Resource Description Framework (RDF): Tracker SPARQL Library Reference Manual

Resource Description Framework (RDF)

Resource Description Framework (RDF) — Core RDF classes to keep the internal consistency of the ontology

Synopsis

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

Classes

List, Property, langString, nil, Class, Datatype, Literal, Resource

Class Details

List

Description

The class of RDF Lists.

Class hierarchy

    rdfs:Resource 
    ╰── rdf:List

Properties

Name	Type	Notes	Description
`first`	Resource		The first item in the subject RDF list.
`rest`	List		The rest of the subject RDF list after the first item.

Property

Description

The class of RDF properties

Specification

https://www.w3.org/TR/rdf-schema/#ch_property

Class hierarchy

    rdfs:Resource 
    ╰── rdf:Property

Properties

Name	Type	Description
`domain`	Resource	A domain of the subject property
`range`	Class	A range of the subject property
`subPropertyOf`	Property	The subject is a subproperty of a property

langString

Description

The datatype of language-tagged string values

Specification

https://www.w3.org/TR/rdf-schema/#ch_langstring

Class hierarchy

    rdfs:Resource 
    ╰── rdfs:Literal 
        ╰── rdf:langString

nil

Description

The empty list, with no items in it. If the rest of a list is nil then the list has no more items in it.

Class hierarchy

    rdf:nil

Class

Description

The class of classes

Specification

https://www.w3.org/TR/rdf-schema/#ch_class

Class hierarchy

    rdfs:Resource 
    ╰── rdfs:Class 
        ╰── rdfs:Datatype

Properties

Name	Type	Notes	Description
`subClassOf`	Class		The subject is a subclass of a class

Datatype

Description

The class of RDF datatypes.

Specification

https://www.w3.org/TR/rdf-schema/#ch_datatype

Class hierarchy

    rdfs:Resource 
    ╰── rdfs:Class 
        ╰── rdfs:Datatype

Predefined instances

rdfs:Datatype has the following predefined instances:

rdf:langString

Literal

Description

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

Specification

https://www.w3.org/TR/rdf-schema/#ch_literal

Class hierarchy

    rdfs:Resource 
    ╰── rdfs:Literal 
        ╰── rdf:langString

Resource

Description

All resources

Specification

https://www.w3.org/TR/rdf-schema/#ch_resource

Class hierarchy

    rdfs:Resource 
    ├── rdfs:Class 
    ├── rdf:Property 
    ├── rdfs:Literal 
    ╰── rdf:List

Properties

Name	Type	Description
`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

Authors:

Editors:

Tracker developers (translation into turtle)

Upstream:

Not available

ChangeLog:

Tracker changes