query: #defaultView:Map
  select distinct ?author ?authorLabel ?image ?coord WHERE 
  {
    ?author wdt:P31/wdt:P279* wd:Q46169 .
    ?author wdt:P625 ?coord .
    OPTIONAL {?author wdt:P18 ?image .}
    SERVICE wikibase:label { bd:serviceParam wikibase:language "en, fr, de, it, es, pl". }
  }
  