query-a780cd5f1fa89f688dd791684756216d
Normalized mass of RMS Titanic with optional reference SELECT ?item ?itemLabel ?nmass ?nunitLabel ?reftype ?ref WHERE { VALUES ?item { wd:Q25173 } ?item p:P2067 ?ms. ?ms psn:P2067 [ wikibase:quantityAmount ?nmass; wikibase:quantityUnit ?nunit ]. OPTIONAL { ?ms prov:wasDerivedFrom [ ?reftype ?ref ] . } SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en". } }
Use at
- https://query.wikidata.org/sparql
PREFIX wikibase: <http://wikiba.se/ontology#>
PREFIX wd: <http://www.wikidata.org/entity/>
PREFIX psn: <http://www.wikidata.org/prop/statement/value-normalized/>
PREFIX prov: <http://www.w3.org/ns/prov#>
PREFIX p: <http://www.wikidata.org/prop/>
PREFIX bd: <http://www.bigdata.com/rdf#>
# Normalized mass of RMS Titanic with optional reference
SELECT ?item ?itemLabel ?nmass ?nunitLabel ?reftype ?ref
WHERE {
VALUES ?item { wd:Q25173 }
?item p:P2067 ?ms.
?ms psn:P2067 [ wikibase:quantityAmount ?nmass; wikibase:quantityUnit ?nunit ].
OPTIONAL { ?ms prov:wasDerivedFrom [ ?reftype ?ref ] . }
SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en". }
}
Query found at
graph TD
classDef projected fill:lightgreen;
classDef literal fill:orange;
classDef iri fill:yellow;
v1("?item"):::projected
v2("?ms")
v3("?nmass"):::projected
v4("?nunit")
v6("?ref"):::projected
v5("?reftype"):::projected
a1((" "))
a2((" "))
c7(["bd:serviceParam"]):::iri
c9(["#91;AUTO_LANGUAGE#93;,en"]):::literal
bind0[/VALUES ?item/]
bind0-->v1
bind00(["wd:Q25173"])
bind00 --> bind0
v1 --"p:P2067"--> v2
a1 --"wikibase:quantityAmount"--> v3
a1 --"wikibase:quantityUnit"--> v4
v2 --"p:statement/value-normalized/P2067"--> a1
subgraph optional0["(optional)"]
style optional0 fill:#bbf,stroke-dasharray: 5 5;
a2 -->v5--> v6
v2 -."prov:wasDerivedFrom".-> a2
end
subgraph s1["http://wikiba.se/ontology#label"]
style s1 stroke-width:4px;
c7 --"wikibase:language"--> c9
end