query: SELECT DISTINCT ?wdProperty ?wdPropertyName ?dcProperty 
  WHERE {
    ?wdProperty a wikibase:Property.
    ?wdProperty wdt:P1628 ?dcProperty.
    FILTER(STRSTARTS(STR(?dcProperty), "http://purl.org/dc/terms/"))
    filter(regex(strafter(str(?dcProperty), "http://purl.org/dc/terms/"), "^[a-z]"))
    SERVICE wikibase:label {
      bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en".
      ?wdProperty rdfs:label ?wdPropertyName.
    }
  }
  ORDER BY ?dcProperty