query-6cb9cf7522f8db2303a66cfed248488e
Boiling points of alkanes
SELECT DISTINCT ?comp ?compLabel ?formula ?bp ?bpUnit ?bpUnitLabel WHERE { ?comp wdt:P31/wdt:P279* wd:Q41581 ; wdt:P274 ?formula ; p:P2102 [ ps:P2102 ?bp ; psv:P2102/wikibase:quantityUnit ?bpUnit ] . SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en". } } ORDER BY DESC(?bpUnit) ASC(?bp)
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 psv: <http://www.wikidata.org/prop/statement/value/>
PREFIX ps: <http://www.wikidata.org/prop/statement/>
PREFIX p: <http://www.wikidata.org/prop/>
PREFIX bd: <http://www.bigdata.com/rdf#>
# Boiling points of alkanes
SELECT DISTINCT ?comp ?compLabel ?formula ?bp ?bpUnit ?bpUnitLabel WHERE {
?comp wdt:P31/wdt:P279* wd:Q41581 ;
wdt:P274 ?formula ;
p:P2102 [
ps:P2102 ?bp ;
psv:P2102/wikibase:quantityUnit ?bpUnit
] .
SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en". }
} ORDER BY DESC(?bpUnit) ASC(?bp)
Query found at
graph TD
classDef projected fill:lightgreen;
classDef literal fill:orange;
classDef iri fill:yellow;
v2("?bp"):::projected
v1("?bpUnit"):::projected
v3("?comp"):::projected
v4("?formula"):::projected
a1((" "))
a2((" "))
a3((" "))
c10(["bd:serviceParam"]):::iri
c3(["wd:Q41581"]):::iri
c12(["#91;AUTO_LANGUAGE#93;,en"]):::literal
v3 --"p:direct/P31"--> a1
a1 --"p:direct/P279"--> c3
v3 --"p:direct/P274"--> v4
a2 --"p:statement/P2102"--> v2
a2 --"p:statement/value/P2102"--> a3
a3 --"wikibase:quantityUnit"--> v1
v3 --"p:P2102"--> a2
subgraph s1["http://wikiba.se/ontology#label"]
style s1 stroke-width:4px;
c10 --"wikibase:language"--> c12
end