query-f1388c648392a86c6af36745fed37da9
Remove duplicates when the subject has several objects that corresponds to one predicateHello I'm trying to obtain a list of all schools that are an "Institut d'études politiques" (a french school type) I wrote the following query :
Use at
- https://query.wikidata.org/sparql
PREFIX wikibase: <http://wikiba.se/ontology#>
PREFIX wdt: <http://www.wikidata.org/prop/direct/>
PREFIX wd: <http://www.wikidata.org/entity/>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX bd: <http://www.bigdata.com/rdf#>
SELECT ?item ?itemLabel
WHERE
{
?item wdt:P31/wdt:P279* wd:Q5341295.
?item rdfs:label ?itemLabel.
filter contains(?itemLabel,"Institut d'études politiques").
FILTER(LANG(?itemLabel) = "fr").
SERVICE wikibase:label { bd:serviceParam wikibase:language "fr". }
}
Query found at
graph TD
classDef projected fill:lightgreen;
classDef literal fill:orange;
classDef iri fill:yellow;
v2("?item"):::projected
v1("?itemLabel"):::projected
a1((" "))
c5(["wd:Q5341295"]):::iri
c8(["bd:serviceParam"]):::iri
c1(["fr"]):::literal
f0[["?itemLabel = 'fr'"]]
f0 --> v1
f1[["contains(?itemLabel,'Institut d'études politiques')"]]
f1 --> v1
v2 --"wdt:P31"--> a1
a1 --"wdt:P279"--> c5
v2 --"rdfs:label"--> v1
subgraph s1["http://wikiba.se/ontology#label"]
style s1 stroke-width:4px;
c8 --"wikibase:language"--> c1
end