RDF Reference
The RDF Namespaces
The RDF namespace (xmlns:rdf) is:
http://www.w3.org/1999/02/22-rdf-syntax-ns#
The RDFS namespace (xmlns:rdfs ) is:
http://www.w3.org/2000/01/rdf-schema#
The RDF Extension and Mime Type
The recommended extension for RDF files is *.rdf. However, the
extension *.xml is
often used to provide compatibility with older xml parsers.
The registered mime type should be "application/rdf+xml".
RDFS / RDF Classes
| Element |
Class of |
Subclass of |
| rdfs:Class |
All classes |
|
| |
|
|
| rdfs:Datatype |
Data types |
Class |
| rdfs:Resource |
All resources |
Class |
| |
|
|
| rdfs:Container |
Containers |
Resource |
| rdfs:Literal |
Literal values (text and numbers) |
Resource |
| |
|
|
| rdf:List |
Lists |
Resource |
| rdf:Property |
Properties |
Resource |
| rdf:Statement |
Statements |
Resource |
| |
|
|
| rdf:Alt |
Containers of alternatives |
Container |
| rdf:Bag |
Unordered containers |
Container |
| rdf:Seq |
Ordered containers |
Container |
| |
|
|
| rdfs:ContainerMembershipProperty |
Container membership properties |
Property |
| rdf:XMLLiteral |
XML literal values |
Literal |
RDFS / RDF Properties
| Element |
Domain |
Range |
Description |
| rdfs:domain |
Property |
Class |
The domain of the resource |
| rdfs:range |
Property |
Class |
The range of the resource |
| rdfs:subPropertyOf |
Property |
Property |
The property is a sub property of a property |
| |
|
|
|
| rdfs:subClassOf |
Class |
Class |
The resource is a subclass of a class |
| rdfs:comment |
Resource |
Literal |
The human readable description of the resource |
| rdfs:label |
Resource |
Literal |
The human readable label (name) of the resource |
| rdfs:isDefinedBy |
Resource |
Resource |
The definition of the resource |
| rdfs:seeAlso |
Resource |
Resource |
The additional information about the resource |
| rdfs:member |
Resource |
Resource |
The member of the resource |
| |
|
|
|
| rdf:first |
List |
Resource |
|
| rdf:rest |
List |
List |
|
| rdf:subject |
Statement |
Resource |
The subject of the resource in an RDF Statement |
| rdf:predicate |
Statement |
Resource |
The predicate of the resource in an RDF Statement |
| rdf:object |
Statement |
Resource |
The object of the resource in an RDF Statement |
| rdf:value |
Resource |
Resource |
The property used for values |
| rdf:type |
Resource |
Class |
The resource is an instance of a class |
RDF Attributes
| Element |
Domain |
Range |
Description |
| |
|
|
|
| rdf:about |
|
|
Defines the resource being described |
| rdf:Description |
|
|
Container for the description of a resource |
| rdf:resource |
|
|
Defines a resource to identify a property |
| rdf:datatype |
|
|
Defines the data type of an element |
| rdf:ID |
|
|
Defines the ID of an element |
| rdf:li |
|
|
Defines a list |
| rdf:_n |
|
|
Defines a node |
| rdf:nodeID |
|
|
Defines the ID of an element node |
| rdf:parseType |
|
|
Defines how an element should be parsed |
| rdf:RDF |
|
|
The root of an RDF document |
| xml:base |
|
|
Defines the XML base |
| xml:lang |
|
|
Defines the language of the element content |
| |
|
|
|
| rdf:aboutEach |
|
|
(removed) |
| rdf:aboutEachPrefix |
|
|
(removed) |
| rdf:bagID |
|
|
(removed) |
Elements described as (removed) are removed from the latest RDF standard.
|
