- From: Patrick Stickler <patrick.stickler@nokia.com>
- Date: Wed, 06 Feb 2002 20:54:58 +0200
- To: Pat Hayes <phayes@ai.uwf.edu>
- CC: RDF Core <w3c-rdfcore-wg@w3.org>
On 2002-02-06 20:45, "ext Pat Hayes" <phayes@ai.uwf.edu> wrote: >> Additional issue: >> >> I think it is also necessary to clarify the relationship >> between xml:lang and xsd:lang, as it seems that the latter >> is the range of the former, but this has never been >> explicitly defined. > > In the OMG MT, > aaa rdf:type rdf:Datatype . > would entail > aaa rdf:range aaa . > which may seem odd but is required to allow both subproperty of > rdf:value and also range/type assignments. And it does make semantic > sense in the MT. > > So with this convention, I think that using either xml:lang or > xsd:lang as an RDF datatype will implicitly assume that they are > treated as identical as far as RDF is concerned. But they're not identitical. They are related, but not the same. One is a property which ascribes language context to some resource. The other is a controlled, enumerated vocabulary of language codes. These are not the same thing. If the MT treats them as the same. Then something is wrong. Patrick -- Patrick Stickler Phone: +358 50 483 9453 Senior Research Scientist Fax: +358 7180 35409 Nokia Research Center Email: patrick.stickler@nokia.com
Received on Wednesday, 6 February 2002 13:53:51 UTC