query-f1af8ce824b016da26edc93821331ebd

rq turtle/ttl

I've altered the filtering, now it correctly filters, but there are duplicate statements. Per nom_stmt it shows all P1411 claims for the item and not only the one connected to nom_stmt.

Use at

PREFIX wikibase: <http://wikiba.se/ontology#>
PREFIX wdt: <http://www.wikidata.org/prop/direct/>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX bd: <http://www.bigdata.com/rdf#>
PREFIX p: <http://www.wikidata.org/prop/>
PREFIX pq: <http://www.wikidata.org/prop/qualifier/>
SELECT ?item ?itemLabel ?nom ?nomLabel ?nom_stmt ?werk ?werklbl
{
  ?item wdt:P1411 ?nom .
  ?item p:P1411 ?nom_stmt
   FILTER NOT EXISTS { ?nom_stmt pq:P585 ?x } .
  OPTIONAL {?nom_stmt pq:P1686 ?werk . OPTIONAL {?werk rdfs:label ?werklbl filter (lang(?werklbl) = "nl") .} }

SERVICE wikibase:label {
    bd:serviceParam wikibase:language "nl,en" .
  }
} ORDER BY ASC(?item)

Query found at

graph TD classDef projected fill:lightgreen; classDef literal fill:orange; classDef iri fill:yellow; v1("?item"):::projected v4("?nom"):::projected v2("?nom_stmt"):::projected v6("?werk"):::projected v5("?werklbl"):::projected v3("?x") c8(["bd:serviceParam"]):::iri c10(["nl,en"]):::literal f0[["not "]] subgraph f0e0["Exists Clause"] e0v1 --"p:qualifier/P585"--> e0v2 e0v1("?nom_stmt"):::projected e0v2("?x"):::projected end f0--EXISTS--> f0e0 f0 --> v2 f0 --> c1 f0 --> v3 v2 --"p:qualifier/P585"--> v3 v1 --"p:direct/P1411"--> v4 v1 --"p:P1411"--> v2 subgraph optional0["(optional)"] style optional0 fill:#bbf,stroke-dasharray: 5 5; v2 -."p:qualifier/P1686".-> v6 subgraph optional1["(optional)"] style optional1 fill:#bbf,stroke-dasharray: 5 5; v6 -."rdfs:label".-> v5 end end subgraph s1["http://wikiba.se/ontology#label"] style s1 stroke-width:4px; c8 --"wikibase:language"--> c10 end