Kingsley, The mappings are already in Wikidata (we still have a few properties left to map, but the classes are done, except for a few in pending.schema.org. You can just query them in some fashion such as this: http://tinyurl.com/h9vjqd8
On Sun, Oct 9, 2016 at 11:09 AM Kingsley Idehen <kide...@openlinksw.com> wrote: > On 10/8/16 5:04 PM, Thad Guidry wrote: > > Class mappings are almost complete Kingsley. We were trying to get > Wikidata to the point where it is easy for folks to do trivial queries > right inside WDQS as part of WD Goals for 2016. > > > Thad, > > Here is a post (brought up to date in last day) that demonstrates > owl:equivalentClass reasoning and inference. Once I have a link to the new > mappings I will integrate into this demo. > > Note, this particular LOD Cloud Cache instance has 30 Billion+ triples > against which the owl:equivalentClass inference is being applied, at query > evaluation time. > > [1] > http://kidehen.blogspot.com/2014/02/class-equivalence-based-reasoning.html > > > Kingsley > > > On Sat, Oct 8, 2016, 2:38 PM Kingsley Idehen <kide...@openlinksw.com> > wrote: > > On 10/6/16 2:57 PM, Thad Guidry wrote: > > Hello team :) > > So while I'm helping with the Wikidata - Schema.org mappings, a request > came in to expose subcategories of an existing Wikipedia category. > > For example, say I start with this topic: > https://www.wikidata.org/wiki/Q27119725 Parking facilities > > The topic's main category is shown as "Category:Parking facilities" and > that has links to Wikipedia, specifically a Wikipedia category link, and > where the WP category page has subcategories that I would like to expose > somehow in whichever way is *easiest* currently with our tools, apis, etc. > > Can it all be done in SPARQL against some services that already expose WP > subcategories given a specific category ? Or is there an API that does > this already ? other tools that might expose WP categories ? > > The IDEAL GOAL is to query 'equivalent class' = schema.org/ParkingFacility > and get back the WP categories *in one shot or query or api call.* > > http://schema.org/ParkingFacility > > - > Parking facilities in India > <https://en.wikipedia.org/wiki/Category:Parking_facilities_in_India> > - Parking facilities in the United States > > <https://en.wikipedia.org/wiki/Category:Parking_facilities_in_the_United_States> > > > > - Aircraft hangars > <https://en.wikipedia.org/wiki/Category:Aircraft_hangars> > > > - Garages (parking) > <https://en.wikipedia.org/wiki/Category:Garages_%28parking%29> > - Railway depots > <https://en.wikipedia.org/wiki/Category:Railway_depots> > > > Any gurus ? > > > Hi Thad, > > If there are owl:equivalentClass mappings in some Linked Data Space, and > the SPARQL service associated with said Data Space supports > owl:equivalentClass reasoning, then the answer to your question is yes. > What unknown right now is the class mappings between Wikidata and > Schema.org. If a dump of those exist, the rest is trivial :) > > -- > Regards, > > Kingsley Idehen > Founder & CEO > OpenLink Software (Home Page: http://www.openlinksw.com) > > Weblogs (Blogs): > Legacy Blog: http://www.openlinksw.com/blog/~kidehen/ > Blogspot Blog: http://kidehen.blogspot.com > Medium Blog: https://medium.com/@kidehen > > Profile Pages: > Pinterest: https://www.pinterest.com/kidehen/ > Quora: https://www.quora.com/profile/Kingsley-Uyi-Idehen > Twitter: https://twitter.com/kidehen > Google+: https://plus.google.com/+KingsleyIdehen/about > LinkedIn: http://www.linkedin.com/in/kidehen > > Web Identities (WebID): > Personal: http://kingsley.idehen.net/dataspace/person/kidehen#this > : > http://id.myopenlink.net/DAV/home/KingsleyUyiIdehen/Public/kingsley.ttl#this > > _______________________________________________ > Wikidata mailing list > Wikidata@lists.wikimedia.org > https://lists.wikimedia.org/mailman/listinfo/wikidata > > > > _______________________________________________ > Wikidata mailing > listWikidata@lists.wikimedia.orghttps://lists.wikimedia.org/mailman/listinfo/wikidata > > > > -- > Regards, > > Kingsley Idehen > Founder & CEO > OpenLink Software (Home Page: http://www.openlinksw.com) > > Weblogs (Blogs): > Legacy Blog: http://www.openlinksw.com/blog/~kidehen/ > Blogspot Blog: http://kidehen.blogspot.com > Medium Blog: https://medium.com/@kidehen > > Profile Pages: > Pinterest: https://www.pinterest.com/kidehen/ > Quora: https://www.quora.com/profile/Kingsley-Uyi-Idehen > Twitter: https://twitter.com/kidehen > Google+: https://plus.google.com/+KingsleyIdehen/about > LinkedIn: http://www.linkedin.com/in/kidehen > > Web Identities (WebID): > Personal: http://kingsley.idehen.net/dataspace/person/kidehen#this > : > http://id.myopenlink.net/DAV/home/KingsleyUyiIdehen/Public/kingsley.ttl#this > > _______________________________________________ > Wikidata mailing list > Wikidata@lists.wikimedia.org > https://lists.wikimedia.org/mailman/listinfo/wikidata >
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