query: #defaultView:Map
  SELECT ?item ?coords ?itemLabel (?connecting_line AS ?layer) WHERE {
    ?item (wdt:P31/wdt:P279*) wd:Q928830.
    ?item wdt:P625 ?coords.
    ?item wdt:P361 wd:Q325309.
    ?item wdt:P81 ?connecting_line.
    SERVICE wikibase:label { bd:serviceParam wikibase:language "eu". }
    OPTIONAL { ?item wdt:P197 ?adjacent_station. }
  }
  ORDER BY ?itemLabel