query: SELECT ?property ?propertyLabel ?count ?stolperstein WHERE {
    {
      SELECT ?property (COUNT(DISTINCT ?stolperstein) AS ?count) (SAMPLE(?stolperstein) AS ?stolperstein) WHERE {
        ?stolperstein wdt:P31 wd:Q26703203;
                      ?p ?statement.
        ?property wikibase:claim ?p.
      }
      GROUP BY ?property ?propertyLabel
    }
    SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en". }
  }
  ORDER BY DESC(?count)