query: SELECT DISTINCT ?item ?itemLabel ?mayorLabel ?coord WHERE {
    ?item (wdt:P31/wdt:P279*) wd:Q15284.
    ?item wdt:P17 wd:Q142.
    ?item wdt:P6 ?mayor.
    ?mayor wdt:P21 wd:Q6581072.
    ?item wdt:P625 ?coord.
    SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en". }
  }
  LIMIT 1000