"Source"@en . "Description of topic" . "label" . "application/rdf+xml" . "text/n3" . "Notation3 description of topic" . "Turtle description of topic" . . . . "A topic of interest, linking to the appropriate URI, e.g. in the Open Directory Project or of a SKOS category."@en . . . "topic"@en . . . _:Ne4d98100c0134b709f01adda41d1922d . . "ObjectProperty" . "type" . "text/plain" . . . . . . "subPropertyOf" . "text/html" . . "RDF/XML description of topic" . . . "NTriples description of topic" . "SIOC Core Ontology Namespace"@en . . . . . _:Ne4d98100c0134b709f01adda41d1922d . "application/xhtml+xml" . "isDefinedBy" . . "comment" . "HTML description of topic" . "text/turtle" . "Subject"@en .