query-b245bc2ad632f28e33905351e6028b3a

rq turtle/ttl

ORDER BY doesn't work well with items and null values

Use at

PREFIX wikibase: <http://wikiba.se/ontology#>
PREFIX wd: <http://www.wikidata.org/entity/>
PREFIX ps: <http://www.wikidata.org/prop/statement/>
PREFIX pq: <http://www.wikidata.org/prop/qualifier/>
PREFIX p: <http://www.wikidata.org/prop/>
PREFIX bd: <http://www.bigdata.com/rdf#>
SELECT ?place ?placeLabel ?event ?eventLabel ?ref ?refp ?refv
WHERE
{
    wd:Q28922083    p:P17            ?s     .
      ?s           ps:P17            ?place .
      ?s           pq:P793           ?event .
  SERVICE wikibase:label { bd:serviceParam wikibase:language "en" }
} ORDER BY DESC(?event)

Query found at

graph TD classDef projected fill:lightgreen; classDef literal fill:orange; classDef iri fill:yellow; v1("?event"):::projected v3("?place"):::projected v2("?s") c1(["wd:Q28922083"]):::iri c6(["bd:serviceParam"]):::iri c8(["en"]):::literal c1 --"p:P17"--> v2 v2 --"p:statement/P17"--> v3 v2 --"p:qualifier/P793"--> v1 subgraph s1["http://wikiba.se/ontology#label"] style s1 stroke-width:4px; c6 --"wikibase:language"--> c8 end