query: SELECT ?author ?authorLabel WITH {
    SELECT DISTINCT ?author WHERE {
      ?author wdt:P31 wd:Q5;
              wdt:P106/wdt:P279* wd:Q482980.
      MINUS { ?author wdt:P214 []. }
    }
  } AS %results WHERE {
    INCLUDE %results.
    SERVICE wikibase:label { bd:serviceParam wikibase:language "en". }
  }