query-3829ab27e8d14ffdef332a390b100c42
Get airports which do have an ICAO set, or do have an ICAO set to
}
Use at
- https://query.wikidata.org/sparql
PREFIX wdt: <http://www.wikidata.org/prop/direct/>
PREFIX wdno: <http://www.wikidata.org/prop/novalue/>
PREFIX wd: <http://www.wikidata.org/entity/>
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX p: <http://www.wikidata.org/prop/>
# Get airports which do have an ICAO set, or do have an ICAO set to <no value>
select ?item where {
?item wdt:P31/wdt:P279* wd:Q1248784.
{ ?item wdt:P239 ?icao . } # item must have a valid ICAO code
UNION # and/or
{ ?item p:P239 [rdf:type wdno:P239] . } # item has a P239 of <no value>
}
Query found at
graph TD
classDef projected fill:lightgreen;
classDef literal fill:orange;
classDef iri fill:yellow;
v2("?icao")
v1("?item"):::projected
a1((" "))
a2((" "))
c3(["wd:Q1248784"]):::iri
c6(["p:novalue/P239"]):::iri
v1 --"p:direct/P31"--> a1
a1 --"p:direct/P279"--> c3
subgraph union0[" Union "]
subgraph union0l[" "]
style union0l fill:#abf,stroke-dasharray: 3 3;
a2 --"a"--> c6
v1 --"p:P239"--> a2
end
subgraph union0r[" "]
style union0r fill:#abf,stroke-dasharray: 3 3;
v1 --"p:direct/P239"--> v2
end
union0r <== or ==> union0l
end