query: #Timeline of early female writers
  #defaultView:Timeline
  SELECT ?person ?personLabel ?date (SAMPLE(?image) AS ?image) WHERE {
    ?person wdt:P31 wd:Q5.
    ?person wdt:P21 wd:Q6581072.
    ?person wdt:P106 wd:Q36180.
    ?person wdt:P570 ?date.
    FILTER (year(?date) < 1500)
    FILTER (year(?date) > 600)
    SERVICE wikibase:label { bd:serviceParam wikibase:language "en". }
    OPTIONAL { ?person wdt:P18 ?image. }
  }
  GROUP BY ?date ?person ?personLabel 
  Limit 100
  