query-10d4add5e2cd8cc76fbef7576562b07c

rq turtle/ttl

TODO

Use at

PREFIX mwapi: <http://wikiba.se/ontology#>
PREFIX wikibase: <http://wikiba.se/ontology#>
PREFIX wd: <http://www.wikidata.org/entity/>
PREFIX schema: <http://schema.org/>
PREFIX bd: <http://www.bigdata.com/rdf#>
SELECT ?item ?itemLabel ?extract ?link ?wikipedia
WHERE
{
  ?link schema:about wd:Q541180 ; schema:name ?title ; schema:isPartOf ?wikimedia_site .
  ?wikimedia_site wikibase:wikiGroup "wikipedia" . # Use only Wikipedias
  BIND (STRBEFORE(STRAFTER(STR(?wikimedia_site), "https://"), "/") AS ?wikipedia)
  OPTIONAL
  # The OPTIONAL keyword is used here to force the SPARQL engine to order the query so ?wikipedia (the endpoint) is bound before calling MWAPI
  {
    SERVICE wikibase:mwapi
    {
      bd:serviceParam wikibase:api "Generator" .
      bd:serviceParam wikibase:endpoint ?wikipedia .
      bd:serviceParam mwapi:generator "allpages" .
      bd:serviceParam mwapi:gapfrom ?title .
      bd:serviceParam mwapi:gapto ?title .
      bd:serviceParam mwapi:prop "pageprops|extracts" .
      bd:serviceParam mwapi:exsentences "3" .     # number of sententences to extract (1-10)
      # bd:serviceParam mwapi:exchars "100" .       # number of characters to extract (1-1200)
      bd:serviceParam mwapi:explaintext "true" .
      ?item wikibase:apiOutputItem mwapi:item .
      ?extract wikibase:apiOutput "extract/text()".
    }
  }
  SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],fi". }
}

Query found at

graph TD classDef projected fill:lightgreen; classDef literal fill:orange; classDef iri fill:yellow; v6("?extract"):::projected v5("?item"):::projected v1("?link"):::projected v2("?title") v3("?wikimedia_site") v4("?wikipedia"):::projected c23(["mwapi:item"]):::iri c8(["bd:serviceParam"]):::iri c2(["wd:Q541180"]):::iri c13(["allpages"]):::literal c6(["wikipedia"]):::literal c17(["pageprops|extracts"]):::literal c28(["#91;AUTO_LANGUAGE#93;,fi"]):::literal c25(["extract/text()"]):::literal c19(["3"]):::literal c21(["true"]):::literal c10(["Generator"]):::literal v1 --"schema:about"--> c2 v1 --"schema:name"--> v2 v1 --"schema:isPartOf"--> v3 v3 --"mwapi:wikiGroup"--> c6 bind0[/"substring-before(substring-after(str(?wikimedia_site),'https://'),'/')"/] v3 --o bind0 bind0 --as--o v4 subgraph optional0["(optional)"] style optional0 fill:#bbf,stroke-dasharray: 5 5; subgraph s1["http://wikiba.se/ontology#mwapi"] style s1 stroke-width:4px; c8 -."mwapi:api".-> c10 c8 --"mwapi:endpoint"--> v4 c8 --"mwapi:generator"--> c13 c8 --"mwapi:gapfrom"--> v2 c8 --"mwapi:gapto"--> v2 c8 --"mwapi:prop"--> c17 c8 --"mwapi:exsentences"--> c19 c8 --"mwapi:explaintext"--> c21 v5 --"mwapi:apiOutputItem"--> c23 v6 --"mwapi:apiOutput"--> c25 end end subgraph s2["http://wikiba.se/ontology#label"] style s2 stroke-width:4px; c8 --"mwapi:language"--> c28 end