by

• ISO organization 1947 [src]

alternative to

• RDF standard 1999 [src]

[?] Unconfirmed

• start: 2000 is the XTM syntax; earlier ISO/IEC 13250 editions exist but their date is not confirmed here.

Sources

• https://en.wikipedia.org/wiki/Topic_map