query-b3a92ccbec7dfdda2329b6920ce4b1b6

rq turtle/ttl

Filter according to Wikipedia categoryHi all! I have this query

Use at

PREFIX wdt: <http://www.wikidata.org/prop/direct/>
PREFIX schema: <http://schema.org/>
SELECT DISTINCT ?author ?article WHERE {
 ?author wdt:P648 ?ol .
 ?author wdt:P3365 ?tr .
 ?article schema:about ?author .
 ?article schema:isPartOf <https://it.wikipedia.org/> .
}

Query found at

graph TD classDef projected fill:lightgreen; classDef literal fill:orange; classDef iri fill:yellow; v4("?article"):::projected v1("?author"):::projected v2("?ol") v3("?tr") c5([https://it.wikipedia.org/]):::iri v1 --"wdt:P648"--> v2 v1 --"wdt:P3365"--> v3 v4 --"schema:about"--> v1 v4 --"schema:isPartOf"--> c5