query-c2d052f6a8345f87c79658c5d0fdd661

rq turtle/ttl

Art museums without country, labels SELECT ?item ?itemLabel WHERE { ?item wdt:P31 wd:Q207694 . OPTIONAL { ?item wdt:P17 ?dummy0 } FILTER(!bound(?dummy0)) SERVICE wikibase:label { bd:serviceParam wikibase:language "en" } }

Use at

PREFIX wikibase: <http://wikiba.se/ontology#>
PREFIX wdt: <http://www.wikidata.org/prop/direct/>
PREFIX wd: <http://www.wikidata.org/entity/>
PREFIX bd: <http://www.bigdata.com/rdf#>
#Art museums without country, labels
SELECT ?item ?itemLabel WHERE {
  ?item wdt:P31 wd:Q207694 .
  OPTIONAL { ?item wdt:P17 ?dummy0 }
  FILTER(!bound(?dummy0))
SERVICE wikibase:label { bd:serviceParam wikibase:language "en" }
}

Query found at

graph TD classDef projected fill:lightgreen; classDef literal fill:orange; classDef iri fill:yellow; v1("?dummy0") v2("?item"):::projected c2(["wd:Q207694"]):::iri c5(["bd:serviceParam"]):::iri c7(["en"]):::literal f0[["not bound(?dummy0)"]] f0 --> v1 v2 --"wdt:P31"--> c2 subgraph optional0["(optional)"] style optional0 fill:#bbf,stroke-dasharray: 5 5; v2 -."wdt:P17".-> v1 end subgraph s1["http://wikiba.se/ontology#label"] style s1 stroke-width:4px; c5 --"wikibase:language"--> c7 end