query-c1e69aa429a9ffe65cde8066f63154b9
Lista degli sviluppatori di free software ordinati per anno di nascita e con datore di lavoro quando presente
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#>
SELECT DISTINCT ?softwareLabel ?developerLabel ?yearofbirth ?employerLabel
WHERE {
?software wdt:P31 wd:Q341 .
?software wdt:P178 ?developer .
?developer wdt:P569 ?dateofbirth .
OPTIONAL {?developer wdt:P108 ?employer .}
BIND(YEAR(?dateofbirth) AS ?yearofbirth).
SERVICE wikibase:label {
bd:serviceParam wikibase:language "en" .
}
}
ORDER BY ?yearofbirth
Query found at
graph TD
classDef projected fill:lightgreen;
classDef literal fill:orange;
classDef iri fill:yellow;
v4("?dateofbirth")
v3("?developer")
v5("?employer")
v2("?software")
v6("?yearofbirth"):::projected
c7(["bd:serviceParam"]):::iri
c9(["en"]):::literal
c2(["wd:Q341"]):::iri
v2 --"wdt:P31"--> c2
v2 --"wdt:P178"--> v3
v3 --"wdt:P569"--> v4
subgraph optional0["(optional)"]
style optional0 fill:#bbf,stroke-dasharray: 5 5;
v3 -."wdt:P108".-> v5
end
bind0[/"year-from-dateTime(?dateofbirth)"/]
v4 --o bind0
bind0 --as--o v6
subgraph s1["http://wikiba.se/ontology#label"]
style s1 stroke-width:4px;
c7 --"wikibase:language"--> c9
end