Ancient geographic entities.  Athens is in Attica.  Sardis is in Lydia (in
Anatolia, for example).  If these were modern geopolitical entities, I
would use geonames.  We're linking cities to Pleiades, but Pleiades does
not maintain parent::child geographic relationships.

Ethan
On Apr 9, 2012 5:53 PM, "Simon Spero" <[log in to unmask]> wrote:

> Are you talking about geographical entities, or geopolitical ones? For
> example,  is there an answer to the question "what country is
> constantinople located in?"
>
> Simon
> On Apr 8, 2012 8:02 PM, "Ethan Gruber" <[log in to unmask]> wrote:
>
> > CIDOC-CRM may be the answer here. I will look over the documentation in
> > greater detail tomorrow.
> >
> > Thanks,
> > Ethan
> > On Apr 8, 2012 7:56 PM, "Ethan Gruber" <[log in to unmask]> wrote:
> >
> > > 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
> > >> >
> > >>
> > >
> >
>