Folks, I’m already in contact with John, there’s no need to contact him again :)
Cheers, Lucas Am Mo., 7. Mai 2018 um 19:32 Uhr schrieb Denny Vrandečić < [email protected]>: > Well, then, we have tried several times to get into that diagram, and it > never worked out. > > So, given the page you linke, it says: > > Contributing to the Diagram > > First, make sure that you publish data according to the Linked Data > principles <http://www.w3.org/DesignIssues/LinkedData.html>. We interpret > this as: > > - There must be *resolvable http:// (or https://) URIs*. > - They must resolve, with or without content negotiation, to *RDF data* in > one of the popular RDF formats (RDFa, RDF/XML, Turtle, N-Triples). > - The dataset must contain *at least 1000 triples*. (Hence, your FOAF > file most likely does not qualify.) > - The dataset must be connected via *RDF links* to a dataset that is > already in the diagram. This means, either your dataset must use URIs from > the other dataset, or vice versa. We arbitrarily require at least 50 links. > - Access of the *entire* dataset must be possible via *RDF crawling*, > via an *RDF dump*, or via a *SPARQL endpoint*. > > The process for adding datasets is still under development, please contact > John > P. McCrae <[email protected]> to add a new dataset > > Wikidata fulfills all the conditions easily. So, here we go, I am adding > John to this thread - although I know he already knows about this request - > and I am asking officially to enter Wikidata into the LOD diagram. > > Let's keep it all open, and see where it goes from here. > > Cheers, > Denny > > > On Mon, May 7, 2018 at 4:15 AM Sebastian Hellmann < > [email protected]> wrote: > >> Hi Denny, Maarten, >> >> you should read your own emails. In fact it is quite easy to join the LOD >> cloud diagram. >> >> The most important step is to follow the instructions on the page: >> http://lod-cloud.net under how to contribute and then add the metadata. >> >> Some years ago I made a Wordpress with enabled Linked Data: >> http://www.klappstuhlclub.de/wp/ Even this is included as I simply added >> the metadata entry. >> >> Do you really think John McCrae added a line in the code that says "if >> (dataset==wikidata) skip; " ? >> >> You just need to add it like everybody else in LOD, DBpedia also created >> its entry and updates it now and then. The same accounts for >> http://lov.okfn.org Somebody from Wikidata needs to upload the Wikidata >> properties as OWL. If nobody does it, it will not be in there. >> >> All the best, >> >> Sebastian >> >> On 04.05.2018 18:33, Maarten Dammers wrote: >> >> It almost feels like someone doesn’t want Wikidata in there? Maybe that >> website is maintained by DBpedia fans? Just thinking out loud here because >> DBpedia is very popular in the academic world and Wikidata a huge threat >> for that popularity. >> >> Maarten >> >> Op 4 mei 2018 om 17:20 heeft Denny Vrandečić <[email protected]> het >> volgende geschreven: >> >> I'm pretty sure that Wikidata is doing better than 90% of the current >> bubbles in the diagram. >> >> If they wanted to have Wikidata in the diagram it would have been there >> before it was too small to read it. :) >> >> On Tue, May 1, 2018 at 7:47 AM Peter F. Patel-Schneider < >> [email protected]> wrote: >> >>> Thanks for the corrections. >>> >>> So https://www.wikidata.org/entity/Q42 is *the* Wikidata IRI for Douglas >>> Adams. Retrieving from this IRI results in a 303 See Other to >>> https://www.wikidata.org/wiki/Special:EntityData/Q42, which (I guess) >>> is the >>> main IRI for representations of Douglas Adams and other pages with >>> information about him. >>> >>> From https://www.wikidata.org/wiki/Special:EntityData/Q42 content >>> negotiation can be used to get the JSON representation (the default), >>> other >>> representations including Turtle, and human-readable information. (Well >>> actually I'm not sure that this is really correct. It appears that >>> instead >>> of directly using content negotiation, another 303 See Other is used to >>> provide an IRI for a document in the requested format.) >>> >>> https://www.wikidata.org/wiki/Special:EntityData/Q42.json and >>> https://www.wikidata.org/wiki/Special:EntityData/Q42.ttl are the useful >>> machine-readable documents containing the Wikidata information about >>> Douglas >>> Adams. Content negotiation is not possible on these pages. >>> >>> https://www.wikidata.org/wiki/Q42 is the IRI that produces a >>> human-readable >>> version of the information about Douglas Adams. Content negotiation is >>> not >>> possible on this page, but it does have link rel="alternate" to the >>> machine-readable pages. >>> >>> Strangely this page has a link rel="canonical" to itself. Shouldn't that >>> link be to https://www.wikidata.org/entity/Q42? There is a >>> human-visible >>> link to this IRI, but there doesn't appear to be any machine-readable >>> link. >>> >>> RDF links to other IRIs for Douglas Adams are given in RDF pages by >>> properties in the wdtn namespace. Many, but not all, identifiers are >>> handled this way. (Strangely ISNI (P213) isn't even though it is linked >>> on >>> the human-readable page.) >>> >>> So it looks as if Wikidata can be considered as Linked Open Data but >>> maybe >>> some improvements can be made. >>> >>> >>> peter >>> >>> >>> >>> On 05/01/2018 01:03 AM, Antoine Zimmermann wrote: >>> > On 01/05/2018 03:25, Peter F. Patel-Schneider wrote: >>> >> As far as I can tell real IRIs for Wikidata are https URIs. The http >>> IRIs >>> >> redirect to https IRIs. >>> > >>> > That's right. >>> > >>> >> As far as I can tell no content negotiation is >>> >> done. >>> > >>> > No, you're mistaken. Your tried the URL of a wikipage in your curl >>> command. >>> > Those are for human consumption, thus not available in turtle. >>> > >>> > The "real IRIs" of Wikidata entities are like this: >>> > https://www.wikidata.org/entity/Q{NUMBER} >>> > >>> > However, they 303 redirect to >>> > https://www.wikidata.org/wiki/Special:EntityData/Q{NUMBER} >>> > >>> > which is the identifier of a schema:Dataset. Then, if you HTTP GET >>> these >>> > URIs, you can content negotiate them to JSON >>> > (https://www.wikidata.org/wiki/Special:EntityData/Q{NUMBER}.json) or >>> to >>> > turtle (https://www.wikidata.org/wiki/Special:EntityData/Q{NUMBER}.ttl >>> ). >>> > >>> > >>> > Suprisingly, there is no connection between the entity IRIs and the >>> wikipage >>> > URLs. If one was given the IRI of an entity from Wikidata, and had no >>> > further information about how Wikidata works, they would not be able to >>> > retrieve HTML content about the entity. >>> > >>> > >>> > BTW, I'm not sure the implementation of content negotiation in >>> Wikidata is >>> > correct because the server does not tell me the format of the resource >>> to >>> > which it redirects (as opposed to what DBpedia does, for instance). >>> > >>> > >>> > --AZ >>> >>> >>> _______________________________________________ >>> Wikidata mailing list >>> [email protected] >>> https://lists.wikimedia.org/mailman/listinfo/wikidata >>> >> _______________________________________________ >> Wikidata mailing list >> [email protected] >> https://lists.wikimedia.org/mailman/listinfo/wikidata >> >> >> >> _______________________________________________ >> Wikidata mailing >> [email protected]https://lists.wikimedia.org/mailman/listinfo/wikidata >> >> >> -- >> All the best, >> Sebastian Hellmann >> >> Director of Knowledge Integration and Linked Data Technologies (KILT) >> Competence Center >> at the Institute for Applied Informatics (InfAI) at Leipzig University >> Executive Director of the DBpedia Association >> Projects: http://dbpedia.org, http://nlp2rdf.org, >> http://linguistics.okfn.org, https://www.w3.org/community/ld4lt >> <http://www.w3.org/community/ld4lt> >> Homepage: http://aksw.org/SebastianHellmann >> Research Group: http://aksw.org >> _______________________________________________ >> Wikidata mailing list >> [email protected] >> https://lists.wikimedia.org/mailman/listinfo/wikidata >> > _______________________________________________ > Wikidata mailing list > [email protected] > https://lists.wikimedia.org/mailman/listinfo/wikidata > -- Lucas Werkmeister Software Developer (Intern) Wikimedia Deutschland e. 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