Hello Nicolas, sorry I cannot follow your example. The Terminator6 URI does not seem to reference anything on DBpedia:
http://dbpedia.org/resource/Terminator6 Did it reference something in some earlier version? Not in mine from 2012. Regards, Michael Brunnbauer On Fri, Jul 27, 2018 at 03:19:08PM -0700, Nicolas Torzec wrote: > I'll let the DBpedia folks reply but identity management is a hard problem. > > Example: > - On one hand Brown_Pelican > <https://en.wikipedia.org/w/index.php?title=Brown_Pelican&redirect=no> > redirects to Brown_pelican <https://en.wikipedia.org/wiki/Brown_pelican> > and they happen to reference the same entity. > - On the other hand, Terminator 6 > <https://en.wikipedia.org/w/index.php?title=Terminator6&redirect=no> > redirects to the Terminator franchise > <https://en.wikipedia.org/wiki/Terminator_(franchise)> and yet they > reference different entities. > - So an owl:sameAs <https://www.w3.org/TR/owl-ref/#sameAs-def> may be > appropriate in the first case but not the second one. > > Cheers. > -N. > > > On Fri, Jul 27, 2018 at 10:20 AM Michael Brunnbauer <bru...@netestate.de> > wrote: > > > > > hi all, > > > > we are planning to upgrade the DBpedia version used for our app from 3.8 > > (2012) to the current version. > > > > It seems that when a Wikipedia entry changes its URL, so does the > > corresponding Dbpedia URI. This is of course a no go and I don't know why > > the team decided not to keep the old URI in that case but I'm sure there > > were good reasons. > > > > So the currently used DBpedia version 3.8 has both > > > > http://dbpedia.org/resource/Brown_Pelican > > > > http://dbpedia.org/resource/Brown_pelican > > > > with no triples connecting each other. The users of the app I am > > maintaining have used the Brown_Pelican URI which seems to be the older one. > > > > The current DBpedia has made Brown_pelican canonical and has the following > > to say about the old URI: > > > > > > http://dbpedia.org/sparql?default-graph-uri=http%3A%2F%2Fdbpedia.org&query=select+%3Fp+%3Fo+where+%7B%0D%0A%3Chttp%3A%2F%2Fdbpedia.org%2Fresource%2FBrown_Pelican%3E+%3Fp+%3Fo%0D%0A%7D&format=text%2Fhtml&CXML_redir_for_subjs=121&CXML_redir_for_hrefs=&timeout=30000&debug=on&run=+Run+Query+ > > > > There is no owl:sameAs link but a dbo:wikiPageRedirects from the old to > > the new URI. > > > > Why is there no owl:sameAs triple generated for every > > dbo:wikiPageRedirects? > > > > What possible problems could arise if our app treats dbo:wikiPageRedirects > > like a owl:sameAs assertion? > > > > Is it possible that URIs changed without a corresponding > > dbo:wikiPageRedirects triple documenting the change? > > > > Regards, > > > > Michael Brunnbauer > > > > -- > > ++ Michael Brunnbauer > > ++ netEstate GmbH > > ++ Geisenhausener Straße 11a > > ++ 81379 München > > ++ Tel +49 89 32 19 77 80 > > ++ Fax +49 89 32 19 77 89 > > ++ E-Mail bru...@netestate.de > > ++ https://www.netestate.de/ > > ++ > > ++ Sitz: München, HRB Nr.142452 (Handelsregister B München) > > ++ USt-IdNr. DE221033342 > > ++ Geschäftsführer: Michael Brunnbauer, Franz Brunnbauer > > ++ Prokurist: Dipl. Kfm. (Univ.) Markus Hendel > > > > ------------------------------------------------------------------------------ > > Check out the vibrant tech community on one of the world's most > > engaging tech sites, Slashdot.org! http://sdm.link/slashdot > > _______________________________________________ > > DBpedia-discussion mailing list > > DBpedia-discussion@lists.sourceforge.net > > https://lists.sourceforge.net/lists/listinfo/dbpedia-discussion > > -- ++ Michael Brunnbauer ++ netEstate GmbH ++ Geisenhausener Straße 11a ++ 81379 München ++ Tel +49 89 32 19 77 80 ++ Fax +49 89 32 19 77 89 ++ E-Mail bru...@netestate.de ++ https://www.netestate.de/ ++ ++ Sitz: München, HRB Nr.142452 (Handelsregister B München) ++ USt-IdNr. DE221033342 ++ Geschäftsführer: Michael Brunnbauer, Franz Brunnbauer ++ Prokurist: Dipl. Kfm. (Univ.) Markus Hendel
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