query: SELECT ?item ?itemLabel 
  WHERE 
  {VALUES ?item 
  {
  wd:Q6868183
  wd:Q5059528
  wd:Q16948255
  wd:Q18159081
  wd:Q17123448
  wd:Q5150662
  }
    OPTIONAL {?item wdt:P31 ?instance .}
    OPTIONAL {?item wdt:P571 ?inception}
    OPTIONAL {?item wdt:P856 ?website}
    OPTIONAL {?item wdt:P244 ?lcn}
    SERVICE wikibase:label { bd:serviceParam wikibase:language "en". }
  }