query: #fictional presidents
  SELECT DISTINCT ?item ?itemLabel 
  WHERE 
  {
    ?fictional wdt:P279* wd:Q95074 .
    ?item wdt:P31 ?fictional. ?item wdt:P39 wd:Q11696 .
    SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en". }
  }