- From: Dan Brickley <danbri@danbri.org>
- Date: Tue, 4 Sep 2012 21:37:48 +0800
- To: Antoine Zimmermann <antoine.zimmermann@emse.fr>
- Cc: public-rdf-comments@w3.org, richard@ex-parrot.com
On 4 September 2012 21:11, Antoine Zimmermann <antoine.zimmermann@emse.fr> wrote: > FWIW, OWL 2 has a feature to define custom datatypes that can be written > completely in RDF, without using XML Schema. > > Your example for Chapman codes can be written as follows, in Turtle syntax: > > @prefix geo: <http://www.example.com/geo#> > @prefix xsd: <http://www.w3.org/2001/XMLSchema#> > @prefix owl: <http://www.w3.org/2002/07/owl#> > @prefix rdfs:<http://www.w3.org/2000/01/rdf-schema#> > > geo:chapman-code a rdfs:Datatype; > owl:equivalentClass [ > a rdfs:Datatype; > owl:onDatatype xsd:string; > owl:withRestriction ( [xsd:pattern "[a-zA-Z]{3}"] ) > ] . Interesting! Are many of these showing up "in the wild" yet? Dan
Received on Tuesday, 4 September 2012 13:38:19 UTC