query-7914f01df4de0a2037d7098428d0ef63

rq turtle/ttl

Optimize film query to return full-length videos regardless of the presence of a trailer video qualifier). Example retrieving films with full-length videos (but not having any trailer videos) from Japan: (Q622550)trailer (P3831)object of statement has role statement with (P10)video a trailer video (not statement) but (P10)video , I have constructed a very simple query that retrieves films from Wikidata which have a full length video (bare hobby project prototyping a public domain and CC-licensed film browserHi! For a

Use at

PREFIX wdt: <http://www.wikidata.org/prop/direct/>
PREFIX wd: <http://www.wikidata.org/entity/>
PREFIX pq: <http://www.wikidata.org/prop/qualifier/>
PREFIX p: <http://www.wikidata.org/prop/>
SELECT ?item ?full_length_video WHERE {
?item (wdt:P31/(wdt:P279*)) wd:Q11424.
?item wdt:P10 ?full_length_video.
?item wdt:P495 wd:Q17.
MINUS { ?item p:P10 [pq:P3831 wd:Q622550]. } 
}

Query found at

graph TD classDef projected fill:lightgreen; classDef literal fill:orange; classDef iri fill:yellow; v2("?full_length_video"):::projected v1("?item"):::projected a1((" ")) a2((" ")) c6(["wd:Q17"]):::iri c8(["wd:Q622550"]):::iri c3(["wd:Q11424"]):::iri v1 --"p:direct/P31"--> a1 a1 --"p:direct/P279"--> c3 v1 --"p:direct/P10"--> v2 v1 --"p:direct/P495"--> c6 subgraph minus0["MINUS"] style minus0 stroke-width:6px,fill:pink,stroke:red; a2 --"p:qualifier/P3831"--> c8 v1 --"p:P10"--> a2 end