query: SELECT ?journal ?journalLabel ?editor ?editorLabel ?twitter ?ex_publisher ?ex_publisherLabel
  WITH {
    SELECT ?journal ?editor ?twitter (SAMPLE(?publisher) AS ?ex_publisher) WHERE {
      ?journal wdt:P31 wd:Q5633421 ; wdt:P98 ?editor .
      OPTIONAL { ?journal wdt:P123 ?publisher }
      ?editor wdt:P2002 ?twitter .
    } GROUP BY ?journal ?editor ?twitter
  } AS %result
  WHERE {
    INCLUDE %result
    SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en". }
  } ORDER BY ?journalLabel