query-bb2fce5fa6ef27904193a99b87f4b706

PREFIX wikibase: <http://wikiba.se/ontology#>
PREFIX wdt: <http://www.wikidata.org/prop/direct/>
PREFIX wd: <http://www.wikidata.org/entity/>
PREFIX bd: <http://www.bigdata.com/rdf#>
SELECT ?lang ?langLabel ?l1 ?l2 ?l3 ?l4
{
  # instance of a language
  ?lang wdt:P31/wdt:P279* wd:Q34770 .

  # ISO 639-1 code
  optional {
    ?lang wdt:P218 ?l1 .
  }

  # ISO 639-2 code
  optional {
    ?lang wdt:P219 ?l2 .
  }

  # ISO 639-3 code
  optional {
    ?lang wdt:P220 ?l3 .
  }

  # IETF language tag
  optional {
    ?lang wdt:P305 ?l4 .
  }

  SERVICE wikibase:label {
     bd:serviceParam wikibase:language "en" .
  }

} ORDER BY ?langLabel

graph TD classDef projected fill:lightgreen; classDef literal fill:orange; classDef iri fill:yellow; v3("?l1"):::projected v4("?l2"):::projected v5("?l3"):::projected v6("?l4"):::projected v2("?lang"):::projected v1("?langLabel"):::projected a1((" ")) c3(["wd:Q34770"]):::iri c9(["bd:serviceParam"]):::iri c11(["en"]):::literal v2 --"wdt:P31"--> a1 a1 --"wdt:P279"--> c3 subgraph optional0["(optional)"] style optional0 fill:#bbf,stroke-dasharray: 5 5; v2 -."wdt:P218".-> v3 end subgraph optional1["(optional)"] style optional1 fill:#bbf,stroke-dasharray: 5 5; v2 -."wdt:P219".-> v4 end subgraph optional2["(optional)"] style optional2 fill:#bbf,stroke-dasharray: 5 5; v2 -."wdt:P220".-> v5 end subgraph optional3["(optional)"] style optional3 fill:#bbf,stroke-dasharray: 5 5; v2 -."wdt:P305".-> v6 end subgraph s1["http://wikiba.se/ontology#label"] style s1 stroke-width:4px; c9 --"wikibase:language"--> c11 end