Wikidata querying demo: Revision history

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October 27, 2023

October 25, 2023

  • curprev 14:0514:05, October 25, 2023Yaron Koren talk contribs 5,154 bytes +5,154 Created page with "The following are demonstrations of how Wikidata can be queried using the [ External Data] extension. ==Individual entry== SPARQL query: <pre> SELECT ?item ?itemLabel ?symbol ?atomicNumber ( YEAR( ?discoveryDate ) AS ?discoveryYear ) ?discoverer ?discovererLabel WHERE { VALUES ?item { wd:Q654 } . ?item wdt:P246 ?symbol . ?item wdt:P1086 ?atomicNumber . ?item wdt:P575 ?discoveryDate . ?item wdt:P61 ?discover..."