query: embed.html#SELECT
    ?lang ?itemLabel 
    ?prop ?propLabel ?propDescription
  WHERE
  {
    hint:Query hint:optimizer "None".
    ?prop p:P1552 [ ps:P1552 wd:Q102746314 ; pq:P407 ?item] .
    ?item wdt:P424 ?lang .
    SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en". }
  }
  ORDER BY ?prop ?lang