query-5558470db9c5dfdbb02c2c1164c156d4

paintings from before 1800 without copyright statement

Use at

https://query.wikidata.org/sparql

PREFIX xsd: <http://www.w3.org/2001/XMLSchema#>
PREFIX wdt: <http://www.wikidata.org/prop/direct/>
PREFIX wd: <http://www.wikidata.org/entity/>
SELECT DISTINCT ?item WHERE {
  ?item wdt:P31 wd:Q3305213 .
  ?item wdt:P571 ?date . 

  FILTER (?date < "1800-01-01T00:00:01"^^xsd:dateTime)
  FILTER NOT EXISTS { ?item wdt:P6216 [] }   # item does not have P6216 yet
}

Query found at

https://www.wikidata.org/wiki/User:Jarekt/queries

graph TD classDef projected fill:lightgreen; classDef literal fill:orange; classDef iri fill:yellow; v2("?date") v1("?item"):::projected a1((" ")) c4(["wd:Q3305213"]):::iri f0[["not "]] subgraph f0e0["Exists Clause"] e0v1 --"wdt:P6216"--> e0a1 e0v1("?item"):::projected e0a1((" ")):::projected end f0--EXISTS--> f0e0 f0 --> v1 f0 --> c1 f0 --> a1 v1 --"wdt:P6216"--> a1 f1[["?date < '1800-01-01T00:00:01^^xsd:dateTime'"]] f1 --> v2 v1 --"wdt:P31"--> c4 v1 --"wdt:P571"--> v2