query-673eabf7da4fcd4355d867fa06542a27

rq turtle/ttl

Wikidata-Items mit polymer brushes als Suchbegriff in Label per Author SELECT ?item WHERE { ?item wdt:P50 wd:Q61895041. ?item rdfs:label ?title filter (lang(?title) = "en"). FILTER( CONTAINS( ?title, 'polymer brushes' )). MINUS { ?item wdt:P921 [] } }

Use at

https://query.wikidata.org/sparql

PREFIX wdt: <http://www.wikidata.org/prop/direct/>
PREFIX wd: <http://www.wikidata.org/entity/>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
#Wikidata-Items mit polymer brushes als Suchbegriff in Label per Author
SELECT ?item
WHERE 
{
  ?item wdt:P50 wd:Q61895041.
  ?item rdfs:label ?title filter (lang(?title) = "en").
  FILTER( CONTAINS( ?title, 'polymer brushes' )).
  MINUS { ?item wdt:P921 [] }
}

Query found at

https://www.wikidata.org/wiki/User:Erfurth/Science

graph TD classDef projected fill:lightgreen; classDef literal fill:orange; classDef iri fill:yellow; v2("?item"):::projected v1("?title") a1((" ")) c4(["wd:Q61895041"]):::iri f0[["contains(?title,'polymer brushes')"]] f0 --> v1 f1[["?title = 'en'"]] f1 --> v1 v2 --"wdt:P50"--> c4 v2 --"rdfs:label"--> v1 subgraph minus2["MINUS"] style minus2 stroke-width:6px,fill:pink,stroke:red; v2 --"wdt:P921"--> a1 end