query-ce7c86ce9c0756ec788f4271c271dae4
List all items that are a subclass of mineral and are missing a picture statement SELECT ?item ?itemLabel WHERE { ?item wdt:P279* wd:Q7946 . filter not exists { ?item wdt:P18 ?x } . SERVICE wikibase:label { bd:serviceParam wikibase:language "en" . } }
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 bd: <http://www.bigdata.com/rdf#>
# List all items that are a subclass of mineral and are missing a picture statement
SELECT ?item ?itemLabel WHERE {
?item wdt:P279* wd:Q7946 .
filter not exists { ?item wdt:P18 ?x } .
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("?item"):::projected
v2("?x")
c5(["bd:serviceParam"]):::iri
c7(["en"]):::literal
c3(["wd:Q7946"]):::iri
f0[["not "]]
subgraph f0e0["Exists Clause"]
e0v1 --"wdt:P18"--> e0v2
e0v1("?item"):::projected
e0v2("?x"):::projected
end
f0--EXISTS--> f0e0
f0 --> v1
f0 --> c1
f0 --> v2
v1 --"wdt:P18"--> v2
v1 --"wdt:P279"--> c3
subgraph s1["http://wikiba.se/ontology#label"]
style s1 stroke-width:4px;
c5 --"wikibase:language"--> c7
end