query: SELECT ?item ?itemLabel ?SHAREVDEID
  WHERE
  {
    
    ?item wdt:P6329 ?SHAREVDEID.
    OPTIONAL {?item wdt:P3987 ?SHARECatID.}
    FILTER(!bound(?SHARECatID))
    SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en". }
    }