W3C

OWL-Time Vocabulary

This is a namespace for use with Time Ontology in OWL (OWL-Time)

Namespace
http://www.w3.org/2006/time#
Date
2021-02-01
Author
Simon Cox
Contributors
W3C/OGC Spatial Data on the Web Working Group

Status of this document

This vocabulary was published by the Spatial Data on the Web Working Group. See the full OWL-Time recommendation for a detailed, human readable version of the vocabulary. Any comments or errata for this page or associated resources should use the process described in that document.

Namespace URI

The namespace URI for OWL-Time is http://www.w3.org/2006/time#.

The vocabulary is published both in human- and machine-readable forms. A GET request made to the canonical namespace URI will cause HTTP Content Negotiation to occur, which means that the most appropriate variant will be served according to your request. However, if you explicitly wish to retrieve a particular serialisation, you can also do so using the following URLs:

Alternative serialisations

time.html
HTML (this document)
time.ttl
RDF (Turtle)
time.rdf
RDF/XML
time.jsonld
RDF (JSON-LD)
time.nt
RDF (n-triples)

Extensions

Two extensions to OWL-Time are available, which add classes and properties to the OWL-Time namespace. These are published in human- and machine-readable forms as follows:

Extensions to the OWL-Time Ontology - entity relations

Extensions to the OWL-Time Ontology - entity relations
W3C Interest Group Note
time-rel.ttl
RDF (Turtle) (this RDF document imports the main OWL-Time RDF, so includes both OWL-Time and the full set of Entity Relations

Extensions to the OWL-Time Ontology - temporal aggregates

Extensions to the OWL-Time Ontology - temporal aggregates
W3C Interest Group Note
time-agg.ttl
RDF (Turtle) (this RDF document imports the main OWL-Time RDF, so includes both OWL-Time and the TemporalAggregate extension

Older Versions of Ontology files

The RDF implementation of the 2006 version of OWL-Time was incorporated into the 2017 version.