query-9a5889d218576d11c3eb593e91d11660
Co-author graph
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#>
#defaultView:Graph
select ?author1 ?author1Label ?image ?author2 where {
?item wdt:P31 wd:Q13442814 .
?item wdt:P1325 ?resource .
filter strstarts(str(?resource), "https://openfmri.org/")
?item wdt:P50 ?author1 ;
wdt:P50 ?author2 .
optional { ?author1 wdt:P18 ?image . }
filter not exists { filter (?author1 = ?author2) }
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("?author1"):::projected
v2("?author2"):::projected
v5("?image"):::projected
v4("?item")
v3("?resource")
c3(["wd:Q13442814"]):::iri
c8(["bd:serviceParam"]):::iri
c10(["en"]):::literal
f0[["not "]]
subgraph f0e0["Exists Clause"]
e0f0[["?author1 = ?author2"]]
e0f0 --> e0v1
e0f0 --> e0v2
e0v1("?author1"):::projected
e0v2("?author2"):::projected
end
f0--EXISTS--> f0e0
f0 --> v1
f0 --> v2
f1[["?author1 = ?author2"]]
f1 --> v1
f1 --> v2
f2[["starts-with(str(?resource),'https://openfmri.org/')"]]
f2 --> v3
v4 --"wdt:P31"--> c3
v4 --"wdt:P1325"--> v3
v4 --"wdt:P50"--> v1
v4 --"wdt:P50"--> v2
subgraph optional0["(optional)"]
style optional0 fill:#bbf,stroke-dasharray: 5 5;
v1 -."wdt:P18".-> v5
end
subgraph s1["http://wikiba.se/ontology#label"]
style s1 stroke-width:4px;
c8 --"wikibase:language"--> c10
end