query: SELECT DISTINCT ?item ?itemLabel ?year ?occLabel
  WHERE {
    ?item wdt:P21 wd:Q6581072.
    ?item wdt:P106 ?occ.
    ?item wdt:P69 wd:Q49112;
            p:P69 [pq:P512 wd:Q752297];
            p:P69 [pq:P582 ?year].
    SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en". }
    FILTER(YEAR(?year) < 1969).
  }