query-618c3fcf9688781532651784ed08a44a

rq turtle/ttl

title:Number of incoming links for authors of articles published in Bibliothecae.it SELECT ?linkingitems (COUNT(?linkingitems) AS ?numberofitems) WHERE { { SELECT ?author (COUNT(DISTINCT ?x) AS ?linkingitems) WHERE { ?x ?st ?author . ?p wikibase:directClaim ?st . ?article wdt:P50 ?author ; wdt:P1433 wd:Q50811189 . } GROUP BY ?author } } GROUP BY ?linkingitems ORDER BY DESC(?linkingitems)

Use at

https://query.wikidata.org/sparql

PREFIX wikibase: <http://wikiba.se/ontology#>
PREFIX wdt: <http://www.wikidata.org/prop/direct/>
PREFIX wd: <http://www.wikidata.org/entity/>
#title:Number of incoming links for authors of articles published in Bibliothecae.it
SELECT ?linkingitems (COUNT(?linkingitems) AS ?numberofitems)
WHERE {
  { SELECT ?author (COUNT(DISTINCT ?x) AS ?linkingitems)
  WHERE { ?x ?st ?author . ?p wikibase:directClaim ?st . ?article wdt:P50 ?author ; wdt:P1433 wd:Q50811189 . }
  GROUP BY ?author }
}
GROUP BY ?linkingitems
ORDER BY DESC(?linkingitems)

Query found at

graph TD classDef projected fill:lightgreen; classDef literal fill:orange; classDef iri fill:yellow; v6("?article") v4("?author") v7("?linkingitems"):::projected v7("?numberofitems") v5("?p") v3("?st") v2("?x") c4(["wd:Q50811189"]):::iri v2 -->v3--> v4 v5 --"wikibase:directClaim"--> v3 v6 --"wdt:P50"--> v4 v6 --"wdt:P1433"--> c4 bind1[/"count(?x)"/] v2 --o bind1 bind1 --as--o v7 bind3[/"count(?linkingitems)"/] v7 --o bind3 bind3 --as--o v7