query: #Danska uttryck
  #title:Danish idioms
  # Author: So9q 
  # Date: 2021-04-11
  SELECT ?l ?lemma ?stem WHERE {
    ?l dct:language wd:Q9027;
       wikibase:lemma ?lemma;
       wikibase:lexicalCategory wd:Q24905;
       wdt:P5187 ?stem.
    filter(regex(?stem, ".*a$"))
  }