Wikidata:Topics/Wikidata/Data types

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SELECT ?type ?typeLabel ?extension ?extensionLabel ?implemented ?usedSince ?usedSinceRef
WHERE 
{
  ?type wdt:P31/wdt:P279* wd:Q19798645.
  ?type wdt:P31*/wdt:P279* ?super.
  ?super p:P1535 ?usedByStmt.
  ?usedByStmt ps:P1535 wd:Q2013.
  
  OPTIONAL {?super wdt:P361 ?extension . ?extension wdt:P31 wd:Q6805426}
  OPTIONAL {?type wdt:P571 ?implemented}
  OPTIONAL {
    ?usedByStmt pq:P580 ?usedSince.
    OPTIONAL { ?usedByStmt prov:wasDerivedFrom [pr:P854 ?usedSinceRef] }
  }
  SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en". }
} ORDER BY COALESCE(?usedSince, ?implemented)
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