query: SELECT  ?iso2 ?item (COUNT(?item) AS ?count)
  WHERE
  {
    ?item wdt:P297 ?iso2 .
    OPTIONAL{?item wdt:P402 ?osm_id .}
    SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en". }
  }
  GROUP BY ?iso2 ?item
  HAVING (COUNT(?item) >1)
  ORDER BY ?iso2
  