query-a65474e1941e8d9a31efdf3da01b7daa

rq turtle/ttl

TODO

Use at

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 (count(?colour) as ?count) WHERE {
  ?item wdt:P31 wd:Q39715 . #instance of lighthouse
  ?item wdt:P17 wd:Q34 . #country of Sweden
  ?item wdt:P462 ?colour . #must have a colour

  OPTIONAL {?item p:P462 ?mem . #item has a colour
  ?mem ps:P462 ?colour2; pq:P518 ?qual . } # colour has a P518 qualifier

  FILTER(!BOUND(?qual)) # qualifier is null
  SERVICE wikibase:label { bd:serviceParam wikibase:language "se,en,fr,nl,de,it,es". }

  }
group by ?item ?itemLabel

Query found at

graph TD classDef projected fill:lightgreen; classDef literal fill:orange; classDef iri fill:yellow; v3("?colour"):::projected v5("?colour2") v6("?count") v2("?item"):::projected v4("?mem") v1("?qual") c10(["bd:serviceParam"]):::iri c2(["wd:Q39715"]):::iri c12(["se,en,fr,nl,de,it,es"]):::literal c4(["wd:Q34"]):::iri f0[["not bound(?qual)"]] f0 --> v1 v2 --"p:direct/P31"--> c2 v2 --"p:direct/P17"--> c4 v2 --"p:direct/P462"--> v3 subgraph optional0["(optional)"] style optional0 fill:#bbf,stroke-dasharray: 5 5; v2 -."p:P462".-> v4 v4 --"p:statement/P462"--> v5 v4 --"p:qualifier/P518"--> v1 end subgraph s1["http://wikiba.se/ontology#label"] style s1 stroke-width:4px; c10 --"wikibase:language"--> c12 end bind2[/"count(?colour)"/] v3 --o bind2 bind2 --as--o v6