sparql-examples

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

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

100

rq turtle/ttl

License aspect: recently published works

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#>
PREFIX xsd: <http://www.w3.org/2001/XMLSchema#>
PREFIX target: <http://www.wikidata.org/entity/Q20007257>

SELECT
  ?publication_date
  ?work ?workLabel ?workDescription
WITH {
  SELECT
    ?publication_date_
    ?work
  WHERE {
    ?work wdt:P275 target: . 
    OPTIONAL { ?work wdt:P577 ?publication_date_ . }
  }
  ORDER BY DESC(?publication_date_)
  LIMIT 1100
} AS %works
WITH {
  SELECT
    (xsd:date(MAX(?publication_date_)) AS ?publication_date)
    ?work
  WHERE {
    INCLUDE %works
  }
  GROUP BY ?work
  ORDER BY DESC(?publication_date)
  LIMIT 1000
} AS %result
WHERE {
  INCLUDE %result
  SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],mul,en". }
}
ORDER BY DESC(?publication_date)

  
graph TD