The data is modeled, but I want to use an ontology for geographic concepts
that already exists, if possible.  If anything, my issue highlights the
point that linked data can be *too* flexible.
On Apr 8, 2012 3:54 PM, "Michael Hopwood" <[log in to unmask]> wrote:

> I think this highlights the point that, at some point, you have to model
> the data.
>
> -----Original Message-----
> From: Code for Libraries [mailto:[log in to unmask]] On Behalf Of
> Ethan Gruber
> Sent: 08 April 2012 15:44
> To: [log in to unmask]
> Subject: Re: [CODE4LIB] Representing geographic hiearchy in linked data
>
> Hi,
>
> Thanks for the info, but it's not quite what I'm looking for.  We've
> established authority control for ancient places, but I'm looking for an
> ontology I can use to describe the child:parent relationship between city
> and region or region and larger region (in any way that isn't
> dcterms:partOf).  Geonames has defined their own vocabulary that can't
> really be reused in other geographic contexts, e.g. with gn:countryCode,
> gn:parentCountry.
>
> Thanks,
> Ethan
>
> On Fri, Apr 6, 2012 at 11:40 AM, Karen Coyle <[log in to unmask]> wrote:
>
> > Also, there is Geonames (http://www.geonames.org), which is the
> > primary geographic data set on the Semantic Web. Here is the link to
> Athens:
> >
> > http://www.geonames.org/**search.html?q=athens&country=**GR<http://www
> > .geonames.org/search.html?q=athens&country=GR>
> >
> > kc
> >
> >
> > On 4/6/12 4:54 PM, Karen Miller wrote:
> >
> >> Ethan, have you considered Getty's Thesaurus of Geographic Names?  It
> >> does provide a geographic hierarchy, although the data for Athens
> >> they provide isn't quite the one you've described:
> >>
> >> http://www.getty.edu/vow/**TGNHierarchy?find=athens&**
> >> place=&nation=&prev_page=1&**english=Y&subjectid=7001393<http://www.g
> >> etty.edu/vow/TGNHierarchy?find=athens&place=&nation=&prev_page=1&engl
> >> ish=Y&subjectid=7001393>
> >>
> >> This vocabulary is available in XML here:
> >>
> >> http://www.getty.edu/research/**tools/vocabularies/obtain/**index.htm
> >> l<http://www.getty.edu/research/tools/vocabularies/obtain/index.html>
> >>
> >> I have looked at it but not used it; it's a big tangled mess of XML.
> >>
> >> MODS mimics a hierarchy (the subject/hierarchicalGeographic element
> >> has these children: continent, country, province, region, state,
> >> territory, county, city, island, area, extraterrestrialArea,
> >> citySection). The VRA Core location element provides a similar mapping.
> >>
> >> I try to stay away from Dublin Core, but I did venture onto the DC
> >> Terms page just now and saw TGN listed in the vocabulary encoding
> >> schemes there, so probably someone has implemented it.
> >>
> >> Karen
> >>
> >>
> >> Karen D. Miller
> >> Monographic/Digital Projects Cataloger Bibliographic Services Dept.
> >> Northwestern University Library
> >> Evanston, IL
> >> [log in to unmask]
> >> 847-467-3462
> >>
> >>
> >>
> >>
> >> -----Original Message-----
> >> From: Code for Libraries [mailto:[log in to unmask]**EDU<
> [log in to unmask]>]
> >> On Behalf Of Ethan Gruber
> >> Sent: Thursday, April 05, 2012 12:49 PM
> >> To: [log in to unmask]
> >> Subject: [CODE4LIB] Representing geographic hiearchy in linked data
> >>
> >> Hi all,
> >>
> >> I have a dilemma that needs to be sorted out.  I'm looking for an
> >> ontology that can describe geographic hierarchy, and hopefully someone
> on
> >> the list has experience with this.  For example, if I have an RDF record
> >> that describes Athens, I want to point Athens to Attica, and Attica to
> >> Greece, and so on.  The current proposal is to use dcterms:partOf, but
> the
> >> problem with this is that our records will also use dcterms:partOf to
> >> describe a completely different type of relational concept, and it will
> be
> >> almost impossible for scripts to recognize the difference between these
> two
> >> uses of the same DC term.
> >>
> >> Thanks,
> >> Ethan
> >>
> >
> > --
> > Karen Coyle
> > [log in to unmask] http://kcoyle.net
> > ph: 1-510-540-7596
> > m: 1-510-435-8234
> > skype: kcoylenet
> >
>