query: SELECT DISTINCT ?itemLabel ?link ?item
  WHERE
  {
      # item is human
      ?item wdt:P31 wd:Q5 .
      # with intersex as sex/gender
      ?item wdt:P21 wd:Q1097630
      # and no pronoun.
      MINUS { ?item wdt:P6553 ?pronoun } 
      
      OPTIONAL {
        # ?link is about ?item
        ?link schema:about ?item . 
  
        # ?link is on english wikipedia
        ?link schema:isPartOf <https://en.wikipedia.org/>
      }
      SERVICE wikibase:label { bd:serviceParam wikibase:language "en" }
  }
  ORDER BY ?itemLabel