RDF Schema (RDFS)

Data-modelling vocabulary for RDF data

@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#>

The following classes are defined:

Class, Datatype, Literal, Resource



The class of classes

Class hierarchy

G rdfs:Class rdfs:Class rdfs:Datatype rdfs:Datatype rdfs:Class--rdfs:Datatype rdfs:Resource rdfs:Resource rdfs:Resource--rdfs:Class

RDF Diagram

G rdfs:Class rdfs:Class rdfs:Class->rdfs:Class rdfs:subClassOf rdf:Property rdf:Property rdfs:Class->rdf:Property nrl:domainIndex rdf:Property->rdfs:Class rdfs:range rdfs:Resource rdfs:Resource rdfs:Resource->rdfs:Class rdf:type


Name Type Notes Description
classSpecification string Link to upstream specification for an ontology class. This is a Tracker extension
domainIndex Property Property is a domain index for the subject class. This is a Tracker extension
notify boolean Whether resources of this class emits notifications on changes. This is a Tracker extension
subClassOf Class The subject is a subclass of a class




The class of RDF datatypes.

Class hierarchy

G rdfs:Datatype rdfs:Datatype rdfs:Class rdfs:Class rdfs:Class--rdfs:Datatype rdfs:Resource rdfs:Resource rdfs:Resource--rdfs:Class

Predefined instances

rdfs:Datatype has the following predefined instances:

  • rdf:langString




The class of literal values, eg. textual strings and integers

Class hierarchy

G rdfs:Literal rdfs:Literal rdf:langString rdf:langString rdfs:Literal--rdf:langString rdfs:Resource rdfs:Resource rdfs:Resource--rdfs:Literal




All resources

Class hierarchy

G rdfs:Resource rdfs:Resource nrl:Namespace nrl:Namespace rdfs:Resource--nrl:Namespace nrl:Ontology nrl:Ontology rdfs:Resource--nrl:Ontology rdf:List rdf:List rdfs:Resource--rdf:List rdf:Property rdf:Property rdfs:Resource--rdf:Property rdfs:Class rdfs:Class rdfs:Resource--rdfs:Class rdfs:Literal rdfs:Literal rdfs:Resource--rdfs:Literal

RDF Diagram

G rdfs:Resource rdfs:Resource rdfs:Resource->rdfs:Resource dc:source rdfs:Class rdfs:Class rdfs:Resource->rdfs:Class rdf:type rdf:List rdf:List rdf:List->rdfs:Resource rdf:first rdf:Property rdf:Property rdf:Property->rdfs:Resource rdfs:domain


Name Type Notes Description
contributor string An entity responsible for making contributions to the resource.
coverage string The spatial or temporal topic of the resource, the spatial applicability of the resource, or the jurisdiction under which the resource is relevant.
creator string An entity primarily responsible for making the resource.
date dateTime A point or period of time associated with an event in the lifecycle of the resource.
description string An account of the resource.
format string The file format, physical medium, or dimensions of the resource.
identifier string An unambiguous reference to the resource within a given context.
language string A language of the resource.
publisher string An entity responsible for making the resource available.
relation string A related resource.
rights string Information about rights held in and over the resource.
source Resource A related resource from which the described resource is derived.
subject string The topic of the resource.
title string A name given to the resource.
type string The nature or genre of the resource.
added dateTime Time of insertion of the resource. This is a Tracker extension
deprecated boolean If this property is assigned, the subject class, property, or resource, is deprecated and should not be used in production systems any longer. It may be removed without further notice. This property is a Tracker extension
modified integer Modification sequence number. This is a Tracker extension
type Class The subject is an instance of a class
comment string A description of the subject resource
label string A human-readable name for the subject



Credits and Copyright


  • W3C


  • Tracker developers (translation into turtle)

Upstream: Not available

ChangeLog: Tracker changes