query: #defaultView:Graph
  select ?int ?parent ?intLabel ?parentLabel {
    bind ( wd:Q5 as ?subclass)
    bind ( wd:Q16686448 as ?superclass)
    ?subclass wdt:P279* ?int .
    #?int wdt:P279+ ?superclass .
    ?int wdt:P279 ?parent #filter exists { ?parent wdt:P279* ?superclass }
    SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en". }
  }