query-5f264d0ab4a5b30b1a9f5b7b21baab4d

PREFIX wikibase: <http://wikiba.se/ontology#>
PREFIX wdt: <http://www.wikidata.org/prop/direct/>
PREFIX wd: <http://www.wikidata.org/entity/>
PREFIX schema: <http://schema.org/>
PREFIX bd: <http://www.bigdata.com/rdf#>
SELECT ?item ?itemLabel ?sitelink_en ?article_en ?sitelink_fr ?article_fr ?sitelink_ar ?article_ar
WHERE 
{
  ?item wdt:P31 wd:Q146.
  ?sitelink_en ^schema:name ?article_en .
  ?article_en schema:about ?item ;
          schema:isPartOf <https://en.wikipedia.org/> .
  OPTIONAL {
  ?sitelink_fr ^schema:name ?article_fr .
  ?article_fr schema:about ?item ;
          schema:isPartOf <https://fr.wikipedia.org/> .
 }
  OPTIONAL {  
  ?sitelink_ar ^schema:name ?article_ar .
  ?article_ar schema:about ?item ;
          schema:isPartOf <https://ar.wikipedia.org/> .
 }
  SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en". }
}

graph TD classDef projected fill:lightgreen; classDef literal fill:orange; classDef iri fill:yellow; v6("?article_ar"):::projected v2("?article_en"):::projected v4("?article_fr"):::projected v1("?item"):::projected v7("?sitelink_ar"):::projected v3("?sitelink_en"):::projected v5("?sitelink_fr"):::projected c6([https://en.wikipedia.org/]):::iri c2(["wd:Q146"]):::iri c10(["bd:serviceParam"]):::iri c7([https://fr.wikipedia.org/]):::iri c12(["#91;AUTO_LANGUAGE#93;,en"]):::literal c8([https://ar.wikipedia.org/]):::iri v1 --"wdt:P31"--> c2 v2 --"schema:name"--> v3 v2 --"schema:about"--> v1 v2 --"schema:isPartOf"--> c6 subgraph optional0["(optional)"] style optional0 fill:#bbf,stroke-dasharray: 5 5; v4 -."schema:name".-> v5 v4 --"schema:about"--> v1 v4 --"schema:isPartOf"--> c7 end subgraph optional1["(optional)"] style optional1 fill:#bbf,stroke-dasharray: 5 5; v6 -."schema:name".-> v7 v6 --"schema:about"--> v1 v6 --"schema:isPartOf"--> c8 end subgraph s1["http://wikiba.se/ontology#label"] style s1 stroke-width:4px; c10 --"wikibase:language"--> c12 end