https://www.fithydro.wikihttps://www.fithydro.wiki/index.php/Special:ExportRDF/MediaWiki-3ACommonsmetadata-2Dtrackingcategory-2Dno-2Dpatent
type: Ontology
creation date: 2026-08-18T11:24:15+00:00
imports: http://semantic-mediawiki.org/swivt/1.0