query-8808974feefc13d4fb2f4f69c9c42b62
However, if BIND is used, the equivalent query times out
Use at
- https://query.wikidata.org/sparql
PREFIX wdt: <http://www.wikidata.org/prop/direct/>
PREFIX wd: <http://www.wikidata.org/entity/>
SELECT (COUNT(DISTINCT ?a) AS ?count) WHERE {
BIND (wd:Q3305213 AS ?class) .
?a wdt:P31/wdt:P279* ?class .
}
Query found at
graph TD
classDef projected fill:lightgreen;
classDef literal fill:orange;
classDef iri fill:yellow;
v2("?a"):::projected
v1("?class")
v3("?count")
a1((" "))
bind0[/"'wd:Q3305213'"/]
bind0 --as--o v1
v2 --"wdt:P31"--> a1
a1 --"wdt:P279"--> v1
bind2[/"count(?a)"/]
v2 --o bind2
bind2 --as--o v3