query: SELECT ?l ?lemma ?form ?audio WHERE {
     ?l a ontolex:LexicalEntry ; dct:language ?language ;
          wikibase:lemma ?lemma ; ontolex:lexicalForm ?form.
    ?language wdt:P218 'pl'.
    ?form p:P443 ?statement.
    ?statement ps:P443 ?audio.
    FILTER NOT EXISTS { ?statement pq:P407 wd:Q809. }
  } ORDER BY ?lemma