query: #defaultView:Timeline
  SELECT ?item ?itemLabel ?pubdate ?author ?authorLabel
  WHERE
  {
  	{ ?item wdt:P31 wd:Q17537576 .} UNION { ?item wdt:P31 wd:Q7725634 .} UNION { ?item wdt:P31 wd:Q571 .}
      ?item wdt:P50 ?author.
      ?author wdt:P166 wd:Q916783.
      ?item wdt:P577 ?pubdate.
  	SERVICE wikibase:label { bd:serviceParam wikibase:language "en" }
      OPTIONAL { ?item wdt:P18 ?image }
  }
  GROUP BY ?item ?itemLabel ?pubdate ?author ?authorLabel
  #