- From: Kingsley Idehen <kidehen@openlinksw.com>
- Date: Mon, 10 Aug 2009 16:16:13 -0400
- To: Tim Finin <finin@cs.umbc.edu>
- CC: Anja Jentzsch <anja@anjeve.de>, "public-lod@w3.org" <public-lod@w3.org>, dbpedia-discussion@lists.sourceforge.net, Kavitha Srinivas <ksrinivs@gmail.com>
Tim Finin wrote: > Kingsley Idehen wrote: >> Your dbpedia --> freebase type link mappings are now live re. the >> public DBpedia instance. Very very cool stuff! >> Graph IRI: <http://dbpedia.org/freebase_type_links#> >> ... > > I thought that this would be super useful, but when I looked at the > example in the message > > http://dbpedia.org/describe/?url=http%3A%2F%2Fdbpedia.org%2Fclass%2Fyago%2FNewYorkCityMusicians&urilookup=1 > > > I noticed that the yago:Musician is declared to be owl:equivalentClass > freebase:people/person. Hmm. > This can't be right. Greping through the NT > dump I find more than 20K yago classes defined to be the equivalent of > Freebase's people/person, including Uyghurs, murdered children and > Norwegian Eurovision contestants. Given the semantics of > owl:equivalentClass, all 20K of these yago classes are asserted to > have the same extent. Kavitha: Where has <http://freebase.com/people/person> come from? Shouldn't it be: <http://rdf.freebase.com/ns/people.person> which is owl:equivalent foaf:Person ? > > Now *that's* irrational exuberance! > -- Regards, Kingsley Idehen Weblog: http://www.openlinksw.com/blog/~kidehen President & CEO OpenLink Software Web: http://www.openlinksw.com
Received on Monday, 10 August 2009 20:17:06 UTC