query: SELECT DISTINCT  ?item  ?authorLabel (YEAR(?dod) as ?year)
  WHERE {
    ?item wdt:P31 wd:Q3305213 .
    FILTER NOT EXISTS { ?item wdt:P6216 [] } .
    ?item wdt:P170 ?author .
    ?author wdt:P570 ?dod .
    FILTER(YEAR(?dod) < 1850)
    SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en". }
  }
  