query: embed.html#SELECT ?prop ?propLabel ?in_this_item (COUNT (DISTINCT ?s) as ?count) ?proptype (URI(CONCAT(str(SAMPLE(COALESCE(?s0,?s))),"#",strafter(str(?prop),str(wd:)))) as ?actual_use_or_sample)
  WITH
  {
    SELECT *
    WHERE 
    {
      ?s ?wdt ?o .
      ?prop wikibase:directClaim ?wdt .
      ?s wdt:P31/wdt:P279* wd:Q36906466 .
    } 
    LIMIT 120000
  } as %test
  WHERE
  {
    INCLUDE %test
    OPTIONAL { wd:Q1 ?wdt [] . BIND("present" as ?in_this_item) . BIND(wd:Q1 as ?s0) }   
    ?prop wikibase:propertyType ?proptype
    SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en". }          
  }
  GROUP BY ?prop ?propLabel ?proptype ?in_this_item
  ORDER BY DESC(?count)
  LIMIT 50