query-afdbcf8d5b25ef777a91f2c761d8ff9c

rq turtle/ttl

Paintings on Wikidata (with Wikipedia articles) per year of creation:

Use at

PREFIX wdt: <http://www.wikidata.org/prop/direct/>
PREFIX wd: <http://www.wikidata.org/entity/>
PREFIX schema: <http://schema.org/>
#defaultView:BarChart
SELECT ?year (COUNT(?year) AS ?count) WHERE {
  ?item wdt:P31 wd:Q3305213;
    wdt:P571 ?inception.
  BIND(YEAR(?inception) AS ?year)
  FILTER(?year < 1900 )
  FILTER(?year > 1400 )
  ?article schema:about ?item;
    schema:isPartOf ?wiki.
  FILTER(REGEX(STR(?wiki), ".+.wikipedia.org"))
}
GROUP BY ?year
ORDER BY ?year
LIMIT 500

Query found at

graph TD classDef projected fill:lightgreen; classDef literal fill:orange; classDef iri fill:yellow; v5("?article") v6("?count") v4("?inception") v3("?item") v2("?wiki") v5("?year"):::projected c5(["wd:Q3305213"]):::iri f0[["regex(str(?wiki),'.+.wikipedia.org')"]] f0 --> v2 f1[["?year > '1400^^xsd:integer'"]] f1 --> v5 f2[["?year < '1900^^xsd:integer'"]] f2 --> v5 v3 --"wdt:P31"--> c5 v3 --"wdt:P571"--> v4 bind3[/"year-from-dateTime(?inception)"/] v4 --o bind3 bind3 --as--o v5 v5 --"schema:about"--> v3 v5 --"schema:isPartOf"--> v2 bind5[/"count(?year)"/] v5 --o bind5 bind5 --as--o v6