query: SELECT ?item ?p ?propertyDescription
  {
    ?property wikibase:propertyType ?type .
    ?property wdt:P279 ?class .
    BIND (concat("\u007B\u007BP'\u007C",strafter(str(?property),"y/"),"\u007D\u007D") as ?p) 
    BIND(IRI(CONCAT('http://www.wikidata.org/entity/Q', SUBSTR(STR(?property), 33))) AS ?item) .
    SERVICE wikibase:label { bd:serviceParam wikibase:language "en" } 
  }