sparql-examples

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

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

207

rq turtle/ttl

Venue aspect: Author images for a specific venue

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 wikibase: <http://wikiba.se/ontology#>
# title: Author images for a specific venue

PREFIX target: <http://www.wikidata.org/entity/Q6294930>

#defaultView:ImageGrid
SELECT (SAMPLE(?image_) AS ?image) ?author ?authorLabel ?count
WITH {
  SELECT ?author (COUNT(?work) AS ?count) WHERE {
    ?work wdt:P1433 target:;
          wdt:P50 ?author .
  }
  GROUP BY ?author
} AS %authors
WHERE {
  INCLUDE %authors
  ?author wdt:P18 ?image_ .
  SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],mul,en" . } 
}
GROUP BY ?author ?authorLabel ?count
ORDER BY DESC(?count)
LIMIT 50  

graph TD