query: SELECT DISTINCT ?item ?itemLabel ?twitter WHERE {
    ?item (wdt:P31/wdt:P279*) wd:Q33506.
    ?item wdt:P17 wd:Q183.
    ?item wdt:P2002 ?twitter.
    SERVICE wikibase:label { bd:serviceParam wikibase:language "de". }
  } ORDER BY ASC (?itemLabel)