sparql-examples

A set of SPARQL examples that are used in different TGX resources

View the Project on GitHub BiGCAT-UM/sparql-examples

067

rq turtle/ttl

Disease aspect: clinical trials

Use at

PREFIX bd: <http://www.bigdata.com/rdf#>
PREFIX p: <http://www.wikidata.org/prop/>
PREFIX wdt: <http://www.wikidata.org/prop/direct/>
PREFIX wd: <http://wikidata.org/entity/>
PREFIX wikibase: <http://wikiba.se/ontology#>
PREFIX target: <http://www.wikidata.org/entity/Q917357>

SELECT
  DISTINCT
  ?start_date
  ?trial ?trialLabel
  ?intervention ?interventionLabel
  ?sponsor ?sponsorLabel
WHERE {
  ?trial wdt:P31 wd:Q30612 ;
  wdt:P1050 / wdt:P279* target: .
  OPTIONAL {
    ?trial wdt:P580 ?starttime
    BIND(SUBSTR(STR(?starttime), 0, 11) AS ?start_date)
  }
  OPTIONAL { ?trial wdt:P4844 ?intervention }
  OPTIONAL { ?trial wdt:P859 ?sponsor }
  SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],mul,en" . }
}
ORDER BY DESC(?starttime)

graph TD
classDef projected fill:lightgreen;
classDef literal fill:orange;
classDef iri fill:yellow;
  v4("?intervention"):::projected 
  v5("?sponsor"):::projected 
  v3("?start_date"):::projected 
  v1("?starttime")
  v2("?trial"):::projected 
  a1((" "))
  c2([http://wikidata.org/entity/Q30612]):::iri 
  c5(["wd:Q917357"]):::iri 
  c10([http://www.bigdata.com/rdf#serviceParam]):::iri 
  c12(["#91;AUTO_LANGUAGE#93;,mul,en"]):::literal 
  v2 --"p:direct/P31"-->  c2
  v2 --"p:direct/P1050"-->  a1
  a1 --"p:direct/P279"-->  c5
  subgraph optional0["(optional)"]
  style optional0 fill:#bbf,stroke-dasharray: 5 5;
    v2 -."p:direct/P580".->  v1
    bind0[/"substring(str(?starttime),'0^^xsd:integer','11^^xsd:integer')"/]
    v1 --o bind0
    bind0 --as--o v3
  end
  subgraph optional1["(optional)"]
  style optional1 fill:#bbf,stroke-dasharray: 5 5;
    v2 -."p:direct/P4844".->  v4
  end
  subgraph optional2["(optional)"]
  style optional2 fill:#bbf,stroke-dasharray: 5 5;
    v2 -."p:direct/P859".->  v5
  end
  subgraph s1["http://wikiba.se/ontology#label"]
    style s1 stroke-width:4px;
    c10 --"wikibase:language"-->  c12
  end