Q17 is Japan, and if you are interested in people from Japan for example, you can do this: http://tools.wmflabs.org/reasonator/?q=7463305 (thanks to Magnus' reasonator tool that can extract category-like info from Wikidata based on properties and qualifiers)
On Fri, Jul 4, 2014 at 9:01 AM, Daniel Kinzler <daniel.kinz...@wikimedia.de> wrote: > Am 04.07.2014 07:10, schrieb Rohan Badlani: > > I had downloaded the wikidata dump from > > http://dumps.wikimedia.org/wikidatawiki/latest/ > > There is a file wikidatawiki-20140420-pages-articles-multistream-index > which > > consists of triplets like: > > > > 537:114:Q17 > > I couldn't find documentation for the multistream-index format at > <https://meta.wikimedia.org/wiki/Data_dumps>. I can't make sense of it > myself > offhand. Perhaps ask on the wikitech-l list. I suppose the authority on the > question would be Ariel Glenn, perhaps you can get hold of him on IRC. > > Note that this format is used for all wikis, so it will not contain > anything > that is specific to Wikidata. It would be the same for Wikipedia. > > If you figure it out, please add the info to > <https://meta.wikimedia.org/wiki/Data_dumps>! > > > which I interpreted as following: > > 537 - category of the topic (which I am unable to find. I want the > details of > > this item) > > It's not a category. Wikidata doesn't use MediaWiki's Category feature for > data > items at all. Wikipedia does, but there pages generally have multiple > categories, identified by name, not a numeric ID. > > If you want to build a classification graph of the concepts in Wikidata > (I'm > intentionally avoiding the terms "ontology" and "taxonomy" here), you will > have > to go by the properties P31 (instance of) and P279 (subclass of) which are > used > in many (roughly half) of the data items. > > > 114 - page_id of the item Q17. > > That seems to be correct. > > > Q17 - which is the item. (JSON: > > https://www.wikidata.org/wiki/Special:EntityData/Q17.json) > > It's the page title, which, on wikidata.org, is the same as the item ID. > > > HTH > Daniel > > PS: we are close to providing JSON dumps on a regular basis, and also make > the > JSON contained in the XML dumps more readable. This will hopefully make > analyzing Wikidata less painful. > > -- > Daniel Kinzler > Senior Software Developer > > Wikimedia Deutschland > Gesellschaft zur Förderung Freien Wissens e.V. > > _______________________________________________ > Wikidata-l mailing list > Wikidata-l@lists.wikimedia.org > https://lists.wikimedia.org/mailman/listinfo/wikidata-l >
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