You could pass several ISBNs to wdq with OR (but I don't know if it will support 100 ISBNs in one go):
https://wdq.wmflabs.org/api?q=string%5B957:%222-7071-1620-3%22%5D%20OR%20STRING[957:%222-7071-1562-2%22] *Med vänliga hälsningar,Jan Ainali* Verksamhetschef, Wikimedia Sverige <http://wikimedia.se> 0729 - 67 29 48 *Tänk dig en värld där varje människa har fri tillgång till mänsklighetens samlade kunskap. Det är det vi gör.* Bli medlem. <http://blimedlem.wikimedia.se> 2015-11-09 3:26 GMT+01:00 S Page <[email protected]>: > In the article "Presenting Wikidata knowledge" [1], I've Been a bit Bold > and specified a recipe: > > 1. Find existing interesting wiki pages in the domain of your application. > 2. View the Wikidata information for those pages, choose interesting > properties. > 3. Associate Wikidata entity IDs with entities of your application. > 4. Display their Wikidata information in the user's language. > 5. Use the Wikidata "sitelinks" information about the item to provide > links to the full Wikipedia (and Wikiquote, Wikivoyage, etc.) article about > the entity in the user's language. > > But I realize for something like a reference app there won't be Wikidata > items for every entity in your app for step 3: not every book in print has > a Wikidata item, nor does every musical recording, etc. For those there are > already identifiers such as ISBNs and "MusicBrainz release group ID"s (mmm, > brains). I assume reference app developers already use these more complete > identifiers and so I'm inviting them to add Wikidata entity IDs where > available. > > I think these other identifiers are all "Wikidata property representing a > unique identifier" and there are about 350 of them [2] But surprisingly, I > couldn't find an easy way to look up a Wikidata item using these other > identifiers. > > I found you can do it one-by-one in Wikidata Query [3] and in Wikidata > Query Serivce [4] but neither seems amenable to doing a query on the fly > "Get me the Wikidata item for each of these 100 ISBNs "2-7071-1620-3", ... > > Also, is this a temporary thing? Will Wikidata eventually have items for > every book published, every musical recording, etc. and become a superset > of all those unique identifiers? > > Thanks! > > [1] https://www.mediawiki.org/wiki/API:Presenting_Wikidata_knowledge > [2] > https://www.wikidata.org/wiki/Special:WhatLinksHere/Q19847637?limit=500 > [2] https://wdq.wmflabs.org/api?q=string%5B957:"2-7071-1620-3"%5D and > [3] https://query.wikidata.org with the the SPARQL (mmm, sparkly) > PREFIX wdt: <http://www.wikidata.org/prop/direct/> > > SELECT ?book WHERE { > ?book wdt:P957 "2-7071-1620-3" > } > > -- > =S Page WMF Tech writer > > _______________________________________________ > Wikidata mailing list > [email protected] > https://lists.wikimedia.org/mailman/listinfo/wikidata > >
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