query-ffb3756a8362d159dd2d94272c9e8593

PREFIX wikibase: <http://wikiba.se/ontology#>
PREFIX wdt: <http://www.wikidata.org/prop/direct/>
PREFIX wd: <http://www.wikidata.org/entity/>
PREFIX ps: <http://www.wikidata.org/prop/statement/>
PREFIX pq: <http://www.wikidata.org/prop/qualifier/>
PREFIX p: <http://www.wikidata.org/prop/>
PREFIX bd: <http://www.bigdata.com/rdf#>
SELECT ?item ?itemLabel ?person ?personLabel {
  ?item wdt:P31 wd:Q27971968 
  FILTER NOT EXISTS { ?item wdt:P576 ?end }
  OPTIONAL { 
     ?person p:P39 ?positionStatement .
     ?positionStatement ps:P39 wd:Q16707842; pq:P2937 wd:Q29974940 ; pq:P768 ?item .
  }
  SERVICE wikibase:label { bd:serviceParam wikibase:language 'en' }
}
ORDER BY ?itemLabel

graph TD classDef projected fill:lightgreen; classDef literal fill:orange; classDef iri fill:yellow; v3("?end") v2("?item"):::projected v1("?itemLabel"):::projected v4("?person"):::projected v5("?positionStatement") c6(["wd:Q16707842"]):::iri c3(["wd:Q27971968"]):::iri c13(["en"]):::literal c8(["wd:Q29974940"]):::iri c11(["bd:serviceParam"]):::iri f0[["not "]] subgraph f0e0["Exists Clause"] e0v1 --"p:direct/P576"--> e0v2 e0v2("?end"):::projected e0v1("?item"):::projected end f0--EXISTS--> f0e0 f0 --> v2 f0 --> c1 f0 --> v3 v2 --"p:direct/P576"--> v3 v2 --"p:direct/P31"--> c3 subgraph optional0["(optional)"] style optional0 fill:#bbf,stroke-dasharray: 5 5; v4 -."p:P39".-> v5 v5 --"p:statement/P39"--> c6 v5 --"p:qualifier/P2937"--> c8 v5 --"p:qualifier/P768"--> v2 end subgraph s1["http://wikiba.se/ontology#label"] style s1 stroke-width:4px; c11 --"wikibase:language"--> c13 end