query-f06be8b8a31f4b5e4b246c57d81c1cf6

PREFIX mwapi: <http://wikiba.se/ontology#>
PREFIX xsd: <http://www.w3.org/2001/XMLSchema#>
PREFIX wikibase: <http://wikiba.se/ontology#>
PREFIX bd: <http://www.bigdata.com/rdf#>
# Chart of P921 usage
# Note: this chart is based on https://www.wikidata.org/wiki/Template:Property_uses
# which is updated once a day by PLbot

#defaultView:LineChart
SELECT ?day ?count {
  {BIND(?c1 AS ?count) BIND(?d1 AS ?day)  { SELECT (".+\\|921=(\\d+).+" as ?r) ("|921=" as ?p)
  (IF(CONTAINS(?r1, ?p), xsd:integer(REPLACE(?r1, ?r, "$1")), -1) AS ?c1) (xsd:dateTime(?t1) AS ?d1)
  { SERVICE wikibase:mwapi {
      bd:serviceParam wikibase:api "Generator" ; wikibase:endpoint "www.wikidata.org" ; mwapi:generator "allpages" ; 
                      mwapi:gapfrom "Property_uses" ; mwapi:gapto "Property_uses" ; mwapi:gapnamespace "10" ; 
                      mwapi:prop "revisions" ; mwapi:rvprop "content|timestamp" ; mwapi:rvlimit "50" ; mwapi:rvuser "PLbot" .
      ?t1 wikibase:apiOutput "revisions/rev[1]/@timestamp" . ?r1 wikibase:apiOutput "revisions/rev[1]/text()" .
    }
  }
}} 
  FILTER(?count != -1)
}

graph TD classDef projected fill:lightgreen; classDef literal fill:orange; classDef iri fill:yellow; v7("?c1") v2("?count"):::projected v8("?d1") v2("?day"):::projected v6("?p") v5("?r") v4("?r1") v3("?t1") c22(["PLbot"]):::literal c11(["Property_uses"]):::literal c3(["bd:serviceParam"]):::iri c9(["allpages"]):::literal c16(["revisions"]):::literal c20(["50"]):::literal c14(["10"]):::literal c7(["www.wikidata.org"]):::literal c18(["content|timestamp"]):::literal c24(["revisions/rev#91;1#93;/@timestamp"]):::literal c25(["revisions/rev#91;1#93;/text()"]):::literal c5(["Generator"]):::literal f0[["?count != '-1^^xsd:integer'"]] f0 --> v2 bind1[/"?c1"/] v7 --o bind1 bind1 --as--o v2 bind2[/"?d1"/] v8 --o bind2 bind2 --as--o v2 subgraph s1["http://wikiba.se/ontology#mwapi"] style s1 stroke-width:4px; c3 --"mwapi:api"--> c5 c3 --"mwapi:endpoint"--> c7 c3 --"mwapi:generator"--> c9 c3 --"mwapi:gapfrom"--> c11 c3 --"mwapi:gapto"--> c11 c3 --"mwapi:gapnamespace"--> c14 c3 --"mwapi:prop"--> c16 c3 --"mwapi:rvprop"--> c18 c3 --"mwapi:rvlimit"--> c20 c3 --"mwapi:rvuser"--> c22 v3 --"mwapi:apiOutput"--> c24 v4 --"mwapi:apiOutput"--> c25 end bind3[/"'.+\|921=(\d+).+'"/] bind3 --as--o v5 bind4[/"'|921='"/] bind4 --as--o v6 bind5[/"if(contains(?r1,?p),http://www.w3.org/2001/XMLSchema#integer(replace(?r1,?r,'$1')),'-1^^xsd:integer')"/] v4 --o bind5 v6 --o bind5 v5 --o bind5 bind5 --as--o v7 bind6[/"http://www.w3.org/2001/XMLSchema#dateTime(?t1)"/] v3 --o bind6 bind6 --as--o v8