Project:SPARQL/examples: Difference between revisions

Project:SPARQL/examples (view source)

218 bytes removed , 3 days ago

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@@ Line 414: / Line 414: @@
 PREFIX bnpqv: <https://beyond-notability.wikibase.cloud/prop/qualifier/value/>
-SELECT distinct ?personLabel ?workLabel ?positionLabel ?date_pLabel ?date
+SELECT distinct ?personLabel ?workLabel ?positionLabel ?date_propLabel ?date
-?employerLabel ?organisedLabel ?ofLabel ?person
+?employerLabel ?organisedLabel ?ofLabel ?locationLabel ?person
-#?s  ?position  ?of  ?work ?employer ?organised
+#?s  ?position  ?of  ?work ?employer ?organised ?location ?date_prop
 WHERE {
@@ Line 436: / Line 436: @@
      OPTIONAL { ?s ( bnpq:P78 | bnpq:P66 ) ?of .}
-   # optional { ?s bnpq:P2 ?location . } # sometimes there is location and no employer/org/of
+    optional { ?s bnpq:P2 ?location . } # sometimes there is location and no employer/org/of
-   # dates
+   # dates with property labels.
      optional {
      ?s ?pq ?date .
+       ?date_prop wikibase:qualifier ?pq;
-       ?date_p wikibase:qualifier ?pq;
+               wikibase:propertyType wikibase:Time .
-              #wikibase:propertyType ?date_prop_type; # can check date property types if needed
-               wikibase:propertyType wikibase:Time . # nb *does not* include edtf dates but AFAICT there are none in qualifiers.
-              #rdfs:label ?date_label . filter(lang(?date_label)="en-gb") . # what kind of date is it.
        } # /dates