query-22d77b13fed5639a21b061b954caa028
... items without date, without description
SELECT ?item ?itemLabel
{
{
SELECT ?item (COUNT(?item) AS ?cnt) {
?item p:P31 [ ps:P31 wd:Q7889 ] .
?item p:P31 ?valueStatement .
MINUS { ?item p:P577 ?date . }
OPTIONAL { ?item schema:description ?itemDescription FILTER(LANG(?itemDescription) = "ro"). }
FILTER (!BOUND(?itemDescription))
} GROUP BY ?item
}
SERVICE wikibase:label { bd:serviceParam wikibase:language "en". }
FILTER(?cnt = 1)
}
Use at
- https://query.wikidata.org/sparql
PREFIX wikibase: <http://wikiba.se/ontology#>
PREFIX wd: <http://www.wikidata.org/entity/>
PREFIX schema: <http://schema.org/>
PREFIX ps: <http://www.wikidata.org/prop/statement/>
PREFIX p: <http://www.wikidata.org/prop/>
PREFIX bd: <http://www.bigdata.com/rdf#>
#... items without date, without description
SELECT ?item ?itemLabel
{
{
SELECT ?item (COUNT(?item) AS ?cnt) {
?item p:P31 [ ps:P31 wd:Q7889 ] .
?item p:P31 ?valueStatement .
MINUS { ?item p:P577 ?date . }
OPTIONAL { ?item schema:description ?itemDescription FILTER(LANG(?itemDescription) = "ro"). }
FILTER (!BOUND(?itemDescription))
} GROUP BY ?item
}
SERVICE wikibase:label { bd:serviceParam wikibase:language "en". }
FILTER(?cnt = 1)
}
Query found at
graph TD
classDef projected fill:lightgreen;
classDef literal fill:orange;
classDef iri fill:yellow;
v6("?cnt")
v5("?date")
v3("?item"):::projected
v2("?itemDescription")
v4("?valueStatement")
a1((" "))
c9(["bd:serviceParam"]):::iri
c4(["wd:Q7889"]):::iri
c11(["en"]):::literal
f0[["?cnt = '1^^xsd:integer'"]]
f0 --> v6
f1[["not bound(?itemDescription)"]]
f1 --> v2
a1 --"p:statement/P31"--> c4
v3 --"p:P31"--> a1
v3 --"p:P31"--> v4
subgraph minus2["MINUS"]
style minus2 stroke-width:6px,fill:pink,stroke:red;
v3 --"p:P577"--> v5
end
subgraph optional0["(optional)"]
style optional0 fill:#bbf,stroke-dasharray: 5 5;
v3 -."schema:description".-> v2
end
bind4[/"count(?item)"/]
v3 --o bind4
bind4 --as--o v6
subgraph s1["http://wikiba.se/ontology#label"]
style s1 stroke-width:4px;
c9 --"wikibase:language"--> c11
end