On Tue, Jun 24, 2014 at 5:11 PM, Niklas Lindström <lindstream@gmail.com> wrote: > Hi all, > > Scanning through old messages, I regret to say that I missed your > resolution of this issue prior to the Note being updated in May. If you > meant to follow the RFC, the resulting range is still to strict, since RFC > 6350 says: > > The *default* is a single date-and-or-time value. *It can also be > reset to a single text value.* > > And goes on to list examples: > > BDAY:19960415 > BDAY:--0415 > BDAY;19531015T231000Z > BDAY;VALUE=text:circa 1800 > > The second and last values are not allowed according to the OWL, right? > Perhaps it should be documented somewhere that the vCard ontology is more > restrictive than the RFC. > Actually, even in the updated ontology definition, the range of vcard:bday still prohibits a plain xsd:date (i.e., when properly formatted, the first example). This should definitely be fixed. > Cheers, > Niklas > > > > On Tue, Feb 11, 2014 at 4:55 AM, Renato Iannella <ri@semanticidentity.com> > wrote: > >> >> On 11 Feb 2014, at 01:53, Niklas Lindström <lindstream@gmail.com> wrote: >> >> I would say that the vcard ontology formally needs to be fixed to allow >> for more variation. It actually seems to have been amended somewhat in 2010 >> [4], to at least not require the exact second (or fraction thereof) of the >> birth. >> >> >> The latest working draft of the vCard Ontology [1] is based on RFC6350 >> [2] which defines birthday as: "The default is a single date-and-or-time >> value" >> >> We can add xsd:gYear to the range for the birthdate data property to >> support "year-only" birth dates. >> (and possibly to the anniversary property too) >> >> Cheers... >> Renato Iannella >> Semantic Identity >> http://semanticidentity.com >> Mobile: +61 4 1313 2206 >> >> [1] http://www.w3.org/TR/vcard-rdf/ >> [2] http://tools.ietf.org/html/rfc6350 >> >> >
Received on Tuesday, 24 June 2014 18:22:26 UTC