query: SELECT ?item ?itemLabel ?coor ?hascoor WHERE {
      ?item wdt:P170 wd:Q29963974 .
       OPTIONAL { ?item wdt:P625 ?coor . BIND("🌐" as ?hascoor) }
  	SERVICE wikibase:label {
  		bd:serviceParam wikibase:language "cs" .
          }
  }