EChO IMAGES:SPARQL/examples

Queries

Inventors

<sparql tryit="1"> PREFIX wdt: <https://wikibase.echoimages.labs.wikimedia.pt/prop/direct/> PREFIX wd: <https://wikibase.echoimages.labs.wikimedia.pt/entity/>

SELECT ?item ?itemLabel ?inventor ?inventorLabel WHERE {

 ?item wdt:P3 wd:Q66 .
 OPTIONAL { ?item wdt:P79 ?inventor . }
 SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en". }

}

</sparql>

wikidata

SELECT ?item ?itemLabel ?inventor ?inventorLabel WHERE {

 ?item wdt:P31 wd:Q172839 .
 
 OPTIONAL { ?item wdt:P61 ?inventor . }
 SERVICE wikibase:label { bd:serviceParam wikibase:language "en". }

}