Wikibase:SPARQL/examples

ParVoices Entries

Inventors

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". }
}

Try it!