query-a1974f494ba96d4464862f3f19f03c49

PREFIX xsd: <http://www.w3.org/2001/XMLSchema#>
PREFIX wdt: <http://www.wikidata.org/prop/direct/>
PREFIX wd: <http://www.wikidata.org/entity/>
SELECT ?item
WHERE {
  { ?item wdt:P106 wd:Q33231 . }
  UNION { ?item wdt:P106/wdt:P279 wd:Q33231 . }
  ?item wdt:P570 ?dod .
  FILTER(?dod < "1942-01-01"^^xsd:dat)
  ?item wdt:P27|wdt:P17 ?country .
  VALUES ?country {
    wd:Q34266 # Russian Empire
    wd:Q15180 # Soviet Union
    wd:Q2184 # RSFS
    wd:Q159 # Russia
  }
}

graph TD classDef projected fill:lightgreen; classDef literal fill:orange; classDef iri fill:yellow; v4("?country") v1("?dod") v2("?item"):::projected a1((" ")) c3(["wd:Q33231"]):::iri f0[["?dod < s1942-01-01^^<http://www.w3.org/2001/XMLSchema#dat>'"]] f0 --> v1 subgraph union0[" Union "] subgraph union0l[" "] style union0l fill:#abf,stroke-dasharray: 3 3; v2 --"wdt:P106"--> a1 a1 --"wdt:P279"--> c3 end subgraph union0r[" "] style union0r fill:#abf,stroke-dasharray: 3 3; v2 --"wdt:P106"--> c3 end union0r <== or ==> union0l end v2 --"wdt:P570"--> v1 subgraph union1[" Union "] subgraph union1l[" "] style union1l fill:#abf,stroke-dasharray: 3 3; v2 --"wdt:P17"--> v4 end subgraph union1r[" "] style union1r fill:#abf,stroke-dasharray: 3 3; v2 --"wdt:P27"--> v4 end union1r <== or ==> union1l end bind1[/VALUES ?country/] bind1-->v4 bind10(["wd:Q34266"]) bind10 --> bind1 bind11(["wd:Q15180"]) bind11 --> bind1 bind12(["wd:Q2184"]) bind12 --> bind1 bind13(["wd:Q159"]) bind13 --> bind1